[3274] | 1 | !> @file bulk_cloud_model_mod.f90 |
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| 2 | !------------------------------------------------------------------------------! |
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| 3 | ! This file is part of the PALM model system. |
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| 4 | ! |
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| 5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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| 6 | ! terms of the GNU General Public License as published by the Free Software |
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| 7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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| 8 | ! version. |
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| 9 | ! |
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| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 13 | ! |
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| 14 | ! You should have received a copy of the GNU General Public License along with |
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| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | ! |
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[3655] | 17 | ! Copyright 1997-2019 Leibniz Universitaet Hannover |
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[3274] | 18 | !------------------------------------------------------------------------------! |
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| 19 | ! |
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| 20 | ! Current revisions: |
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| 21 | ! ------------------ |
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| 22 | ! |
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| 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: bulk_cloud_model_mod.f90 3724 2019-02-06 16:28:23Z dom_dwd_user $ |
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[3724] | 27 | ! Correct double-used log_point_s unit |
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| 28 | ! |
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| 29 | ! 3700 2019-01-26 17:03:42Z knoop |
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[3636] | 30 | ! nopointer option removed |
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| 31 | ! |
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| 32 | ! 3622 2018-12-12 09:52:53Z schwenkel |
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[3622] | 33 | ! Important bugfix in case of restart runs. |
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| 34 | ! |
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| 35 | ! 3507 2018-11-08 14:28:46Z schwenkel |
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[3507] | 36 | ! Minor bugfixes for bcm cache version and initializing prr |
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| 37 | ! |
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| 38 | ! 3452 2018-10-30 13:13:34Z schwenkel |
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[3452] | 39 | ! Bugfix for profiles output |
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| 40 | ! |
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| 41 | ! 3445 2018-10-29 12:23:02Z schwenkel |
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[3445] | 42 | ! Minor bugfix and use of subroutine for supersaturation calculation in case |
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| 43 | ! of cache version |
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| 44 | ! |
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| 45 | ! 3383 2018-10-19 14:22:58Z knoop |
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[3274] | 46 | ! Modularization of all bulk cloud physics code components |
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| 47 | ! |
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| 48 | ! unused variables removed |
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| 49 | ! |
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| 50 | ! 3026 2018-05-22 10:30:53Z schwenkel |
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| 51 | ! Changed the name specific humidity to mixing ratio, since we are computing |
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| 52 | ! mixing ratios. |
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| 53 | ! |
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| 54 | ! 2718 2018-01-02 08:49:38Z maronga |
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| 55 | ! Corrected "Former revisions" section |
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| 56 | ! |
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| 57 | ! 2701 2017-12-15 15:40:50Z suehring |
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| 58 | ! Changes from last commit documented |
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| 59 | ! |
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| 60 | ! 2698 2017-12-14 18:46:24Z suehring |
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| 61 | ! Bugfix in get_topography_top_index |
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| 62 | ! |
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| 63 | ! 2696 2017-12-14 17:12:51Z kanani |
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| 64 | ! Change in file header (GPL part) |
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| 65 | ! |
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| 66 | ! 2608 2017-11-13 14:04:26Z schwenkel |
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| 67 | ! Calculation of supersaturation in external module (diagnostic_quantities_mod). |
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| 68 | ! Change: correct calculation of saturation specific humidity to saturation |
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| 69 | ! mixing ratio (the factor of 0.378 vanishes). |
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| 70 | ! |
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| 71 | ! 2522 2017-10-05 14:20:37Z schwenkel |
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| 72 | ! Minor bugfix |
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| 73 | ! |
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| 74 | ! 2375 2017-08-29 14:10:28Z schwenkel |
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| 75 | ! Improved aerosol initilization and some minor bugfixes |
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| 76 | ! for droplet sedimenation |
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| 77 | ! |
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| 78 | ! 2318 2017-07-20 17:27:44Z suehring |
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| 79 | ! Get topography top index via Function call |
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| 80 | ! |
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| 81 | ! 2317 2017-07-20 17:27:19Z suehring |
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| 82 | ! s1 changed to log_sigma |
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| 83 | ! |
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| 84 | ! 2292 2017-06-20 09:51:42Z schwenkel |
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| 85 | ! Implementation of new microphysic scheme: cloud_scheme = 'morrison' |
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| 86 | ! includes two more prognostic equations for cloud drop concentration (nc) |
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| 87 | ! and cloud water content (qc). |
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| 88 | ! - The process of activation is parameterized with a simple Twomey |
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| 89 | ! activion scheme or with considering solution and curvature |
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| 90 | ! effects (Khvorostyanov and Curry ,2006). |
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| 91 | ! - The saturation adjustment scheme is replaced by the parameterization |
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| 92 | ! of condensation rates (Khairoutdinov and Kogan, 2000, Mon. Wea. Rev.,128). |
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| 93 | ! - All other microphysical processes of Seifert and Beheng are used. |
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| 94 | ! Additionally, in those processes the reduction of cloud number concentration |
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| 95 | ! is considered. |
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| 96 | ! |
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| 97 | ! 2233 2017-05-30 18:08:54Z suehring |
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| 98 | ! |
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| 99 | ! 2232 2017-05-30 17:47:52Z suehring |
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| 100 | ! Adjustments to new topography and surface concept |
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| 101 | ! |
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| 102 | ! 2155 2017-02-21 09:57:40Z hoffmann |
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| 103 | ! Bugfix in the calculation of microphysical quantities on ghost points. |
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| 104 | ! |
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| 105 | ! 2031 2016-10-21 15:11:58Z knoop |
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| 106 | ! renamed variable rho to rho_ocean |
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| 107 | ! |
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| 108 | ! 2000 2016-08-20 18:09:15Z knoop |
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| 109 | ! Forced header and separation lines into 80 columns |
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| 110 | ! |
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| 111 | ! 1850 2016-04-08 13:29:27Z maronga |
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| 112 | ! Module renamed |
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| 113 | ! Adapted for modularization of microphysics. |
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| 114 | ! |
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| 115 | ! 1845 2016-04-08 08:29:13Z raasch |
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| 116 | ! nzb_2d replaced by nzb_s_inner, Kessler precipitation is stored at surface |
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| 117 | ! point (instead of one point above surface) |
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| 118 | ! |
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| 119 | ! 1831 2016-04-07 13:15:51Z hoffmann |
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| 120 | ! turbulence renamed collision_turbulence, |
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| 121 | ! drizzle renamed cloud_water_sedimentation. cloud_water_sedimentation also |
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| 122 | ! avaialble for microphysics_kessler. |
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| 123 | ! |
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| 124 | ! 1822 2016-04-07 07:49:42Z hoffmann |
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| 125 | ! Unused variables removed. |
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| 126 | ! Kessler scheme integrated. |
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| 127 | ! |
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| 128 | ! 1691 2015-10-26 16:17:44Z maronga |
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| 129 | ! Added new routine calc_precipitation_amount. The routine now allows to account |
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| 130 | ! for precipitation due to sedimenation of cloud (fog) droplets |
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| 131 | ! |
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| 132 | ! 1682 2015-10-07 23:56:08Z knoop |
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| 133 | ! Code annotations made doxygen readable |
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| 134 | ! |
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| 135 | ! 1646 2015-09-02 16:00:10Z hoffmann |
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| 136 | ! Bugfix: Wrong computation of d_mean. |
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| 137 | ! |
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| 138 | ! 1361 2014-04-16 15:17:48Z hoffmann |
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| 139 | ! Bugfix in sedimentation_rain: Index corrected. |
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| 140 | ! Vectorized version of adjust_cloud added. |
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| 141 | ! Little reformatting of the code. |
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| 142 | ! |
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| 143 | ! 1353 2014-04-08 15:21:23Z heinze |
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| 144 | ! REAL constants provided with KIND-attribute |
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| 145 | ! |
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| 146 | ! 1346 2014-03-27 13:18:20Z heinze |
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| 147 | ! Bugfix: REAL constants provided with KIND-attribute especially in call of |
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| 148 | ! intrinsic function like MAX, MIN, SIGN |
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| 149 | ! |
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| 150 | ! 1334 2014-03-25 12:21:40Z heinze |
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| 151 | ! Bugfix: REAL constants provided with KIND-attribute |
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| 152 | ! |
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| 153 | ! 1322 2014-03-20 16:38:49Z raasch |
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| 154 | ! REAL constants defined as wp-kind |
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| 155 | ! |
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| 156 | ! 1320 2014-03-20 08:40:49Z raasch |
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| 157 | ! ONLY-attribute added to USE-statements, |
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| 158 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
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| 159 | ! kinds are defined in new module kinds, |
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| 160 | ! comment fields (!:) to be used for variable explanations added to |
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| 161 | ! all variable declaration statements |
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| 162 | ! |
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| 163 | ! 1241 2013-10-30 11:36:58Z heinze |
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| 164 | ! hyp and rho_ocean have to be calculated at each time step if data from external |
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| 165 | ! file LSF_DATA are used |
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| 166 | ! |
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| 167 | ! 1115 2013-03-26 18:16:16Z hoffmann |
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| 168 | ! microphyical tendencies are calculated in bcm_actions in an optimized |
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| 169 | ! way; unrealistic values are prevented; bugfix in evaporation; some reformatting |
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| 170 | ! |
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| 171 | ! 1106 2013-03-04 05:31:38Z raasch |
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| 172 | ! small changes in code formatting |
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| 173 | ! |
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| 174 | ! 1092 2013-02-02 11:24:22Z raasch |
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| 175 | ! unused variables removed |
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| 176 | ! file put under GPL |
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| 177 | ! |
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| 178 | ! 1065 2012-11-22 17:42:36Z hoffmann |
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| 179 | ! Sedimentation process implemented according to Stevens and Seifert (2008). |
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| 180 | ! Turbulence effects on autoconversion and accretion added (Seifert, Nuijens |
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| 181 | ! and Stevens, 2010). |
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| 182 | ! |
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| 183 | ! 1053 2012-11-13 17:11:03Z hoffmann |
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| 184 | ! initial revision |
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| 185 | ! |
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| 186 | ! Description: |
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| 187 | ! ------------ |
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| 188 | !> Calculate bulk cloud microphysics. |
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| 189 | !------------------------------------------------------------------------------! |
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| 190 | MODULE bulk_cloud_model_mod |
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| 191 | |
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| 192 | USE arrays_3d, & |
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| 193 | ONLY: ddzu, diss, dzu, dzw, hyp, hyrho, & |
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| 194 | nc, nc_1, nc_2, nc_3, nc_p, nr, nr_1, nr_2, nr_3, nr_p, & |
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| 195 | precipitation_amount, prr, pt, d_exner, pt_init, q, ql, ql_1, & |
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| 196 | qc, qc_1, qc_2, qc_3, qc_p, qr, qr_1, qr_2, qr_3, qr_p, & |
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| 197 | exner, zu, tnc_m, tnr_m, tqc_m, tqr_m |
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| 198 | |
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| 199 | USE averaging, & |
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| 200 | ONLY: nc_av, nr_av, prr_av, qc_av, ql_av, qr_av |
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| 201 | |
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| 202 | USE basic_constants_and_equations_mod, & |
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| 203 | ONLY: c_p, g, lv_d_cp, lv_d_rd, l_v, magnus, molecular_weight_of_solute,& |
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| 204 | molecular_weight_of_water, pi, rho_l, rho_s, r_d, r_v, vanthoff,& |
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| 205 | exner_function, exner_function_invers, ideal_gas_law_rho, & |
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[3361] | 206 | ideal_gas_law_rho_pt, barometric_formula, rd_d_rv |
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[3274] | 207 | |
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| 208 | USE control_parameters, & |
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| 209 | ONLY: dt_3d, dt_do2d_xy, intermediate_timestep_count, & |
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| 210 | intermediate_timestep_count_max, large_scale_forcing, & |
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| 211 | lsf_surf, pt_surface, rho_surface, surface_pressure, & |
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[3622] | 212 | time_do2d_xy, message_string, initializing_actions |
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[3274] | 213 | |
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| 214 | USE cpulog, & |
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| 215 | ONLY: cpu_log, log_point_s |
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| 216 | |
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| 217 | USE grid_variables, & |
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| 218 | ONLY: dx, dy |
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| 219 | |
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| 220 | USE indices, & |
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| 221 | ONLY: nxl, nxlg, nxr, nxrg, nys, nysg, nyn, nyng, nzb, nzt, & |
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| 222 | wall_flags_0 |
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| 223 | |
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| 224 | USE kinds |
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| 225 | |
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| 226 | USE statistics, & |
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| 227 | ONLY: weight_pres, weight_substep |
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| 228 | |
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| 229 | USE surface_mod, & |
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| 230 | ONLY : bc_h, get_topography_top_index_ji, surf_bulk_cloud_model, & |
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| 231 | surf_microphysics_morrison, surf_microphysics_seifert |
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| 232 | |
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| 233 | IMPLICIT NONE |
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| 234 | |
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| 235 | CHARACTER (LEN=20) :: aerosol_bulk = 'nacl' !< namelist parameter |
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| 236 | CHARACTER (LEN=20) :: cloud_scheme = 'saturation_adjust' !< namelist parameter |
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| 237 | |
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| 238 | LOGICAL :: aerosol_nacl =.TRUE. !< nacl aerosol for bulk scheme |
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| 239 | LOGICAL :: aerosol_c3h4o4 =.FALSE. !< malonic acid aerosol for bulk scheme |
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| 240 | LOGICAL :: aerosol_nh4no3 =.FALSE. !< malonic acid aerosol for bulk scheme |
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| 241 | |
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| 242 | LOGICAL :: bulk_cloud_model = .FALSE. !< namelist parameter |
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| 243 | |
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| 244 | LOGICAL :: cloud_water_sedimentation = .FALSE. !< cloud water sedimentation |
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| 245 | LOGICAL :: curvature_solution_effects_bulk = .FALSE. !< flag for considering koehler theory |
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| 246 | LOGICAL :: limiter_sedimentation = .TRUE. !< sedimentation limiter |
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| 247 | LOGICAL :: collision_turbulence = .FALSE. !< turbulence effects |
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| 248 | LOGICAL :: ventilation_effect = .TRUE. !< ventilation effect |
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| 249 | |
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| 250 | LOGICAL :: call_microphysics_at_all_substeps = .FALSE. !< namelist parameter |
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| 251 | LOGICAL :: microphysics_sat_adjust = .FALSE. !< use saturation adjust bulk scheme? |
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| 252 | LOGICAL :: microphysics_kessler = .FALSE. !< use kessler bulk scheme? |
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| 253 | LOGICAL :: microphysics_morrison = .FALSE. !< use 2-moment Morrison (add. prog. eq. for nc and qc) |
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| 254 | LOGICAL :: microphysics_seifert = .FALSE. !< use 2-moment Seifert and Beheng scheme |
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| 255 | LOGICAL :: precipitation = .FALSE. !< namelist parameter |
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| 256 | |
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| 257 | REAL(wp) :: precipitation_amount_interval = 9999999.9_wp !< namelist parameter |
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| 258 | |
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| 259 | REAL(wp) :: a_1 = 8.69E-4_wp !< coef. in turb. parametrization (cm-2 s3) |
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| 260 | REAL(wp) :: a_2 = -7.38E-5_wp !< coef. in turb. parametrization (cm-2 s3) |
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| 261 | REAL(wp) :: a_3 = -1.40E-2_wp !< coef. in turb. parametrization |
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| 262 | REAL(wp) :: a_term = 9.65_wp !< coef. for terminal velocity (m s-1) |
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| 263 | REAL(wp) :: a_vent = 0.78_wp !< coef. for ventilation effect |
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| 264 | REAL(wp) :: b_1 = 11.45E-6_wp !< coef. in turb. parametrization (m) |
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| 265 | REAL(wp) :: b_2 = 9.68E-6_wp !< coef. in turb. parametrization (m) |
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| 266 | REAL(wp) :: b_3 = 0.62_wp !< coef. in turb. parametrization |
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| 267 | REAL(wp) :: b_term = 9.8_wp !< coef. for terminal velocity (m s-1) |
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| 268 | REAL(wp) :: b_vent = 0.308_wp !< coef. for ventilation effect |
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| 269 | REAL(wp) :: beta_cc = 3.09E-4_wp !< coef. in turb. parametrization (cm-2 s3) |
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| 270 | REAL(wp) :: c_1 = 4.82E-6_wp !< coef. in turb. parametrization (m) |
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| 271 | REAL(wp) :: c_2 = 4.8E-6_wp !< coef. in turb. parametrization (m) |
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| 272 | REAL(wp) :: c_3 = 0.76_wp !< coef. in turb. parametrization |
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| 273 | REAL(wp) :: c_const = 0.93_wp !< const. in Taylor-microscale Reynolds number |
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| 274 | REAL(wp) :: c_evap = 0.7_wp !< constant in evaporation |
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| 275 | REAL(wp) :: c_term = 600.0_wp !< coef. for terminal velocity (m-1) |
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| 276 | REAL(wp) :: diff_coeff_l = 0.23E-4_wp !< diffusivity of water vapor (m2 s-1) |
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| 277 | REAL(wp) :: eps_sb = 1.0E-10_wp !< threshold in two-moments scheme |
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| 278 | REAL(wp) :: eps_mr = 0.0_wp !< threshold for morrison scheme |
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| 279 | REAL(wp) :: k_cc = 9.44E09_wp !< const. cloud-cloud kernel (m3 kg-2 s-1) |
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| 280 | REAL(wp) :: k_cr0 = 4.33_wp !< const. cloud-rain kernel (m3 kg-1 s-1) |
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| 281 | REAL(wp) :: k_rr = 7.12_wp !< const. rain-rain kernel (m3 kg-1 s-1) |
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| 282 | REAL(wp) :: k_br = 1000.0_wp !< const. in breakup parametrization (m-1) |
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| 283 | REAL(wp) :: k_st = 1.2E8_wp !< const. in drizzle parametrization (m-1 s-1) |
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| 284 | REAL(wp) :: kin_vis_air = 1.4086E-5_wp !< kin. viscosity of air (m2 s-1) |
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| 285 | REAL(wp) :: prec_time_const = 0.001_wp !< coef. in Kessler scheme (s-1) |
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| 286 | REAL(wp) :: ql_crit = 0.0005_wp !< coef. in Kessler scheme (kg kg-1) |
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| 287 | REAL(wp) :: schmidt_p_1d3=0.8921121_wp !< Schmidt number**0.33333, 0.71**0.33333 |
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| 288 | REAL(wp) :: sigma_gc = 1.3_wp !< geometric standard deviation cloud droplets |
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| 289 | REAL(wp) :: thermal_conductivity_l = 2.43E-2_wp !< therm. cond. air (J m-1 s-1 K-1) |
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| 290 | REAL(wp) :: w_precipitation = 9.65_wp !< maximum terminal velocity (m s-1) |
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| 291 | REAL(wp) :: x0 = 2.6E-10_wp !< separating drop mass (kg) |
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| 292 | REAL(wp) :: xamin = 5.24E-19_wp !< average aerosol mass (kg) (~ 0.05µm) |
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| 293 | REAL(wp) :: xcmin = 4.18E-15_wp !< minimum cloud drop size (kg) (~ 1µm) |
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| 294 | REAL(wp) :: xrmin = 2.6E-10_wp !< minimum rain drop size (kg) |
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| 295 | REAL(wp) :: xrmax = 5.0E-6_wp !< maximum rain drop site (kg) |
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| 296 | |
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| 297 | REAL(wp) :: c_sedimentation = 2.0_wp !< Courant number of sedimentation process |
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| 298 | REAL(wp) :: dpirho_l !< 6.0 / ( pi * rho_l ) |
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| 299 | REAL(wp) :: dry_aerosol_radius = 0.05E-6_wp !< dry aerosol radius |
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| 300 | REAL(wp) :: dt_micro !< microphysics time step |
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| 301 | REAL(wp) :: sigma_bulk = 2.0_wp !< width of aerosol spectrum |
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| 302 | REAL(wp) :: na_init = 100.0E6_wp !< Total particle/aerosol concentration (cm-3) |
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| 303 | REAL(wp) :: nc_const = 70.0E6_wp !< cloud droplet concentration |
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| 304 | REAL(wp) :: dt_precipitation = 100.0_wp !< timestep precipitation (s) |
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| 305 | REAL(wp) :: sed_qc_const !< const. for sedimentation of cloud water |
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| 306 | REAL(wp) :: pirho_l !< pi * rho_l / 6.0; |
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| 307 | |
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| 308 | REAL(wp) :: e_s !< saturation water vapor pressure |
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| 309 | REAL(wp) :: q_s !< saturation mixing ratio |
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| 310 | REAL(wp) :: sat !< supersaturation |
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| 311 | REAL(wp) :: t_l !< actual temperature |
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| 312 | |
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| 313 | SAVE |
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| 314 | |
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| 315 | PRIVATE |
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| 316 | |
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| 317 | PUBLIC bcm_parin, & |
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| 318 | bcm_check_parameters, & |
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| 319 | bcm_check_data_output, & |
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| 320 | bcm_check_data_output_pr, & |
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| 321 | bcm_header, & |
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| 322 | bcm_init_arrays, & |
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| 323 | bcm_init, & |
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| 324 | bcm_3d_data_averaging, & |
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| 325 | bcm_data_output_2d, & |
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| 326 | bcm_data_output_3d, & |
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| 327 | bcm_swap_timelevel, & |
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| 328 | bcm_rrd_global, & |
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| 329 | bcm_rrd_local, & |
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| 330 | bcm_wrd_global, & |
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| 331 | bcm_wrd_local, & |
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| 332 | bcm_actions, & |
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| 333 | calc_liquid_water_content |
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| 334 | |
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| 335 | PUBLIC call_microphysics_at_all_substeps, & |
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| 336 | cloud_water_sedimentation, & |
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| 337 | bulk_cloud_model, & |
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| 338 | cloud_scheme, & |
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| 339 | collision_turbulence, & |
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| 340 | dt_precipitation, & |
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| 341 | microphysics_morrison, & |
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| 342 | microphysics_sat_adjust, & |
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| 343 | microphysics_seifert, & |
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| 344 | na_init, & |
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| 345 | nc_const, & |
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| 346 | precipitation, & |
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| 347 | sigma_gc |
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| 348 | |
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| 349 | |
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| 350 | INTERFACE bcm_parin |
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| 351 | MODULE PROCEDURE bcm_parin |
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| 352 | END INTERFACE bcm_parin |
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| 353 | |
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| 354 | INTERFACE bcm_check_parameters |
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| 355 | MODULE PROCEDURE bcm_check_parameters |
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| 356 | END INTERFACE bcm_check_parameters |
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| 357 | |
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| 358 | INTERFACE bcm_check_data_output |
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| 359 | MODULE PROCEDURE bcm_check_data_output |
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| 360 | END INTERFACE bcm_check_data_output |
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| 361 | |
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| 362 | INTERFACE bcm_check_data_output_pr |
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| 363 | MODULE PROCEDURE bcm_check_data_output_pr |
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| 364 | END INTERFACE bcm_check_data_output_pr |
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| 365 | |
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| 366 | INTERFACE bcm_header |
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| 367 | MODULE PROCEDURE bcm_header |
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| 368 | END INTERFACE bcm_header |
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| 369 | |
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| 370 | INTERFACE bcm_init_arrays |
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| 371 | MODULE PROCEDURE bcm_init_arrays |
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| 372 | END INTERFACE bcm_init_arrays |
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| 373 | |
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| 374 | INTERFACE bcm_init |
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| 375 | MODULE PROCEDURE bcm_init |
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| 376 | END INTERFACE bcm_init |
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| 377 | |
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| 378 | INTERFACE bcm_3d_data_averaging |
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| 379 | MODULE PROCEDURE bcm_3d_data_averaging |
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| 380 | END INTERFACE bcm_3d_data_averaging |
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| 381 | |
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| 382 | INTERFACE bcm_data_output_2d |
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| 383 | MODULE PROCEDURE bcm_data_output_2d |
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| 384 | END INTERFACE bcm_data_output_2d |
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| 385 | |
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| 386 | INTERFACE bcm_data_output_3d |
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| 387 | MODULE PROCEDURE bcm_data_output_3d |
---|
| 388 | END INTERFACE bcm_data_output_3d |
---|
| 389 | |
---|
| 390 | INTERFACE bcm_swap_timelevel |
---|
| 391 | MODULE PROCEDURE bcm_swap_timelevel |
---|
| 392 | END INTERFACE bcm_swap_timelevel |
---|
| 393 | |
---|
| 394 | INTERFACE bcm_rrd_global |
---|
| 395 | MODULE PROCEDURE bcm_rrd_global |
---|
| 396 | END INTERFACE bcm_rrd_global |
---|
| 397 | |
---|
| 398 | INTERFACE bcm_rrd_local |
---|
| 399 | MODULE PROCEDURE bcm_rrd_local |
---|
| 400 | END INTERFACE bcm_rrd_local |
---|
| 401 | |
---|
| 402 | INTERFACE bcm_wrd_global |
---|
| 403 | MODULE PROCEDURE bcm_wrd_global |
---|
| 404 | END INTERFACE bcm_wrd_global |
---|
| 405 | |
---|
| 406 | INTERFACE bcm_wrd_local |
---|
| 407 | MODULE PROCEDURE bcm_wrd_local |
---|
| 408 | END INTERFACE bcm_wrd_local |
---|
| 409 | |
---|
| 410 | INTERFACE bcm_actions |
---|
| 411 | MODULE PROCEDURE bcm_actions |
---|
| 412 | MODULE PROCEDURE bcm_actions_ij |
---|
| 413 | END INTERFACE bcm_actions |
---|
| 414 | |
---|
| 415 | INTERFACE adjust_cloud |
---|
| 416 | MODULE PROCEDURE adjust_cloud |
---|
| 417 | MODULE PROCEDURE adjust_cloud_ij |
---|
| 418 | END INTERFACE adjust_cloud |
---|
| 419 | |
---|
| 420 | INTERFACE activation |
---|
| 421 | MODULE PROCEDURE activation |
---|
| 422 | MODULE PROCEDURE activation_ij |
---|
| 423 | END INTERFACE activation |
---|
| 424 | |
---|
| 425 | INTERFACE condensation |
---|
| 426 | MODULE PROCEDURE condensation |
---|
| 427 | MODULE PROCEDURE condensation_ij |
---|
| 428 | END INTERFACE condensation |
---|
| 429 | |
---|
| 430 | INTERFACE autoconversion |
---|
| 431 | MODULE PROCEDURE autoconversion |
---|
| 432 | MODULE PROCEDURE autoconversion_ij |
---|
| 433 | END INTERFACE autoconversion |
---|
| 434 | |
---|
| 435 | INTERFACE autoconversion_kessler |
---|
| 436 | MODULE PROCEDURE autoconversion_kessler |
---|
| 437 | MODULE PROCEDURE autoconversion_kessler_ij |
---|
| 438 | END INTERFACE autoconversion_kessler |
---|
| 439 | |
---|
| 440 | INTERFACE accretion |
---|
| 441 | MODULE PROCEDURE accretion |
---|
| 442 | MODULE PROCEDURE accretion_ij |
---|
| 443 | END INTERFACE accretion |
---|
| 444 | |
---|
| 445 | INTERFACE selfcollection_breakup |
---|
| 446 | MODULE PROCEDURE selfcollection_breakup |
---|
| 447 | MODULE PROCEDURE selfcollection_breakup_ij |
---|
| 448 | END INTERFACE selfcollection_breakup |
---|
| 449 | |
---|
| 450 | INTERFACE evaporation_rain |
---|
| 451 | MODULE PROCEDURE evaporation_rain |
---|
| 452 | MODULE PROCEDURE evaporation_rain_ij |
---|
| 453 | END INTERFACE evaporation_rain |
---|
| 454 | |
---|
| 455 | INTERFACE sedimentation_cloud |
---|
| 456 | MODULE PROCEDURE sedimentation_cloud |
---|
| 457 | MODULE PROCEDURE sedimentation_cloud_ij |
---|
| 458 | END INTERFACE sedimentation_cloud |
---|
| 459 | |
---|
| 460 | INTERFACE sedimentation_rain |
---|
| 461 | MODULE PROCEDURE sedimentation_rain |
---|
| 462 | MODULE PROCEDURE sedimentation_rain_ij |
---|
| 463 | END INTERFACE sedimentation_rain |
---|
| 464 | |
---|
| 465 | INTERFACE calc_precipitation_amount |
---|
| 466 | MODULE PROCEDURE calc_precipitation_amount |
---|
| 467 | MODULE PROCEDURE calc_precipitation_amount_ij |
---|
| 468 | END INTERFACE calc_precipitation_amount |
---|
| 469 | |
---|
| 470 | INTERFACE supersaturation |
---|
| 471 | MODULE PROCEDURE supersaturation |
---|
| 472 | END INTERFACE supersaturation |
---|
| 473 | |
---|
| 474 | INTERFACE calc_liquid_water_content |
---|
| 475 | MODULE PROCEDURE calc_liquid_water_content |
---|
| 476 | END INTERFACE calc_liquid_water_content |
---|
| 477 | |
---|
| 478 | CONTAINS |
---|
| 479 | |
---|
| 480 | |
---|
| 481 | !------------------------------------------------------------------------------! |
---|
| 482 | ! Description: |
---|
| 483 | ! ------------ |
---|
[3383] | 484 | !> Parin for &bulk_cloud_parameters for the bulk cloud module |
---|
[3274] | 485 | !------------------------------------------------------------------------------! |
---|
| 486 | SUBROUTINE bcm_parin |
---|
| 487 | |
---|
| 488 | |
---|
| 489 | IMPLICIT NONE |
---|
| 490 | |
---|
| 491 | CHARACTER (LEN=80) :: line !< dummy string that contains the current line of the parameter file |
---|
| 492 | |
---|
| 493 | NAMELIST /bulk_cloud_parameters/ & |
---|
| 494 | aerosol_bulk, & |
---|
| 495 | c_sedimentation, & |
---|
| 496 | call_microphysics_at_all_substeps, & |
---|
| 497 | bulk_cloud_model, & |
---|
| 498 | cloud_scheme, & |
---|
| 499 | cloud_water_sedimentation, & |
---|
| 500 | collision_turbulence, & |
---|
| 501 | curvature_solution_effects_bulk, & |
---|
| 502 | dry_aerosol_radius, & |
---|
| 503 | limiter_sedimentation, & |
---|
| 504 | na_init, & |
---|
| 505 | nc_const, & |
---|
| 506 | precipitation, & |
---|
| 507 | precipitation_amount_interval, & |
---|
| 508 | sigma_bulk, & |
---|
| 509 | ventilation_effect |
---|
| 510 | |
---|
| 511 | line = ' ' |
---|
| 512 | ! |
---|
[3383] | 513 | !-- Try to find bulk cloud module namelist |
---|
[3274] | 514 | REWIND ( 11 ) |
---|
| 515 | line = ' ' |
---|
| 516 | DO WHILE ( INDEX( line, '&bulk_cloud_parameters' ) == 0 ) |
---|
| 517 | READ ( 11, '(A)', END=10 ) line |
---|
| 518 | ENDDO |
---|
| 519 | BACKSPACE ( 11 ) |
---|
| 520 | ! |
---|
| 521 | !-- Read user-defined namelist |
---|
| 522 | READ ( 11, bulk_cloud_parameters ) |
---|
| 523 | ! |
---|
[3383] | 524 | !-- Set flag that indicates that the bulk cloud module is switched on |
---|
[3274] | 525 | !bulk_cloud_model = .TRUE. |
---|
| 526 | |
---|
| 527 | 10 CONTINUE |
---|
| 528 | |
---|
| 529 | |
---|
| 530 | END SUBROUTINE bcm_parin |
---|
| 531 | |
---|
| 532 | |
---|
| 533 | !------------------------------------------------------------------------------! |
---|
| 534 | ! Description: |
---|
| 535 | ! ------------ |
---|
[3383] | 536 | !> Check parameters routine for bulk cloud module |
---|
[3274] | 537 | !------------------------------------------------------------------------------! |
---|
| 538 | SUBROUTINE bcm_check_parameters |
---|
| 539 | |
---|
| 540 | |
---|
| 541 | IMPLICIT NONE |
---|
| 542 | ! |
---|
| 543 | !-- Check cloud scheme |
---|
| 544 | IF ( cloud_scheme == 'saturation_adjust' ) THEN |
---|
| 545 | microphysics_sat_adjust = .TRUE. |
---|
| 546 | microphysics_seifert = .FALSE. |
---|
| 547 | microphysics_kessler = .FALSE. |
---|
| 548 | precipitation = .FALSE. |
---|
| 549 | ELSEIF ( cloud_scheme == 'seifert_beheng' ) THEN |
---|
| 550 | microphysics_sat_adjust = .FALSE. |
---|
| 551 | microphysics_seifert = .TRUE. |
---|
| 552 | microphysics_kessler = .FALSE. |
---|
| 553 | microphysics_morrison = .FALSE. |
---|
| 554 | precipitation = .TRUE. |
---|
| 555 | ELSEIF ( cloud_scheme == 'kessler' ) THEN |
---|
| 556 | microphysics_sat_adjust = .FALSE. |
---|
| 557 | microphysics_seifert = .FALSE. |
---|
| 558 | microphysics_kessler = .TRUE. |
---|
| 559 | microphysics_morrison = .FALSE. |
---|
| 560 | precipitation = .TRUE. |
---|
| 561 | ELSEIF ( cloud_scheme == 'morrison' ) THEN |
---|
| 562 | microphysics_sat_adjust = .FALSE. |
---|
| 563 | microphysics_seifert = .TRUE. |
---|
| 564 | microphysics_kessler = .FALSE. |
---|
| 565 | microphysics_morrison = .TRUE. |
---|
| 566 | precipitation = .TRUE. |
---|
| 567 | ELSE |
---|
| 568 | message_string = 'unknown cloud microphysics scheme cloud_scheme ="' // & |
---|
| 569 | TRIM( cloud_scheme ) // '"' |
---|
| 570 | CALL message( 'check_parameters', 'PA0357', 1, 2, 0, 6, 0 ) |
---|
| 571 | ENDIF |
---|
| 572 | |
---|
| 573 | |
---|
| 574 | |
---|
| 575 | ! |
---|
| 576 | !-- Set the default value for the integration interval of precipitation amount |
---|
| 577 | IF ( microphysics_seifert .OR. microphysics_kessler ) THEN |
---|
| 578 | IF ( precipitation_amount_interval == 9999999.9_wp ) THEN |
---|
| 579 | precipitation_amount_interval = dt_do2d_xy |
---|
| 580 | ELSE |
---|
| 581 | IF ( precipitation_amount_interval > dt_do2d_xy ) THEN |
---|
| 582 | WRITE( message_string, * ) 'precipitation_amount_interval = ', & |
---|
| 583 | precipitation_amount_interval, ' must not be larger than ', & |
---|
| 584 | 'dt_do2d_xy = ', dt_do2d_xy |
---|
| 585 | CALL message( 'check_parameters', 'PA0090', 1, 2, 0, 6, 0 ) |
---|
| 586 | ENDIF |
---|
| 587 | ENDIF |
---|
| 588 | ENDIF |
---|
| 589 | |
---|
| 590 | ! TODO: find better sollution for circular dependency problem |
---|
| 591 | surf_bulk_cloud_model = bulk_cloud_model |
---|
| 592 | surf_microphysics_morrison = microphysics_morrison |
---|
| 593 | surf_microphysics_seifert = microphysics_seifert |
---|
| 594 | |
---|
| 595 | ! |
---|
| 596 | !-- Check aerosol |
---|
| 597 | IF ( aerosol_bulk == 'nacl' ) THEN |
---|
| 598 | aerosol_nacl = .TRUE. |
---|
| 599 | aerosol_c3h4o4 = .FALSE. |
---|
| 600 | aerosol_nh4no3 = .FALSE. |
---|
| 601 | ELSEIF ( aerosol_bulk == 'c3h4o4' ) THEN |
---|
| 602 | aerosol_nacl = .FALSE. |
---|
| 603 | aerosol_c3h4o4 = .TRUE. |
---|
| 604 | aerosol_nh4no3 = .FALSE. |
---|
| 605 | ELSEIF ( aerosol_bulk == 'nh4no3' ) THEN |
---|
| 606 | aerosol_nacl = .FALSE. |
---|
| 607 | aerosol_c3h4o4 = .FALSE. |
---|
| 608 | aerosol_nh4no3 = .TRUE. |
---|
| 609 | ELSE |
---|
| 610 | message_string = 'unknown aerosol = "' // TRIM( aerosol_bulk ) // '"' |
---|
| 611 | CALL message( 'check_parameters', 'PA0469', 1, 2, 0, 6, 0 ) |
---|
| 612 | ENDIF |
---|
| 613 | |
---|
| 614 | |
---|
| 615 | END SUBROUTINE bcm_check_parameters |
---|
| 616 | |
---|
| 617 | !------------------------------------------------------------------------------! |
---|
| 618 | ! Description: |
---|
| 619 | ! ------------ |
---|
[3383] | 620 | !> Check data output for bulk cloud module |
---|
[3274] | 621 | !------------------------------------------------------------------------------! |
---|
| 622 | SUBROUTINE bcm_check_data_output( var, unit ) |
---|
| 623 | |
---|
| 624 | IMPLICIT NONE |
---|
| 625 | |
---|
| 626 | CHARACTER (LEN=*) :: unit !< |
---|
| 627 | CHARACTER (LEN=*) :: var !< |
---|
| 628 | |
---|
| 629 | SELECT CASE ( TRIM( var ) ) |
---|
| 630 | |
---|
| 631 | CASE ( 'nc' ) |
---|
| 632 | IF ( .NOT. microphysics_morrison ) THEN |
---|
| 633 | message_string = 'output of "' // TRIM( var ) // '" ' // & |
---|
| 634 | 'requires ' // & |
---|
| 635 | 'cloud_scheme = "morrison"' |
---|
| 636 | CALL message( 'check_parameters', 'PA0359', 1, 2, 0, 6, 0 ) |
---|
| 637 | ENDIF |
---|
| 638 | unit = '1/m3' |
---|
| 639 | |
---|
| 640 | CASE ( 'nr' ) |
---|
| 641 | IF ( .NOT. microphysics_seifert ) THEN |
---|
| 642 | message_string = 'output of "' // TRIM( var ) // '" ' // & |
---|
| 643 | 'requires ' // & |
---|
| 644 | 'cloud_scheme = "seifert_beheng"' |
---|
| 645 | CALL message( 'check_parameters', 'PA0359', 1, 2, 0, 6, 0 ) |
---|
| 646 | ENDIF |
---|
| 647 | unit = '1/m3' |
---|
| 648 | |
---|
| 649 | CASE ( 'prr' ) |
---|
| 650 | IF ( microphysics_sat_adjust ) THEN |
---|
| 651 | message_string = 'output of "' // TRIM( var ) // '" ' // & |
---|
| 652 | 'is not available for ' // & |
---|
| 653 | 'cloud_scheme = "saturation_adjust"' |
---|
| 654 | CALL message( 'check_parameters', 'PA0423', 1, 2, 0, 6, 0 ) |
---|
| 655 | ENDIF |
---|
| 656 | unit = 'kg/kg m/s' |
---|
| 657 | |
---|
| 658 | CASE ( 'qc' ) |
---|
| 659 | unit = 'kg/kg' |
---|
| 660 | |
---|
| 661 | CASE ( 'qr' ) |
---|
| 662 | IF ( .NOT. microphysics_seifert ) THEN |
---|
| 663 | message_string = 'output of "' // TRIM( var ) // '" ' // & |
---|
| 664 | 'requires ' // & |
---|
| 665 | 'cloud_scheme = "seifert_beheng"' |
---|
| 666 | CALL message( 'check_parameters', 'PA0359', 1, 2, 0, 6, 0 ) |
---|
| 667 | ENDIF |
---|
| 668 | unit = 'kg/kg' |
---|
| 669 | |
---|
| 670 | CASE ( 'pra*' ) |
---|
| 671 | IF ( .NOT. microphysics_kessler .AND. & |
---|
| 672 | .NOT. microphysics_seifert ) THEN |
---|
| 673 | message_string = 'output of "' // TRIM( var ) // '" ' // & |
---|
| 674 | 'requires ' // & |
---|
| 675 | 'cloud_scheme = "kessler" or "seifert_beheng"' |
---|
| 676 | CALL message( 'check_parameters', 'PA0112', 1, 2, 0, 6, 0 ) |
---|
| 677 | ENDIF |
---|
| 678 | ! TODO: find sollution (maybe connected to flow_statistics redesign?) |
---|
| 679 | ! IF ( j == 1 ) THEN |
---|
| 680 | ! message_string = 'temporal averaging of precipitation ' // & |
---|
| 681 | ! 'amount "' // TRIM( var ) // '" is not possible' |
---|
| 682 | ! CALL message( 'check_parameters', 'PA0113', 1, 2, 0, 6, 0 ) |
---|
| 683 | ! ENDIF |
---|
| 684 | unit = 'mm' |
---|
| 685 | |
---|
| 686 | CASE ( 'prr*' ) |
---|
| 687 | IF ( .NOT. microphysics_kessler .AND. & |
---|
| 688 | .NOT. microphysics_seifert ) THEN |
---|
| 689 | message_string = 'output of "' // TRIM( var ) // '"' // & |
---|
| 690 | ' requires' // & |
---|
| 691 | ' cloud_scheme = "kessler" or "seifert_beheng"' |
---|
| 692 | CALL message( 'check_parameters', 'PA0112', 1, 2, 0, 6, 0 ) |
---|
| 693 | ENDIF |
---|
| 694 | unit = 'mm/s' |
---|
| 695 | |
---|
| 696 | CASE DEFAULT |
---|
| 697 | unit = 'illegal' |
---|
| 698 | |
---|
| 699 | END SELECT |
---|
| 700 | |
---|
| 701 | |
---|
| 702 | END SUBROUTINE bcm_check_data_output |
---|
| 703 | |
---|
| 704 | |
---|
| 705 | !------------------------------------------------------------------------------! |
---|
| 706 | ! Description: |
---|
| 707 | ! ------------ |
---|
[3383] | 708 | !> Check data output of profiles for bulk cloud module |
---|
[3274] | 709 | !------------------------------------------------------------------------------! |
---|
| 710 | SUBROUTINE bcm_check_data_output_pr( variable, var_count, unit, dopr_unit ) |
---|
| 711 | |
---|
| 712 | USE arrays_3d, & |
---|
| 713 | ONLY: zu |
---|
| 714 | |
---|
| 715 | USE control_parameters, & |
---|
| 716 | ONLY: data_output_pr |
---|
| 717 | |
---|
| 718 | USE profil_parameter, & |
---|
| 719 | ONLY: dopr_index |
---|
| 720 | |
---|
| 721 | USE statistics, & |
---|
| 722 | ONLY: hom, statistic_regions, pr_palm |
---|
| 723 | |
---|
| 724 | IMPLICIT NONE |
---|
| 725 | |
---|
| 726 | CHARACTER (LEN=*) :: unit !< |
---|
| 727 | CHARACTER (LEN=*) :: variable !< |
---|
| 728 | CHARACTER (LEN=*) :: dopr_unit !< local value of dopr_unit |
---|
| 729 | |
---|
| 730 | INTEGER(iwp) :: var_count !< |
---|
| 731 | INTEGER(iwp) :: pr_index !< |
---|
| 732 | |
---|
| 733 | SELECT CASE ( TRIM( variable ) ) |
---|
| 734 | |
---|
| 735 | ! TODO: make index generic: pr_index = pr_palm+1 |
---|
| 736 | |
---|
| 737 | CASE ( 'nc' ) |
---|
| 738 | IF ( .NOT. microphysics_morrison ) THEN |
---|
| 739 | message_string = 'data_output_pr = ' // & |
---|
| 740 | TRIM( data_output_pr(var_count) ) // & |
---|
| 741 | ' is not implemented for' // & |
---|
| 742 | ' cloud_scheme /= morrison' |
---|
| 743 | CALL message( 'check_parameters', 'PA0358', 1, 2, 0, 6, 0 ) |
---|
| 744 | ENDIF |
---|
[3452] | 745 | pr_index = 123 |
---|
[3274] | 746 | dopr_index(var_count) = pr_index |
---|
| 747 | dopr_unit = '1/m3' |
---|
| 748 | unit = dopr_unit |
---|
| 749 | hom(:,2,pr_index,:) = SPREAD( zu, 2, statistic_regions+1 ) |
---|
| 750 | |
---|
| 751 | CASE ( 'nr' ) |
---|
| 752 | IF ( .NOT. microphysics_seifert ) THEN |
---|
| 753 | message_string = 'data_output_pr = ' // & |
---|
| 754 | TRIM( data_output_pr(var_count) ) // & |
---|
| 755 | ' is not implemented for' // & |
---|
| 756 | ' cloud_scheme /= seifert_beheng' |
---|
| 757 | CALL message( 'check_parameters', 'PA0358', 1, 2, 0, 6, 0 ) |
---|
| 758 | ENDIF |
---|
| 759 | pr_index = 73 |
---|
| 760 | dopr_index(var_count) = pr_index |
---|
| 761 | dopr_unit = '1/m3' |
---|
| 762 | unit = dopr_unit |
---|
| 763 | hom(:,2,pr_index,:) = SPREAD( zu, 2, statistic_regions+1 ) |
---|
| 764 | |
---|
| 765 | CASE ( 'prr' ) |
---|
| 766 | IF ( microphysics_sat_adjust ) THEN |
---|
| 767 | message_string = 'data_output_pr = ' // & |
---|
| 768 | TRIM( data_output_pr(var_count) ) // & |
---|
| 769 | ' is not available for' // & |
---|
| 770 | ' cloud_scheme = saturation_adjust' |
---|
| 771 | CALL message( 'check_parameters', 'PA0422', 1, 2, 0, 6, 0 ) |
---|
[3452] | 772 | ENDIF |
---|
[3274] | 773 | pr_index = 76 |
---|
| 774 | dopr_index(var_count) = pr_index |
---|
| 775 | dopr_unit = 'kg/kg m/s' |
---|
| 776 | unit = dopr_unit |
---|
| 777 | hom(:,2,pr_index,:) = SPREAD( zu, 2, statistic_regions+1 ) |
---|
| 778 | CASE ( 'qc' ) |
---|
| 779 | pr_index = 75 |
---|
| 780 | dopr_index(var_count) = pr_index |
---|
| 781 | dopr_unit = 'kg/kg' |
---|
| 782 | unit = dopr_unit |
---|
| 783 | hom(:,2,pr_index,:) = SPREAD( zu, 2, statistic_regions+1 ) |
---|
| 784 | |
---|
| 785 | CASE ( 'qr' ) |
---|
| 786 | IF ( .NOT. microphysics_seifert ) THEN |
---|
| 787 | message_string = 'data_output_pr = ' // & |
---|
| 788 | TRIM( data_output_pr(var_count) ) // & |
---|
| 789 | ' is not implemented for' // & |
---|
| 790 | ' cloud_scheme /= seifert_beheng' |
---|
| 791 | CALL message( 'check_parameters', 'PA0358', 1, 2, 0, 6, 0 ) |
---|
| 792 | ENDIF |
---|
[3452] | 793 | pr_index = 74 |
---|
[3274] | 794 | dopr_index(var_count) = pr_index |
---|
| 795 | dopr_unit = 'kg/kg' |
---|
| 796 | unit = dopr_unit |
---|
| 797 | hom(:,2,pr_index,:) = SPREAD( zu, 2, statistic_regions+1 ) |
---|
| 798 | |
---|
| 799 | CASE DEFAULT |
---|
| 800 | unit = 'illegal' |
---|
| 801 | |
---|
| 802 | END SELECT |
---|
| 803 | |
---|
| 804 | END SUBROUTINE bcm_check_data_output_pr |
---|
| 805 | |
---|
| 806 | |
---|
| 807 | !------------------------------------------------------------------------------! |
---|
| 808 | ! Description: |
---|
| 809 | ! ------------ |
---|
[3383] | 810 | !> Allocate bulk cloud module arrays and define pointers |
---|
[3274] | 811 | !------------------------------------------------------------------------------! |
---|
| 812 | SUBROUTINE bcm_init_arrays |
---|
| 813 | |
---|
| 814 | USE indices, & |
---|
| 815 | ONLY: nxlg, nxrg, nysg, nyng, nzb, nzt |
---|
| 816 | |
---|
| 817 | |
---|
| 818 | IMPLICIT NONE |
---|
| 819 | |
---|
| 820 | INTEGER(iwp) :: i !< |
---|
| 821 | INTEGER(iwp) :: j !< |
---|
| 822 | INTEGER(iwp) :: k !< |
---|
| 823 | ! |
---|
[3636] | 824 | !-- Liquid water content |
---|
[3274] | 825 | ALLOCATE ( ql_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 826 | |
---|
| 827 | ! |
---|
| 828 | !-- 3D-cloud water content |
---|
| 829 | IF ( .NOT. microphysics_morrison ) THEN |
---|
| 830 | ALLOCATE( qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 831 | ENDIF |
---|
| 832 | ! |
---|
| 833 | !-- Precipitation amount and rate (only needed if output is switched) |
---|
| 834 | ALLOCATE( precipitation_amount(nysg:nyng,nxlg:nxrg) ) |
---|
| 835 | |
---|
| 836 | ! |
---|
| 837 | !-- 3d-precipitation rate |
---|
| 838 | ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 839 | |
---|
| 840 | IF ( microphysics_morrison ) THEN |
---|
| 841 | ! |
---|
| 842 | !-- 3D-cloud drop water content, cloud drop concentration arrays |
---|
| 843 | ALLOCATE( nc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 844 | nc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 845 | nc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 846 | qc_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 847 | qc_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 848 | qc_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 849 | ENDIF |
---|
| 850 | |
---|
| 851 | IF ( microphysics_seifert ) THEN |
---|
| 852 | ! |
---|
| 853 | !-- 3D-rain water content, rain drop concentration arrays |
---|
| 854 | ALLOCATE( nr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 855 | nr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 856 | nr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 857 | qr_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 858 | qr_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
---|
| 859 | qr_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 860 | ENDIF |
---|
| 861 | |
---|
| 862 | ! |
---|
| 863 | !-- Initial assignment of the pointers |
---|
| 864 | ql => ql_1 |
---|
| 865 | IF ( .NOT. microphysics_morrison ) THEN |
---|
| 866 | qc => qc_1 |
---|
| 867 | ENDIF |
---|
| 868 | IF ( microphysics_morrison ) THEN |
---|
| 869 | qc => qc_1; qc_p => qc_2; tqc_m => qc_3 |
---|
| 870 | nc => nc_1; nc_p => nc_2; tnc_m => nc_3 |
---|
| 871 | ENDIF |
---|
| 872 | IF ( microphysics_seifert ) THEN |
---|
| 873 | qr => qr_1; qr_p => qr_2; tqr_m => qr_3 |
---|
| 874 | nr => nr_1; nr_p => nr_2; tnr_m => nr_3 |
---|
| 875 | ENDIF |
---|
| 876 | |
---|
| 877 | |
---|
| 878 | END SUBROUTINE bcm_init_arrays |
---|
| 879 | |
---|
| 880 | |
---|
| 881 | !------------------------------------------------------------------------------! |
---|
| 882 | ! Description: |
---|
| 883 | ! ------------ |
---|
[3383] | 884 | !> Initialization of the bulk cloud module |
---|
[3274] | 885 | !------------------------------------------------------------------------------! |
---|
[3700] | 886 | SUBROUTINE bcm_init |
---|
[3274] | 887 | |
---|
| 888 | IMPLICIT NONE |
---|
| 889 | |
---|
| 890 | INTEGER(iwp) :: i !< |
---|
| 891 | INTEGER(iwp) :: j !< |
---|
| 892 | INTEGER(iwp) :: k !< |
---|
| 893 | |
---|
[3383] | 894 | CALL location_message( 'initializing bulk cloud module', .FALSE. ) |
---|
[3274] | 895 | |
---|
| 896 | IF ( bulk_cloud_model ) THEN |
---|
[3622] | 897 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
[3274] | 898 | ! |
---|
[3622] | 899 | !-- Initialize the remaining quantities |
---|
| 900 | IF ( microphysics_morrison ) THEN |
---|
| 901 | DO i = nxlg, nxrg |
---|
| 902 | DO j = nysg, nyng |
---|
| 903 | qc(:,j,i) = 0.0_wp |
---|
| 904 | nc(:,j,i) = 0.0_wp |
---|
| 905 | ENDDO |
---|
[3274] | 906 | ENDDO |
---|
[3622] | 907 | ENDIF |
---|
[3274] | 908 | |
---|
[3622] | 909 | IF ( microphysics_seifert ) THEN |
---|
| 910 | DO i = nxlg, nxrg |
---|
| 911 | DO j = nysg, nyng |
---|
| 912 | qr(:,j,i) = 0.0_wp |
---|
| 913 | nr(:,j,i) = 0.0_wp |
---|
| 914 | ENDDO |
---|
[3274] | 915 | ENDDO |
---|
[3622] | 916 | ENDIF |
---|
[3274] | 917 | ! |
---|
[3622] | 918 | !-- Liquid water content and precipitation amount |
---|
| 919 | !-- are zero at beginning of the simulation |
---|
| 920 | ql = 0.0_wp |
---|
| 921 | qc = 0.0_wp |
---|
| 922 | precipitation_amount = 0.0_wp |
---|
| 923 | prr = 0.0_wp |
---|
[3274] | 924 | ! |
---|
[3622] | 925 | !-- Initialize old and new time levels. |
---|
| 926 | IF ( microphysics_morrison ) THEN |
---|
| 927 | tqc_m = 0.0_wp |
---|
| 928 | tnc_m = 0.0_wp |
---|
| 929 | qc_p = qc |
---|
| 930 | nc_p = nc |
---|
| 931 | ENDIF |
---|
| 932 | IF ( microphysics_seifert ) THEN |
---|
| 933 | tqr_m = 0.0_wp |
---|
| 934 | tnr_m = 0.0_wp |
---|
| 935 | qr_p = qr |
---|
| 936 | nr_p = nr |
---|
| 937 | ENDIF |
---|
| 938 | ENDIF ! Only if not read_restart_data |
---|
[3274] | 939 | ! |
---|
| 940 | !-- constant for the sedimentation of cloud water (2-moment cloud physics) |
---|
| 941 | sed_qc_const = k_st * ( 3.0_wp / ( 4.0_wp * pi * rho_l ) & |
---|
| 942 | )**( 2.0_wp / 3.0_wp ) * & |
---|
| 943 | EXP( 5.0_wp * LOG( sigma_gc )**2 ) |
---|
| 944 | |
---|
| 945 | ! |
---|
| 946 | !-- Calculate timestep according to precipitation |
---|
| 947 | IF ( microphysics_seifert ) THEN |
---|
| 948 | dt_precipitation = c_sedimentation * MINVAL( dzu(nzb+2:nzt) ) / & |
---|
| 949 | w_precipitation |
---|
| 950 | ENDIF |
---|
| 951 | |
---|
| 952 | ! |
---|
| 953 | !-- Set constants for certain aerosol type |
---|
| 954 | IF ( microphysics_morrison ) THEN |
---|
| 955 | IF ( aerosol_nacl ) THEN |
---|
| 956 | molecular_weight_of_solute = 0.05844_wp |
---|
| 957 | rho_s = 2165.0_wp |
---|
| 958 | vanthoff = 2.0_wp |
---|
| 959 | ELSEIF ( aerosol_c3h4o4 ) THEN |
---|
| 960 | molecular_weight_of_solute = 0.10406_wp |
---|
| 961 | rho_s = 1600.0_wp |
---|
| 962 | vanthoff = 1.37_wp |
---|
| 963 | ELSEIF ( aerosol_nh4no3 ) THEN |
---|
| 964 | molecular_weight_of_solute = 0.08004_wp |
---|
| 965 | rho_s = 1720.0_wp |
---|
| 966 | vanthoff = 2.31_wp |
---|
| 967 | ENDIF |
---|
| 968 | ENDIF |
---|
| 969 | |
---|
| 970 | ! |
---|
| 971 | !-- Pre-calculate frequently calculated fractions of pi and rho_l |
---|
| 972 | pirho_l = pi * rho_l / 6.0_wp |
---|
| 973 | dpirho_l = 1.0_wp / pirho_l |
---|
| 974 | |
---|
| 975 | CALL location_message( 'finished', .TRUE. ) |
---|
| 976 | |
---|
| 977 | ELSE |
---|
| 978 | |
---|
| 979 | CALL location_message( 'skipped', .TRUE. ) |
---|
| 980 | |
---|
| 981 | ENDIF |
---|
| 982 | |
---|
| 983 | END SUBROUTINE bcm_init |
---|
| 984 | |
---|
| 985 | |
---|
| 986 | !------------------------------------------------------------------------------! |
---|
| 987 | ! Description: |
---|
| 988 | ! ------------ |
---|
| 989 | !> Swapping of timelevels |
---|
| 990 | !------------------------------------------------------------------------------! |
---|
| 991 | SUBROUTINE bcm_swap_timelevel ( mod_count ) |
---|
| 992 | |
---|
| 993 | IMPLICIT NONE |
---|
| 994 | |
---|
| 995 | INTEGER, INTENT(IN) :: mod_count |
---|
| 996 | |
---|
| 997 | IF ( bulk_cloud_model ) THEN |
---|
| 998 | |
---|
| 999 | SELECT CASE ( mod_count ) |
---|
| 1000 | |
---|
| 1001 | CASE ( 0 ) |
---|
| 1002 | |
---|
| 1003 | IF ( microphysics_morrison ) THEN |
---|
| 1004 | qc => qc_1; qc_p => qc_2 |
---|
| 1005 | nc => nc_1; nc_p => nc_2 |
---|
| 1006 | ENDIF |
---|
| 1007 | IF ( microphysics_seifert ) THEN |
---|
| 1008 | qr => qr_1; qr_p => qr_2 |
---|
| 1009 | nr => nr_1; nr_p => nr_2 |
---|
| 1010 | ENDIF |
---|
| 1011 | |
---|
| 1012 | CASE ( 1 ) |
---|
| 1013 | |
---|
| 1014 | IF ( microphysics_morrison ) THEN |
---|
| 1015 | qc => qc_2; qc_p => qc_1 |
---|
| 1016 | nc => nc_2; nc_p => nc_1 |
---|
| 1017 | ENDIF |
---|
| 1018 | IF ( microphysics_seifert ) THEN |
---|
| 1019 | qr => qr_2; qr_p => qr_1 |
---|
| 1020 | nr => nr_2; nr_p => nr_1 |
---|
| 1021 | ENDIF |
---|
| 1022 | |
---|
| 1023 | END SELECT |
---|
| 1024 | |
---|
| 1025 | ENDIF |
---|
| 1026 | |
---|
| 1027 | END SUBROUTINE bcm_swap_timelevel |
---|
| 1028 | |
---|
| 1029 | |
---|
| 1030 | !------------------------------------------------------------------------------! |
---|
| 1031 | ! Description: |
---|
| 1032 | ! ------------ |
---|
[3383] | 1033 | !> Header output for bulk cloud module |
---|
[3274] | 1034 | !------------------------------------------------------------------------------! |
---|
| 1035 | SUBROUTINE bcm_header ( io ) |
---|
| 1036 | |
---|
| 1037 | |
---|
| 1038 | IMPLICIT NONE |
---|
| 1039 | |
---|
| 1040 | INTEGER(iwp), INTENT(IN) :: io !< Unit of the output file |
---|
| 1041 | |
---|
| 1042 | ! |
---|
[3383] | 1043 | !-- Write bulk cloud module header |
---|
[3274] | 1044 | WRITE ( io, 1 ) |
---|
| 1045 | |
---|
| 1046 | WRITE ( io, 2 ) |
---|
| 1047 | WRITE ( io, 3 ) |
---|
| 1048 | |
---|
| 1049 | IF ( microphysics_kessler ) THEN |
---|
| 1050 | WRITE ( io, 4 ) 'Kessler-Scheme' |
---|
| 1051 | ENDIF |
---|
| 1052 | |
---|
| 1053 | IF ( microphysics_seifert ) THEN |
---|
| 1054 | WRITE ( io, 4 ) 'Seifert-Beheng-Scheme' |
---|
| 1055 | IF ( cloud_water_sedimentation ) WRITE ( io, 5 ) |
---|
| 1056 | IF ( collision_turbulence ) WRITE ( io, 6 ) |
---|
| 1057 | IF ( ventilation_effect ) WRITE ( io, 7 ) |
---|
| 1058 | IF ( limiter_sedimentation ) WRITE ( io, 8 ) |
---|
| 1059 | ENDIF |
---|
| 1060 | |
---|
| 1061 | WRITE ( io, 20 ) |
---|
| 1062 | WRITE ( io, 21 ) surface_pressure |
---|
| 1063 | WRITE ( io, 22 ) r_d |
---|
| 1064 | WRITE ( io, 23 ) rho_surface |
---|
| 1065 | WRITE ( io, 24 ) c_p |
---|
| 1066 | WRITE ( io, 25 ) l_v |
---|
| 1067 | |
---|
| 1068 | IF ( microphysics_seifert ) THEN |
---|
| 1069 | WRITE ( io, 26 ) 1.0E-6_wp * nc_const |
---|
| 1070 | WRITE ( io, 27 ) c_sedimentation |
---|
| 1071 | ENDIF |
---|
| 1072 | |
---|
| 1073 | |
---|
[3383] | 1074 | 1 FORMAT ( //' Bulk cloud module information:'/ & |
---|
[3274] | 1075 | ' ------------------------------------------'/ ) |
---|
| 1076 | 2 FORMAT ( '--> Bulk scheme with liquid water potential temperature and'/ & |
---|
| 1077 | ' total water content is used.' ) |
---|
| 1078 | 3 FORMAT ( '--> Condensation is parameterized via 0% - or 100% scheme.' ) |
---|
| 1079 | 4 FORMAT ( '--> Precipitation parameterization via ', A ) |
---|
| 1080 | |
---|
| 1081 | 5 FORMAT ( '--> Cloud water sedimentation parameterization via Stokes law' ) |
---|
| 1082 | 6 FORMAT ( '--> Turbulence effects on precipitation process' ) |
---|
| 1083 | 7 FORMAT ( '--> Ventilation effects on evaporation of rain drops' ) |
---|
| 1084 | 8 FORMAT ( '--> Slope limiter used for sedimentation process' ) |
---|
| 1085 | |
---|
| 1086 | 20 FORMAT ( '--> Essential parameters:' ) |
---|
| 1087 | 21 FORMAT ( ' Surface pressure : p_0 = ', F7.2, ' hPa') |
---|
| 1088 | 22 FORMAT ( ' Gas constant : R = ', F5.1, ' J/(kg K)') |
---|
| 1089 | 23 FORMAT ( ' Density of air : rho_0 = ', F6.3, ' kg/m**3') |
---|
| 1090 | 24 FORMAT ( ' Specific heat cap. : c_p = ', F6.1, ' J/(kg K)') |
---|
| 1091 | 25 FORMAT ( ' Vapourization heat : L_v = ', E9.2, ' J/kg') |
---|
| 1092 | 26 FORMAT ( ' Droplet density : N_c = ', F6.1, ' 1/cm**3' ) |
---|
| 1093 | 27 FORMAT ( ' Sedimentation Courant number : C_s = ', F4.1 ) |
---|
| 1094 | |
---|
| 1095 | |
---|
| 1096 | END SUBROUTINE bcm_header |
---|
| 1097 | |
---|
| 1098 | |
---|
| 1099 | !------------------------------------------------------------------------------! |
---|
| 1100 | ! |
---|
| 1101 | ! Description: |
---|
| 1102 | ! ------------ |
---|
| 1103 | !> Subroutine for averaging 3D data |
---|
| 1104 | !------------------------------------------------------------------------------! |
---|
| 1105 | SUBROUTINE bcm_3d_data_averaging( mode, variable ) |
---|
| 1106 | |
---|
| 1107 | USE control_parameters, & |
---|
| 1108 | ONLY: average_count_3d |
---|
| 1109 | |
---|
| 1110 | IMPLICIT NONE |
---|
| 1111 | |
---|
| 1112 | CHARACTER (LEN=*) :: mode !< |
---|
| 1113 | CHARACTER (LEN=*) :: variable !< |
---|
| 1114 | |
---|
| 1115 | INTEGER(iwp) :: i !< local index |
---|
| 1116 | INTEGER(iwp) :: j !< local index |
---|
| 1117 | INTEGER(iwp) :: k !< local index |
---|
| 1118 | |
---|
| 1119 | IF ( mode == 'allocate' ) THEN |
---|
| 1120 | |
---|
| 1121 | SELECT CASE ( TRIM( variable ) ) |
---|
| 1122 | |
---|
| 1123 | CASE ( 'nc' ) |
---|
| 1124 | IF ( .NOT. ALLOCATED( nc_av ) ) THEN |
---|
| 1125 | ALLOCATE( nc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1126 | ENDIF |
---|
| 1127 | nc_av = 0.0_wp |
---|
| 1128 | |
---|
| 1129 | CASE ( 'nr' ) |
---|
| 1130 | IF ( .NOT. ALLOCATED( nr_av ) ) THEN |
---|
| 1131 | ALLOCATE( nr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1132 | ENDIF |
---|
| 1133 | nr_av = 0.0_wp |
---|
| 1134 | |
---|
| 1135 | CASE ( 'prr' ) |
---|
| 1136 | IF ( .NOT. ALLOCATED( prr_av ) ) THEN |
---|
| 1137 | ALLOCATE( prr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1138 | ENDIF |
---|
| 1139 | prr_av = 0.0_wp |
---|
| 1140 | |
---|
| 1141 | CASE ( 'qc' ) |
---|
| 1142 | IF ( .NOT. ALLOCATED( qc_av ) ) THEN |
---|
| 1143 | ALLOCATE( qc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1144 | ENDIF |
---|
| 1145 | qc_av = 0.0_wp |
---|
| 1146 | |
---|
| 1147 | CASE ( 'ql' ) |
---|
| 1148 | IF ( .NOT. ALLOCATED( ql_av ) ) THEN |
---|
| 1149 | ALLOCATE( ql_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1150 | ENDIF |
---|
| 1151 | ql_av = 0.0_wp |
---|
| 1152 | |
---|
| 1153 | CASE ( 'qr' ) |
---|
| 1154 | IF ( .NOT. ALLOCATED( qr_av ) ) THEN |
---|
| 1155 | ALLOCATE( qr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1156 | ENDIF |
---|
| 1157 | qr_av = 0.0_wp |
---|
| 1158 | |
---|
| 1159 | CASE DEFAULT |
---|
| 1160 | CONTINUE |
---|
| 1161 | |
---|
| 1162 | END SELECT |
---|
| 1163 | |
---|
| 1164 | ELSEIF ( mode == 'sum' ) THEN |
---|
| 1165 | |
---|
| 1166 | SELECT CASE ( TRIM( variable ) ) |
---|
| 1167 | |
---|
| 1168 | CASE ( 'nc' ) |
---|
| 1169 | IF ( ALLOCATED( nc_av ) ) THEN |
---|
| 1170 | DO i = nxlg, nxrg |
---|
| 1171 | DO j = nysg, nyng |
---|
| 1172 | DO k = nzb, nzt+1 |
---|
| 1173 | nc_av(k,j,i) = nc_av(k,j,i) + nc(k,j,i) |
---|
| 1174 | ENDDO |
---|
| 1175 | ENDDO |
---|
| 1176 | ENDDO |
---|
| 1177 | ENDIF |
---|
| 1178 | |
---|
| 1179 | CASE ( 'nr' ) |
---|
| 1180 | IF ( ALLOCATED( nr_av ) ) THEN |
---|
| 1181 | DO i = nxlg, nxrg |
---|
| 1182 | DO j = nysg, nyng |
---|
| 1183 | DO k = nzb, nzt+1 |
---|
| 1184 | nr_av(k,j,i) = nr_av(k,j,i) + nr(k,j,i) |
---|
| 1185 | ENDDO |
---|
| 1186 | ENDDO |
---|
| 1187 | ENDDO |
---|
| 1188 | ENDIF |
---|
| 1189 | |
---|
| 1190 | CASE ( 'prr' ) |
---|
| 1191 | IF ( ALLOCATED( prr_av ) ) THEN |
---|
| 1192 | DO i = nxlg, nxrg |
---|
| 1193 | DO j = nysg, nyng |
---|
| 1194 | DO k = nzb, nzt+1 |
---|
| 1195 | prr_av(k,j,i) = prr_av(k,j,i) + prr(k,j,i) |
---|
| 1196 | ENDDO |
---|
| 1197 | ENDDO |
---|
| 1198 | ENDDO |
---|
| 1199 | ENDIF |
---|
| 1200 | |
---|
| 1201 | CASE ( 'qc' ) |
---|
| 1202 | IF ( ALLOCATED( qc_av ) ) THEN |
---|
| 1203 | DO i = nxlg, nxrg |
---|
| 1204 | DO j = nysg, nyng |
---|
| 1205 | DO k = nzb, nzt+1 |
---|
| 1206 | qc_av(k,j,i) = qc_av(k,j,i) + qc(k,j,i) |
---|
| 1207 | ENDDO |
---|
| 1208 | ENDDO |
---|
| 1209 | ENDDO |
---|
| 1210 | ENDIF |
---|
| 1211 | |
---|
| 1212 | CASE ( 'ql' ) |
---|
| 1213 | IF ( ALLOCATED( ql_av ) ) THEN |
---|
| 1214 | DO i = nxlg, nxrg |
---|
| 1215 | DO j = nysg, nyng |
---|
| 1216 | DO k = nzb, nzt+1 |
---|
| 1217 | ql_av(k,j,i) = ql_av(k,j,i) + ql(k,j,i) |
---|
| 1218 | ENDDO |
---|
| 1219 | ENDDO |
---|
| 1220 | ENDDO |
---|
| 1221 | ENDIF |
---|
| 1222 | |
---|
| 1223 | CASE ( 'qr' ) |
---|
| 1224 | IF ( ALLOCATED( qr_av ) ) THEN |
---|
| 1225 | DO i = nxlg, nxrg |
---|
| 1226 | DO j = nysg, nyng |
---|
| 1227 | DO k = nzb, nzt+1 |
---|
| 1228 | qr_av(k,j,i) = qr_av(k,j,i) + qr(k,j,i) |
---|
| 1229 | ENDDO |
---|
| 1230 | ENDDO |
---|
| 1231 | ENDDO |
---|
| 1232 | ENDIF |
---|
| 1233 | |
---|
| 1234 | CASE DEFAULT |
---|
| 1235 | CONTINUE |
---|
| 1236 | |
---|
| 1237 | END SELECT |
---|
| 1238 | |
---|
| 1239 | ELSEIF ( mode == 'average' ) THEN |
---|
| 1240 | |
---|
| 1241 | SELECT CASE ( TRIM( variable ) ) |
---|
| 1242 | |
---|
| 1243 | CASE ( 'nc' ) |
---|
| 1244 | IF ( ALLOCATED( nc_av ) ) THEN |
---|
| 1245 | DO i = nxlg, nxrg |
---|
| 1246 | DO j = nysg, nyng |
---|
| 1247 | DO k = nzb, nzt+1 |
---|
| 1248 | nc_av(k,j,i) = nc_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1249 | ENDDO |
---|
| 1250 | ENDDO |
---|
| 1251 | ENDDO |
---|
| 1252 | ENDIF |
---|
| 1253 | |
---|
| 1254 | CASE ( 'nr' ) |
---|
| 1255 | IF ( ALLOCATED( nr_av ) ) THEN |
---|
| 1256 | DO i = nxlg, nxrg |
---|
| 1257 | DO j = nysg, nyng |
---|
| 1258 | DO k = nzb, nzt+1 |
---|
| 1259 | nr_av(k,j,i) = nr_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1260 | ENDDO |
---|
| 1261 | ENDDO |
---|
| 1262 | ENDDO |
---|
| 1263 | ENDIF |
---|
| 1264 | |
---|
| 1265 | CASE ( 'prr' ) |
---|
| 1266 | IF ( ALLOCATED( prr_av ) ) THEN |
---|
| 1267 | DO i = nxlg, nxrg |
---|
| 1268 | DO j = nysg, nyng |
---|
| 1269 | DO k = nzb, nzt+1 |
---|
| 1270 | prr_av(k,j,i) = prr_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1271 | ENDDO |
---|
| 1272 | ENDDO |
---|
| 1273 | ENDDO |
---|
| 1274 | ENDIF |
---|
| 1275 | |
---|
| 1276 | CASE ( 'qc' ) |
---|
| 1277 | IF ( ALLOCATED( qc_av ) ) THEN |
---|
| 1278 | DO i = nxlg, nxrg |
---|
| 1279 | DO j = nysg, nyng |
---|
| 1280 | DO k = nzb, nzt+1 |
---|
| 1281 | qc_av(k,j,i) = qc_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1282 | ENDDO |
---|
| 1283 | ENDDO |
---|
| 1284 | ENDDO |
---|
| 1285 | ENDIF |
---|
| 1286 | |
---|
| 1287 | CASE ( 'ql' ) |
---|
| 1288 | IF ( ALLOCATED( ql_av ) ) THEN |
---|
| 1289 | DO i = nxlg, nxrg |
---|
| 1290 | DO j = nysg, nyng |
---|
| 1291 | DO k = nzb, nzt+1 |
---|
| 1292 | ql_av(k,j,i) = ql_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1293 | ENDDO |
---|
| 1294 | ENDDO |
---|
| 1295 | ENDDO |
---|
| 1296 | ENDIF |
---|
| 1297 | |
---|
| 1298 | CASE ( 'qr' ) |
---|
| 1299 | IF ( ALLOCATED( qr_av ) ) THEN |
---|
| 1300 | DO i = nxlg, nxrg |
---|
| 1301 | DO j = nysg, nyng |
---|
| 1302 | DO k = nzb, nzt+1 |
---|
| 1303 | qr_av(k,j,i) = qr_av(k,j,i) / REAL( average_count_3d, KIND=wp ) |
---|
| 1304 | ENDDO |
---|
| 1305 | ENDDO |
---|
| 1306 | ENDDO |
---|
| 1307 | ENDIF |
---|
| 1308 | |
---|
| 1309 | CASE DEFAULT |
---|
| 1310 | CONTINUE |
---|
| 1311 | |
---|
| 1312 | END SELECT |
---|
| 1313 | |
---|
| 1314 | ENDIF |
---|
| 1315 | |
---|
| 1316 | END SUBROUTINE bcm_3d_data_averaging |
---|
| 1317 | |
---|
| 1318 | |
---|
| 1319 | !------------------------------------------------------------------------------! |
---|
| 1320 | ! Description: |
---|
| 1321 | ! ------------ |
---|
| 1322 | !> Define 2D output variables. |
---|
| 1323 | !------------------------------------------------------------------------------! |
---|
| 1324 | SUBROUTINE bcm_data_output_2d( av, variable, found, grid, mode, local_pf, & |
---|
| 1325 | two_d, nzb_do, nzt_do ) |
---|
| 1326 | |
---|
| 1327 | |
---|
| 1328 | IMPLICIT NONE |
---|
| 1329 | |
---|
| 1330 | CHARACTER (LEN=*), INTENT(INOUT) :: grid !< name of vertical grid |
---|
| 1331 | CHARACTER (LEN=*), INTENT(IN) :: mode !< either 'xy', 'xz' or 'yz' |
---|
| 1332 | CHARACTER (LEN=*), INTENT(IN) :: variable !< name of variable |
---|
| 1333 | |
---|
| 1334 | INTEGER(iwp), INTENT(IN) :: av !< flag for (non-)average output |
---|
| 1335 | INTEGER(iwp), INTENT(IN) :: nzb_do !< vertical output index (bottom) |
---|
| 1336 | INTEGER(iwp), INTENT(IN) :: nzt_do !< vertical output index (top) |
---|
| 1337 | |
---|
| 1338 | INTEGER(iwp) :: flag_nr !< number of masking flag |
---|
| 1339 | |
---|
| 1340 | INTEGER(iwp) :: i !< loop index along x-direction |
---|
| 1341 | INTEGER(iwp) :: j !< loop index along y-direction |
---|
| 1342 | INTEGER(iwp) :: k !< loop index along z-direction |
---|
| 1343 | |
---|
| 1344 | LOGICAL, INTENT(INOUT) :: found !< flag if output variable is found |
---|
| 1345 | LOGICAL, INTENT(INOUT) :: two_d !< flag parameter that indicates 2D variables (horizontal cross sections) |
---|
| 1346 | LOGICAL :: resorted !< flag if output is already resorted |
---|
| 1347 | |
---|
| 1348 | REAL(wp), PARAMETER :: fill_value = -999.0_wp !< value for the _FillValue attribute |
---|
| 1349 | |
---|
| 1350 | REAL(wp), DIMENSION(nxl:nxr,nys:nyn,nzb_do:nzt_do), INTENT(INOUT) :: local_pf !< local |
---|
| 1351 | !< array to which output data is resorted to |
---|
| 1352 | |
---|
| 1353 | REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !< points to selected output variable |
---|
| 1354 | |
---|
| 1355 | found = .TRUE. |
---|
| 1356 | resorted = .FALSE. |
---|
| 1357 | ! |
---|
| 1358 | !-- Set masking flag for topography for not resorted arrays |
---|
| 1359 | flag_nr = 0 ! 0 = scalar, 1 = u, 2 = v, 3 = w |
---|
| 1360 | |
---|
| 1361 | SELECT CASE ( TRIM( variable ) ) |
---|
| 1362 | |
---|
| 1363 | CASE ( 'nc_xy', 'nc_xz', 'nc_yz' ) |
---|
| 1364 | IF ( av == 0 ) THEN |
---|
| 1365 | to_be_resorted => nc |
---|
| 1366 | ELSE |
---|
| 1367 | IF ( .NOT. ALLOCATED( nc_av ) ) THEN |
---|
| 1368 | ALLOCATE( nc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1369 | nc_av = REAL( fill_value, KIND = wp ) |
---|
| 1370 | ENDIF |
---|
| 1371 | to_be_resorted => nc_av |
---|
| 1372 | ENDIF |
---|
| 1373 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1374 | |
---|
| 1375 | CASE ( 'nr_xy', 'nr_xz', 'nr_yz' ) |
---|
| 1376 | IF ( av == 0 ) THEN |
---|
| 1377 | to_be_resorted => nr |
---|
| 1378 | ELSE |
---|
| 1379 | IF ( .NOT. ALLOCATED( nr_av ) ) THEN |
---|
| 1380 | ALLOCATE( nr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1381 | nr_av = REAL( fill_value, KIND = wp ) |
---|
| 1382 | ENDIF |
---|
| 1383 | to_be_resorted => nr_av |
---|
| 1384 | ENDIF |
---|
| 1385 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1386 | |
---|
| 1387 | CASE ( 'pra*_xy' ) ! 2d-array / integral quantity => no av |
---|
| 1388 | ! CALL exchange_horiz_2d( precipitation_amount ) |
---|
| 1389 | DO i = nxl, nxr |
---|
| 1390 | DO j = nys, nyn |
---|
| 1391 | local_pf(i,j,nzb+1) = precipitation_amount(j,i) |
---|
| 1392 | ENDDO |
---|
| 1393 | ENDDO |
---|
| 1394 | precipitation_amount = 0.0_wp ! reset for next integ. interval |
---|
| 1395 | resorted = .TRUE. |
---|
| 1396 | two_d = .TRUE. |
---|
| 1397 | IF ( mode == 'xy' ) grid = 'zu1' |
---|
| 1398 | |
---|
| 1399 | CASE ( 'prr_xy', 'prr_xz', 'prr_yz' ) |
---|
| 1400 | IF ( av == 0 ) THEN |
---|
| 1401 | ! CALL exchange_horiz( prr, nbgp ) |
---|
| 1402 | DO i = nxl, nxr |
---|
| 1403 | DO j = nys, nyn |
---|
| 1404 | DO k = nzb, nzt+1 |
---|
| 1405 | local_pf(i,j,k) = prr(k,j,i) * hyrho(nzb+1) |
---|
| 1406 | ENDDO |
---|
| 1407 | ENDDO |
---|
| 1408 | ENDDO |
---|
| 1409 | ELSE |
---|
| 1410 | IF ( .NOT. ALLOCATED( prr_av ) ) THEN |
---|
| 1411 | ALLOCATE( prr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1412 | prr_av = REAL( fill_value, KIND = wp ) |
---|
| 1413 | ENDIF |
---|
| 1414 | ! CALL exchange_horiz( prr_av, nbgp ) |
---|
| 1415 | DO i = nxl, nxr |
---|
| 1416 | DO j = nys, nyn |
---|
| 1417 | DO k = nzb, nzt+1 |
---|
| 1418 | local_pf(i,j,k) = prr_av(k,j,i) * hyrho(nzb+1) |
---|
| 1419 | ENDDO |
---|
| 1420 | ENDDO |
---|
| 1421 | ENDDO |
---|
| 1422 | ENDIF |
---|
| 1423 | resorted = .TRUE. |
---|
| 1424 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1425 | |
---|
| 1426 | CASE ( 'qc_xy', 'qc_xz', 'qc_yz' ) |
---|
| 1427 | IF ( av == 0 ) THEN |
---|
| 1428 | to_be_resorted => qc |
---|
| 1429 | ELSE |
---|
| 1430 | IF ( .NOT. ALLOCATED( qc_av ) ) THEN |
---|
| 1431 | ALLOCATE( qc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1432 | qc_av = REAL( fill_value, KIND = wp ) |
---|
| 1433 | ENDIF |
---|
| 1434 | to_be_resorted => qc_av |
---|
| 1435 | ENDIF |
---|
| 1436 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1437 | |
---|
| 1438 | CASE ( 'ql_xy', 'ql_xz', 'ql_yz' ) |
---|
| 1439 | IF ( av == 0 ) THEN |
---|
| 1440 | to_be_resorted => ql |
---|
| 1441 | ELSE |
---|
| 1442 | IF ( .NOT. ALLOCATED( ql_av ) ) THEN |
---|
| 1443 | ALLOCATE( ql_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1444 | ql_av = REAL( fill_value, KIND = wp ) |
---|
| 1445 | ENDIF |
---|
| 1446 | to_be_resorted => ql_av |
---|
| 1447 | ENDIF |
---|
| 1448 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1449 | |
---|
| 1450 | CASE ( 'qr_xy', 'qr_xz', 'qr_yz' ) |
---|
| 1451 | IF ( av == 0 ) THEN |
---|
| 1452 | to_be_resorted => qr |
---|
| 1453 | ELSE |
---|
| 1454 | IF ( .NOT. ALLOCATED( qr_av ) ) THEN |
---|
| 1455 | ALLOCATE( qr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1456 | qr_av = REAL( fill_value, KIND = wp ) |
---|
| 1457 | ENDIF |
---|
| 1458 | to_be_resorted => qr_av |
---|
| 1459 | ENDIF |
---|
| 1460 | IF ( mode == 'xy' ) grid = 'zu' |
---|
| 1461 | |
---|
| 1462 | CASE DEFAULT |
---|
| 1463 | found = .FALSE. |
---|
| 1464 | grid = 'none' |
---|
| 1465 | |
---|
| 1466 | END SELECT |
---|
| 1467 | |
---|
| 1468 | IF ( found .AND. .NOT. resorted ) THEN |
---|
| 1469 | DO i = nxl, nxr |
---|
| 1470 | DO j = nys, nyn |
---|
| 1471 | DO k = nzb_do, nzt_do |
---|
| 1472 | local_pf(i,j,k) = MERGE( & |
---|
| 1473 | to_be_resorted(k,j,i), & |
---|
| 1474 | REAL( fill_value, KIND = wp ), & |
---|
| 1475 | BTEST( wall_flags_0(k,j,i), flag_nr ) & |
---|
| 1476 | ) |
---|
| 1477 | ENDDO |
---|
| 1478 | ENDDO |
---|
| 1479 | ENDDO |
---|
| 1480 | ENDIF |
---|
| 1481 | |
---|
| 1482 | END SUBROUTINE bcm_data_output_2d |
---|
| 1483 | |
---|
| 1484 | |
---|
| 1485 | !------------------------------------------------------------------------------! |
---|
| 1486 | ! Description: |
---|
| 1487 | ! ------------ |
---|
| 1488 | !> Define 3D output variables. |
---|
| 1489 | !------------------------------------------------------------------------------! |
---|
| 1490 | SUBROUTINE bcm_data_output_3d( av, variable, found, local_pf, nzb_do, nzt_do ) |
---|
| 1491 | |
---|
| 1492 | |
---|
| 1493 | IMPLICIT NONE |
---|
| 1494 | |
---|
| 1495 | CHARACTER (LEN=*), INTENT(IN) :: variable !< name of variable |
---|
| 1496 | |
---|
| 1497 | INTEGER(iwp), INTENT(IN) :: av !< flag for (non-)average output |
---|
| 1498 | INTEGER(iwp), INTENT(IN) :: nzb_do !< lower limit of the data output (usually 0) |
---|
| 1499 | INTEGER(iwp), INTENT(IN) :: nzt_do !< vertical upper limit of the data output (usually nz_do3d) |
---|
| 1500 | |
---|
| 1501 | INTEGER(iwp) :: flag_nr !< number of masking flag |
---|
| 1502 | |
---|
| 1503 | INTEGER(iwp) :: i !< loop index along x-direction |
---|
| 1504 | INTEGER(iwp) :: j !< loop index along y-direction |
---|
| 1505 | INTEGER(iwp) :: k !< loop index along z-direction |
---|
| 1506 | |
---|
| 1507 | LOGICAL, INTENT(INOUT) :: found !< flag if output variable is found |
---|
| 1508 | LOGICAL :: resorted !< flag if output is already resorted |
---|
| 1509 | |
---|
| 1510 | REAL(wp) :: fill_value = -999.0_wp !< value for the _FillValue attribute |
---|
| 1511 | |
---|
| 1512 | REAL(sp), DIMENSION(nxl:nxr,nys:nyn,nzb_do:nzt_do), INTENT(INOUT) :: local_pf !< local |
---|
| 1513 | !< array to which output data is resorted to |
---|
| 1514 | |
---|
| 1515 | REAL(wp), DIMENSION(:,:,:), POINTER :: to_be_resorted !< points to selected output variable |
---|
| 1516 | |
---|
| 1517 | found = .TRUE. |
---|
| 1518 | resorted = .FALSE. |
---|
| 1519 | ! |
---|
| 1520 | !-- Set masking flag for topography for not resorted arrays |
---|
| 1521 | flag_nr = 0 ! 0 = scalar, 1 = u, 2 = v, 3 = w |
---|
| 1522 | |
---|
| 1523 | SELECT CASE ( TRIM( variable ) ) |
---|
| 1524 | |
---|
| 1525 | CASE ( 'nc' ) |
---|
| 1526 | IF ( av == 0 ) THEN |
---|
| 1527 | to_be_resorted => nc |
---|
| 1528 | ELSE |
---|
| 1529 | IF ( .NOT. ALLOCATED( nc_av ) ) THEN |
---|
| 1530 | ALLOCATE( nc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1531 | nc_av = REAL( fill_value, KIND = wp ) |
---|
| 1532 | ENDIF |
---|
| 1533 | to_be_resorted => nc_av |
---|
| 1534 | ENDIF |
---|
| 1535 | |
---|
| 1536 | CASE ( 'nr' ) |
---|
| 1537 | IF ( av == 0 ) THEN |
---|
| 1538 | to_be_resorted => nr |
---|
| 1539 | ELSE |
---|
| 1540 | IF ( .NOT. ALLOCATED( nr_av ) ) THEN |
---|
| 1541 | ALLOCATE( nr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1542 | nr_av = REAL( fill_value, KIND = wp ) |
---|
| 1543 | ENDIF |
---|
| 1544 | to_be_resorted => nr_av |
---|
| 1545 | ENDIF |
---|
| 1546 | |
---|
| 1547 | CASE ( 'prr' ) |
---|
| 1548 | IF ( av == 0 ) THEN |
---|
| 1549 | DO i = nxl, nxr |
---|
| 1550 | DO j = nys, nyn |
---|
| 1551 | DO k = nzb_do, nzt_do |
---|
| 1552 | local_pf(i,j,k) = prr(k,j,i) |
---|
| 1553 | ENDDO |
---|
| 1554 | ENDDO |
---|
| 1555 | ENDDO |
---|
| 1556 | ELSE |
---|
| 1557 | IF ( .NOT. ALLOCATED( prr_av ) ) THEN |
---|
| 1558 | ALLOCATE( prr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1559 | prr_av = REAL( fill_value, KIND = wp ) |
---|
| 1560 | ENDIF |
---|
| 1561 | DO i = nxl, nxr |
---|
| 1562 | DO j = nys, nyn |
---|
| 1563 | DO k = nzb_do, nzt_do |
---|
| 1564 | local_pf(i,j,k) = prr_av(k,j,i) |
---|
| 1565 | ENDDO |
---|
| 1566 | ENDDO |
---|
| 1567 | ENDDO |
---|
| 1568 | ENDIF |
---|
| 1569 | resorted = .TRUE. |
---|
| 1570 | |
---|
| 1571 | CASE ( 'qc' ) |
---|
| 1572 | IF ( av == 0 ) THEN |
---|
| 1573 | to_be_resorted => qc |
---|
| 1574 | ELSE |
---|
| 1575 | IF ( .NOT. ALLOCATED( qc_av ) ) THEN |
---|
| 1576 | ALLOCATE( qc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1577 | qc_av = REAL( fill_value, KIND = wp ) |
---|
| 1578 | ENDIF |
---|
| 1579 | to_be_resorted => qc_av |
---|
| 1580 | ENDIF |
---|
| 1581 | |
---|
| 1582 | CASE ( 'ql' ) |
---|
| 1583 | IF ( av == 0 ) THEN |
---|
| 1584 | to_be_resorted => ql |
---|
| 1585 | ELSE |
---|
| 1586 | IF ( .NOT. ALLOCATED( ql_av ) ) THEN |
---|
| 1587 | ALLOCATE( ql_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1588 | ql_av = REAL( fill_value, KIND = wp ) |
---|
| 1589 | ENDIF |
---|
| 1590 | to_be_resorted => ql_av |
---|
| 1591 | ENDIF |
---|
| 1592 | |
---|
| 1593 | CASE ( 'qr' ) |
---|
| 1594 | IF ( av == 0 ) THEN |
---|
| 1595 | to_be_resorted => qr |
---|
| 1596 | ELSE |
---|
| 1597 | IF ( .NOT. ALLOCATED( qr_av ) ) THEN |
---|
| 1598 | ALLOCATE( qr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1599 | qr_av = REAL( fill_value, KIND = wp ) |
---|
| 1600 | ENDIF |
---|
| 1601 | to_be_resorted => qr_av |
---|
| 1602 | ENDIF |
---|
| 1603 | |
---|
| 1604 | CASE DEFAULT |
---|
| 1605 | found = .FALSE. |
---|
| 1606 | |
---|
| 1607 | END SELECT |
---|
| 1608 | |
---|
| 1609 | |
---|
| 1610 | IF ( found .AND. .NOT. resorted ) THEN |
---|
| 1611 | DO i = nxl, nxr |
---|
| 1612 | DO j = nys, nyn |
---|
| 1613 | DO k = nzb_do, nzt_do |
---|
| 1614 | local_pf(i,j,k) = MERGE( & |
---|
| 1615 | to_be_resorted(k,j,i), & |
---|
| 1616 | REAL( fill_value, KIND = wp ), & |
---|
| 1617 | BTEST( wall_flags_0(k,j,i), flag_nr ) & |
---|
| 1618 | ) |
---|
| 1619 | ENDDO |
---|
| 1620 | ENDDO |
---|
| 1621 | ENDDO |
---|
| 1622 | ENDIF |
---|
| 1623 | |
---|
| 1624 | END SUBROUTINE bcm_data_output_3d |
---|
| 1625 | |
---|
| 1626 | |
---|
| 1627 | !------------------------------------------------------------------------------! |
---|
| 1628 | ! Description: |
---|
| 1629 | ! ------------ |
---|
[3383] | 1630 | !> This routine reads the respective restart data for the bulk cloud module. |
---|
[3274] | 1631 | !------------------------------------------------------------------------------! |
---|
| 1632 | SUBROUTINE bcm_rrd_global( found ) |
---|
| 1633 | |
---|
| 1634 | |
---|
| 1635 | USE control_parameters, & |
---|
| 1636 | ONLY: length, restart_string |
---|
| 1637 | |
---|
| 1638 | |
---|
| 1639 | IMPLICIT NONE |
---|
| 1640 | |
---|
| 1641 | LOGICAL, INTENT(OUT) :: found |
---|
| 1642 | |
---|
| 1643 | |
---|
| 1644 | found = .TRUE. |
---|
| 1645 | |
---|
| 1646 | SELECT CASE ( restart_string(1:length) ) |
---|
| 1647 | |
---|
| 1648 | CASE ( 'c_sedimentation' ) |
---|
| 1649 | READ ( 13 ) c_sedimentation |
---|
| 1650 | |
---|
| 1651 | CASE ( 'bulk_cloud_model' ) |
---|
| 1652 | READ ( 13 ) bulk_cloud_model |
---|
| 1653 | |
---|
| 1654 | CASE ( 'cloud_scheme' ) |
---|
| 1655 | READ ( 13 ) cloud_scheme |
---|
| 1656 | |
---|
| 1657 | CASE ( 'cloud_water_sedimentation' ) |
---|
| 1658 | READ ( 13 ) cloud_water_sedimentation |
---|
| 1659 | |
---|
| 1660 | CASE ( 'collision_turbulence' ) |
---|
| 1661 | READ ( 13 ) collision_turbulence |
---|
| 1662 | |
---|
| 1663 | CASE ( 'limiter_sedimentation' ) |
---|
| 1664 | READ ( 13 ) limiter_sedimentation |
---|
| 1665 | |
---|
| 1666 | CASE ( 'nc_const' ) |
---|
| 1667 | READ ( 13 ) nc_const |
---|
| 1668 | |
---|
| 1669 | CASE ( 'precipitation' ) |
---|
| 1670 | READ ( 13 ) precipitation |
---|
| 1671 | |
---|
| 1672 | CASE ( 'ventilation_effect' ) |
---|
| 1673 | READ ( 13 ) ventilation_effect |
---|
| 1674 | |
---|
[3622] | 1675 | CASE ( 'na_init' ) |
---|
| 1676 | READ ( 13 ) na_init |
---|
| 1677 | |
---|
| 1678 | CASE ( 'dry_aerosol_radius' ) |
---|
| 1679 | READ ( 13 ) dry_aerosol_radius |
---|
| 1680 | |
---|
| 1681 | CASE ( 'sigma_bulk' ) |
---|
| 1682 | READ ( 13 ) sigma_bulk |
---|
| 1683 | |
---|
| 1684 | CASE ( 'aerosol_bulk' ) |
---|
| 1685 | READ ( 13 ) aerosol_bulk |
---|
| 1686 | |
---|
| 1687 | CASE ( 'curvature_solution_effects_bulk' ) |
---|
| 1688 | READ ( 13 ) curvature_solution_effects_bulk |
---|
| 1689 | |
---|
| 1690 | |
---|
[3274] | 1691 | ! CASE ( 'global_paramter' ) |
---|
| 1692 | ! READ ( 13 ) global_parameter |
---|
| 1693 | ! CASE ( 'global_array' ) |
---|
| 1694 | ! IF ( .NOT. ALLOCATED( global_array ) ) ALLOCATE( global_array(1:10) ) |
---|
| 1695 | ! READ ( 13 ) global_array |
---|
| 1696 | |
---|
| 1697 | CASE DEFAULT |
---|
| 1698 | |
---|
| 1699 | found = .FALSE. |
---|
| 1700 | |
---|
| 1701 | END SELECT |
---|
| 1702 | |
---|
| 1703 | |
---|
| 1704 | END SUBROUTINE bcm_rrd_global |
---|
| 1705 | |
---|
| 1706 | |
---|
| 1707 | !------------------------------------------------------------------------------! |
---|
| 1708 | ! Description: |
---|
| 1709 | ! ------------ |
---|
[3383] | 1710 | !> This routine reads the respective restart data for the bulk cloud module. |
---|
[3274] | 1711 | !------------------------------------------------------------------------------! |
---|
| 1712 | SUBROUTINE bcm_rrd_local( i, k, nxlf, nxlc, nxl_on_file, nxrf, nxrc, & |
---|
| 1713 | nxr_on_file, nynf, nync, nyn_on_file, nysf, & |
---|
| 1714 | nysc, nys_on_file, tmp_2d, tmp_3d, found ) |
---|
| 1715 | |
---|
| 1716 | |
---|
| 1717 | USE control_parameters |
---|
| 1718 | |
---|
| 1719 | USE indices |
---|
| 1720 | |
---|
| 1721 | USE pegrid |
---|
| 1722 | |
---|
| 1723 | |
---|
| 1724 | IMPLICIT NONE |
---|
| 1725 | |
---|
| 1726 | INTEGER(iwp) :: i !< |
---|
| 1727 | INTEGER(iwp) :: k !< |
---|
| 1728 | INTEGER(iwp) :: nxlc !< |
---|
| 1729 | INTEGER(iwp) :: nxlf !< |
---|
| 1730 | INTEGER(iwp) :: nxl_on_file !< |
---|
| 1731 | INTEGER(iwp) :: nxrc !< |
---|
| 1732 | INTEGER(iwp) :: nxrf !< |
---|
| 1733 | INTEGER(iwp) :: nxr_on_file !< |
---|
| 1734 | INTEGER(iwp) :: nync !< |
---|
| 1735 | INTEGER(iwp) :: nynf !< |
---|
| 1736 | INTEGER(iwp) :: nyn_on_file !< |
---|
| 1737 | INTEGER(iwp) :: nysc !< |
---|
| 1738 | INTEGER(iwp) :: nysf !< |
---|
| 1739 | INTEGER(iwp) :: nys_on_file !< |
---|
| 1740 | |
---|
| 1741 | LOGICAL, INTENT(OUT) :: found |
---|
| 1742 | |
---|
| 1743 | REAL(wp), DIMENSION(nys_on_file-nbgp:nyn_on_file+nbgp,nxl_on_file-nbgp:nxr_on_file+nbgp) :: tmp_2d !< |
---|
| 1744 | REAL(wp), DIMENSION(nzb:nzt+1,nys_on_file-nbgp:nyn_on_file+nbgp,nxl_on_file-nbgp:nxr_on_file+nbgp) :: tmp_3d !< |
---|
| 1745 | |
---|
| 1746 | ! |
---|
| 1747 | !-- Here the reading of user-defined restart data follows: |
---|
| 1748 | !-- Sample for user-defined output |
---|
| 1749 | |
---|
| 1750 | |
---|
| 1751 | found = .TRUE. |
---|
| 1752 | |
---|
| 1753 | SELECT CASE ( restart_string(1:length) ) |
---|
| 1754 | |
---|
| 1755 | CASE ( 'nc' ) |
---|
| 1756 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1757 | nc(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1758 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1759 | |
---|
| 1760 | CASE ( 'nc_av' ) |
---|
| 1761 | IF ( .NOT. ALLOCATED( nc_av ) ) THEN |
---|
| 1762 | ALLOCATE( nc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1763 | ENDIF |
---|
| 1764 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1765 | nc_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1766 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1767 | |
---|
| 1768 | CASE ( 'nr' ) |
---|
| 1769 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1770 | nr(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1771 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1772 | |
---|
| 1773 | CASE ( 'nr_av' ) |
---|
| 1774 | IF ( .NOT. ALLOCATED( nr_av ) ) THEN |
---|
| 1775 | ALLOCATE( nr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1776 | ENDIF |
---|
| 1777 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1778 | nr_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1779 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1780 | |
---|
| 1781 | CASE ( 'precipitation_amount' ) |
---|
| 1782 | IF ( k == 1 ) READ ( 13 ) tmp_2d |
---|
| 1783 | precipitation_amount(nysc-nbgp:nync+nbgp, & |
---|
| 1784 | nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1785 | tmp_2d(nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1786 | |
---|
| 1787 | CASE ( 'prr' ) |
---|
| 1788 | IF ( .NOT. ALLOCATED( prr ) ) THEN |
---|
| 1789 | ALLOCATE( prr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1790 | ENDIF |
---|
| 1791 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1792 | prr(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1793 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1794 | |
---|
| 1795 | CASE ( 'prr_av' ) |
---|
| 1796 | IF ( .NOT. ALLOCATED( prr_av ) ) THEN |
---|
| 1797 | ALLOCATE( prr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1798 | ENDIF |
---|
| 1799 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1800 | prr_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1801 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1802 | |
---|
| 1803 | CASE ( 'qc' ) |
---|
| 1804 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1805 | qc(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1806 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1807 | |
---|
| 1808 | CASE ( 'qc_av' ) |
---|
| 1809 | IF ( .NOT. ALLOCATED( qc_av ) ) THEN |
---|
| 1810 | ALLOCATE( qc_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1811 | ENDIF |
---|
| 1812 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1813 | qc_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1814 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1815 | |
---|
| 1816 | CASE ( 'ql' ) |
---|
| 1817 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1818 | ql(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1819 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1820 | |
---|
| 1821 | CASE ( 'ql_av' ) |
---|
| 1822 | IF ( .NOT. ALLOCATED( ql_av ) ) THEN |
---|
| 1823 | ALLOCATE( ql_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1824 | ENDIF |
---|
| 1825 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1826 | ql_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1827 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1828 | |
---|
| 1829 | CASE ( 'qr' ) |
---|
| 1830 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1831 | qr(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1832 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1833 | |
---|
| 1834 | CASE ( 'qr_av' ) |
---|
| 1835 | IF ( .NOT. ALLOCATED( qr_av ) ) THEN |
---|
| 1836 | ALLOCATE( qr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 1837 | ENDIF |
---|
| 1838 | IF ( k == 1 ) READ ( 13 ) tmp_3d |
---|
| 1839 | qr_av(:,nysc-nbgp:nync+nbgp,nxlc-nbgp:nxrc+nbgp) = & |
---|
| 1840 | tmp_3d(:,nysf-nbgp:nynf+nbgp,nxlf-nbgp:nxrf+nbgp) |
---|
| 1841 | ! |
---|
| 1842 | CASE DEFAULT |
---|
| 1843 | |
---|
| 1844 | found = .FALSE. |
---|
| 1845 | |
---|
| 1846 | END SELECT |
---|
| 1847 | |
---|
| 1848 | |
---|
| 1849 | END SUBROUTINE bcm_rrd_local |
---|
| 1850 | |
---|
| 1851 | |
---|
| 1852 | !------------------------------------------------------------------------------! |
---|
| 1853 | ! Description: |
---|
| 1854 | ! ------------ |
---|
[3383] | 1855 | !> This routine writes the respective restart data for the bulk cloud module. |
---|
[3274] | 1856 | !------------------------------------------------------------------------------! |
---|
| 1857 | SUBROUTINE bcm_wrd_global |
---|
| 1858 | |
---|
| 1859 | |
---|
| 1860 | IMPLICIT NONE |
---|
| 1861 | |
---|
| 1862 | CALL wrd_write_string( 'c_sedimentation' ) |
---|
| 1863 | WRITE ( 14 ) c_sedimentation |
---|
| 1864 | |
---|
| 1865 | CALL wrd_write_string( 'bulk_cloud_model' ) |
---|
| 1866 | WRITE ( 14 ) bulk_cloud_model |
---|
| 1867 | |
---|
| 1868 | CALL wrd_write_string( 'cloud_scheme' ) |
---|
| 1869 | WRITE ( 14 ) cloud_scheme |
---|
| 1870 | |
---|
| 1871 | CALL wrd_write_string( 'cloud_water_sedimentation' ) |
---|
| 1872 | WRITE ( 14 ) cloud_water_sedimentation |
---|
| 1873 | |
---|
| 1874 | CALL wrd_write_string( 'collision_turbulence' ) |
---|
| 1875 | WRITE ( 14 ) collision_turbulence |
---|
| 1876 | |
---|
| 1877 | CALL wrd_write_string( 'limiter_sedimentation' ) |
---|
| 1878 | WRITE ( 14 ) limiter_sedimentation |
---|
| 1879 | |
---|
| 1880 | CALL wrd_write_string( 'nc_const' ) |
---|
| 1881 | WRITE ( 14 ) nc_const |
---|
| 1882 | |
---|
| 1883 | CALL wrd_write_string( 'precipitation' ) |
---|
| 1884 | WRITE ( 14 ) precipitation |
---|
| 1885 | |
---|
| 1886 | CALL wrd_write_string( 'ventilation_effect' ) |
---|
| 1887 | WRITE ( 14 ) ventilation_effect |
---|
| 1888 | |
---|
[3622] | 1889 | CALL wrd_write_string( 'na_init' ) |
---|
| 1890 | WRITE ( 14 ) na_init |
---|
| 1891 | |
---|
| 1892 | CALL wrd_write_string( 'dry_aerosol_radius' ) |
---|
| 1893 | WRITE ( 14 ) dry_aerosol_radius |
---|
| 1894 | |
---|
| 1895 | CALL wrd_write_string( 'sigma_bulk' ) |
---|
| 1896 | WRITE ( 14 ) sigma_bulk |
---|
| 1897 | |
---|
| 1898 | CALL wrd_write_string( 'aerosol_bulk' ) |
---|
| 1899 | WRITE ( 14 ) aerosol_bulk |
---|
| 1900 | |
---|
| 1901 | CALL wrd_write_string( 'curvature_solution_effects_bulk' ) |
---|
| 1902 | WRITE ( 14 ) curvature_solution_effects_bulk |
---|
| 1903 | |
---|
| 1904 | |
---|
[3274] | 1905 | ! needs preceeding allocation if array |
---|
| 1906 | ! CALL wrd_write_string( 'global_parameter' ) |
---|
| 1907 | ! WRITE ( 14 ) global_parameter |
---|
| 1908 | |
---|
| 1909 | ! IF ( ALLOCATED( inflow_damping_factor ) ) THEN |
---|
| 1910 | ! CALL wrd_write_string( 'inflow_damping_factor' ) |
---|
| 1911 | ! WRITE ( 14 ) inflow_damping_factor |
---|
| 1912 | ! ENDIF |
---|
| 1913 | |
---|
| 1914 | |
---|
| 1915 | END SUBROUTINE bcm_wrd_global |
---|
| 1916 | |
---|
| 1917 | |
---|
| 1918 | !------------------------------------------------------------------------------! |
---|
| 1919 | ! Description: |
---|
| 1920 | ! ------------ |
---|
[3383] | 1921 | !> This routine writes the respective restart data for the bulk cloud module. |
---|
[3274] | 1922 | !------------------------------------------------------------------------------! |
---|
| 1923 | SUBROUTINE bcm_wrd_local |
---|
| 1924 | |
---|
| 1925 | |
---|
| 1926 | IMPLICIT NONE |
---|
| 1927 | |
---|
| 1928 | IF ( ALLOCATED( prr ) ) THEN |
---|
| 1929 | CALL wrd_write_string( 'prr' ) |
---|
| 1930 | WRITE ( 14 ) prr |
---|
| 1931 | ENDIF |
---|
| 1932 | |
---|
| 1933 | IF ( ALLOCATED( prr_av ) ) THEN |
---|
| 1934 | CALL wrd_write_string( 'prr_av' ) |
---|
| 1935 | WRITE ( 14 ) prr_av |
---|
| 1936 | ENDIF |
---|
| 1937 | |
---|
| 1938 | IF ( ALLOCATED( precipitation_amount ) ) THEN |
---|
| 1939 | CALL wrd_write_string( 'precipitation_amount' ) |
---|
| 1940 | WRITE ( 14 ) precipitation_amount |
---|
| 1941 | ENDIF |
---|
| 1942 | |
---|
| 1943 | CALL wrd_write_string( 'ql' ) |
---|
| 1944 | WRITE ( 14 ) ql |
---|
| 1945 | |
---|
| 1946 | IF ( ALLOCATED( ql_av ) ) THEN |
---|
| 1947 | CALL wrd_write_string( 'ql_av' ) |
---|
| 1948 | WRITE ( 14 ) ql_av |
---|
| 1949 | ENDIF |
---|
| 1950 | |
---|
| 1951 | CALL wrd_write_string( 'qc' ) |
---|
| 1952 | WRITE ( 14 ) qc |
---|
| 1953 | |
---|
| 1954 | IF ( ALLOCATED( qc_av ) ) THEN |
---|
| 1955 | CALL wrd_write_string( 'qc_av' ) |
---|
| 1956 | WRITE ( 14 ) qc_av |
---|
| 1957 | ENDIF |
---|
| 1958 | |
---|
| 1959 | IF ( microphysics_morrison ) THEN |
---|
| 1960 | |
---|
| 1961 | CALL wrd_write_string( 'nc' ) |
---|
| 1962 | WRITE ( 14 ) nc |
---|
| 1963 | |
---|
| 1964 | IF ( ALLOCATED( nc_av ) ) THEN |
---|
| 1965 | CALL wrd_write_string( 'nc_av' ) |
---|
| 1966 | WRITE ( 14 ) nc_av |
---|
| 1967 | ENDIF |
---|
| 1968 | |
---|
| 1969 | ENDIF |
---|
| 1970 | |
---|
| 1971 | IF ( microphysics_seifert ) THEN |
---|
| 1972 | |
---|
| 1973 | CALL wrd_write_string( 'nr' ) |
---|
| 1974 | WRITE ( 14 ) nr |
---|
| 1975 | |
---|
| 1976 | IF ( ALLOCATED( nr_av ) ) THEN |
---|
| 1977 | CALL wrd_write_string( 'nr_av' ) |
---|
| 1978 | WRITE ( 14 ) nr_av |
---|
| 1979 | ENDIF |
---|
| 1980 | |
---|
| 1981 | CALL wrd_write_string( 'qr' ) |
---|
| 1982 | WRITE ( 14 ) qr |
---|
| 1983 | |
---|
| 1984 | IF ( ALLOCATED( qr_av ) ) THEN |
---|
| 1985 | CALL wrd_write_string( 'qr_av' ) |
---|
| 1986 | WRITE ( 14 ) qr_av |
---|
| 1987 | ENDIF |
---|
| 1988 | |
---|
| 1989 | ENDIF |
---|
| 1990 | |
---|
| 1991 | |
---|
| 1992 | END SUBROUTINE bcm_wrd_local |
---|
| 1993 | |
---|
| 1994 | |
---|
| 1995 | !------------------------------------------------------------------------------! |
---|
| 1996 | ! Description: |
---|
| 1997 | ! ------------ |
---|
| 1998 | !> Control of microphysics for all grid points |
---|
| 1999 | !------------------------------------------------------------------------------! |
---|
| 2000 | SUBROUTINE bcm_actions |
---|
| 2001 | |
---|
| 2002 | IMPLICIT NONE |
---|
| 2003 | |
---|
| 2004 | IF ( large_scale_forcing .AND. lsf_surf ) THEN |
---|
| 2005 | ! |
---|
| 2006 | !-- Calculate vertical profile of the hydrostatic pressure (hyp) |
---|
| 2007 | hyp = barometric_formula(zu, pt_surface * exner_function(surface_pressure * 100.0_wp), surface_pressure * 100.0_wp) |
---|
| 2008 | d_exner = exner_function_invers(hyp) |
---|
| 2009 | exner = 1.0_wp / exner_function_invers(hyp) |
---|
| 2010 | hyrho = ideal_gas_law_rho_pt(hyp, pt_init) |
---|
| 2011 | ! |
---|
| 2012 | !-- Compute reference density |
---|
| 2013 | rho_surface = ideal_gas_law_rho(surface_pressure * 100.0_wp, pt_surface * exner_function(surface_pressure * 100.0_wp)) |
---|
| 2014 | ENDIF |
---|
| 2015 | |
---|
| 2016 | ! |
---|
| 2017 | !-- Compute length of time step |
---|
| 2018 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 2019 | dt_micro = dt_3d * weight_pres(intermediate_timestep_count) |
---|
| 2020 | ELSE |
---|
| 2021 | dt_micro = dt_3d |
---|
| 2022 | ENDIF |
---|
| 2023 | |
---|
| 2024 | ! |
---|
| 2025 | !-- Reset precipitation rate |
---|
| 2026 | IF ( intermediate_timestep_count == 1 ) prr = 0.0_wp |
---|
| 2027 | |
---|
| 2028 | ! |
---|
| 2029 | !-- Compute cloud physics |
---|
| 2030 | IF ( microphysics_kessler ) THEN |
---|
| 2031 | |
---|
| 2032 | CALL autoconversion_kessler |
---|
| 2033 | IF ( cloud_water_sedimentation ) CALL sedimentation_cloud |
---|
| 2034 | |
---|
| 2035 | ELSEIF ( microphysics_seifert ) THEN |
---|
| 2036 | |
---|
| 2037 | CALL adjust_cloud |
---|
| 2038 | IF ( microphysics_morrison ) CALL activation |
---|
| 2039 | IF ( microphysics_morrison ) CALL condensation |
---|
| 2040 | CALL autoconversion |
---|
| 2041 | CALL accretion |
---|
| 2042 | CALL selfcollection_breakup |
---|
| 2043 | CALL evaporation_rain |
---|
| 2044 | CALL sedimentation_rain |
---|
| 2045 | IF ( cloud_water_sedimentation ) CALL sedimentation_cloud |
---|
| 2046 | |
---|
| 2047 | ENDIF |
---|
| 2048 | |
---|
| 2049 | CALL calc_precipitation_amount |
---|
| 2050 | |
---|
| 2051 | END SUBROUTINE bcm_actions |
---|
| 2052 | |
---|
| 2053 | !------------------------------------------------------------------------------! |
---|
| 2054 | ! Description: |
---|
| 2055 | ! ------------ |
---|
| 2056 | !> Adjust number of raindrops to avoid nonlinear effects in sedimentation and |
---|
| 2057 | !> evaporation of rain drops due to too small or too big weights |
---|
| 2058 | !> of rain drops (Stevens and Seifert, 2008). |
---|
| 2059 | !------------------------------------------------------------------------------! |
---|
| 2060 | SUBROUTINE adjust_cloud |
---|
| 2061 | |
---|
| 2062 | IMPLICIT NONE |
---|
| 2063 | |
---|
| 2064 | INTEGER(iwp) :: i !< |
---|
| 2065 | INTEGER(iwp) :: j !< |
---|
| 2066 | INTEGER(iwp) :: k !< |
---|
| 2067 | |
---|
| 2068 | REAL(wp) :: flag !< flag to indicate first grid level above |
---|
| 2069 | |
---|
[3724] | 2070 | CALL cpu_log( log_point_s(50), 'adjust_cloud', 'start' ) |
---|
[3274] | 2071 | |
---|
| 2072 | DO i = nxlg, nxrg |
---|
| 2073 | DO j = nysg, nyng |
---|
| 2074 | DO k = nzb+1, nzt |
---|
| 2075 | ! |
---|
| 2076 | !-- Predetermine flag to mask topography |
---|
| 2077 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2078 | |
---|
| 2079 | IF ( qr(k,j,i) <= eps_sb ) THEN |
---|
| 2080 | qr(k,j,i) = 0.0_wp |
---|
| 2081 | nr(k,j,i) = 0.0_wp |
---|
| 2082 | ELSE |
---|
| 2083 | IF ( nr(k,j,i) * xrmin > qr(k,j,i) * hyrho(k) ) THEN |
---|
| 2084 | nr(k,j,i) = qr(k,j,i) * hyrho(k) / xrmin * flag |
---|
| 2085 | ELSEIF ( nr(k,j,i) * xrmax < qr(k,j,i) * hyrho(k) ) THEN |
---|
| 2086 | nr(k,j,i) = qr(k,j,i) * hyrho(k) / xrmax * flag |
---|
| 2087 | ENDIF |
---|
| 2088 | ENDIF |
---|
| 2089 | |
---|
| 2090 | IF ( microphysics_morrison ) THEN |
---|
| 2091 | IF ( qc(k,j,i) <= eps_sb ) THEN |
---|
| 2092 | qc(k,j,i) = 0.0_wp |
---|
| 2093 | nc(k,j,i) = 0.0_wp |
---|
| 2094 | ELSE |
---|
| 2095 | IF ( nc(k,j,i) * xcmin > qc(k,j,i) * hyrho(k) ) THEN |
---|
| 2096 | nc(k,j,i) = qc(k,j,i) * hyrho(k) / xcmin * flag |
---|
| 2097 | ENDIF |
---|
| 2098 | ENDIF |
---|
| 2099 | ENDIF |
---|
| 2100 | |
---|
| 2101 | ENDDO |
---|
| 2102 | ENDDO |
---|
| 2103 | ENDDO |
---|
| 2104 | |
---|
[3724] | 2105 | CALL cpu_log( log_point_s(50), 'adjust_cloud', 'stop' ) |
---|
[3274] | 2106 | |
---|
| 2107 | END SUBROUTINE adjust_cloud |
---|
| 2108 | |
---|
| 2109 | !------------------------------------------------------------------------------! |
---|
| 2110 | ! Description: |
---|
| 2111 | ! ------------ |
---|
| 2112 | !> Calculate number of activated condensation nucleii after simple activation |
---|
| 2113 | !> scheme of Twomey, 1959. |
---|
| 2114 | !------------------------------------------------------------------------------! |
---|
| 2115 | SUBROUTINE activation |
---|
| 2116 | |
---|
| 2117 | IMPLICIT NONE |
---|
| 2118 | |
---|
| 2119 | INTEGER(iwp) :: i !< |
---|
| 2120 | INTEGER(iwp) :: j !< |
---|
| 2121 | INTEGER(iwp) :: k !< |
---|
| 2122 | |
---|
| 2123 | REAL(wp) :: activ !< |
---|
| 2124 | REAL(wp) :: afactor !< |
---|
| 2125 | REAL(wp) :: beta_act !< |
---|
| 2126 | REAL(wp) :: bfactor !< |
---|
| 2127 | REAL(wp) :: k_act !< |
---|
| 2128 | REAL(wp) :: n_act !< |
---|
| 2129 | REAL(wp) :: n_ccn !< |
---|
| 2130 | REAL(wp) :: s_0 !< |
---|
| 2131 | REAL(wp) :: sat_max !< |
---|
| 2132 | REAL(wp) :: sigma !< |
---|
| 2133 | REAL(wp) :: sigma_act !< |
---|
| 2134 | |
---|
| 2135 | REAL(wp) :: flag !< flag to indicate first grid level above |
---|
| 2136 | |
---|
| 2137 | CALL cpu_log( log_point_s(65), 'activation', 'start' ) |
---|
| 2138 | |
---|
| 2139 | DO i = nxlg, nxrg |
---|
| 2140 | DO j = nysg, nyng |
---|
| 2141 | DO k = nzb+1, nzt |
---|
| 2142 | ! |
---|
| 2143 | !-- Predetermine flag to mask topography |
---|
| 2144 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2145 | |
---|
| 2146 | ! |
---|
[3445] | 2147 | !-- Call calculation of supersaturation located in subroutine |
---|
[3274] | 2148 | CALL supersaturation ( i, j, k ) |
---|
| 2149 | ! |
---|
| 2150 | !-- Prescribe parameters for activation |
---|
| 2151 | !-- (see: Bott + Trautmann, 2002, Atm. Res., 64) |
---|
| 2152 | k_act = 0.7_wp |
---|
| 2153 | activ = 0.0_wp |
---|
| 2154 | |
---|
| 2155 | |
---|
| 2156 | IF ( sat > 0.0 .AND. .NOT. curvature_solution_effects_bulk ) THEN |
---|
| 2157 | ! |
---|
| 2158 | !-- Compute the number of activated Aerosols |
---|
| 2159 | !-- (see: Twomey, 1959, Pure and applied Geophysics, 43) |
---|
| 2160 | n_act = na_init * sat**k_act |
---|
| 2161 | ! |
---|
| 2162 | !-- Compute the number of cloud droplets |
---|
| 2163 | !-- (see: Morrison + Grabowski, 2007, JAS, 64) |
---|
| 2164 | ! activ = MAX( n_act - nc(k,j,i), 0.0_wp) / dt_micro |
---|
| 2165 | |
---|
| 2166 | ! |
---|
| 2167 | !-- Compute activation rate after Khairoutdinov and Kogan |
---|
| 2168 | !-- (see: Khairoutdinov + Kogan, 2000, Mon. Wea. Rev., 128) |
---|
| 2169 | sat_max = 1.0_wp / 100.0_wp |
---|
| 2170 | activ = MAX( 0.0_wp, ( (na_init + nc(k,j,i) ) * MIN & |
---|
| 2171 | ( 1.0_wp, ( sat / sat_max )**k_act) - nc(k,j,i) ) ) / & |
---|
| 2172 | dt_micro |
---|
| 2173 | ELSEIF ( sat > 0.0 .AND. curvature_solution_effects_bulk ) THEN |
---|
| 2174 | ! |
---|
| 2175 | !-- Curvature effect (afactor) with surface tension |
---|
| 2176 | !-- parameterization by Straka (2009) |
---|
| 2177 | sigma = 0.0761_wp - 0.000155_wp * ( t_l - 273.15_wp ) |
---|
| 2178 | afactor = 2.0_wp * sigma / ( rho_l * r_v * t_l ) |
---|
| 2179 | ! |
---|
| 2180 | !-- Solute effect (bfactor) |
---|
| 2181 | bfactor = vanthoff * molecular_weight_of_water * & |
---|
| 2182 | rho_s / ( molecular_weight_of_solute * rho_l ) |
---|
| 2183 | |
---|
| 2184 | ! |
---|
| 2185 | !-- Prescribe power index that describes the soluble fraction |
---|
| 2186 | !-- of an aerosol particle (beta) |
---|
| 2187 | !-- (see: Morrison + Grabowski, 2007, JAS, 64) |
---|
| 2188 | beta_act = 0.5_wp |
---|
| 2189 | sigma_act = sigma_bulk**( 1.0_wp + beta_act ) |
---|
| 2190 | ! |
---|
| 2191 | !-- Calculate mean geometric supersaturation (s_0) with |
---|
| 2192 | !-- parameterization by Khvorostyanov and Curry (2006) |
---|
| 2193 | s_0 = dry_aerosol_radius **(- ( 1.0_wp + beta_act ) ) * & |
---|
| 2194 | ( 4.0_wp * afactor**3 / ( 27.0_wp * bfactor ) )**0.5_wp |
---|
| 2195 | |
---|
| 2196 | ! |
---|
| 2197 | !-- Calculate number of activated CCN as a function of |
---|
| 2198 | !-- supersaturation and taking Koehler theory into account |
---|
| 2199 | !-- (see: Khvorostyanov + Curry, 2006, J. Geo. Res., 111) |
---|
| 2200 | n_ccn = ( na_init / 2.0_wp ) * ( 1.0_wp - ERF( & |
---|
| 2201 | LOG( s_0 / sat ) / ( SQRT(2.0_wp) * LOG(sigma_act) ) ) ) |
---|
| 2202 | activ = MAX( ( n_ccn - nc(k,j,i) ) / dt_micro, 0.0_wp ) |
---|
| 2203 | ENDIF |
---|
| 2204 | |
---|
| 2205 | nc(k,j,i) = MIN( (nc(k,j,i) + activ * dt_micro * flag), na_init) |
---|
| 2206 | |
---|
| 2207 | ENDDO |
---|
| 2208 | ENDDO |
---|
| 2209 | ENDDO |
---|
| 2210 | |
---|
| 2211 | CALL cpu_log( log_point_s(65), 'activation', 'stop' ) |
---|
| 2212 | |
---|
| 2213 | END SUBROUTINE activation |
---|
| 2214 | |
---|
| 2215 | |
---|
| 2216 | !------------------------------------------------------------------------------! |
---|
| 2217 | ! Description: |
---|
| 2218 | ! ------------ |
---|
| 2219 | !> Calculate condensation rate for cloud water content (after Khairoutdinov and |
---|
| 2220 | !> Kogan, 2000). |
---|
| 2221 | !------------------------------------------------------------------------------! |
---|
| 2222 | SUBROUTINE condensation |
---|
| 2223 | |
---|
| 2224 | IMPLICIT NONE |
---|
| 2225 | |
---|
| 2226 | INTEGER(iwp) :: i !< |
---|
| 2227 | INTEGER(iwp) :: j !< |
---|
| 2228 | INTEGER(iwp) :: k !< |
---|
| 2229 | |
---|
| 2230 | REAL(wp) :: cond !< |
---|
| 2231 | REAL(wp) :: cond_max !< |
---|
| 2232 | REAL(wp) :: dc !< |
---|
| 2233 | REAL(wp) :: evap !< |
---|
| 2234 | REAL(wp) :: g_fac !< |
---|
| 2235 | REAL(wp) :: nc_0 !< |
---|
| 2236 | REAL(wp) :: temp !< |
---|
| 2237 | REAL(wp) :: xc !< |
---|
| 2238 | |
---|
| 2239 | REAL(wp) :: flag !< flag to indicate first grid level above |
---|
| 2240 | |
---|
| 2241 | CALL cpu_log( log_point_s(66), 'condensation', 'start' ) |
---|
| 2242 | |
---|
| 2243 | DO i = nxlg, nxrg |
---|
| 2244 | DO j = nysg, nyng |
---|
| 2245 | DO k = nzb+1, nzt |
---|
| 2246 | ! |
---|
| 2247 | !-- Predetermine flag to mask topography |
---|
| 2248 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2249 | ! |
---|
[3445] | 2250 | !-- Call calculation of supersaturation |
---|
[3274] | 2251 | CALL supersaturation ( i, j, k ) |
---|
| 2252 | ! |
---|
| 2253 | !-- Actual temperature: |
---|
| 2254 | temp = t_l + lv_d_cp * ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 2255 | |
---|
| 2256 | g_fac = 1.0_wp / ( ( l_v / ( r_v * temp ) - 1.0_wp ) * & |
---|
| 2257 | l_v / ( thermal_conductivity_l * temp ) & |
---|
| 2258 | + r_v * temp / ( diff_coeff_l * e_s ) & |
---|
| 2259 | ) |
---|
| 2260 | ! |
---|
| 2261 | !-- Mean weight of cloud drops |
---|
| 2262 | IF ( nc(k,j,i) <= 0.0_wp) CYCLE |
---|
| 2263 | xc = MAX( (hyrho(k) * qc(k,j,i) / nc(k,j,i)), xcmin) |
---|
| 2264 | ! |
---|
| 2265 | !-- Weight averaged diameter of cloud drops: |
---|
| 2266 | dc = ( xc * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 2267 | ! |
---|
| 2268 | !-- Integral diameter of cloud drops |
---|
| 2269 | nc_0 = nc(k,j,i) * dc |
---|
| 2270 | ! |
---|
| 2271 | !-- Condensation needs only to be calculated in supersaturated regions |
---|
| 2272 | IF ( sat > 0.0_wp ) THEN |
---|
| 2273 | ! |
---|
| 2274 | !-- Condensation rate of cloud water content |
---|
| 2275 | !-- after KK scheme. |
---|
| 2276 | !-- (see: Khairoutdinov + Kogan, 2000, Mon. Wea. Rev.,128) |
---|
| 2277 | cond = 2.0_wp * pi * nc_0 * g_fac * sat / hyrho(k) |
---|
| 2278 | cond_max = q(k,j,i) - q_s - qc(k,j,i) - qr(k,j,i) |
---|
| 2279 | cond = MIN( cond, cond_max / dt_micro ) |
---|
| 2280 | |
---|
| 2281 | qc(k,j,i) = qc(k,j,i) + cond * dt_micro * flag |
---|
| 2282 | ELSEIF ( sat < 0.0_wp ) THEN |
---|
| 2283 | evap = 2.0_wp * pi * nc_0 * g_fac * sat / hyrho(k) |
---|
| 2284 | evap = MAX( evap, -qc(k,j,i) / dt_micro ) |
---|
| 2285 | |
---|
| 2286 | qc(k,j,i) = qc(k,j,i) + evap * dt_micro * flag |
---|
| 2287 | ENDIF |
---|
| 2288 | IF ( nc(k,j,i) * xcmin > qc(k,j,i) * hyrho(k) ) THEN |
---|
| 2289 | nc(k,j,i) = qc(k,j,i) * hyrho(k) / xcmin |
---|
| 2290 | ENDIF |
---|
| 2291 | ENDDO |
---|
| 2292 | ENDDO |
---|
| 2293 | ENDDO |
---|
| 2294 | |
---|
| 2295 | CALL cpu_log( log_point_s(66), 'condensation', 'stop' ) |
---|
| 2296 | |
---|
| 2297 | END SUBROUTINE condensation |
---|
| 2298 | |
---|
| 2299 | |
---|
| 2300 | !------------------------------------------------------------------------------! |
---|
| 2301 | ! Description: |
---|
| 2302 | ! ------------ |
---|
| 2303 | !> Autoconversion rate (Seifert and Beheng, 2006). |
---|
| 2304 | !------------------------------------------------------------------------------! |
---|
| 2305 | SUBROUTINE autoconversion |
---|
| 2306 | |
---|
| 2307 | IMPLICIT NONE |
---|
| 2308 | |
---|
| 2309 | INTEGER(iwp) :: i !< |
---|
| 2310 | INTEGER(iwp) :: j !< |
---|
| 2311 | INTEGER(iwp) :: k !< |
---|
| 2312 | |
---|
| 2313 | REAL(wp) :: alpha_cc !< |
---|
| 2314 | REAL(wp) :: autocon !< |
---|
| 2315 | REAL(wp) :: dissipation !< |
---|
| 2316 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2317 | REAL(wp) :: k_au !< |
---|
| 2318 | REAL(wp) :: l_mix !< |
---|
| 2319 | REAL(wp) :: nc_auto !< |
---|
| 2320 | REAL(wp) :: nu_c !< |
---|
| 2321 | REAL(wp) :: phi_au !< |
---|
| 2322 | REAL(wp) :: r_cc !< |
---|
| 2323 | REAL(wp) :: rc !< |
---|
| 2324 | REAL(wp) :: re_lambda !< |
---|
| 2325 | REAL(wp) :: sigma_cc !< |
---|
| 2326 | REAL(wp) :: tau_cloud !< |
---|
| 2327 | REAL(wp) :: xc !< |
---|
| 2328 | |
---|
[3724] | 2329 | CALL cpu_log( log_point_s(47), 'autoconversion', 'start' ) |
---|
[3274] | 2330 | |
---|
| 2331 | DO i = nxlg, nxrg |
---|
| 2332 | DO j = nysg, nyng |
---|
| 2333 | DO k = nzb+1, nzt |
---|
| 2334 | ! |
---|
| 2335 | !-- Predetermine flag to mask topography |
---|
| 2336 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2337 | |
---|
| 2338 | IF ( microphysics_morrison ) THEN |
---|
| 2339 | nc_auto = nc(k,j,i) |
---|
| 2340 | ELSE |
---|
| 2341 | nc_auto = nc_const |
---|
| 2342 | ENDIF |
---|
| 2343 | |
---|
| 2344 | IF ( qc(k,j,i) > eps_sb .AND. nc_auto > eps_mr ) THEN |
---|
| 2345 | |
---|
| 2346 | k_au = k_cc / ( 20.0_wp * x0 ) |
---|
| 2347 | ! |
---|
| 2348 | !-- Intern time scale of coagulation (Seifert and Beheng, 2006): |
---|
| 2349 | !-- (1.0_wp - qc(k,j,i) / ( qc(k,j,i) + qr(k,j,i) )) |
---|
| 2350 | tau_cloud = MAX( 1.0_wp - qc(k,j,i) / ( qr(k,j,i) + & |
---|
| 2351 | qc(k,j,i) ), 0.0_wp ) |
---|
| 2352 | ! |
---|
| 2353 | !-- Universal function for autoconversion process |
---|
| 2354 | !-- (Seifert and Beheng, 2006): |
---|
| 2355 | phi_au = 600.0_wp * tau_cloud**0.68_wp * & |
---|
| 2356 | ( 1.0_wp - tau_cloud**0.68_wp )**3 |
---|
| 2357 | ! |
---|
| 2358 | !-- Shape parameter of gamma distribution (Geoffroy et al., 2010): |
---|
| 2359 | !-- (Use constant nu_c = 1.0_wp instead?) |
---|
| 2360 | nu_c = 1.0_wp !MAX( 0.0_wp, 1580.0_wp * hyrho(k) * qc(k,j,i) - 0.28_wp ) |
---|
| 2361 | ! |
---|
| 2362 | !-- Mean weight of cloud droplets: |
---|
| 2363 | xc = MAX( hyrho(k) * qc(k,j,i) / nc_auto, xcmin) |
---|
| 2364 | ! |
---|
| 2365 | !-- Parameterized turbulence effects on autoconversion (Seifert, |
---|
| 2366 | !-- Nuijens and Stevens, 2010) |
---|
| 2367 | IF ( collision_turbulence ) THEN |
---|
| 2368 | ! |
---|
| 2369 | !-- Weight averaged radius of cloud droplets: |
---|
| 2370 | rc = 0.5_wp * ( xc * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 2371 | |
---|
| 2372 | alpha_cc = ( a_1 + a_2 * nu_c ) / ( 1.0_wp + a_3 * nu_c ) |
---|
| 2373 | r_cc = ( b_1 + b_2 * nu_c ) / ( 1.0_wp + b_3 * nu_c ) |
---|
| 2374 | sigma_cc = ( c_1 + c_2 * nu_c ) / ( 1.0_wp + c_3 * nu_c ) |
---|
| 2375 | ! |
---|
| 2376 | !-- Mixing length (neglecting distance to ground and |
---|
| 2377 | !-- stratification) |
---|
| 2378 | l_mix = ( dx * dy * dzu(k) )**( 1.0_wp / 3.0_wp ) |
---|
| 2379 | ! |
---|
| 2380 | !-- Limit dissipation rate according to Seifert, Nuijens and |
---|
| 2381 | !-- Stevens (2010) |
---|
| 2382 | dissipation = MIN( 0.06_wp, diss(k,j,i) ) |
---|
| 2383 | ! |
---|
| 2384 | !-- Compute Taylor-microscale Reynolds number: |
---|
| 2385 | re_lambda = 6.0_wp / 11.0_wp * & |
---|
| 2386 | ( l_mix / c_const )**( 2.0_wp / 3.0_wp ) * & |
---|
| 2387 | SQRT( 15.0_wp / kin_vis_air ) * & |
---|
| 2388 | dissipation**( 1.0_wp / 6.0_wp ) |
---|
| 2389 | ! |
---|
| 2390 | !-- The factor of 1.0E4 is needed to convert the dissipation |
---|
| 2391 | !-- rate from m2 s-3 to cm2 s-3. |
---|
| 2392 | k_au = k_au * ( 1.0_wp + & |
---|
| 2393 | dissipation * 1.0E4_wp * & |
---|
| 2394 | ( re_lambda * 1.0E-3_wp )**0.25_wp * & |
---|
| 2395 | ( alpha_cc * EXP( -1.0_wp * ( ( rc - & |
---|
| 2396 | r_cc ) / & |
---|
| 2397 | sigma_cc )**2 & |
---|
| 2398 | ) + beta_cc & |
---|
| 2399 | ) & |
---|
| 2400 | ) |
---|
| 2401 | ENDIF |
---|
| 2402 | ! |
---|
| 2403 | !-- Autoconversion rate (Seifert and Beheng, 2006): |
---|
| 2404 | autocon = k_au * ( nu_c + 2.0_wp ) * ( nu_c + 4.0_wp ) / & |
---|
| 2405 | ( nu_c + 1.0_wp )**2 * qc(k,j,i)**2 * xc**2 * & |
---|
| 2406 | ( 1.0_wp + phi_au / ( 1.0_wp - tau_cloud )**2 ) * & |
---|
| 2407 | rho_surface |
---|
| 2408 | autocon = MIN( autocon, qc(k,j,i) / dt_micro ) |
---|
| 2409 | |
---|
| 2410 | qr(k,j,i) = qr(k,j,i) + autocon * dt_micro * flag |
---|
| 2411 | qc(k,j,i) = qc(k,j,i) - autocon * dt_micro * flag |
---|
| 2412 | nr(k,j,i) = nr(k,j,i) + autocon / x0 * hyrho(k) * dt_micro & |
---|
| 2413 | * flag |
---|
| 2414 | IF ( microphysics_morrison ) THEN |
---|
| 2415 | nc(k,j,i) = nc(k,j,i) - MIN( nc(k,j,i), 2.0_wp * & |
---|
| 2416 | autocon / x0 * hyrho(k) * dt_micro * flag ) |
---|
| 2417 | ENDIF |
---|
| 2418 | |
---|
| 2419 | ENDIF |
---|
| 2420 | |
---|
| 2421 | ENDDO |
---|
| 2422 | ENDDO |
---|
| 2423 | ENDDO |
---|
| 2424 | |
---|
[3724] | 2425 | CALL cpu_log( log_point_s(47), 'autoconversion', 'stop' ) |
---|
[3274] | 2426 | |
---|
| 2427 | END SUBROUTINE autoconversion |
---|
| 2428 | |
---|
| 2429 | |
---|
| 2430 | !------------------------------------------------------------------------------! |
---|
| 2431 | ! Description: |
---|
| 2432 | ! ------------ |
---|
| 2433 | !> Autoconversion process (Kessler, 1969). |
---|
| 2434 | !------------------------------------------------------------------------------! |
---|
| 2435 | SUBROUTINE autoconversion_kessler |
---|
| 2436 | |
---|
| 2437 | |
---|
| 2438 | IMPLICIT NONE |
---|
| 2439 | |
---|
| 2440 | INTEGER(iwp) :: i !< |
---|
| 2441 | INTEGER(iwp) :: j !< |
---|
| 2442 | INTEGER(iwp) :: k !< |
---|
| 2443 | INTEGER(iwp) :: k_wall !< topgraphy top index |
---|
| 2444 | |
---|
| 2445 | REAL(wp) :: dqdt_precip !< |
---|
| 2446 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2447 | |
---|
| 2448 | DO i = nxlg, nxrg |
---|
| 2449 | DO j = nysg, nyng |
---|
| 2450 | ! |
---|
| 2451 | !-- Determine vertical index of topography top |
---|
| 2452 | k_wall = get_topography_top_index_ji( j, i, 's' ) |
---|
| 2453 | DO k = nzb+1, nzt |
---|
| 2454 | ! |
---|
| 2455 | !-- Predetermine flag to mask topography |
---|
| 2456 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2457 | |
---|
| 2458 | IF ( qc(k,j,i) > ql_crit ) THEN |
---|
| 2459 | dqdt_precip = prec_time_const * ( qc(k,j,i) - ql_crit ) |
---|
| 2460 | ELSE |
---|
| 2461 | dqdt_precip = 0.0_wp |
---|
| 2462 | ENDIF |
---|
| 2463 | |
---|
| 2464 | qc(k,j,i) = qc(k,j,i) - dqdt_precip * dt_micro * flag |
---|
| 2465 | q(k,j,i) = q(k,j,i) - dqdt_precip * dt_micro * flag |
---|
| 2466 | pt(k,j,i) = pt(k,j,i) + dqdt_precip * dt_micro * lv_d_cp * & |
---|
| 2467 | d_exner(k) * flag |
---|
| 2468 | |
---|
| 2469 | ! |
---|
| 2470 | !-- Compute the rain rate (stored on surface grid point) |
---|
| 2471 | prr(k_wall,j,i) = prr(k_wall,j,i) + dqdt_precip * dzw(k) * flag |
---|
| 2472 | |
---|
| 2473 | ENDDO |
---|
| 2474 | ENDDO |
---|
| 2475 | ENDDO |
---|
| 2476 | |
---|
| 2477 | END SUBROUTINE autoconversion_kessler |
---|
| 2478 | |
---|
| 2479 | |
---|
| 2480 | !------------------------------------------------------------------------------! |
---|
| 2481 | ! Description: |
---|
| 2482 | ! ------------ |
---|
| 2483 | !> Accretion rate (Seifert and Beheng, 2006). |
---|
| 2484 | !------------------------------------------------------------------------------! |
---|
| 2485 | SUBROUTINE accretion |
---|
| 2486 | |
---|
| 2487 | IMPLICIT NONE |
---|
| 2488 | |
---|
| 2489 | INTEGER(iwp) :: i !< |
---|
| 2490 | INTEGER(iwp) :: j !< |
---|
| 2491 | INTEGER(iwp) :: k !< |
---|
| 2492 | |
---|
| 2493 | REAL(wp) :: accr !< |
---|
| 2494 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2495 | REAL(wp) :: k_cr !< |
---|
| 2496 | REAL(wp) :: nc_accr !< |
---|
| 2497 | REAL(wp) :: phi_ac !< |
---|
| 2498 | REAL(wp) :: tau_cloud !< |
---|
| 2499 | REAL(wp) :: xc !< |
---|
| 2500 | |
---|
| 2501 | |
---|
| 2502 | CALL cpu_log( log_point_s(56), 'accretion', 'start' ) |
---|
| 2503 | |
---|
| 2504 | DO i = nxlg, nxrg |
---|
| 2505 | DO j = nysg, nyng |
---|
| 2506 | DO k = nzb+1, nzt |
---|
| 2507 | ! |
---|
| 2508 | !-- Predetermine flag to mask topography |
---|
| 2509 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2510 | |
---|
| 2511 | IF ( microphysics_morrison ) THEN |
---|
| 2512 | nc_accr = nc(k,j,i) |
---|
| 2513 | ELSE |
---|
| 2514 | nc_accr = nc_const |
---|
| 2515 | ENDIF |
---|
| 2516 | |
---|
| 2517 | IF ( ( qc(k,j,i) > eps_sb ) .AND. ( qr(k,j,i) > eps_sb ) & |
---|
| 2518 | .AND. ( nc_accr > eps_mr ) ) THEN |
---|
| 2519 | ! |
---|
| 2520 | !-- Intern time scale of coagulation (Seifert and Beheng, 2006): |
---|
| 2521 | tau_cloud = 1.0_wp - qc(k,j,i) / ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 2522 | ! |
---|
| 2523 | !-- Universal function for accretion process (Seifert and |
---|
| 2524 | !-- Beheng, 2001): |
---|
| 2525 | phi_ac = ( tau_cloud / ( tau_cloud + 5.0E-5_wp ) )**4 |
---|
| 2526 | |
---|
| 2527 | ! |
---|
| 2528 | !-- Mean weight of cloud drops |
---|
| 2529 | xc = MAX( (hyrho(k) * qc(k,j,i) / nc_accr), xcmin) |
---|
| 2530 | ! |
---|
| 2531 | !-- Parameterized turbulence effects on autoconversion (Seifert, |
---|
| 2532 | !-- Nuijens and Stevens, 2010). The factor of 1.0E4 is needed to |
---|
| 2533 | !-- convert the dissipation rate (diss) from m2 s-3 to cm2 s-3. |
---|
| 2534 | IF ( collision_turbulence ) THEN |
---|
| 2535 | k_cr = k_cr0 * ( 1.0_wp + 0.05_wp * & |
---|
| 2536 | MIN( 600.0_wp, & |
---|
| 2537 | diss(k,j,i) * 1.0E4_wp )**0.25_wp & |
---|
| 2538 | ) |
---|
| 2539 | ELSE |
---|
| 2540 | k_cr = k_cr0 |
---|
| 2541 | ENDIF |
---|
| 2542 | ! |
---|
| 2543 | !-- Accretion rate (Seifert and Beheng, 2006): |
---|
| 2544 | accr = k_cr * qc(k,j,i) * qr(k,j,i) * phi_ac * & |
---|
| 2545 | SQRT( rho_surface * hyrho(k) ) |
---|
| 2546 | accr = MIN( accr, qc(k,j,i) / dt_micro ) |
---|
| 2547 | |
---|
| 2548 | qr(k,j,i) = qr(k,j,i) + accr * dt_micro * flag |
---|
| 2549 | qc(k,j,i) = qc(k,j,i) - accr * dt_micro * flag |
---|
| 2550 | IF ( microphysics_morrison ) THEN |
---|
| 2551 | nc(k,j,i) = nc(k,j,i) - MIN( nc(k,j,i), & |
---|
| 2552 | accr / xc * hyrho(k) * dt_micro * flag) |
---|
| 2553 | ENDIF |
---|
| 2554 | |
---|
| 2555 | ENDIF |
---|
| 2556 | |
---|
| 2557 | ENDDO |
---|
| 2558 | ENDDO |
---|
| 2559 | ENDDO |
---|
| 2560 | |
---|
| 2561 | CALL cpu_log( log_point_s(56), 'accretion', 'stop' ) |
---|
| 2562 | |
---|
| 2563 | END SUBROUTINE accretion |
---|
| 2564 | |
---|
| 2565 | |
---|
| 2566 | !------------------------------------------------------------------------------! |
---|
| 2567 | ! Description: |
---|
| 2568 | ! ------------ |
---|
| 2569 | !> Collisional breakup rate (Seifert, 2008). |
---|
| 2570 | !------------------------------------------------------------------------------! |
---|
| 2571 | SUBROUTINE selfcollection_breakup |
---|
| 2572 | |
---|
| 2573 | IMPLICIT NONE |
---|
| 2574 | |
---|
| 2575 | INTEGER(iwp) :: i !< |
---|
| 2576 | INTEGER(iwp) :: j !< |
---|
| 2577 | INTEGER(iwp) :: k !< |
---|
| 2578 | |
---|
| 2579 | REAL(wp) :: breakup !< |
---|
| 2580 | REAL(wp) :: dr !< |
---|
| 2581 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2582 | REAL(wp) :: phi_br !< |
---|
| 2583 | REAL(wp) :: selfcoll !< |
---|
| 2584 | |
---|
| 2585 | CALL cpu_log( log_point_s(57), 'selfcollection', 'start' ) |
---|
| 2586 | |
---|
| 2587 | DO i = nxlg, nxrg |
---|
| 2588 | DO j = nysg, nyng |
---|
| 2589 | DO k = nzb+1, nzt |
---|
| 2590 | ! |
---|
| 2591 | !-- Predetermine flag to mask topography |
---|
| 2592 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2593 | |
---|
| 2594 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 2595 | ! |
---|
| 2596 | !-- Selfcollection rate (Seifert and Beheng, 2001): |
---|
| 2597 | selfcoll = k_rr * nr(k,j,i) * qr(k,j,i) * & |
---|
| 2598 | SQRT( hyrho(k) * rho_surface ) |
---|
| 2599 | ! |
---|
| 2600 | !-- Weight averaged diameter of rain drops: |
---|
| 2601 | dr = ( hyrho(k) * qr(k,j,i) / & |
---|
| 2602 | nr(k,j,i) * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 2603 | ! |
---|
| 2604 | !-- Collisional breakup rate (Seifert, 2008): |
---|
| 2605 | IF ( dr >= 0.3E-3_wp ) THEN |
---|
| 2606 | phi_br = k_br * ( dr - 1.1E-3_wp ) |
---|
| 2607 | breakup = selfcoll * ( phi_br + 1.0_wp ) |
---|
| 2608 | ELSE |
---|
| 2609 | breakup = 0.0_wp |
---|
| 2610 | ENDIF |
---|
| 2611 | |
---|
| 2612 | selfcoll = MAX( breakup - selfcoll, -nr(k,j,i) / dt_micro ) |
---|
| 2613 | nr(k,j,i) = nr(k,j,i) + selfcoll * dt_micro * flag |
---|
| 2614 | |
---|
| 2615 | ENDIF |
---|
| 2616 | ENDDO |
---|
| 2617 | ENDDO |
---|
| 2618 | ENDDO |
---|
| 2619 | |
---|
| 2620 | CALL cpu_log( log_point_s(57), 'selfcollection', 'stop' ) |
---|
| 2621 | |
---|
| 2622 | END SUBROUTINE selfcollection_breakup |
---|
| 2623 | |
---|
| 2624 | |
---|
| 2625 | !------------------------------------------------------------------------------! |
---|
| 2626 | ! Description: |
---|
| 2627 | ! ------------ |
---|
| 2628 | !> Evaporation of precipitable water. Condensation is neglected for |
---|
| 2629 | !> precipitable water. |
---|
| 2630 | !------------------------------------------------------------------------------! |
---|
| 2631 | SUBROUTINE evaporation_rain |
---|
| 2632 | |
---|
| 2633 | IMPLICIT NONE |
---|
| 2634 | |
---|
| 2635 | INTEGER(iwp) :: i !< |
---|
| 2636 | INTEGER(iwp) :: j !< |
---|
| 2637 | INTEGER(iwp) :: k !< |
---|
| 2638 | |
---|
| 2639 | REAL(wp) :: dr !< |
---|
| 2640 | REAL(wp) :: evap !< |
---|
| 2641 | REAL(wp) :: evap_nr !< |
---|
| 2642 | REAL(wp) :: f_vent !< |
---|
| 2643 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2644 | REAL(wp) :: g_evap !< |
---|
| 2645 | REAL(wp) :: lambda_r !< |
---|
| 2646 | REAL(wp) :: mu_r !< |
---|
| 2647 | REAL(wp) :: mu_r_2 !< |
---|
| 2648 | REAL(wp) :: mu_r_5d2 !< |
---|
| 2649 | REAL(wp) :: nr_0 !< |
---|
| 2650 | REAL(wp) :: temp !< |
---|
| 2651 | REAL(wp) :: xr !< |
---|
| 2652 | |
---|
| 2653 | CALL cpu_log( log_point_s(58), 'evaporation', 'start' ) |
---|
| 2654 | |
---|
| 2655 | DO i = nxlg, nxrg |
---|
| 2656 | DO j = nysg, nyng |
---|
| 2657 | DO k = nzb+1, nzt |
---|
| 2658 | ! |
---|
| 2659 | !-- Predetermine flag to mask topography |
---|
| 2660 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2661 | |
---|
| 2662 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 2663 | |
---|
| 2664 | ! |
---|
[3445] | 2665 | !-- Call calculation of supersaturation |
---|
[3274] | 2666 | CALL supersaturation ( i, j, k ) |
---|
| 2667 | ! |
---|
| 2668 | !-- Evaporation needs only to be calculated in subsaturated regions |
---|
| 2669 | IF ( sat < 0.0_wp ) THEN |
---|
| 2670 | ! |
---|
| 2671 | !-- Actual temperature: |
---|
| 2672 | temp = t_l + lv_d_cp * ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 2673 | |
---|
| 2674 | g_evap = 1.0_wp / ( ( l_v / ( r_v * temp ) - 1.0_wp ) * & |
---|
| 2675 | l_v / ( thermal_conductivity_l * temp ) & |
---|
| 2676 | + r_v * temp / ( diff_coeff_l * e_s ) & |
---|
| 2677 | ) |
---|
| 2678 | ! |
---|
| 2679 | !-- Mean weight of rain drops |
---|
| 2680 | xr = hyrho(k) * qr(k,j,i) / nr(k,j,i) |
---|
| 2681 | ! |
---|
| 2682 | !-- Weight averaged diameter of rain drops: |
---|
| 2683 | dr = ( xr * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 2684 | ! |
---|
| 2685 | !-- Compute ventilation factor and intercept parameter |
---|
| 2686 | !-- (Seifert and Beheng, 2006; Seifert, 2008): |
---|
| 2687 | IF ( ventilation_effect ) THEN |
---|
| 2688 | ! |
---|
| 2689 | !-- Shape parameter of gamma distribution (Milbrandt and Yau, |
---|
| 2690 | !-- 2005; Stevens and Seifert, 2008): |
---|
| 2691 | mu_r = 10.0_wp * ( 1.0_wp + TANH( 1.2E3_wp * & |
---|
| 2692 | ( dr - 1.4E-3_wp ) ) ) |
---|
| 2693 | ! |
---|
| 2694 | !-- Slope parameter of gamma distribution (Seifert, 2008): |
---|
| 2695 | lambda_r = ( ( mu_r + 3.0_wp ) * ( mu_r + 2.0_wp ) * & |
---|
| 2696 | ( mu_r + 1.0_wp ) & |
---|
| 2697 | )**( 1.0_wp / 3.0_wp ) / dr |
---|
| 2698 | |
---|
| 2699 | mu_r_2 = mu_r + 2.0_wp |
---|
| 2700 | mu_r_5d2 = mu_r + 2.5_wp |
---|
| 2701 | |
---|
| 2702 | f_vent = a_vent * gamm( mu_r_2 ) * & |
---|
| 2703 | lambda_r**( -mu_r_2 ) + b_vent * & |
---|
| 2704 | schmidt_p_1d3 * SQRT( a_term / kin_vis_air ) *& |
---|
| 2705 | gamm( mu_r_5d2 ) * lambda_r**( -mu_r_5d2 ) * & |
---|
| 2706 | ( 1.0_wp - & |
---|
| 2707 | 0.5_wp * ( b_term / a_term ) * & |
---|
| 2708 | ( lambda_r / ( c_term + lambda_r ) & |
---|
| 2709 | )**mu_r_5d2 - & |
---|
| 2710 | 0.125_wp * ( b_term / a_term )**2 * & |
---|
| 2711 | ( lambda_r / ( 2.0_wp * c_term + lambda_r ) & |
---|
| 2712 | )**mu_r_5d2 - & |
---|
| 2713 | 0.0625_wp * ( b_term / a_term )**3 * & |
---|
| 2714 | ( lambda_r / ( 3.0_wp * c_term + lambda_r ) & |
---|
| 2715 | )**mu_r_5d2 - & |
---|
| 2716 | 0.0390625_wp * ( b_term / a_term )**4 * & |
---|
| 2717 | ( lambda_r / ( 4.0_wp * c_term + lambda_r ) & |
---|
| 2718 | )**mu_r_5d2 & |
---|
| 2719 | ) |
---|
| 2720 | |
---|
| 2721 | nr_0 = nr(k,j,i) * lambda_r**( mu_r + 1.0_wp ) / & |
---|
| 2722 | gamm( mu_r + 1.0_wp ) |
---|
| 2723 | ELSE |
---|
| 2724 | f_vent = 1.0_wp |
---|
| 2725 | nr_0 = nr(k,j,i) * dr |
---|
| 2726 | ENDIF |
---|
| 2727 | ! |
---|
| 2728 | !-- Evaporation rate of rain water content (Seifert and |
---|
| 2729 | !-- Beheng, 2006): |
---|
| 2730 | evap = 2.0_wp * pi * nr_0 * g_evap * f_vent * sat / & |
---|
| 2731 | hyrho(k) |
---|
| 2732 | evap = MAX( evap, -qr(k,j,i) / dt_micro ) |
---|
| 2733 | evap_nr = MAX( c_evap * evap / xr * hyrho(k), & |
---|
| 2734 | -nr(k,j,i) / dt_micro ) |
---|
| 2735 | |
---|
| 2736 | qr(k,j,i) = qr(k,j,i) + evap * dt_micro * flag |
---|
| 2737 | nr(k,j,i) = nr(k,j,i) + evap_nr * dt_micro * flag |
---|
| 2738 | |
---|
| 2739 | ENDIF |
---|
| 2740 | ENDIF |
---|
| 2741 | |
---|
| 2742 | ENDDO |
---|
| 2743 | ENDDO |
---|
| 2744 | ENDDO |
---|
| 2745 | |
---|
| 2746 | CALL cpu_log( log_point_s(58), 'evaporation', 'stop' ) |
---|
| 2747 | |
---|
| 2748 | END SUBROUTINE evaporation_rain |
---|
| 2749 | |
---|
| 2750 | |
---|
| 2751 | !------------------------------------------------------------------------------! |
---|
| 2752 | ! Description: |
---|
| 2753 | ! ------------ |
---|
| 2754 | !> Sedimentation of cloud droplets (Ackermann et al., 2009, MWR). |
---|
| 2755 | !------------------------------------------------------------------------------! |
---|
| 2756 | SUBROUTINE sedimentation_cloud |
---|
| 2757 | |
---|
| 2758 | |
---|
| 2759 | IMPLICIT NONE |
---|
| 2760 | |
---|
| 2761 | INTEGER(iwp) :: i !< |
---|
| 2762 | INTEGER(iwp) :: j !< |
---|
| 2763 | INTEGER(iwp) :: k !< |
---|
| 2764 | |
---|
| 2765 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2766 | REAL(wp) :: nc_sedi !< |
---|
| 2767 | |
---|
| 2768 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_qc !< |
---|
| 2769 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_nc !< |
---|
| 2770 | |
---|
| 2771 | |
---|
| 2772 | CALL cpu_log( log_point_s(59), 'sed_cloud', 'start' ) |
---|
| 2773 | |
---|
| 2774 | sed_qc(nzt+1) = 0.0_wp |
---|
| 2775 | sed_nc(nzt+1) = 0.0_wp |
---|
| 2776 | |
---|
| 2777 | DO i = nxlg, nxrg |
---|
| 2778 | DO j = nysg, nyng |
---|
| 2779 | DO k = nzt, nzb+1, -1 |
---|
| 2780 | ! |
---|
| 2781 | !-- Predetermine flag to mask topography |
---|
| 2782 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2783 | |
---|
| 2784 | IF ( microphysics_morrison ) THEN |
---|
| 2785 | nc_sedi = nc(k,j,i) |
---|
| 2786 | ELSE |
---|
| 2787 | nc_sedi = nc_const |
---|
| 2788 | ENDIF |
---|
| 2789 | |
---|
| 2790 | ! |
---|
| 2791 | !-- Sedimentation fluxes for number concentration are only calculated |
---|
| 2792 | !-- for cloud_scheme = 'morrison' |
---|
| 2793 | IF ( microphysics_morrison ) THEN |
---|
| 2794 | IF ( qc(k,j,i) > eps_sb .AND. nc(k,j,i) > eps_mr ) THEN |
---|
| 2795 | sed_nc(k) = sed_qc_const * & |
---|
| 2796 | ( qc(k,j,i) * hyrho(k) )**( 2.0_wp / 3.0_wp ) * & |
---|
| 2797 | ( nc(k,j,i) )**( 1.0_wp / 3.0_wp ) |
---|
| 2798 | ELSE |
---|
| 2799 | sed_nc(k) = 0.0_wp |
---|
| 2800 | ENDIF |
---|
| 2801 | |
---|
| 2802 | sed_nc(k) = MIN( sed_nc(k), hyrho(k) * dzu(k+1) * & |
---|
| 2803 | nc(k,j,i) / dt_micro + sed_nc(k+1) & |
---|
| 2804 | ) * flag |
---|
| 2805 | |
---|
| 2806 | nc(k,j,i) = nc(k,j,i) + ( sed_nc(k+1) - sed_nc(k) ) * & |
---|
| 2807 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 2808 | ENDIF |
---|
| 2809 | |
---|
| 2810 | IF ( qc(k,j,i) > eps_sb .AND. nc_sedi > eps_mr ) THEN |
---|
| 2811 | sed_qc(k) = sed_qc_const * nc_sedi**( -2.0_wp / 3.0_wp ) * & |
---|
| 2812 | ( qc(k,j,i) * hyrho(k) )**( 5.0_wp / 3.0_wp ) * & |
---|
| 2813 | flag |
---|
| 2814 | ELSE |
---|
| 2815 | sed_qc(k) = 0.0_wp |
---|
| 2816 | ENDIF |
---|
| 2817 | |
---|
| 2818 | sed_qc(k) = MIN( sed_qc(k), hyrho(k) * dzu(k+1) * q(k,j,i) / & |
---|
| 2819 | dt_micro + sed_qc(k+1) & |
---|
| 2820 | ) * flag |
---|
| 2821 | |
---|
| 2822 | q(k,j,i) = q(k,j,i) + ( sed_qc(k+1) - sed_qc(k) ) * & |
---|
| 2823 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 2824 | qc(k,j,i) = qc(k,j,i) + ( sed_qc(k+1) - sed_qc(k) ) * & |
---|
| 2825 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 2826 | pt(k,j,i) = pt(k,j,i) - ( sed_qc(k+1) - sed_qc(k) ) * & |
---|
| 2827 | ddzu(k+1) / hyrho(k) * lv_d_cp * & |
---|
| 2828 | d_exner(k) * dt_micro * flag |
---|
| 2829 | |
---|
| 2830 | ! |
---|
| 2831 | !-- Compute the precipitation rate due to cloud (fog) droplets |
---|
| 2832 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 2833 | prr(k,j,i) = prr(k,j,i) + sed_qc(k) / hyrho(k) & |
---|
| 2834 | * weight_substep(intermediate_timestep_count) & |
---|
| 2835 | * flag |
---|
| 2836 | ELSE |
---|
| 2837 | prr(k,j,i) = prr(k,j,i) + sed_qc(k) / hyrho(k) * flag |
---|
| 2838 | ENDIF |
---|
| 2839 | |
---|
| 2840 | ENDDO |
---|
| 2841 | ENDDO |
---|
| 2842 | ENDDO |
---|
| 2843 | |
---|
| 2844 | CALL cpu_log( log_point_s(59), 'sed_cloud', 'stop' ) |
---|
| 2845 | |
---|
| 2846 | END SUBROUTINE sedimentation_cloud |
---|
| 2847 | |
---|
| 2848 | |
---|
| 2849 | !------------------------------------------------------------------------------! |
---|
| 2850 | ! Description: |
---|
| 2851 | ! ------------ |
---|
| 2852 | !> Computation of sedimentation flux. Implementation according to Stevens |
---|
| 2853 | !> and Seifert (2008). Code is based on UCLA-LES. |
---|
| 2854 | !------------------------------------------------------------------------------! |
---|
| 2855 | SUBROUTINE sedimentation_rain |
---|
| 2856 | |
---|
| 2857 | IMPLICIT NONE |
---|
| 2858 | |
---|
| 2859 | INTEGER(iwp) :: i !< running index x direction |
---|
| 2860 | INTEGER(iwp) :: j !< running index y direction |
---|
| 2861 | INTEGER(iwp) :: k !< running index z direction |
---|
| 2862 | INTEGER(iwp) :: k_run !< |
---|
| 2863 | INTEGER(iwp) :: m !< running index surface elements |
---|
| 2864 | INTEGER(iwp) :: surf_e !< End index of surface elements at (j,i)-gridpoint |
---|
| 2865 | INTEGER(iwp) :: surf_s !< Start index of surface elements at (j,i)-gridpoint |
---|
| 2866 | |
---|
| 2867 | REAL(wp) :: c_run !< |
---|
| 2868 | REAL(wp) :: d_max !< |
---|
| 2869 | REAL(wp) :: d_mean !< |
---|
| 2870 | REAL(wp) :: d_min !< |
---|
| 2871 | REAL(wp) :: dr !< |
---|
| 2872 | REAL(wp) :: flux !< |
---|
| 2873 | REAL(wp) :: flag !< flag to mask topography grid points |
---|
| 2874 | REAL(wp) :: lambda_r !< |
---|
| 2875 | REAL(wp) :: mu_r !< |
---|
| 2876 | REAL(wp) :: z_run !< |
---|
| 2877 | |
---|
| 2878 | REAL(wp), DIMENSION(nzb:nzt+1) :: c_nr !< |
---|
| 2879 | REAL(wp), DIMENSION(nzb:nzt+1) :: c_qr !< |
---|
| 2880 | REAL(wp), DIMENSION(nzb:nzt+1) :: nr_slope !< |
---|
| 2881 | REAL(wp), DIMENSION(nzb:nzt+1) :: qr_slope !< |
---|
| 2882 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_nr !< |
---|
| 2883 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_qr !< |
---|
| 2884 | REAL(wp), DIMENSION(nzb:nzt+1) :: w_nr !< |
---|
| 2885 | REAL(wp), DIMENSION(nzb:nzt+1) :: w_qr !< |
---|
| 2886 | |
---|
| 2887 | CALL cpu_log( log_point_s(60), 'sed_rain', 'start' ) |
---|
| 2888 | |
---|
| 2889 | ! |
---|
| 2890 | !-- Compute velocities |
---|
| 2891 | DO i = nxlg, nxrg |
---|
| 2892 | DO j = nysg, nyng |
---|
| 2893 | DO k = nzb+1, nzt |
---|
| 2894 | ! |
---|
| 2895 | !-- Predetermine flag to mask topography |
---|
| 2896 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2897 | |
---|
| 2898 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 2899 | ! |
---|
| 2900 | !-- Weight averaged diameter of rain drops: |
---|
| 2901 | dr = ( hyrho(k) * qr(k,j,i) / & |
---|
| 2902 | nr(k,j,i) * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 2903 | ! |
---|
| 2904 | !-- Shape parameter of gamma distribution (Milbrandt and Yau, 2005; |
---|
| 2905 | !-- Stevens and Seifert, 2008): |
---|
| 2906 | mu_r = 10.0_wp * ( 1.0_wp + TANH( 1.2E3_wp * & |
---|
| 2907 | ( dr - 1.4E-3_wp ) ) ) |
---|
| 2908 | ! |
---|
| 2909 | !-- Slope parameter of gamma distribution (Seifert, 2008): |
---|
| 2910 | lambda_r = ( ( mu_r + 3.0_wp ) * ( mu_r + 2.0_wp ) * & |
---|
| 2911 | ( mu_r + 1.0_wp ) )**( 1.0_wp / 3.0_wp ) / dr |
---|
| 2912 | |
---|
| 2913 | w_nr(k) = MAX( 0.1_wp, MIN( 20.0_wp, & |
---|
| 2914 | a_term - b_term * ( 1.0_wp + & |
---|
| 2915 | c_term / & |
---|
| 2916 | lambda_r )**( -1.0_wp * & |
---|
| 2917 | ( mu_r + 1.0_wp ) ) & |
---|
| 2918 | ) & |
---|
| 2919 | ) * flag |
---|
| 2920 | |
---|
| 2921 | w_qr(k) = MAX( 0.1_wp, MIN( 20.0_wp, & |
---|
| 2922 | a_term - b_term * ( 1.0_wp + & |
---|
| 2923 | c_term / & |
---|
| 2924 | lambda_r )**( -1.0_wp * & |
---|
| 2925 | ( mu_r + 4.0_wp ) ) & |
---|
| 2926 | ) & |
---|
| 2927 | ) * flag |
---|
| 2928 | ELSE |
---|
| 2929 | w_nr(k) = 0.0_wp |
---|
| 2930 | w_qr(k) = 0.0_wp |
---|
| 2931 | ENDIF |
---|
| 2932 | ENDDO |
---|
| 2933 | ! |
---|
| 2934 | !-- Adjust boundary values using surface data type. |
---|
| 2935 | !-- Upward-facing |
---|
| 2936 | surf_s = bc_h(0)%start_index(j,i) |
---|
| 2937 | surf_e = bc_h(0)%end_index(j,i) |
---|
| 2938 | DO m = surf_s, surf_e |
---|
| 2939 | k = bc_h(0)%k(m) |
---|
| 2940 | w_nr(k-1) = w_nr(k) |
---|
| 2941 | w_qr(k-1) = w_qr(k) |
---|
| 2942 | ENDDO |
---|
| 2943 | ! |
---|
| 2944 | !-- Downward-facing |
---|
| 2945 | surf_s = bc_h(1)%start_index(j,i) |
---|
| 2946 | surf_e = bc_h(1)%end_index(j,i) |
---|
| 2947 | DO m = surf_s, surf_e |
---|
| 2948 | k = bc_h(1)%k(m) |
---|
| 2949 | w_nr(k+1) = w_nr(k) |
---|
| 2950 | w_qr(k+1) = w_qr(k) |
---|
| 2951 | ENDDO |
---|
| 2952 | ! |
---|
| 2953 | !-- Model top boundary value |
---|
| 2954 | w_nr(nzt+1) = 0.0_wp |
---|
| 2955 | w_qr(nzt+1) = 0.0_wp |
---|
| 2956 | ! |
---|
| 2957 | !-- Compute Courant number |
---|
| 2958 | DO k = nzb+1, nzt |
---|
| 2959 | ! |
---|
| 2960 | !-- Predetermine flag to mask topography |
---|
| 2961 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2962 | |
---|
| 2963 | c_nr(k) = 0.25_wp * ( w_nr(k-1) + & |
---|
| 2964 | 2.0_wp * w_nr(k) + w_nr(k+1) ) * & |
---|
| 2965 | dt_micro * ddzu(k) * flag |
---|
| 2966 | c_qr(k) = 0.25_wp * ( w_qr(k-1) + & |
---|
| 2967 | 2.0_wp * w_qr(k) + w_qr(k+1) ) * & |
---|
| 2968 | dt_micro * ddzu(k) * flag |
---|
| 2969 | ENDDO |
---|
| 2970 | ! |
---|
| 2971 | !-- Limit slopes with monotonized centered (MC) limiter (van Leer, 1977): |
---|
| 2972 | IF ( limiter_sedimentation ) THEN |
---|
| 2973 | |
---|
| 2974 | DO k = nzb+1, nzt |
---|
| 2975 | ! |
---|
| 2976 | !-- Predetermine flag to mask topography |
---|
| 2977 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 2978 | |
---|
| 2979 | d_mean = 0.5_wp * ( qr(k+1,j,i) - qr(k-1,j,i) ) |
---|
| 2980 | d_min = qr(k,j,i) - MIN( qr(k+1,j,i), qr(k,j,i), qr(k-1,j,i) ) |
---|
| 2981 | d_max = MAX( qr(k+1,j,i), qr(k,j,i), qr(k-1,j,i) ) - qr(k,j,i) |
---|
| 2982 | |
---|
| 2983 | qr_slope(k) = SIGN(1.0_wp, d_mean) * MIN ( 2.0_wp * d_min, & |
---|
| 2984 | 2.0_wp * d_max, & |
---|
| 2985 | ABS( d_mean ) ) & |
---|
| 2986 | * flag |
---|
| 2987 | |
---|
| 2988 | d_mean = 0.5_wp * ( nr(k+1,j,i) - nr(k-1,j,i) ) |
---|
| 2989 | d_min = nr(k,j,i) - MIN( nr(k+1,j,i), nr(k,j,i), nr(k-1,j,i) ) |
---|
| 2990 | d_max = MAX( nr(k+1,j,i), nr(k,j,i), nr(k-1,j,i) ) - nr(k,j,i) |
---|
| 2991 | |
---|
| 2992 | nr_slope(k) = SIGN(1.0_wp, d_mean) * MIN ( 2.0_wp * d_min, & |
---|
| 2993 | 2.0_wp * d_max, & |
---|
| 2994 | ABS( d_mean ) ) |
---|
| 2995 | ENDDO |
---|
| 2996 | |
---|
| 2997 | ELSE |
---|
| 2998 | |
---|
| 2999 | nr_slope = 0.0_wp |
---|
| 3000 | qr_slope = 0.0_wp |
---|
| 3001 | |
---|
| 3002 | ENDIF |
---|
| 3003 | |
---|
| 3004 | sed_nr(nzt+1) = 0.0_wp |
---|
| 3005 | sed_qr(nzt+1) = 0.0_wp |
---|
| 3006 | ! |
---|
| 3007 | !-- Compute sedimentation flux |
---|
| 3008 | DO k = nzt, nzb+1, -1 |
---|
| 3009 | ! |
---|
| 3010 | !-- Predetermine flag to mask topography |
---|
| 3011 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3012 | ! |
---|
| 3013 | !-- Sum up all rain drop number densities which contribute to the flux |
---|
| 3014 | !-- through k-1/2 |
---|
| 3015 | flux = 0.0_wp |
---|
| 3016 | z_run = 0.0_wp ! height above z(k) |
---|
| 3017 | k_run = k |
---|
| 3018 | c_run = MIN( 1.0_wp, c_nr(k) ) |
---|
| 3019 | DO WHILE ( c_run > 0.0_wp .AND. k_run <= nzt ) |
---|
| 3020 | flux = flux + hyrho(k_run) * & |
---|
| 3021 | ( nr(k_run,j,i) + nr_slope(k_run) * & |
---|
| 3022 | ( 1.0_wp - c_run ) * 0.5_wp ) * c_run * dzu(k_run) & |
---|
| 3023 | * flag |
---|
| 3024 | z_run = z_run + dzu(k_run) * flag |
---|
| 3025 | k_run = k_run + 1 * flag |
---|
| 3026 | c_run = MIN( 1.0_wp, c_nr(k_run) - z_run * ddzu(k_run) ) & |
---|
| 3027 | * flag |
---|
| 3028 | ENDDO |
---|
| 3029 | ! |
---|
| 3030 | !-- It is not allowed to sediment more rain drop number density than |
---|
| 3031 | !-- available |
---|
| 3032 | flux = MIN( flux, & |
---|
| 3033 | hyrho(k) * dzu(k+1) * nr(k,j,i) + sed_nr(k+1) * & |
---|
| 3034 | dt_micro & |
---|
| 3035 | ) |
---|
| 3036 | |
---|
| 3037 | sed_nr(k) = flux / dt_micro * flag |
---|
| 3038 | nr(k,j,i) = nr(k,j,i) + ( sed_nr(k+1) - sed_nr(k) ) * & |
---|
| 3039 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 3040 | ! |
---|
| 3041 | !-- Sum up all rain water content which contributes to the flux |
---|
| 3042 | !-- through k-1/2 |
---|
| 3043 | flux = 0.0_wp |
---|
| 3044 | z_run = 0.0_wp ! height above z(k) |
---|
| 3045 | k_run = k |
---|
| 3046 | c_run = MIN( 1.0_wp, c_qr(k) ) |
---|
| 3047 | |
---|
| 3048 | DO WHILE ( c_run > 0.0_wp .AND. k_run <= nzt ) |
---|
| 3049 | |
---|
| 3050 | flux = flux + hyrho(k_run) * ( qr(k_run,j,i) + & |
---|
| 3051 | qr_slope(k_run) * ( 1.0_wp - c_run ) * & |
---|
| 3052 | 0.5_wp ) * c_run * dzu(k_run) * flag |
---|
| 3053 | z_run = z_run + dzu(k_run) * flag |
---|
| 3054 | k_run = k_run + 1 * flag |
---|
| 3055 | c_run = MIN( 1.0_wp, c_qr(k_run) - z_run * ddzu(k_run) ) & |
---|
| 3056 | * flag |
---|
| 3057 | |
---|
| 3058 | ENDDO |
---|
| 3059 | ! |
---|
| 3060 | !-- It is not allowed to sediment more rain water content than |
---|
| 3061 | !-- available |
---|
| 3062 | flux = MIN( flux, & |
---|
| 3063 | hyrho(k) * dzu(k) * qr(k,j,i) + sed_qr(k+1) * & |
---|
| 3064 | dt_micro & |
---|
| 3065 | ) |
---|
| 3066 | |
---|
| 3067 | sed_qr(k) = flux / dt_micro * flag |
---|
| 3068 | |
---|
| 3069 | qr(k,j,i) = qr(k,j,i) + ( sed_qr(k+1) - sed_qr(k) ) * & |
---|
| 3070 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 3071 | q(k,j,i) = q(k,j,i) + ( sed_qr(k+1) - sed_qr(k) ) * & |
---|
| 3072 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 3073 | pt(k,j,i) = pt(k,j,i) - ( sed_qr(k+1) - sed_qr(k) ) * & |
---|
| 3074 | ddzu(k+1) / hyrho(k) * lv_d_cp * & |
---|
| 3075 | d_exner(k) * dt_micro * flag |
---|
| 3076 | ! |
---|
| 3077 | !-- Compute the rain rate |
---|
| 3078 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 3079 | prr(k,j,i) = prr(k,j,i) + sed_qr(k) / hyrho(k) & |
---|
| 3080 | * weight_substep(intermediate_timestep_count) & |
---|
| 3081 | * flag |
---|
| 3082 | ELSE |
---|
| 3083 | prr(k,j,i) = prr(k,j,i) + sed_qr(k) / hyrho(k) * flag |
---|
| 3084 | ENDIF |
---|
| 3085 | |
---|
| 3086 | ENDDO |
---|
| 3087 | ENDDO |
---|
| 3088 | ENDDO |
---|
| 3089 | |
---|
| 3090 | CALL cpu_log( log_point_s(60), 'sed_rain', 'stop' ) |
---|
| 3091 | |
---|
| 3092 | END SUBROUTINE sedimentation_rain |
---|
| 3093 | |
---|
| 3094 | |
---|
| 3095 | !------------------------------------------------------------------------------! |
---|
| 3096 | ! Description: |
---|
| 3097 | ! ------------ |
---|
| 3098 | !> Computation of the precipitation amount due to gravitational settling of |
---|
| 3099 | !> rain and cloud (fog) droplets |
---|
| 3100 | !------------------------------------------------------------------------------! |
---|
| 3101 | SUBROUTINE calc_precipitation_amount |
---|
| 3102 | |
---|
| 3103 | IMPLICIT NONE |
---|
| 3104 | |
---|
| 3105 | INTEGER(iwp) :: i !< running index x direction |
---|
| 3106 | INTEGER(iwp) :: j !< running index y direction |
---|
| 3107 | INTEGER(iwp) :: k !< running index y direction |
---|
| 3108 | INTEGER(iwp) :: m !< running index surface elements |
---|
| 3109 | |
---|
| 3110 | IF ( ( dt_do2d_xy - time_do2d_xy ) < precipitation_amount_interval .AND.& |
---|
| 3111 | ( .NOT. call_microphysics_at_all_substeps .OR. & |
---|
| 3112 | intermediate_timestep_count == intermediate_timestep_count_max ) ) & |
---|
| 3113 | THEN |
---|
| 3114 | ! |
---|
| 3115 | !-- Run over all upward-facing surface elements, i.e. non-natural, |
---|
| 3116 | !-- natural and urban |
---|
| 3117 | DO m = 1, bc_h(0)%ns |
---|
| 3118 | i = bc_h(0)%i(m) |
---|
| 3119 | j = bc_h(0)%j(m) |
---|
| 3120 | k = bc_h(0)%k(m) |
---|
| 3121 | precipitation_amount(j,i) = precipitation_amount(j,i) + & |
---|
| 3122 | prr(k,j,i) * hyrho(k) * dt_3d |
---|
| 3123 | ENDDO |
---|
| 3124 | |
---|
| 3125 | ENDIF |
---|
| 3126 | |
---|
| 3127 | END SUBROUTINE calc_precipitation_amount |
---|
| 3128 | |
---|
| 3129 | |
---|
| 3130 | !------------------------------------------------------------------------------! |
---|
| 3131 | ! Description: |
---|
| 3132 | ! ------------ |
---|
| 3133 | !> Control of microphysics for grid points i,j |
---|
| 3134 | !------------------------------------------------------------------------------! |
---|
| 3135 | |
---|
| 3136 | SUBROUTINE bcm_actions_ij( i, j ) |
---|
| 3137 | |
---|
| 3138 | IMPLICIT NONE |
---|
| 3139 | |
---|
| 3140 | INTEGER(iwp) :: i !< |
---|
| 3141 | INTEGER(iwp) :: j !< |
---|
| 3142 | |
---|
| 3143 | IF ( large_scale_forcing .AND. lsf_surf ) THEN |
---|
| 3144 | ! |
---|
| 3145 | !-- Calculate vertical profile of the hydrostatic pressure (hyp) |
---|
| 3146 | hyp = barometric_formula(zu, pt_surface * exner_function(surface_pressure * 100.0_wp), surface_pressure * 100.0_wp) |
---|
| 3147 | d_exner = exner_function_invers(hyp) |
---|
| 3148 | exner = 1.0_wp / exner_function_invers(hyp) |
---|
| 3149 | hyrho = ideal_gas_law_rho_pt(hyp, pt_init) |
---|
| 3150 | ! |
---|
| 3151 | !-- Compute reference density |
---|
| 3152 | rho_surface = ideal_gas_law_rho(surface_pressure * 100.0_wp, pt_surface * exner_function(surface_pressure * 100.0_wp)) |
---|
| 3153 | ENDIF |
---|
| 3154 | |
---|
| 3155 | ! |
---|
| 3156 | !-- Compute length of time step |
---|
| 3157 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 3158 | dt_micro = dt_3d * weight_pres(intermediate_timestep_count) |
---|
| 3159 | ELSE |
---|
| 3160 | dt_micro = dt_3d |
---|
| 3161 | ENDIF |
---|
| 3162 | ! |
---|
| 3163 | !-- Reset precipitation rate |
---|
| 3164 | IF ( intermediate_timestep_count == 1 ) prr(:,j,i) = 0.0_wp |
---|
| 3165 | |
---|
| 3166 | ! |
---|
| 3167 | !-- Compute cloud physics |
---|
| 3168 | IF( microphysics_kessler ) THEN |
---|
| 3169 | |
---|
| 3170 | CALL autoconversion_kessler( i,j ) |
---|
| 3171 | IF ( cloud_water_sedimentation ) CALL sedimentation_cloud( i,j ) |
---|
| 3172 | |
---|
| 3173 | ELSEIF ( microphysics_seifert ) THEN |
---|
| 3174 | |
---|
| 3175 | CALL adjust_cloud( i,j ) |
---|
| 3176 | IF ( microphysics_morrison ) CALL activation( i,j ) |
---|
| 3177 | IF ( microphysics_morrison ) CALL condensation( i,j ) |
---|
| 3178 | CALL autoconversion( i,j ) |
---|
| 3179 | CALL accretion( i,j ) |
---|
| 3180 | CALL selfcollection_breakup( i,j ) |
---|
| 3181 | CALL evaporation_rain( i,j ) |
---|
| 3182 | CALL sedimentation_rain( i,j ) |
---|
| 3183 | IF ( cloud_water_sedimentation ) CALL sedimentation_cloud( i,j ) |
---|
| 3184 | |
---|
| 3185 | ENDIF |
---|
| 3186 | |
---|
| 3187 | CALL calc_precipitation_amount( i,j ) |
---|
| 3188 | |
---|
| 3189 | END SUBROUTINE bcm_actions_ij |
---|
| 3190 | |
---|
| 3191 | !------------------------------------------------------------------------------! |
---|
| 3192 | ! Description: |
---|
| 3193 | ! ------------ |
---|
| 3194 | !> Adjust number of raindrops to avoid nonlinear effects in |
---|
| 3195 | !> sedimentation and evaporation of rain drops due to too small or |
---|
| 3196 | !> too big weights of rain drops (Stevens and Seifert, 2008). |
---|
| 3197 | !> The same procedure is applied to cloud droplets if they are determined |
---|
| 3198 | !> prognostically. Call for grid point i,j |
---|
| 3199 | !------------------------------------------------------------------------------! |
---|
| 3200 | SUBROUTINE adjust_cloud_ij( i, j ) |
---|
| 3201 | |
---|
| 3202 | IMPLICIT NONE |
---|
| 3203 | |
---|
| 3204 | INTEGER(iwp) :: i !< |
---|
| 3205 | INTEGER(iwp) :: j !< |
---|
| 3206 | INTEGER(iwp) :: k !< |
---|
| 3207 | |
---|
| 3208 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3209 | |
---|
| 3210 | DO k = nzb+1, nzt |
---|
| 3211 | ! |
---|
| 3212 | !-- Predetermine flag to mask topography |
---|
| 3213 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3214 | |
---|
| 3215 | IF ( qr(k,j,i) <= eps_sb ) THEN |
---|
| 3216 | qr(k,j,i) = 0.0_wp |
---|
| 3217 | nr(k,j,i) = 0.0_wp |
---|
| 3218 | ELSE |
---|
| 3219 | ! |
---|
| 3220 | !-- Adjust number of raindrops to avoid nonlinear effects in |
---|
| 3221 | !-- sedimentation and evaporation of rain drops due to too small or |
---|
| 3222 | !-- too big weights of rain drops (Stevens and Seifert, 2008). |
---|
| 3223 | IF ( nr(k,j,i) * xrmin > qr(k,j,i) * hyrho(k) ) THEN |
---|
| 3224 | nr(k,j,i) = qr(k,j,i) * hyrho(k) / xrmin * flag |
---|
| 3225 | ELSEIF ( nr(k,j,i) * xrmax < qr(k,j,i) * hyrho(k) ) THEN |
---|
| 3226 | nr(k,j,i) = qr(k,j,i) * hyrho(k) / xrmax * flag |
---|
| 3227 | ENDIF |
---|
| 3228 | |
---|
| 3229 | ENDIF |
---|
| 3230 | |
---|
| 3231 | IF ( microphysics_morrison ) THEN |
---|
| 3232 | IF ( qc(k,j,i) <= eps_sb ) THEN |
---|
| 3233 | qc(k,j,i) = 0.0_wp |
---|
| 3234 | nc(k,j,i) = 0.0_wp |
---|
| 3235 | ELSE |
---|
| 3236 | IF ( nc(k,j,i) * xcmin > qc(k,j,i) * hyrho(k) ) THEN |
---|
| 3237 | nc(k,j,i) = qc(k,j,i) * hyrho(k) / xamin * flag |
---|
| 3238 | ENDIF |
---|
| 3239 | ENDIF |
---|
| 3240 | ENDIF |
---|
| 3241 | |
---|
| 3242 | ENDDO |
---|
| 3243 | |
---|
| 3244 | END SUBROUTINE adjust_cloud_ij |
---|
| 3245 | |
---|
| 3246 | !------------------------------------------------------------------------------! |
---|
| 3247 | ! Description: |
---|
| 3248 | ! ------------ |
---|
| 3249 | !> Calculate number of activated condensation nucleii after simple activation |
---|
| 3250 | !> scheme of Twomey, 1959. |
---|
| 3251 | !------------------------------------------------------------------------------! |
---|
| 3252 | SUBROUTINE activation_ij( i, j ) |
---|
| 3253 | |
---|
| 3254 | IMPLICIT NONE |
---|
| 3255 | |
---|
| 3256 | INTEGER(iwp) :: i !< |
---|
| 3257 | INTEGER(iwp) :: j !< |
---|
| 3258 | INTEGER(iwp) :: k !< |
---|
| 3259 | |
---|
| 3260 | REAL(wp) :: activ !< |
---|
| 3261 | REAL(wp) :: afactor !< |
---|
| 3262 | REAL(wp) :: beta_act !< |
---|
| 3263 | REAL(wp) :: bfactor !< |
---|
| 3264 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3265 | REAL(wp) :: k_act !< |
---|
| 3266 | REAL(wp) :: n_act !< |
---|
| 3267 | REAL(wp) :: n_ccn !< |
---|
| 3268 | REAL(wp) :: s_0 !< |
---|
| 3269 | REAL(wp) :: sat_max !< |
---|
| 3270 | REAL(wp) :: sigma !< |
---|
| 3271 | REAL(wp) :: sigma_act !< |
---|
| 3272 | |
---|
| 3273 | DO k = nzb+1, nzt |
---|
| 3274 | ! |
---|
| 3275 | !-- Predetermine flag to mask topography |
---|
| 3276 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3277 | ! |
---|
[3445] | 3278 | !-- Call calculation of supersaturation |
---|
| 3279 | CALL supersaturation ( i, j, k ) |
---|
[3274] | 3280 | ! |
---|
| 3281 | !-- Prescribe parameters for activation |
---|
| 3282 | !-- (see: Bott + Trautmann, 2002, Atm. Res., 64) |
---|
| 3283 | k_act = 0.7_wp |
---|
| 3284 | activ = 0.0_wp |
---|
| 3285 | |
---|
[3445] | 3286 | IF ( sat > 0.0 .AND. .NOT. curvature_solution_effects_bulk ) THEN |
---|
[3274] | 3287 | ! |
---|
| 3288 | !-- Compute the number of activated Aerosols |
---|
| 3289 | !-- (see: Twomey, 1959, Pure and applied Geophysics, 43) |
---|
| 3290 | n_act = na_init * sat**k_act |
---|
| 3291 | ! |
---|
| 3292 | !-- Compute the number of cloud droplets |
---|
| 3293 | !-- (see: Morrison + Grabowski, 2007, JAS, 64) |
---|
| 3294 | ! activ = MAX( n_act - nc_d1(k), 0.0_wp) / dt_micro |
---|
| 3295 | |
---|
| 3296 | ! |
---|
| 3297 | !-- Compute activation rate after Khairoutdinov and Kogan |
---|
| 3298 | !-- (see: Khairoutdinov + Kogan, 2000, Mon. Wea. Rev., 128) |
---|
| 3299 | sat_max = 0.8_wp / 100.0_wp |
---|
| 3300 | activ = MAX( 0.0_wp, ( (na_init + nc(k,j,i) ) * MIN & |
---|
| 3301 | ( 1.0_wp, ( sat / sat_max )**k_act) - nc(k,j,i) ) ) / & |
---|
| 3302 | dt_micro |
---|
| 3303 | |
---|
| 3304 | nc(k,j,i) = MIN( (nc(k,j,i) + activ * dt_micro), na_init) |
---|
[3445] | 3305 | ELSEIF ( sat > 0.0 .AND. curvature_solution_effects_bulk ) THEN |
---|
[3274] | 3306 | ! |
---|
| 3307 | !-- Curvature effect (afactor) with surface tension |
---|
| 3308 | !-- parameterization by Straka (2009) |
---|
[3445] | 3309 | sigma = 0.0761_wp - 0.000155_wp * ( t_l - 273.15_wp ) |
---|
| 3310 | afactor = 2.0_wp * sigma / ( rho_l * r_v * t_l ) |
---|
[3274] | 3311 | ! |
---|
| 3312 | !-- Solute effect (bfactor) |
---|
| 3313 | bfactor = vanthoff * molecular_weight_of_water * & |
---|
| 3314 | rho_s / ( molecular_weight_of_solute * rho_l ) |
---|
| 3315 | |
---|
| 3316 | ! |
---|
| 3317 | !-- Prescribe power index that describes the soluble fraction |
---|
| 3318 | !-- of an aerosol particle (beta). |
---|
| 3319 | !-- (see: Morrison + Grabowski, 2007, JAS, 64) |
---|
| 3320 | beta_act = 0.5_wp |
---|
| 3321 | sigma_act = sigma_bulk**( 1.0_wp + beta_act ) |
---|
| 3322 | ! |
---|
| 3323 | !-- Calculate mean geometric supersaturation (s_0) with |
---|
| 3324 | !-- parameterization by Khvorostyanov and Curry (2006) |
---|
| 3325 | s_0 = dry_aerosol_radius **(- ( 1.0_wp + beta_act ) ) * & |
---|
| 3326 | ( 4.0_wp * afactor**3 / ( 27.0_wp * bfactor ) )**0.5_wp |
---|
| 3327 | |
---|
| 3328 | ! |
---|
| 3329 | !-- Calculate number of activated CCN as a function of |
---|
| 3330 | !-- supersaturation and taking Koehler theory into account |
---|
| 3331 | !-- (see: Khvorostyanov + Curry, 2006, J. Geo. Res., 111) |
---|
| 3332 | n_ccn = ( na_init / 2.0_wp ) * ( 1.0_wp - ERF( & |
---|
| 3333 | LOG( s_0 / sat ) / ( SQRT(2.0_wp) * LOG(sigma_act) ) ) ) |
---|
| 3334 | activ = MAX( ( n_ccn ) / dt_micro, 0.0_wp ) |
---|
| 3335 | |
---|
| 3336 | nc(k,j,i) = MIN( (nc(k,j,i) + activ * dt_micro * flag), na_init) |
---|
| 3337 | ENDIF |
---|
| 3338 | |
---|
| 3339 | ENDDO |
---|
| 3340 | |
---|
| 3341 | END SUBROUTINE activation_ij |
---|
| 3342 | |
---|
| 3343 | !------------------------------------------------------------------------------! |
---|
| 3344 | ! Description: |
---|
| 3345 | ! ------------ |
---|
| 3346 | !> Calculate condensation rate for cloud water content (after Khairoutdinov and |
---|
| 3347 | !> Kogan, 2000). |
---|
| 3348 | !------------------------------------------------------------------------------! |
---|
| 3349 | SUBROUTINE condensation_ij( i, j ) |
---|
| 3350 | |
---|
| 3351 | IMPLICIT NONE |
---|
| 3352 | |
---|
| 3353 | INTEGER(iwp) :: i !< |
---|
| 3354 | INTEGER(iwp) :: j !< |
---|
| 3355 | INTEGER(iwp) :: k !< |
---|
| 3356 | |
---|
| 3357 | REAL(wp) :: cond !< |
---|
| 3358 | REAL(wp) :: cond_max !< |
---|
| 3359 | REAL(wp) :: dc !< |
---|
| 3360 | REAL(wp) :: evap !< |
---|
| 3361 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3362 | REAL(wp) :: g_fac !< |
---|
| 3363 | REAL(wp) :: nc_0 !< |
---|
| 3364 | REAL(wp) :: temp !< |
---|
| 3365 | REAL(wp) :: xc !< |
---|
| 3366 | |
---|
| 3367 | |
---|
| 3368 | DO k = nzb+1, nzt |
---|
| 3369 | ! |
---|
| 3370 | !-- Predetermine flag to mask topography |
---|
| 3371 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3372 | ! |
---|
[3445] | 3373 | !-- Call calculation of supersaturation |
---|
| 3374 | CALL supersaturation ( i, j, k ) |
---|
[3274] | 3375 | ! |
---|
| 3376 | !-- Actual temperature: |
---|
| 3377 | temp = t_l + lv_d_cp * ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 3378 | |
---|
| 3379 | g_fac = 1.0_wp / ( ( l_v / ( r_v * temp ) - 1.0_wp ) * & |
---|
| 3380 | l_v / ( thermal_conductivity_l * temp ) & |
---|
| 3381 | + r_v * temp / ( diff_coeff_l * e_s ) & |
---|
| 3382 | ) |
---|
| 3383 | ! |
---|
| 3384 | !-- Mean weight of cloud drops |
---|
| 3385 | IF ( nc(k,j,i) <= 0.0_wp) CYCLE |
---|
| 3386 | xc = MAX( (hyrho(k) * qc(k,j,i) / nc(k,j,i)), xcmin) |
---|
| 3387 | ! |
---|
| 3388 | !-- Weight averaged diameter of cloud drops: |
---|
| 3389 | dc = ( xc * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 3390 | ! |
---|
| 3391 | !-- Integral diameter of cloud drops |
---|
| 3392 | nc_0 = nc(k,j,i) * dc |
---|
| 3393 | ! |
---|
| 3394 | !-- Condensation needs only to be calculated in supersaturated regions |
---|
| 3395 | IF ( sat > 0.0_wp ) THEN |
---|
| 3396 | ! |
---|
| 3397 | !-- Condensation rate of cloud water content |
---|
| 3398 | !-- after KK scheme. |
---|
| 3399 | !-- (see: Khairoutdinov + Kogan, 2000, Mon. Wea. Rev.,128) |
---|
| 3400 | cond = 2.0_wp * pi * nc_0 * g_fac * sat / hyrho(k) |
---|
| 3401 | cond_max = q(k,j,i) - q_s - qc(k,j,i) - qr(k,j,i) |
---|
| 3402 | cond = MIN( cond, cond_max / dt_micro ) |
---|
| 3403 | |
---|
| 3404 | qc(k,j,i) = qc(k,j,i) + cond * dt_micro * flag |
---|
| 3405 | ELSEIF ( sat < 0.0_wp ) THEN |
---|
| 3406 | evap = 2.0_wp * pi * nc_0 * g_fac * sat / hyrho(k) |
---|
| 3407 | evap = MAX( evap, -qc(k,j,i) / dt_micro ) |
---|
| 3408 | |
---|
| 3409 | qc(k,j,i) = qc(k,j,i) + evap * dt_micro * flag |
---|
| 3410 | ENDIF |
---|
| 3411 | ENDDO |
---|
| 3412 | |
---|
| 3413 | END SUBROUTINE condensation_ij |
---|
| 3414 | |
---|
| 3415 | |
---|
| 3416 | !------------------------------------------------------------------------------! |
---|
| 3417 | ! Description: |
---|
| 3418 | ! ------------ |
---|
| 3419 | !> Autoconversion rate (Seifert and Beheng, 2006). Call for grid point i,j |
---|
| 3420 | !------------------------------------------------------------------------------! |
---|
| 3421 | SUBROUTINE autoconversion_ij( i, j ) |
---|
| 3422 | |
---|
| 3423 | IMPLICIT NONE |
---|
| 3424 | |
---|
| 3425 | INTEGER(iwp) :: i !< |
---|
| 3426 | INTEGER(iwp) :: j !< |
---|
| 3427 | INTEGER(iwp) :: k !< |
---|
| 3428 | |
---|
| 3429 | REAL(wp) :: alpha_cc !< |
---|
| 3430 | REAL(wp) :: autocon !< |
---|
| 3431 | REAL(wp) :: dissipation !< |
---|
| 3432 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3433 | REAL(wp) :: k_au !< |
---|
| 3434 | REAL(wp) :: l_mix !< |
---|
| 3435 | REAL(wp) :: nc_auto !< |
---|
| 3436 | REAL(wp) :: nu_c !< |
---|
| 3437 | REAL(wp) :: phi_au !< |
---|
| 3438 | REAL(wp) :: r_cc !< |
---|
| 3439 | REAL(wp) :: rc !< |
---|
| 3440 | REAL(wp) :: re_lambda !< |
---|
| 3441 | REAL(wp) :: sigma_cc !< |
---|
| 3442 | REAL(wp) :: tau_cloud !< |
---|
| 3443 | REAL(wp) :: xc !< |
---|
| 3444 | |
---|
| 3445 | DO k = nzb+1, nzt |
---|
| 3446 | ! |
---|
| 3447 | !-- Predetermine flag to mask topography |
---|
| 3448 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
[3507] | 3449 | IF ( microphysics_morrison ) THEN |
---|
| 3450 | nc_auto = nc(k,j,i) |
---|
| 3451 | ELSE |
---|
| 3452 | nc_auto = nc_const |
---|
| 3453 | ENDIF |
---|
[3274] | 3454 | |
---|
| 3455 | IF ( qc(k,j,i) > eps_sb .AND. nc_auto > eps_mr ) THEN |
---|
| 3456 | |
---|
| 3457 | k_au = k_cc / ( 20.0_wp * x0 ) |
---|
| 3458 | ! |
---|
| 3459 | !-- Intern time scale of coagulation (Seifert and Beheng, 2006): |
---|
| 3460 | !-- (1.0_wp - qc(k,j,i) / ( qc(k,j,i) + qr(k,j,i) )) |
---|
| 3461 | tau_cloud = MAX( 1.0_wp - qc(k,j,i) / ( qr(k,j,i) + qc(k,j,i) ), & |
---|
| 3462 | 0.0_wp ) |
---|
| 3463 | ! |
---|
| 3464 | !-- Universal function for autoconversion process |
---|
| 3465 | !-- (Seifert and Beheng, 2006): |
---|
| 3466 | phi_au = 600.0_wp * tau_cloud**0.68_wp * ( 1.0_wp - tau_cloud**0.68_wp )**3 |
---|
| 3467 | ! |
---|
| 3468 | !-- Shape parameter of gamma distribution (Geoffroy et al., 2010): |
---|
| 3469 | !-- (Use constant nu_c = 1.0_wp instead?) |
---|
| 3470 | nu_c = 1.0_wp !MAX( 0.0_wp, 1580.0_wp * hyrho(k) * qc(k,j,i) - 0.28_wp ) |
---|
| 3471 | ! |
---|
| 3472 | !-- Mean weight of cloud droplets: |
---|
| 3473 | xc = hyrho(k) * qc(k,j,i) / nc_auto |
---|
| 3474 | ! |
---|
| 3475 | !-- Parameterized turbulence effects on autoconversion (Seifert, |
---|
| 3476 | !-- Nuijens and Stevens, 2010) |
---|
| 3477 | IF ( collision_turbulence ) THEN |
---|
| 3478 | ! |
---|
| 3479 | !-- Weight averaged radius of cloud droplets: |
---|
| 3480 | rc = 0.5_wp * ( xc * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 3481 | |
---|
| 3482 | alpha_cc = ( a_1 + a_2 * nu_c ) / ( 1.0_wp + a_3 * nu_c ) |
---|
| 3483 | r_cc = ( b_1 + b_2 * nu_c ) / ( 1.0_wp + b_3 * nu_c ) |
---|
| 3484 | sigma_cc = ( c_1 + c_2 * nu_c ) / ( 1.0_wp + c_3 * nu_c ) |
---|
| 3485 | ! |
---|
| 3486 | !-- Mixing length (neglecting distance to ground and stratification) |
---|
| 3487 | l_mix = ( dx * dy * dzu(k) )**( 1.0_wp / 3.0_wp ) |
---|
| 3488 | ! |
---|
| 3489 | !-- Limit dissipation rate according to Seifert, Nuijens and |
---|
| 3490 | !-- Stevens (2010) |
---|
| 3491 | dissipation = MIN( 0.06_wp, diss(k,j,i) ) |
---|
| 3492 | ! |
---|
| 3493 | !-- Compute Taylor-microscale Reynolds number: |
---|
| 3494 | re_lambda = 6.0_wp / 11.0_wp * & |
---|
| 3495 | ( l_mix / c_const )**( 2.0_wp / 3.0_wp ) * & |
---|
| 3496 | SQRT( 15.0_wp / kin_vis_air ) * & |
---|
| 3497 | dissipation**( 1.0_wp / 6.0_wp ) |
---|
| 3498 | ! |
---|
| 3499 | !-- The factor of 1.0E4 is needed to convert the dissipation rate |
---|
| 3500 | !-- from m2 s-3 to cm2 s-3. |
---|
| 3501 | k_au = k_au * ( 1.0_wp + & |
---|
| 3502 | dissipation * 1.0E4_wp * & |
---|
| 3503 | ( re_lambda * 1.0E-3_wp )**0.25_wp * & |
---|
| 3504 | ( alpha_cc * EXP( -1.0_wp * ( ( rc - r_cc ) / & |
---|
| 3505 | sigma_cc )**2 & |
---|
| 3506 | ) + beta_cc & |
---|
| 3507 | ) & |
---|
| 3508 | ) |
---|
| 3509 | ENDIF |
---|
| 3510 | ! |
---|
| 3511 | !-- Autoconversion rate (Seifert and Beheng, 2006): |
---|
| 3512 | autocon = k_au * ( nu_c + 2.0_wp ) * ( nu_c + 4.0_wp ) / & |
---|
| 3513 | ( nu_c + 1.0_wp )**2 * qc(k,j,i)**2 * xc**2 * & |
---|
| 3514 | ( 1.0_wp + phi_au / ( 1.0_wp - tau_cloud )**2 ) * & |
---|
| 3515 | rho_surface |
---|
| 3516 | autocon = MIN( autocon, qc(k,j,i) / dt_micro ) |
---|
| 3517 | |
---|
| 3518 | qr(k,j,i) = qr(k,j,i) + autocon * dt_micro * flag |
---|
| 3519 | qc(k,j,i) = qc(k,j,i) - autocon * dt_micro * flag |
---|
| 3520 | nr(k,j,i) = nr(k,j,i) + autocon / x0 * hyrho(k) * dt_micro * flag |
---|
| 3521 | IF ( microphysics_morrison ) THEN |
---|
| 3522 | nc(k,j,i) = nc(k,j,i) - MIN( nc(k,j,i), 2.0_wp * & |
---|
| 3523 | autocon / x0 * hyrho(k) * dt_micro * flag ) |
---|
| 3524 | ENDIF |
---|
| 3525 | |
---|
| 3526 | ENDIF |
---|
| 3527 | |
---|
| 3528 | ENDDO |
---|
| 3529 | |
---|
| 3530 | END SUBROUTINE autoconversion_ij |
---|
| 3531 | |
---|
| 3532 | !------------------------------------------------------------------------------! |
---|
| 3533 | ! Description: |
---|
| 3534 | ! ------------ |
---|
| 3535 | !> Autoconversion process (Kessler, 1969). |
---|
| 3536 | !------------------------------------------------------------------------------! |
---|
| 3537 | SUBROUTINE autoconversion_kessler_ij( i, j ) |
---|
| 3538 | |
---|
| 3539 | |
---|
| 3540 | IMPLICIT NONE |
---|
| 3541 | |
---|
| 3542 | INTEGER(iwp) :: i !< |
---|
| 3543 | INTEGER(iwp) :: j !< |
---|
| 3544 | INTEGER(iwp) :: k !< |
---|
| 3545 | INTEGER(iwp) :: k_wall !< topography top index |
---|
| 3546 | |
---|
| 3547 | REAL(wp) :: dqdt_precip !< |
---|
| 3548 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3549 | |
---|
| 3550 | ! |
---|
| 3551 | !-- Determine vertical index of topography top |
---|
| 3552 | k_wall = get_topography_top_index_ji( j, i, 's' ) |
---|
| 3553 | DO k = nzb+1, nzt |
---|
| 3554 | ! |
---|
| 3555 | !-- Predetermine flag to mask topography |
---|
| 3556 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3557 | |
---|
| 3558 | IF ( qc(k,j,i) > ql_crit ) THEN |
---|
| 3559 | dqdt_precip = prec_time_const * ( qc(k,j,i) - ql_crit ) |
---|
| 3560 | ELSE |
---|
| 3561 | dqdt_precip = 0.0_wp |
---|
| 3562 | ENDIF |
---|
| 3563 | |
---|
| 3564 | qc(k,j,i) = qc(k,j,i) - dqdt_precip * dt_micro * flag |
---|
| 3565 | q(k,j,i) = q(k,j,i) - dqdt_precip * dt_micro * flag |
---|
| 3566 | pt(k,j,i) = pt(k,j,i) + dqdt_precip * dt_micro * lv_d_cp * d_exner(k) & |
---|
| 3567 | * flag |
---|
| 3568 | |
---|
| 3569 | ! |
---|
| 3570 | !-- Compute the rain rate (stored on surface grid point) |
---|
| 3571 | prr(k_wall,j,i) = prr(k_wall,j,i) + dqdt_precip * dzw(k) * flag |
---|
| 3572 | |
---|
| 3573 | ENDDO |
---|
| 3574 | |
---|
| 3575 | END SUBROUTINE autoconversion_kessler_ij |
---|
| 3576 | |
---|
| 3577 | !------------------------------------------------------------------------------! |
---|
| 3578 | ! Description: |
---|
| 3579 | ! ------------ |
---|
| 3580 | !> Accretion rate (Seifert and Beheng, 2006). Call for grid point i,j |
---|
| 3581 | !------------------------------------------------------------------------------! |
---|
| 3582 | SUBROUTINE accretion_ij( i, j ) |
---|
| 3583 | |
---|
| 3584 | IMPLICIT NONE |
---|
| 3585 | |
---|
| 3586 | INTEGER(iwp) :: i !< |
---|
| 3587 | INTEGER(iwp) :: j !< |
---|
| 3588 | INTEGER(iwp) :: k !< |
---|
| 3589 | |
---|
| 3590 | REAL(wp) :: accr !< |
---|
| 3591 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3592 | REAL(wp) :: k_cr !< |
---|
| 3593 | REAL(wp) :: nc_accr !< |
---|
| 3594 | REAL(wp) :: phi_ac !< |
---|
| 3595 | REAL(wp) :: tau_cloud !< |
---|
| 3596 | REAL(wp) :: xc !< |
---|
| 3597 | |
---|
| 3598 | |
---|
| 3599 | DO k = nzb+1, nzt |
---|
| 3600 | ! |
---|
| 3601 | !-- Predetermine flag to mask topography |
---|
| 3602 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
[3507] | 3603 | IF ( microphysics_morrison ) THEN |
---|
| 3604 | nc_accr = nc(k,j,i) |
---|
| 3605 | ELSE |
---|
| 3606 | nc_accr = nc_const |
---|
| 3607 | ENDIF |
---|
[3274] | 3608 | |
---|
| 3609 | IF ( ( qc(k,j,i) > eps_sb ) .AND. ( qr(k,j,i) > eps_sb ) .AND. & |
---|
| 3610 | ( nc_accr > eps_mr ) ) THEN |
---|
| 3611 | ! |
---|
| 3612 | !-- Intern time scale of coagulation (Seifert and Beheng, 2006): |
---|
| 3613 | tau_cloud = 1.0_wp - qc(k,j,i) / ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 3614 | ! |
---|
| 3615 | !-- Universal function for accretion process |
---|
| 3616 | !-- (Seifert and Beheng, 2001): |
---|
| 3617 | phi_ac = ( tau_cloud / ( tau_cloud + 5.0E-5_wp ) )**4 |
---|
| 3618 | |
---|
| 3619 | ! |
---|
| 3620 | !-- Mean weight of cloud drops |
---|
| 3621 | xc = MAX( (hyrho(k) * qc(k,j,i) / nc_accr), xcmin) |
---|
| 3622 | ! |
---|
| 3623 | !-- Parameterized turbulence effects on autoconversion (Seifert, |
---|
| 3624 | !-- Nuijens and Stevens, 2010). The factor of 1.0E4 is needed to |
---|
| 3625 | !-- convert the dissipation rate (diss) from m2 s-3 to cm2 s-3. |
---|
| 3626 | IF ( collision_turbulence ) THEN |
---|
| 3627 | k_cr = k_cr0 * ( 1.0_wp + 0.05_wp * & |
---|
| 3628 | MIN( 600.0_wp, & |
---|
| 3629 | diss(k,j,i) * 1.0E4_wp )**0.25_wp & |
---|
| 3630 | ) |
---|
| 3631 | ELSE |
---|
| 3632 | k_cr = k_cr0 |
---|
| 3633 | ENDIF |
---|
| 3634 | ! |
---|
| 3635 | !-- Accretion rate (Seifert and Beheng, 2006): |
---|
| 3636 | accr = k_cr * qc(k,j,i) * qr(k,j,i) * phi_ac * & |
---|
| 3637 | SQRT( rho_surface * hyrho(k) ) |
---|
| 3638 | accr = MIN( accr, qc(k,j,i) / dt_micro ) |
---|
| 3639 | |
---|
| 3640 | qr(k,j,i) = qr(k,j,i) + accr * dt_micro * flag |
---|
| 3641 | qc(k,j,i) = qc(k,j,i) - accr * dt_micro * flag |
---|
| 3642 | IF ( microphysics_morrison ) THEN |
---|
| 3643 | nc(k,j,i) = nc(k,j,i) - MIN( nc(k,j,i), accr / xc * & |
---|
| 3644 | hyrho(k) * dt_micro * flag & |
---|
| 3645 | ) |
---|
| 3646 | ENDIF |
---|
| 3647 | |
---|
| 3648 | |
---|
| 3649 | ENDIF |
---|
| 3650 | |
---|
| 3651 | ENDDO |
---|
| 3652 | |
---|
| 3653 | END SUBROUTINE accretion_ij |
---|
| 3654 | |
---|
| 3655 | |
---|
| 3656 | !------------------------------------------------------------------------------! |
---|
| 3657 | ! Description: |
---|
| 3658 | ! ------------ |
---|
| 3659 | !> Collisional breakup rate (Seifert, 2008). Call for grid point i,j |
---|
| 3660 | !------------------------------------------------------------------------------! |
---|
| 3661 | SUBROUTINE selfcollection_breakup_ij( i, j ) |
---|
| 3662 | |
---|
| 3663 | IMPLICIT NONE |
---|
| 3664 | |
---|
| 3665 | INTEGER(iwp) :: i !< |
---|
| 3666 | INTEGER(iwp) :: j !< |
---|
| 3667 | INTEGER(iwp) :: k !< |
---|
| 3668 | |
---|
| 3669 | REAL(wp) :: breakup !< |
---|
| 3670 | REAL(wp) :: dr !< |
---|
| 3671 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3672 | REAL(wp) :: phi_br !< |
---|
| 3673 | REAL(wp) :: selfcoll !< |
---|
| 3674 | |
---|
| 3675 | DO k = nzb+1, nzt |
---|
| 3676 | ! |
---|
| 3677 | !-- Predetermine flag to mask topography |
---|
| 3678 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3679 | |
---|
| 3680 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 3681 | ! |
---|
| 3682 | !-- Selfcollection rate (Seifert and Beheng, 2001): |
---|
| 3683 | selfcoll = k_rr * nr(k,j,i) * qr(k,j,i) * SQRT( hyrho(k) * rho_surface ) |
---|
| 3684 | ! |
---|
| 3685 | !-- Weight averaged diameter of rain drops: |
---|
| 3686 | dr = ( hyrho(k) * qr(k,j,i) / nr(k,j,i) * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 3687 | ! |
---|
| 3688 | !-- Collisional breakup rate (Seifert, 2008): |
---|
| 3689 | IF ( dr >= 0.3E-3_wp ) THEN |
---|
| 3690 | phi_br = k_br * ( dr - 1.1E-3_wp ) |
---|
| 3691 | breakup = selfcoll * ( phi_br + 1.0_wp ) |
---|
| 3692 | ELSE |
---|
| 3693 | breakup = 0.0_wp |
---|
| 3694 | ENDIF |
---|
| 3695 | |
---|
| 3696 | selfcoll = MAX( breakup - selfcoll, -nr(k,j,i) / dt_micro ) |
---|
| 3697 | nr(k,j,i) = nr(k,j,i) + selfcoll * dt_micro * flag |
---|
| 3698 | |
---|
| 3699 | ENDIF |
---|
| 3700 | ENDDO |
---|
| 3701 | |
---|
| 3702 | END SUBROUTINE selfcollection_breakup_ij |
---|
| 3703 | |
---|
| 3704 | |
---|
| 3705 | !------------------------------------------------------------------------------! |
---|
| 3706 | ! Description: |
---|
| 3707 | ! ------------ |
---|
| 3708 | !> Evaporation of precipitable water. Condensation is neglected for |
---|
| 3709 | !> precipitable water. Call for grid point i,j |
---|
| 3710 | !------------------------------------------------------------------------------! |
---|
| 3711 | SUBROUTINE evaporation_rain_ij( i, j ) |
---|
| 3712 | |
---|
| 3713 | IMPLICIT NONE |
---|
| 3714 | |
---|
| 3715 | INTEGER(iwp) :: i !< |
---|
| 3716 | INTEGER(iwp) :: j !< |
---|
| 3717 | INTEGER(iwp) :: k !< |
---|
| 3718 | |
---|
| 3719 | REAL(wp) :: dr !< |
---|
| 3720 | REAL(wp) :: evap !< |
---|
| 3721 | REAL(wp) :: evap_nr !< |
---|
| 3722 | REAL(wp) :: f_vent !< |
---|
| 3723 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3724 | REAL(wp) :: g_evap !< |
---|
| 3725 | REAL(wp) :: lambda_r !< |
---|
| 3726 | REAL(wp) :: mu_r !< |
---|
| 3727 | REAL(wp) :: mu_r_2 !< |
---|
| 3728 | REAL(wp) :: mu_r_5d2 !< |
---|
| 3729 | REAL(wp) :: nr_0 !< |
---|
| 3730 | REAL(wp) :: temp !< |
---|
| 3731 | REAL(wp) :: xr !< |
---|
| 3732 | |
---|
| 3733 | DO k = nzb+1, nzt |
---|
| 3734 | ! |
---|
| 3735 | !-- Predetermine flag to mask topography |
---|
| 3736 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3737 | |
---|
| 3738 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 3739 | ! |
---|
[3445] | 3740 | !-- Call calculation of supersaturation |
---|
| 3741 | CALL supersaturation ( i, j, k ) |
---|
[3274] | 3742 | ! |
---|
| 3743 | !-- Evaporation needs only to be calculated in subsaturated regions |
---|
| 3744 | IF ( sat < 0.0_wp ) THEN |
---|
| 3745 | ! |
---|
| 3746 | !-- Actual temperature: |
---|
| 3747 | temp = t_l + lv_d_cp * ( qc(k,j,i) + qr(k,j,i) ) |
---|
| 3748 | |
---|
| 3749 | g_evap = 1.0_wp / ( ( l_v / ( r_v * temp ) - 1.0_wp ) * l_v / & |
---|
| 3750 | ( thermal_conductivity_l * temp ) + & |
---|
| 3751 | r_v * temp / ( diff_coeff_l * e_s ) & |
---|
| 3752 | ) |
---|
| 3753 | ! |
---|
| 3754 | !-- Mean weight of rain drops |
---|
| 3755 | xr = hyrho(k) * qr(k,j,i) / nr(k,j,i) |
---|
| 3756 | ! |
---|
| 3757 | !-- Weight averaged diameter of rain drops: |
---|
| 3758 | dr = ( xr * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 3759 | ! |
---|
| 3760 | !-- Compute ventilation factor and intercept parameter |
---|
| 3761 | !-- (Seifert and Beheng, 2006; Seifert, 2008): |
---|
| 3762 | IF ( ventilation_effect ) THEN |
---|
| 3763 | ! |
---|
| 3764 | !-- Shape parameter of gamma distribution (Milbrandt and Yau, 2005; |
---|
| 3765 | !-- Stevens and Seifert, 2008): |
---|
| 3766 | mu_r = 10.0_wp * ( 1.0_wp + TANH( 1.2E3_wp * ( dr - 1.4E-3_wp ) ) ) |
---|
| 3767 | ! |
---|
| 3768 | !-- Slope parameter of gamma distribution (Seifert, 2008): |
---|
| 3769 | lambda_r = ( ( mu_r + 3.0_wp ) * ( mu_r + 2.0_wp ) * & |
---|
| 3770 | ( mu_r + 1.0_wp ) & |
---|
| 3771 | )**( 1.0_wp / 3.0_wp ) / dr |
---|
| 3772 | |
---|
| 3773 | mu_r_2 = mu_r + 2.0_wp |
---|
| 3774 | mu_r_5d2 = mu_r + 2.5_wp |
---|
| 3775 | |
---|
| 3776 | f_vent = a_vent * gamm( mu_r_2 ) * lambda_r**( -mu_r_2 ) + & |
---|
| 3777 | b_vent * schmidt_p_1d3 * & |
---|
| 3778 | SQRT( a_term / kin_vis_air ) * gamm( mu_r_5d2 ) * & |
---|
| 3779 | lambda_r**( -mu_r_5d2 ) * & |
---|
| 3780 | ( 1.0_wp - & |
---|
| 3781 | 0.5_wp * ( b_term / a_term ) * & |
---|
| 3782 | ( lambda_r / ( c_term + lambda_r ) & |
---|
| 3783 | )**mu_r_5d2 - & |
---|
| 3784 | 0.125_wp * ( b_term / a_term )**2 * & |
---|
| 3785 | ( lambda_r / ( 2.0_wp * c_term + lambda_r ) & |
---|
| 3786 | )**mu_r_5d2 - & |
---|
| 3787 | 0.0625_wp * ( b_term / a_term )**3 * & |
---|
| 3788 | ( lambda_r / ( 3.0_wp * c_term + lambda_r ) & |
---|
| 3789 | )**mu_r_5d2 - & |
---|
| 3790 | 0.0390625_wp * ( b_term / a_term )**4 * & |
---|
| 3791 | ( lambda_r / ( 4.0_wp * c_term + lambda_r ) & |
---|
| 3792 | )**mu_r_5d2 & |
---|
| 3793 | ) |
---|
| 3794 | |
---|
| 3795 | nr_0 = nr(k,j,i) * lambda_r**( mu_r + 1.0_wp ) / & |
---|
| 3796 | gamm( mu_r + 1.0_wp ) |
---|
| 3797 | ELSE |
---|
| 3798 | f_vent = 1.0_wp |
---|
| 3799 | nr_0 = nr(k,j,i) * dr |
---|
| 3800 | ENDIF |
---|
| 3801 | ! |
---|
| 3802 | !-- Evaporation rate of rain water content (Seifert and Beheng, 2006): |
---|
| 3803 | evap = 2.0_wp * pi * nr_0 * g_evap * f_vent * sat / hyrho(k) |
---|
| 3804 | evap = MAX( evap, -qr(k,j,i) / dt_micro ) |
---|
| 3805 | evap_nr = MAX( c_evap * evap / xr * hyrho(k), & |
---|
| 3806 | -nr(k,j,i) / dt_micro ) |
---|
| 3807 | |
---|
| 3808 | qr(k,j,i) = qr(k,j,i) + evap * dt_micro * flag |
---|
| 3809 | nr(k,j,i) = nr(k,j,i) + evap_nr * dt_micro * flag |
---|
| 3810 | |
---|
| 3811 | ENDIF |
---|
| 3812 | ENDIF |
---|
| 3813 | |
---|
| 3814 | ENDDO |
---|
| 3815 | |
---|
| 3816 | END SUBROUTINE evaporation_rain_ij |
---|
| 3817 | |
---|
| 3818 | |
---|
| 3819 | !------------------------------------------------------------------------------! |
---|
| 3820 | ! Description: |
---|
| 3821 | ! ------------ |
---|
| 3822 | !> Sedimentation of cloud droplets (Ackermann et al., 2009, MWR). |
---|
| 3823 | !> Call for grid point i,j |
---|
| 3824 | !------------------------------------------------------------------------------! |
---|
| 3825 | SUBROUTINE sedimentation_cloud_ij( i, j ) |
---|
| 3826 | |
---|
| 3827 | IMPLICIT NONE |
---|
| 3828 | |
---|
| 3829 | INTEGER(iwp) :: i !< |
---|
| 3830 | INTEGER(iwp) :: j !< |
---|
| 3831 | INTEGER(iwp) :: k !< |
---|
| 3832 | |
---|
| 3833 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3834 | REAL(wp) :: nc_sedi !< |
---|
| 3835 | |
---|
| 3836 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_nc !< |
---|
| 3837 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_qc !< |
---|
| 3838 | |
---|
| 3839 | sed_qc(nzt+1) = 0.0_wp |
---|
| 3840 | sed_nc(nzt+1) = 0.0_wp |
---|
| 3841 | |
---|
| 3842 | |
---|
| 3843 | DO k = nzt, nzb+1, -1 |
---|
| 3844 | ! |
---|
| 3845 | !-- Predetermine flag to mask topography |
---|
| 3846 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
[3507] | 3847 | IF ( microphysics_morrison ) THEN |
---|
| 3848 | nc_sedi = nc(k,j,i) |
---|
| 3849 | ELSE |
---|
| 3850 | nc_sedi = nc_const |
---|
| 3851 | ENDIF |
---|
[3274] | 3852 | ! |
---|
| 3853 | !-- Sedimentation fluxes for number concentration are only calculated |
---|
| 3854 | !-- for cloud_scheme = 'morrison' |
---|
| 3855 | IF ( microphysics_morrison ) THEN |
---|
| 3856 | IF ( qc(k,j,i) > eps_sb .AND. nc(k,j,i) > eps_mr ) THEN |
---|
| 3857 | sed_nc(k) = sed_qc_const * & |
---|
| 3858 | ( qc(k,j,i) * hyrho(k) )**( 2.0_wp / 3.0_wp ) * & |
---|
| 3859 | ( nc(k,j,i) )**( 1.0_wp / 3.0_wp ) |
---|
| 3860 | ELSE |
---|
| 3861 | sed_nc(k) = 0.0_wp |
---|
| 3862 | ENDIF |
---|
| 3863 | |
---|
| 3864 | sed_nc(k) = MIN( sed_nc(k), hyrho(k) * dzu(k+1) * & |
---|
| 3865 | nc(k,j,i) / dt_micro + sed_nc(k+1) & |
---|
| 3866 | ) * flag |
---|
| 3867 | |
---|
| 3868 | nc(k,j,i) = nc(k,j,i) + ( sed_nc(k+1) - sed_nc(k) ) * & |
---|
| 3869 | ddzu(k+1) / hyrho(k) * dt_micro * flag |
---|
| 3870 | ENDIF |
---|
| 3871 | |
---|
| 3872 | IF ( qc(k,j,i) > eps_sb .AND. nc_sedi > eps_mr ) THEN |
---|
| 3873 | sed_qc(k) = sed_qc_const * nc_sedi**( -2.0_wp / 3.0_wp ) * & |
---|
| 3874 | ( qc(k,j,i) * hyrho(k) )**( 5.0_wp / 3.0_wp ) * flag |
---|
| 3875 | ELSE |
---|
| 3876 | sed_qc(k) = 0.0_wp |
---|
| 3877 | ENDIF |
---|
| 3878 | |
---|
| 3879 | sed_qc(k) = MIN( sed_qc(k), hyrho(k) * dzu(k+1) * q(k,j,i) / & |
---|
| 3880 | dt_micro + sed_qc(k+1) & |
---|
| 3881 | ) * flag |
---|
| 3882 | |
---|
| 3883 | q(k,j,i) = q(k,j,i) + ( sed_qc(k+1) - sed_qc(k) ) * ddzu(k+1) / & |
---|
| 3884 | hyrho(k) * dt_micro * flag |
---|
| 3885 | qc(k,j,i) = qc(k,j,i) + ( sed_qc(k+1) - sed_qc(k) ) * ddzu(k+1) / & |
---|
| 3886 | hyrho(k) * dt_micro * flag |
---|
| 3887 | pt(k,j,i) = pt(k,j,i) - ( sed_qc(k+1) - sed_qc(k) ) * ddzu(k+1) / & |
---|
| 3888 | hyrho(k) * lv_d_cp * d_exner(k) * dt_micro & |
---|
| 3889 | * flag |
---|
| 3890 | |
---|
| 3891 | ! |
---|
| 3892 | !-- Compute the precipitation rate of cloud (fog) droplets |
---|
| 3893 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 3894 | prr(k,j,i) = prr(k,j,i) + sed_qc(k) / hyrho(k) * & |
---|
| 3895 | weight_substep(intermediate_timestep_count) * flag |
---|
| 3896 | ELSE |
---|
| 3897 | prr(k,j,i) = prr(k,j,i) + sed_qc(k) / hyrho(k) * flag |
---|
| 3898 | ENDIF |
---|
| 3899 | |
---|
| 3900 | ENDDO |
---|
| 3901 | |
---|
| 3902 | END SUBROUTINE sedimentation_cloud_ij |
---|
| 3903 | |
---|
| 3904 | |
---|
| 3905 | !------------------------------------------------------------------------------! |
---|
| 3906 | ! Description: |
---|
| 3907 | ! ------------ |
---|
| 3908 | !> Computation of sedimentation flux. Implementation according to Stevens |
---|
| 3909 | !> and Seifert (2008). Code is based on UCLA-LES. Call for grid point i,j |
---|
| 3910 | !------------------------------------------------------------------------------! |
---|
| 3911 | SUBROUTINE sedimentation_rain_ij( i, j ) |
---|
| 3912 | |
---|
| 3913 | IMPLICIT NONE |
---|
| 3914 | |
---|
| 3915 | INTEGER(iwp) :: i !< running index x direction |
---|
| 3916 | INTEGER(iwp) :: j !< running index y direction |
---|
| 3917 | INTEGER(iwp) :: k !< running index z direction |
---|
| 3918 | INTEGER(iwp) :: k_run !< |
---|
| 3919 | INTEGER(iwp) :: m !< running index surface elements |
---|
| 3920 | INTEGER(iwp) :: surf_e !< End index of surface elements at (j,i)-gridpoint |
---|
| 3921 | INTEGER(iwp) :: surf_s !< Start index of surface elements at (j,i)-gridpoint |
---|
| 3922 | |
---|
| 3923 | REAL(wp) :: c_run !< |
---|
| 3924 | REAL(wp) :: d_max !< |
---|
| 3925 | REAL(wp) :: d_mean !< |
---|
| 3926 | REAL(wp) :: d_min !< |
---|
| 3927 | REAL(wp) :: dr !< |
---|
| 3928 | REAL(wp) :: flux !< |
---|
| 3929 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 3930 | REAL(wp) :: lambda_r !< |
---|
| 3931 | REAL(wp) :: mu_r !< |
---|
| 3932 | REAL(wp) :: z_run !< |
---|
| 3933 | |
---|
| 3934 | REAL(wp), DIMENSION(nzb:nzt+1) :: c_nr !< |
---|
| 3935 | REAL(wp), DIMENSION(nzb:nzt+1) :: c_qr !< |
---|
| 3936 | REAL(wp), DIMENSION(nzb:nzt+1) :: nr_slope !< |
---|
| 3937 | REAL(wp), DIMENSION(nzb:nzt+1) :: qr_slope !< |
---|
| 3938 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_nr !< |
---|
| 3939 | REAL(wp), DIMENSION(nzb:nzt+1) :: sed_qr !< |
---|
| 3940 | REAL(wp), DIMENSION(nzb:nzt+1) :: w_nr !< |
---|
| 3941 | REAL(wp), DIMENSION(nzb:nzt+1) :: w_qr !< |
---|
| 3942 | |
---|
| 3943 | ! |
---|
| 3944 | !-- Compute velocities |
---|
| 3945 | DO k = nzb+1, nzt |
---|
| 3946 | ! |
---|
| 3947 | !-- Predetermine flag to mask topography |
---|
| 3948 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 3949 | |
---|
| 3950 | IF ( qr(k,j,i) > eps_sb ) THEN |
---|
| 3951 | ! |
---|
| 3952 | !-- Weight averaged diameter of rain drops: |
---|
| 3953 | dr = ( hyrho(k) * qr(k,j,i) / nr(k,j,i) * dpirho_l )**( 1.0_wp / 3.0_wp ) |
---|
| 3954 | ! |
---|
| 3955 | !-- Shape parameter of gamma distribution (Milbrandt and Yau, 2005; |
---|
| 3956 | !-- Stevens and Seifert, 2008): |
---|
| 3957 | mu_r = 10.0_wp * ( 1.0_wp + TANH( 1.2E3_wp * ( dr - 1.4E-3_wp ) ) ) |
---|
| 3958 | ! |
---|
| 3959 | !-- Slope parameter of gamma distribution (Seifert, 2008): |
---|
| 3960 | lambda_r = ( ( mu_r + 3.0_wp ) * ( mu_r + 2.0_wp ) * & |
---|
| 3961 | ( mu_r + 1.0_wp ) )**( 1.0_wp / 3.0_wp ) / dr |
---|
| 3962 | |
---|
| 3963 | w_nr(k) = MAX( 0.1_wp, MIN( 20.0_wp, & |
---|
| 3964 | a_term - b_term * ( 1.0_wp + & |
---|
| 3965 | c_term / lambda_r )**( -1.0_wp * & |
---|
| 3966 | ( mu_r + 1.0_wp ) ) & |
---|
| 3967 | ) & |
---|
| 3968 | ) * flag |
---|
| 3969 | w_qr(k) = MAX( 0.1_wp, MIN( 20.0_wp, & |
---|
| 3970 | a_term - b_term * ( 1.0_wp + & |
---|
| 3971 | c_term / lambda_r )**( -1.0_wp * & |
---|
| 3972 | ( mu_r + 4.0_wp ) ) & |
---|
| 3973 | ) & |
---|
| 3974 | ) * flag |
---|
| 3975 | ELSE |
---|
| 3976 | w_nr(k) = 0.0_wp |
---|
| 3977 | w_qr(k) = 0.0_wp |
---|
| 3978 | ENDIF |
---|
| 3979 | ENDDO |
---|
| 3980 | ! |
---|
| 3981 | !-- Adjust boundary values using surface data type. |
---|
| 3982 | !-- Upward facing non-natural |
---|
| 3983 | surf_s = bc_h(0)%start_index(j,i) |
---|
| 3984 | surf_e = bc_h(0)%end_index(j,i) |
---|
| 3985 | DO m = surf_s, surf_e |
---|
| 3986 | k = bc_h(0)%k(m) |
---|
| 3987 | w_nr(k-1) = w_nr(k) |
---|
| 3988 | w_qr(k-1) = w_qr(k) |
---|
| 3989 | ENDDO |
---|
| 3990 | ! |
---|
| 3991 | !-- Downward facing non-natural |
---|
| 3992 | surf_s = bc_h(1)%start_index(j,i) |
---|
| 3993 | surf_e = bc_h(1)%end_index(j,i) |
---|
| 3994 | DO m = surf_s, surf_e |
---|
| 3995 | k = bc_h(1)%k(m) |
---|
| 3996 | w_nr(k+1) = w_nr(k) |
---|
| 3997 | w_qr(k+1) = w_qr(k) |
---|
| 3998 | ENDDO |
---|
| 3999 | ! |
---|
| 4000 | !-- Neumann boundary condition at model top |
---|
| 4001 | w_nr(nzt+1) = 0.0_wp |
---|
| 4002 | w_qr(nzt+1) = 0.0_wp |
---|
| 4003 | ! |
---|
| 4004 | !-- Compute Courant number |
---|
| 4005 | DO k = nzb+1, nzt |
---|
| 4006 | ! |
---|
| 4007 | !-- Predetermine flag to mask topography |
---|
| 4008 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 4009 | |
---|
| 4010 | c_nr(k) = 0.25_wp * ( w_nr(k-1) + 2.0_wp * w_nr(k) + w_nr(k+1) ) * & |
---|
| 4011 | dt_micro * ddzu(k) * flag |
---|
| 4012 | c_qr(k) = 0.25_wp * ( w_qr(k-1) + 2.0_wp * w_qr(k) + w_qr(k+1) ) * & |
---|
| 4013 | dt_micro * ddzu(k) * flag |
---|
| 4014 | ENDDO |
---|
| 4015 | ! |
---|
| 4016 | !-- Limit slopes with monotonized centered (MC) limiter (van Leer, 1977): |
---|
| 4017 | IF ( limiter_sedimentation ) THEN |
---|
| 4018 | |
---|
| 4019 | DO k = nzb+1, nzt |
---|
| 4020 | ! |
---|
| 4021 | !-- Predetermine flag to mask topography |
---|
| 4022 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 4023 | |
---|
| 4024 | d_mean = 0.5_wp * ( qr(k+1,j,i) - qr(k-1,j,i) ) |
---|
| 4025 | d_min = qr(k,j,i) - MIN( qr(k+1,j,i), qr(k,j,i), qr(k-1,j,i) ) |
---|
| 4026 | d_max = MAX( qr(k+1,j,i), qr(k,j,i), qr(k-1,j,i) ) - qr(k,j,i) |
---|
| 4027 | |
---|
| 4028 | qr_slope(k) = SIGN(1.0_wp, d_mean) * MIN ( 2.0_wp * d_min, & |
---|
| 4029 | 2.0_wp * d_max, & |
---|
| 4030 | ABS( d_mean ) ) * flag |
---|
| 4031 | |
---|
| 4032 | d_mean = 0.5_wp * ( nr(k+1,j,i) - nr(k-1,j,i) ) |
---|
| 4033 | d_min = nr(k,j,i) - MIN( nr(k+1,j,i), nr(k,j,i), nr(k-1,j,i) ) |
---|
| 4034 | d_max = MAX( nr(k+1,j,i), nr(k,j,i), nr(k-1,j,i) ) - nr(k,j,i) |
---|
| 4035 | |
---|
| 4036 | nr_slope(k) = SIGN(1.0_wp, d_mean) * MIN ( 2.0_wp * d_min, & |
---|
| 4037 | 2.0_wp * d_max, & |
---|
| 4038 | ABS( d_mean ) ) * flag |
---|
| 4039 | ENDDO |
---|
| 4040 | |
---|
| 4041 | ELSE |
---|
| 4042 | |
---|
| 4043 | nr_slope = 0.0_wp |
---|
| 4044 | qr_slope = 0.0_wp |
---|
| 4045 | |
---|
| 4046 | ENDIF |
---|
| 4047 | |
---|
| 4048 | sed_nr(nzt+1) = 0.0_wp |
---|
| 4049 | sed_qr(nzt+1) = 0.0_wp |
---|
| 4050 | ! |
---|
| 4051 | !-- Compute sedimentation flux |
---|
| 4052 | DO k = nzt, nzb+1, -1 |
---|
| 4053 | ! |
---|
| 4054 | !-- Predetermine flag to mask topography |
---|
| 4055 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 4056 | ! |
---|
| 4057 | !-- Sum up all rain drop number densities which contribute to the flux |
---|
| 4058 | !-- through k-1/2 |
---|
| 4059 | flux = 0.0_wp |
---|
| 4060 | z_run = 0.0_wp ! height above z(k) |
---|
| 4061 | k_run = k |
---|
| 4062 | c_run = MIN( 1.0_wp, c_nr(k) ) |
---|
| 4063 | DO WHILE ( c_run > 0.0_wp .AND. k_run <= nzt ) |
---|
| 4064 | flux = flux + hyrho(k_run) * & |
---|
| 4065 | ( nr(k_run,j,i) + nr_slope(k_run) * ( 1.0_wp - c_run ) * & |
---|
| 4066 | 0.5_wp ) * c_run * dzu(k_run) * flag |
---|
| 4067 | z_run = z_run + dzu(k_run) * flag |
---|
| 4068 | k_run = k_run + 1 * flag |
---|
| 4069 | c_run = MIN( 1.0_wp, c_nr(k_run) - z_run * ddzu(k_run) ) * flag |
---|
| 4070 | ENDDO |
---|
| 4071 | ! |
---|
| 4072 | !-- It is not allowed to sediment more rain drop number density than |
---|
| 4073 | !-- available |
---|
| 4074 | flux = MIN( flux, & |
---|
| 4075 | hyrho(k) * dzu(k+1) * nr(k,j,i) + sed_nr(k+1) * dt_micro ) |
---|
| 4076 | |
---|
| 4077 | sed_nr(k) = flux / dt_micro * flag |
---|
| 4078 | nr(k,j,i) = nr(k,j,i) + ( sed_nr(k+1) - sed_nr(k) ) * ddzu(k+1) / & |
---|
| 4079 | hyrho(k) * dt_micro * flag |
---|
| 4080 | ! |
---|
| 4081 | !-- Sum up all rain water content which contributes to the flux |
---|
| 4082 | !-- through k-1/2 |
---|
| 4083 | flux = 0.0_wp |
---|
| 4084 | z_run = 0.0_wp ! height above z(k) |
---|
| 4085 | k_run = k |
---|
| 4086 | c_run = MIN( 1.0_wp, c_qr(k) ) |
---|
| 4087 | |
---|
| 4088 | DO WHILE ( c_run > 0.0_wp .AND. k_run <= nzt ) |
---|
| 4089 | |
---|
| 4090 | flux = flux + hyrho(k_run) * & |
---|
| 4091 | ( qr(k_run,j,i) + qr_slope(k_run) * ( 1.0_wp - c_run ) * & |
---|
| 4092 | 0.5_wp ) * c_run * dzu(k_run) * flag |
---|
| 4093 | z_run = z_run + dzu(k_run) * flag |
---|
| 4094 | k_run = k_run + 1 * flag |
---|
| 4095 | c_run = MIN( 1.0_wp, c_qr(k_run) - z_run * ddzu(k_run) ) * flag |
---|
| 4096 | |
---|
| 4097 | ENDDO |
---|
| 4098 | ! |
---|
| 4099 | !-- It is not allowed to sediment more rain water content than available |
---|
| 4100 | flux = MIN( flux, & |
---|
| 4101 | hyrho(k) * dzu(k) * qr(k,j,i) + sed_qr(k+1) * dt_micro ) |
---|
| 4102 | |
---|
| 4103 | sed_qr(k) = flux / dt_micro * flag |
---|
| 4104 | |
---|
| 4105 | qr(k,j,i) = qr(k,j,i) + ( sed_qr(k+1) - sed_qr(k) ) * ddzu(k+1) / & |
---|
| 4106 | hyrho(k) * dt_micro * flag |
---|
| 4107 | q(k,j,i) = q(k,j,i) + ( sed_qr(k+1) - sed_qr(k) ) * ddzu(k+1) / & |
---|
| 4108 | hyrho(k) * dt_micro * flag |
---|
| 4109 | pt(k,j,i) = pt(k,j,i) - ( sed_qr(k+1) - sed_qr(k) ) * ddzu(k+1) / & |
---|
| 4110 | hyrho(k) * lv_d_cp * d_exner(k) * dt_micro & |
---|
| 4111 | * flag |
---|
| 4112 | ! |
---|
| 4113 | !-- Compute the rain rate |
---|
| 4114 | IF ( call_microphysics_at_all_substeps ) THEN |
---|
| 4115 | prr(k,j,i) = prr(k,j,i) + sed_qr(k) / hyrho(k) & |
---|
| 4116 | * weight_substep(intermediate_timestep_count) * flag |
---|
| 4117 | ELSE |
---|
| 4118 | prr(k,j,i) = prr(k,j,i) + sed_qr(k) / hyrho(k) * flag |
---|
| 4119 | ENDIF |
---|
| 4120 | |
---|
| 4121 | ENDDO |
---|
| 4122 | |
---|
| 4123 | END SUBROUTINE sedimentation_rain_ij |
---|
| 4124 | |
---|
| 4125 | |
---|
| 4126 | !------------------------------------------------------------------------------! |
---|
| 4127 | ! Description: |
---|
| 4128 | ! ------------ |
---|
| 4129 | !> This subroutine computes the precipitation amount due to gravitational |
---|
| 4130 | !> settling of rain and cloud (fog) droplets |
---|
| 4131 | !------------------------------------------------------------------------------! |
---|
| 4132 | SUBROUTINE calc_precipitation_amount_ij( i, j ) |
---|
| 4133 | |
---|
| 4134 | IMPLICIT NONE |
---|
| 4135 | |
---|
| 4136 | INTEGER(iwp) :: i !< running index x direction |
---|
| 4137 | INTEGER(iwp) :: j !< running index y direction |
---|
| 4138 | INTEGER(iwp) :: k !< running index z direction |
---|
| 4139 | INTEGER(iwp) :: m !< running index surface elements |
---|
| 4140 | INTEGER(iwp) :: surf_e !< End index of surface elements at (j,i)-gridpoint |
---|
| 4141 | INTEGER(iwp) :: surf_s !< Start index of surface elements at (j,i)-gridpoint |
---|
| 4142 | |
---|
| 4143 | IF ( ( dt_do2d_xy - time_do2d_xy ) < precipitation_amount_interval .AND.& |
---|
| 4144 | ( .NOT. call_microphysics_at_all_substeps .OR. & |
---|
| 4145 | intermediate_timestep_count == intermediate_timestep_count_max ) ) & |
---|
| 4146 | THEN |
---|
| 4147 | |
---|
| 4148 | surf_s = bc_h(0)%start_index(j,i) |
---|
| 4149 | surf_e = bc_h(0)%end_index(j,i) |
---|
| 4150 | DO m = surf_s, surf_e |
---|
| 4151 | k = bc_h(0)%k(m) |
---|
| 4152 | precipitation_amount(j,i) = precipitation_amount(j,i) + & |
---|
| 4153 | prr(k,j,i) * hyrho(k) * dt_3d |
---|
| 4154 | ENDDO |
---|
| 4155 | |
---|
| 4156 | ENDIF |
---|
| 4157 | |
---|
| 4158 | END SUBROUTINE calc_precipitation_amount_ij |
---|
| 4159 | |
---|
| 4160 | |
---|
| 4161 | !------------------------------------------------------------------------------! |
---|
| 4162 | ! Description: |
---|
| 4163 | ! ------------ |
---|
| 4164 | !> Computation of the diagnostic supersaturation sat, actual liquid water |
---|
| 4165 | !< temperature t_l and saturation water vapor mixing ratio q_s |
---|
| 4166 | !------------------------------------------------------------------------------! |
---|
| 4167 | SUBROUTINE supersaturation ( i,j,k ) |
---|
| 4168 | |
---|
| 4169 | IMPLICIT NONE |
---|
| 4170 | |
---|
| 4171 | INTEGER(iwp) :: i !< running index |
---|
| 4172 | INTEGER(iwp) :: j !< running index |
---|
| 4173 | INTEGER(iwp) :: k !< running index |
---|
| 4174 | |
---|
| 4175 | REAL(wp) :: alpha !< correction factor |
---|
| 4176 | ! |
---|
| 4177 | !-- Actual liquid water temperature: |
---|
| 4178 | t_l = exner(k) * pt(k,j,i) |
---|
| 4179 | ! |
---|
| 4180 | !-- Calculate water vapor saturation pressure |
---|
| 4181 | e_s = magnus( t_l ) |
---|
| 4182 | ! |
---|
| 4183 | !-- Computation of saturation mixing ratio: |
---|
[3361] | 4184 | q_s = rd_d_rv * e_s / ( hyp(k) - e_s ) |
---|
[3274] | 4185 | ! |
---|
| 4186 | !-- Correction factor |
---|
[3361] | 4187 | alpha = rd_d_rv * lv_d_rd * lv_d_cp / ( t_l * t_l ) |
---|
[3274] | 4188 | ! |
---|
| 4189 | !-- Correction of the approximated value |
---|
| 4190 | !-- (see: Cuijpers + Duynkerke, 1993, JAS, 23) |
---|
| 4191 | q_s = q_s * ( 1.0_wp + alpha * q(k,j,i) ) / ( 1.0_wp + alpha * q_s ) |
---|
| 4192 | ! |
---|
| 4193 | !-- Supersaturation: |
---|
| 4194 | !-- Not in case of microphysics_kessler or microphysics_sat_adjust |
---|
| 4195 | !-- since qr is unallocated |
---|
| 4196 | IF ( .NOT. microphysics_kessler .AND. & |
---|
| 4197 | .NOT. microphysics_sat_adjust ) THEN |
---|
| 4198 | sat = ( q(k,j,i) - qr(k,j,i) - qc(k,j,i) ) / q_s - 1.0_wp |
---|
| 4199 | ENDIF |
---|
| 4200 | |
---|
| 4201 | END SUBROUTINE supersaturation |
---|
| 4202 | |
---|
| 4203 | |
---|
| 4204 | !------------------------------------------------------------------------------! |
---|
| 4205 | ! Description: |
---|
| 4206 | ! ------------ |
---|
| 4207 | !> Calculation of the liquid water content (0%-or-100%-scheme). This scheme is |
---|
| 4208 | !> used by the one and the two moment cloud physics scheme. Using the two moment |
---|
| 4209 | !> scheme, this calculation results in the cloud water content. |
---|
| 4210 | !------------------------------------------------------------------------------! |
---|
| 4211 | SUBROUTINE calc_liquid_water_content |
---|
| 4212 | |
---|
| 4213 | |
---|
| 4214 | |
---|
| 4215 | IMPLICIT NONE |
---|
| 4216 | |
---|
| 4217 | INTEGER(iwp) :: i !< |
---|
| 4218 | INTEGER(iwp) :: j !< |
---|
| 4219 | INTEGER(iwp) :: k !< |
---|
| 4220 | |
---|
| 4221 | REAL(wp) :: flag !< flag to indicate first grid level above surface |
---|
| 4222 | |
---|
| 4223 | |
---|
| 4224 | DO i = nxlg, nxrg |
---|
| 4225 | DO j = nysg, nyng |
---|
| 4226 | DO k = nzb+1, nzt |
---|
| 4227 | ! |
---|
| 4228 | !-- Predetermine flag to mask topography |
---|
| 4229 | flag = MERGE( 1.0_wp, 0.0_wp, BTEST( wall_flags_0(k,j,i), 0 ) ) |
---|
| 4230 | |
---|
| 4231 | ! |
---|
| 4232 | !-- Call calculation of supersaturation located |
---|
| 4233 | CALL supersaturation( i, j, k ) |
---|
| 4234 | |
---|
| 4235 | ! |
---|
| 4236 | !-- Compute the liquid water content |
---|
| 4237 | IF ( microphysics_seifert .AND. .NOT. microphysics_morrison ) & |
---|
| 4238 | THEN |
---|
| 4239 | IF ( ( q(k,j,i) - q_s - qr(k,j,i) ) > 0.0_wp ) THEN |
---|
| 4240 | qc(k,j,i) = ( q(k,j,i) - q_s - qr(k,j,i) ) * flag |
---|
| 4241 | ql(k,j,i) = ( qc(k,j,i) + qr(k,j,i) ) * flag |
---|
| 4242 | ELSE |
---|
| 4243 | IF ( q(k,j,i) < qr(k,j,i) ) q(k,j,i) = qr(k,j,i) |
---|
| 4244 | qc(k,j,i) = 0.0_wp |
---|
| 4245 | ql(k,j,i) = qr(k,j,i) * flag |
---|
| 4246 | ENDIF |
---|
| 4247 | ELSEIF ( microphysics_morrison ) THEN |
---|
| 4248 | ql(k,j,i) = qc(k,j,i) + qr(k,j,i) * flag |
---|
| 4249 | ELSE |
---|
| 4250 | IF ( ( q(k,j,i) - q_s ) > 0.0_wp ) THEN |
---|
| 4251 | qc(k,j,i) = ( q(k,j,i) - q_s ) * flag |
---|
| 4252 | ql(k,j,i) = qc(k,j,i) * flag |
---|
| 4253 | ELSE |
---|
| 4254 | qc(k,j,i) = 0.0_wp |
---|
| 4255 | ql(k,j,i) = 0.0_wp |
---|
| 4256 | ENDIF |
---|
| 4257 | ENDIF |
---|
| 4258 | ENDDO |
---|
| 4259 | ENDDO |
---|
| 4260 | ENDDO |
---|
| 4261 | |
---|
| 4262 | END SUBROUTINE calc_liquid_water_content |
---|
| 4263 | |
---|
| 4264 | !------------------------------------------------------------------------------! |
---|
| 4265 | ! Description: |
---|
| 4266 | ! ------------ |
---|
| 4267 | !> This function computes the gamma function (Press et al., 1992). |
---|
| 4268 | !> The gamma function is needed for the calculation of the evaporation |
---|
| 4269 | !> of rain drops. |
---|
| 4270 | !------------------------------------------------------------------------------! |
---|
| 4271 | FUNCTION gamm( xx ) |
---|
| 4272 | |
---|
| 4273 | IMPLICIT NONE |
---|
| 4274 | |
---|
| 4275 | INTEGER(iwp) :: j !< |
---|
| 4276 | |
---|
| 4277 | REAL(wp) :: gamm !< |
---|
| 4278 | REAL(wp) :: ser !< |
---|
| 4279 | REAL(wp) :: tmp !< |
---|
| 4280 | REAL(wp) :: x_gamm !< |
---|
| 4281 | REAL(wp) :: xx !< |
---|
| 4282 | REAL(wp) :: y_gamm !< |
---|
| 4283 | |
---|
| 4284 | |
---|
| 4285 | REAL(wp), PARAMETER :: stp = 2.5066282746310005_wp !< |
---|
| 4286 | REAL(wp), PARAMETER :: cof(6) = (/ 76.18009172947146_wp, & |
---|
| 4287 | -86.50532032941677_wp, & |
---|
| 4288 | 24.01409824083091_wp, & |
---|
| 4289 | -1.231739572450155_wp, & |
---|
| 4290 | 0.1208650973866179E-2_wp, & |
---|
| 4291 | -0.5395239384953E-5_wp /) !< |
---|
| 4292 | |
---|
| 4293 | x_gamm = xx |
---|
| 4294 | y_gamm = x_gamm |
---|
| 4295 | tmp = x_gamm + 5.5_wp |
---|
| 4296 | tmp = ( x_gamm + 0.5_wp ) * LOG( tmp ) - tmp |
---|
| 4297 | ser = 1.000000000190015_wp |
---|
| 4298 | |
---|
| 4299 | DO j = 1, 6 |
---|
| 4300 | y_gamm = y_gamm + 1.0_wp |
---|
| 4301 | ser = ser + cof( j ) / y_gamm |
---|
| 4302 | ENDDO |
---|
| 4303 | |
---|
| 4304 | ! |
---|
| 4305 | !-- Until this point the algorithm computes the logarithm of the gamma |
---|
| 4306 | !-- function. Hence, the exponential function is used. |
---|
| 4307 | ! gamm = EXP( tmp + LOG( stp * ser / x_gamm ) ) |
---|
| 4308 | gamm = EXP( tmp ) * stp * ser / x_gamm |
---|
| 4309 | |
---|
| 4310 | RETURN |
---|
| 4311 | |
---|
| 4312 | END FUNCTION gamm |
---|
| 4313 | |
---|
| 4314 | END MODULE bulk_cloud_model_mod |
---|