[1682] | 1 | !> @file radiation_model.f90 |
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[1496] | 2 | !--------------------------------------------------------------------------------! |
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| 3 | ! This file is part of PALM. |
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| 4 | ! |
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| 5 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
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| 6 | ! of the GNU General Public License as published by the Free Software Foundation, |
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| 7 | ! either version 3 of the License, or (at your option) any later version. |
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| 8 | ! |
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| 9 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 10 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 11 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 12 | ! |
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| 13 | ! You should have received a copy of the GNU General Public License along with |
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| 14 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 15 | ! |
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[1585] | 16 | ! Copyright 1997-2015 Leibniz Universitaet Hannover |
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[1496] | 17 | !--------------------------------------------------------------------------------! |
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| 18 | ! |
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| 19 | ! Current revisions: |
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| 20 | ! ----------------- |
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| 21 | ! |
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[1784] | 22 | ! |
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[1496] | 23 | ! Former revisions: |
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| 24 | ! ----------------- |
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| 25 | ! $Id: radiation_model.f90 1784 2016-03-06 19:14:40Z raasch $ |
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| 26 | ! |
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[1784] | 27 | ! 1783 2016-03-06 18:36:17Z raasch |
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| 28 | ! palm-netcdf-module removed in order to avoid a circular module dependency, |
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| 29 | ! netcdf-variables moved to netcdf-module, new routine netcdf_handle_error_rad |
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| 30 | ! added |
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| 31 | ! |
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[1758] | 32 | ! 1757 2016-02-22 15:49:32Z maronga |
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| 33 | ! Added parameter unscheduled_radiation_calls. Bugfix: interpolation of sounding |
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| 34 | ! profiles for pressure and temperature above the LES domain. |
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| 35 | ! |
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[1710] | 36 | ! 1709 2015-11-04 14:47:01Z maronga |
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| 37 | ! Bugfix: set initial value for rrtm_lwuflx_dt to zero, small formatting |
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| 38 | ! corrections |
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| 39 | ! |
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[1702] | 40 | ! 1701 2015-11-02 07:43:04Z maronga |
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| 41 | ! Bugfixes: wrong index for output of timeseries, setting of nz_snd_end |
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| 42 | ! |
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[1692] | 43 | ! 1691 2015-10-26 16:17:44Z maronga |
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| 44 | ! Added option for spin-up runs without radiation (skip_time_do_radiation). Bugfix |
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| 45 | ! in calculation of pressure profiles. Bugfix in calculation of trace gas profiles. |
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| 46 | ! Added output of radiative heating rates. |
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| 47 | ! |
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[1683] | 48 | ! 1682 2015-10-07 23:56:08Z knoop |
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| 49 | ! Code annotations made doxygen readable |
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| 50 | ! |
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[1607] | 51 | ! 1606 2015-06-29 10:43:37Z maronga |
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| 52 | ! Added preprocessor directive __netcdf to allow for compiling without netCDF. |
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| 53 | ! Note, however, that RRTMG cannot be used without netCDF. |
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| 54 | ! |
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[1591] | 55 | ! 1590 2015-05-08 13:56:27Z maronga |
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| 56 | ! Bugfix: definition of character strings requires same length for all elements |
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| 57 | ! |
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[1588] | 58 | ! 1587 2015-05-04 14:19:01Z maronga |
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| 59 | ! Added albedo class for snow |
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| 60 | ! |
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[1586] | 61 | ! 1585 2015-04-30 07:05:52Z maronga |
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| 62 | ! Added support for RRTMG |
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| 63 | ! |
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[1572] | 64 | ! 1571 2015-03-12 16:12:49Z maronga |
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| 65 | ! Added missing KIND attribute. Removed upper-case variable names |
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| 66 | ! |
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[1552] | 67 | ! 1551 2015-03-03 14:18:16Z maronga |
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| 68 | ! Added support for data output. Various variables have been renamed. Added |
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| 69 | ! interface for different radiation schemes (currently: clear-sky, constant, and |
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| 70 | ! RRTM (not yet implemented). |
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| 71 | ! |
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[1497] | 72 | ! 1496 2014-12-02 17:25:50Z maronga |
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| 73 | ! Initial revision |
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| 74 | ! |
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[1496] | 75 | ! |
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| 76 | ! Description: |
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| 77 | ! ------------ |
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[1682] | 78 | !> Radiation models and interfaces |
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| 79 | !> @todo move variable definitions used in init_radiation only to the subroutine |
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| 80 | !> as they are no longer required after initialization. |
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| 81 | !> @todo Output of full column vertical profiles used in RRTMG |
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| 82 | !> @todo Output of other rrtm arrays (such as volume mixing ratios) |
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| 83 | !> @todo Adapt for use with topography |
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| 84 | !> |
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| 85 | !> @note Many variables have a leading dummy dimension (0:0) in order to |
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| 86 | !> match the assume-size shape expected by the RRTMG model. |
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[1496] | 87 | !------------------------------------------------------------------------------! |
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[1682] | 88 | MODULE radiation_model_mod |
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| 89 | |
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[1496] | 90 | USE arrays_3d, & |
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[1691] | 91 | ONLY: dzw, hyp, pt, q, ql, zw |
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[1496] | 92 | |
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[1585] | 93 | USE cloud_parameters, & |
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[1691] | 94 | ONLY: cp, l_d_cp, nc_const, rho_l, sigma_gc |
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[1585] | 95 | |
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| 96 | USE constants, & |
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| 97 | ONLY: pi |
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| 98 | |
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[1496] | 99 | USE control_parameters, & |
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[1585] | 100 | ONLY: cloud_droplets, cloud_physics, g, initializing_actions, & |
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[1691] | 101 | large_scale_forcing, lsf_surf, phi, pt_surface, rho_surface, & |
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[1585] | 102 | surface_pressure, time_since_reference_point |
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[1496] | 103 | |
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| 104 | USE indices, & |
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[1585] | 105 | ONLY: nxl, nxlg, nxr, nxrg, nyn, nyng, nys, nysg, nzb_s_inner, nzb, nzt |
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[1496] | 106 | |
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| 107 | USE kinds |
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| 108 | |
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[1606] | 109 | #if defined ( __netcdf ) |
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[1783] | 110 | USE NETCDF |
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[1606] | 111 | #endif |
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[1585] | 112 | |
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| 113 | #if defined ( __rrtmg ) |
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| 114 | USE parrrsw, & |
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| 115 | ONLY: naerec, nbndsw |
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[1551] | 116 | |
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[1585] | 117 | USE parrrtm, & |
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| 118 | ONLY: nbndlw |
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| 119 | |
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| 120 | USE rrtmg_lw_init, & |
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| 121 | ONLY: rrtmg_lw_ini |
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| 122 | |
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| 123 | USE rrtmg_sw_init, & |
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| 124 | ONLY: rrtmg_sw_ini |
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| 125 | |
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| 126 | USE rrtmg_lw_rad, & |
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| 127 | ONLY: rrtmg_lw |
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| 128 | |
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| 129 | USE rrtmg_sw_rad, & |
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| 130 | ONLY: rrtmg_sw |
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| 131 | #endif |
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| 132 | |
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| 133 | |
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| 134 | |
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[1496] | 135 | IMPLICIT NONE |
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| 136 | |
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[1585] | 137 | CHARACTER(10) :: radiation_scheme = 'clear-sky' ! 'constant', 'clear-sky', or 'rrtmg' |
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[1551] | 138 | |
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[1585] | 139 | ! |
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| 140 | !-- Predefined Land surface classes (albedo_type) after Briegleb (1992) |
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[1590] | 141 | CHARACTER(37), DIMENSION(0:16), PARAMETER :: albedo_type_name = (/ & |
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| 142 | 'user defined ', & ! 0 |
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| 143 | 'ocean ', & ! 1 |
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| 144 | 'mixed farming, tall grassland ', & ! 2 |
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| 145 | 'tall/medium grassland ', & ! 3 |
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| 146 | 'evergreen shrubland ', & ! 4 |
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| 147 | 'short grassland/meadow/shrubland ', & ! 5 |
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| 148 | 'evergreen needleleaf forest ', & ! 6 |
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| 149 | 'mixed deciduous evergreen forest ', & ! 7 |
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| 150 | 'deciduous forest ', & ! 8 |
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| 151 | 'tropical evergreen broadleaved forest', & ! 9 |
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| 152 | 'medium/tall grassland/woodland ', & ! 10 |
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| 153 | 'desert, sandy ', & ! 11 |
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| 154 | 'desert, rocky ', & ! 12 |
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| 155 | 'tundra ', & ! 13 |
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| 156 | 'land ice ', & ! 14 |
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| 157 | 'sea ice ', & ! 15 |
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| 158 | 'snow ' & ! 16 |
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[1585] | 159 | /) |
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[1496] | 160 | |
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[1682] | 161 | INTEGER(iwp) :: albedo_type = 5, & !< Albedo surface type (default: short grassland) |
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| 162 | day, & !< current day of the year |
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| 163 | day_init = 172, & !< day of the year at model start (21/06) |
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| 164 | dots_rad = 0 !< starting index for timeseries output |
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[1496] | 165 | |
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| 166 | |
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| 167 | |
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[1585] | 168 | |
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| 169 | |
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| 170 | |
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[1757] | 171 | LOGICAL :: unscheduled_radiation_calls = .TRUE., & !< flag parameter indicating whether additional calls of the radiation code are allowed |
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| 172 | constant_albedo = .FALSE., & !< flag parameter indicating whether the albedo may change depending on zenith |
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| 173 | force_radiation_call = .FALSE., & !< flag parameter for unscheduled radiation calls |
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| 174 | lw_radiation = .TRUE., & !< flag parameter indicating whether longwave radiation shall be calculated |
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| 175 | radiation = .FALSE., & !< flag parameter indicating whether the radiation model is used |
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| 176 | sun_up = .TRUE., & !< flag parameter indicating whether the sun is up or down |
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| 177 | sw_radiation = .TRUE. !< flag parameter indicing whether shortwave radiation shall be calculated |
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[1585] | 178 | |
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[1496] | 179 | |
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[1691] | 180 | REAL(wp), PARAMETER :: d_seconds_hour = 0.000277777777778_wp, & !< inverse of seconds per hour (1/3600) |
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| 181 | d_hours_day = 0.0416666666667_wp, & !< inverse of hours per day (1/24) |
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| 182 | sigma_sb = 5.67037321E-8_wp, & !< Stefan-Boltzmann constant |
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| 183 | solar_constant = 1368.0_wp !< solar constant at top of atmosphere |
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[1585] | 184 | |
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[1691] | 185 | REAL(wp) :: albedo = 9999999.9_wp, & !< NAMELIST alpha |
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| 186 | albedo_lw_dif = 9999999.9_wp, & !< NAMELIST aldif |
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| 187 | albedo_lw_dir = 9999999.9_wp, & !< NAMELIST aldir |
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| 188 | albedo_sw_dif = 9999999.9_wp, & !< NAMELIST asdif |
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| 189 | albedo_sw_dir = 9999999.9_wp, & !< NAMELIST asdir |
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| 190 | decl_1, & !< declination coef. 1 |
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| 191 | decl_2, & !< declination coef. 2 |
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| 192 | decl_3, & !< declination coef. 3 |
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| 193 | dt_radiation = 0.0_wp, & !< radiation model timestep |
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| 194 | emissivity = 0.98_wp, & !< NAMELIST surface emissivity |
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| 195 | lambda = 0.0_wp, & !< longitude in degrees |
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| 196 | lon = 0.0_wp, & !< longitude in radians |
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| 197 | lat = 0.0_wp, & !< latitude in radians |
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| 198 | net_radiation = 0.0_wp, & !< net radiation at surface |
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| 199 | skip_time_do_radiation = 0.0_wp, & !< Radiation model is not called before this time |
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| 200 | sky_trans, & !< sky transmissivity |
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| 201 | time_radiation = 0.0_wp, & !< time since last call of radiation code |
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| 202 | time_utc, & !< current time in UTC |
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| 203 | time_utc_init = 43200.0_wp !< UTC time at model start (noon) |
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| 204 | |
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[1682] | 205 | REAL(wp), DIMENSION(0:0) :: zenith !< solar zenith angle |
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[1585] | 206 | |
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[1496] | 207 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: & |
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[1682] | 208 | alpha, & !< surface broadband albedo (used for clear-sky scheme) |
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[1709] | 209 | rad_lw_out_change_0, & !< change in LW out due to change in surface temperature |
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[1682] | 210 | rad_net, & !< net radiation at the surface |
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| 211 | rad_net_av !< average of rad_net |
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[1496] | 212 | |
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[1585] | 213 | ! |
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| 214 | !-- Land surface albedos for solar zenith angle of 60° after Briegleb (1992) |
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| 215 | !-- (shortwave, longwave, broadband): sw, lw, bb, |
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[1587] | 216 | REAL(wp), DIMENSION(0:2,1:16), PARAMETER :: albedo_pars = RESHAPE( (/& |
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[1585] | 217 | 0.06_wp, 0.06_wp, 0.06_wp, & ! 1 |
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| 218 | 0.09_wp, 0.28_wp, 0.19_wp, & ! 2 |
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| 219 | 0.11_wp, 0.33_wp, 0.23_wp, & ! 3 |
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| 220 | 0.11_wp, 0.33_wp, 0.23_wp, & ! 4 |
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| 221 | 0.14_wp, 0.34_wp, 0.25_wp, & ! 5 |
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| 222 | 0.06_wp, 0.22_wp, 0.14_wp, & ! 6 |
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| 223 | 0.06_wp, 0.27_wp, 0.17_wp, & ! 7 |
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| 224 | 0.06_wp, 0.31_wp, 0.19_wp, & ! 8 |
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| 225 | 0.06_wp, 0.22_wp, 0.14_wp, & ! 9 |
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| 226 | 0.06_wp, 0.28_wp, 0.18_wp, & ! 10 |
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| 227 | 0.35_wp, 0.51_wp, 0.43_wp, & ! 11 |
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| 228 | 0.24_wp, 0.40_wp, 0.32_wp, & ! 12 |
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| 229 | 0.10_wp, 0.27_wp, 0.19_wp, & ! 13 |
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| 230 | 0.90_wp, 0.65_wp, 0.77_wp, & ! 14 |
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[1587] | 231 | 0.90_wp, 0.65_wp, 0.77_wp, & ! 15 |
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| 232 | 0.95_wp, 0.70_wp, 0.82_wp & ! 16 |
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| 233 | /), (/ 3, 16 /) ) |
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[1496] | 234 | |
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[1585] | 235 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE, TARGET :: & |
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[1691] | 236 | rad_lw_cs_hr, & !< longwave clear sky radiation heating rate (K/s) |
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| 237 | rad_lw_cs_hr_av, & !< average of rad_lw_cs_hr |
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| 238 | rad_lw_hr, & !< longwave radiation heating rate (K/s) |
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| 239 | rad_lw_hr_av, & !< average of rad_sw_hr |
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| 240 | rad_lw_in, & !< incoming longwave radiation (W/m2) |
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| 241 | rad_lw_in_av, & !< average of rad_lw_in |
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| 242 | rad_lw_out, & !< outgoing longwave radiation (W/m2) |
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| 243 | rad_lw_out_av, & !< average of rad_lw_out |
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| 244 | rad_sw_cs_hr, & !< shortwave clear sky radiation heating rate (K/s) |
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| 245 | rad_sw_cs_hr_av, & !< average of rad_sw_cs_hr |
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| 246 | rad_sw_hr, & !< shortwave radiation heating rate (K/s) |
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| 247 | rad_sw_hr_av, & !< average of rad_sw_hr |
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[1682] | 248 | rad_sw_in, & !< incoming shortwave radiation (W/m2) |
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| 249 | rad_sw_in_av, & !< average of rad_sw_in |
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| 250 | rad_sw_out, & !< outgoing shortwave radiation (W/m2) |
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[1691] | 251 | rad_sw_out_av !< average of rad_sw_out |
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[1585] | 252 | |
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[1691] | 253 | |
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[1585] | 254 | ! |
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| 255 | !-- Variables and parameters used in RRTMG only |
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| 256 | #if defined ( __rrtmg ) |
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[1682] | 257 | CHARACTER(LEN=12) :: rrtm_input_file = "RAD_SND_DATA" !< name of the NetCDF input file (sounding data) |
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[1585] | 258 | |
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| 259 | |
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| 260 | ! |
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| 261 | !-- Flag parameters for RRTMGS (should not be changed) |
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[1682] | 262 | INTEGER(iwp), PARAMETER :: rrtm_inflglw = 2, & !< flag for lw cloud optical properties (0,1,2) |
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| 263 | rrtm_iceflglw = 0, & !< flag for lw ice particle specifications (0,1,2,3) |
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| 264 | rrtm_liqflglw = 1, & !< flag for lw liquid droplet specifications |
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| 265 | rrtm_inflgsw = 2, & !< flag for sw cloud optical properties (0,1,2) |
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| 266 | rrtm_iceflgsw = 0, & !< flag for sw ice particle specifications (0,1,2,3) |
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| 267 | rrtm_liqflgsw = 1 !< flag for sw liquid droplet specifications |
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[1585] | 268 | |
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| 269 | ! |
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| 270 | !-- The following variables should be only changed with care, as this will |
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| 271 | !-- require further setting of some variables, which is currently not |
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| 272 | !-- implemented (aerosols, ice phase). |
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[1682] | 273 | INTEGER(iwp) :: nzt_rad, & !< upper vertical limit for radiation calculations |
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| 274 | rrtm_icld = 0, & !< cloud flag (0: clear sky column, 1: cloudy column) |
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| 275 | rrtm_iaer = 0, & !< aerosol option flag (0: no aerosol layers, for lw only: 6 (requires setting of rrtm_sw_ecaer), 10: one or more aerosol layers (not implemented) |
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[1691] | 276 | rrtm_idrv = 1 !< longwave upward flux calculation option (0,1) |
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[1585] | 277 | |
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[1682] | 278 | LOGICAL :: snd_exists = .FALSE. !< flag parameter to check whether a user-defined input files exists |
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[1585] | 279 | |
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[1691] | 280 | REAL(wp), PARAMETER :: mol_mass_air_d_wv = 1.607793_wp !< molecular weight dry air / water vapor |
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[1585] | 281 | |
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[1682] | 282 | REAL(wp), DIMENSION(:), ALLOCATABLE :: hyp_snd, & !< hypostatic pressure from sounding data (hPa) |
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| 283 | q_snd, & !< specific humidity from sounding data (kg/kg) - dummy at the moment |
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| 284 | rrtm_tsfc, & !< dummy array for storing surface temperature |
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| 285 | t_snd !< actual temperature from sounding data (hPa) |
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[1585] | 286 | |
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[1691] | 287 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: aldif, & !< longwave diffuse albedo solar angle of 60° |
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| 288 | aldir, & !< longwave direct albedo solar angle of 60° |
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| 289 | asdif, & !< shortwave diffuse albedo solar angle of 60° |
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| 290 | asdir, & !< shortwave direct albedo solar angle of 60° |
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| 291 | rrtm_ccl4vmr, & !< CCL4 volume mixing ratio (g/mol) |
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| 292 | rrtm_cfc11vmr, & !< CFC11 volume mixing ratio (g/mol) |
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| 293 | rrtm_cfc12vmr, & !< CFC12 volume mixing ratio (g/mol) |
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| 294 | rrtm_cfc22vmr, & !< CFC22 volume mixing ratio (g/mol) |
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| 295 | rrtm_ch4vmr, & !< CH4 volume mixing ratio |
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| 296 | rrtm_cicewp, & !< in-cloud ice water path (g/m²) |
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| 297 | rrtm_cldfr, & !< cloud fraction (0,1) |
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| 298 | rrtm_cliqwp, & !< in-cloud liquid water path (g/m²) |
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| 299 | rrtm_co2vmr, & !< CO2 volume mixing ratio (g/mol) |
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| 300 | rrtm_emis, & !< surface emissivity (0-1) |
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| 301 | rrtm_h2ovmr, & !< H2O volume mixing ratio |
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| 302 | rrtm_n2ovmr, & !< N2O volume mixing ratio |
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| 303 | rrtm_o2vmr, & !< O2 volume mixing ratio |
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| 304 | rrtm_o3vmr, & !< O3 volume mixing ratio |
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| 305 | rrtm_play, & !< pressure layers (hPa, zu-grid) |
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| 306 | rrtm_plev, & !< pressure layers (hPa, zw-grid) |
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| 307 | rrtm_reice, & !< cloud ice effective radius (microns) |
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| 308 | rrtm_reliq, & !< cloud water drop effective radius (microns) |
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| 309 | rrtm_tlay, & !< actual temperature (K, zu-grid) |
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| 310 | rrtm_tlev, & !< actual temperature (K, zw-grid) |
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| 311 | rrtm_lwdflx, & !< RRTM output of incoming longwave radiation flux (W/m2) |
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| 312 | rrtm_lwdflxc, & !< RRTM output of outgoing clear sky longwave radiation flux (W/m2) |
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| 313 | rrtm_lwuflx, & !< RRTM output of outgoing longwave radiation flux (W/m2) |
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| 314 | rrtm_lwuflxc, & !< RRTM output of incoming clear sky longwave radiation flux (W/m2) |
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| 315 | rrtm_lwuflx_dt, & !< RRTM output of incoming clear sky longwave radiation flux (W/m2) |
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| 316 | rrtm_lwuflxc_dt,& !< RRTM output of outgoing clear sky longwave radiation flux (W/m2) |
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| 317 | rrtm_lwhr, & !< RRTM output of longwave radiation heating rate (K/d) |
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| 318 | rrtm_lwhrc, & !< RRTM output of incoming longwave clear sky radiation heating rate (K/d) |
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| 319 | rrtm_swdflx, & !< RRTM output of incoming shortwave radiation flux (W/m2) |
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| 320 | rrtm_swdflxc, & !< RRTM output of outgoing clear sky shortwave radiation flux (W/m2) |
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| 321 | rrtm_swuflx, & !< RRTM output of outgoing shortwave radiation flux (W/m2) |
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| 322 | rrtm_swuflxc, & !< RRTM output of incoming clear sky shortwave radiation flux (W/m2) |
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| 323 | rrtm_swhr, & !< RRTM output of shortwave radiation heating rate (K/d) |
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| 324 | rrtm_swhrc !< RRTM output of incoming shortwave clear sky radiation heating rate (K/d) |
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[1585] | 325 | |
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| 326 | ! |
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| 327 | !-- Definition of arrays that are currently not used for calling RRTMG (due to setting of flag parameters) |
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[1682] | 328 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: rad_lw_cs_in, & !< incoming clear sky longwave radiation (W/m2) (not used) |
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| 329 | rad_lw_cs_out, & !< outgoing clear sky longwave radiation (W/m2) (not used) |
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| 330 | rad_sw_cs_in, & !< incoming clear sky shortwave radiation (W/m2) (not used) |
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| 331 | rad_sw_cs_out, & !< outgoing clear sky shortwave radiation (W/m2) (not used) |
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| 332 | rrtm_aldif, & !< surface albedo for longwave diffuse radiation |
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| 333 | rrtm_aldir, & !< surface albedo for longwave direct radiation |
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| 334 | rrtm_asdif, & !< surface albedo for shortwave diffuse radiation |
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| 335 | rrtm_asdir, & !< surface albedo for shortwave direct radiation |
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| 336 | rrtm_lw_tauaer, & !< lw aerosol optical depth |
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| 337 | rrtm_lw_taucld, & !< lw in-cloud optical depth |
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| 338 | rrtm_sw_taucld, & !< sw in-cloud optical depth |
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| 339 | rrtm_sw_ssacld, & !< sw in-cloud single scattering albedo |
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| 340 | rrtm_sw_asmcld, & !< sw in-cloud asymmetry parameter |
---|
| 341 | rrtm_sw_fsfcld, & !< sw in-cloud forward scattering fraction |
---|
| 342 | rrtm_sw_tauaer, & !< sw aerosol optical depth |
---|
| 343 | rrtm_sw_ssaaer, & !< sw aerosol single scattering albedo |
---|
| 344 | rrtm_sw_asmaer, & !< sw aerosol asymmetry parameter |
---|
| 345 | rrtm_sw_ecaer !< sw aerosol optical detph at 0.55 microns (rrtm_iaer = 6 only) |
---|
[1691] | 346 | |
---|
[1585] | 347 | #endif |
---|
| 348 | |
---|
[1496] | 349 | INTERFACE init_radiation |
---|
| 350 | MODULE PROCEDURE init_radiation |
---|
| 351 | END INTERFACE init_radiation |
---|
| 352 | |
---|
[1551] | 353 | INTERFACE radiation_clearsky |
---|
| 354 | MODULE PROCEDURE radiation_clearsky |
---|
| 355 | END INTERFACE radiation_clearsky |
---|
[1496] | 356 | |
---|
[1585] | 357 | INTERFACE radiation_rrtmg |
---|
| 358 | MODULE PROCEDURE radiation_rrtmg |
---|
| 359 | END INTERFACE radiation_rrtmg |
---|
[1551] | 360 | |
---|
[1585] | 361 | INTERFACE radiation_tendency |
---|
| 362 | MODULE PROCEDURE radiation_tendency |
---|
| 363 | MODULE PROCEDURE radiation_tendency_ij |
---|
| 364 | END INTERFACE radiation_tendency |
---|
[1551] | 365 | |
---|
[1496] | 366 | SAVE |
---|
| 367 | |
---|
| 368 | PRIVATE |
---|
| 369 | |
---|
[1585] | 370 | PUBLIC albedo, albedo_type, albedo_type_name, albedo_lw_dif, albedo_lw_dir,& |
---|
| 371 | albedo_sw_dif, albedo_sw_dir, constant_albedo, day_init, dots_rad, & |
---|
[1691] | 372 | dt_radiation, emissivity, force_radiation_call, init_radiation, & |
---|
| 373 | lambda, lw_radiation, net_radiation, rad_net, rad_net_av, radiation,& |
---|
| 374 | radiation_clearsky, radiation_rrtmg, radiation_scheme, & |
---|
| 375 | radiation_tendency, rad_lw_in, rad_lw_in_av, rad_lw_out, & |
---|
[1709] | 376 | rad_lw_out_av, rad_lw_out_change_0, rad_lw_cs_hr, rad_lw_cs_hr_av, & |
---|
| 377 | rad_lw_hr, rad_lw_hr_av, rad_sw_in, rad_sw_in_av, rad_sw_out, & |
---|
| 378 | rad_sw_out_av, rad_sw_cs_hr, rad_sw_cs_hr_av, rad_sw_hr, & |
---|
| 379 | rad_sw_hr_av, sigma_sb, skip_time_do_radiation, sw_radiation, & |
---|
[1757] | 380 | time_radiation, time_utc_init, unscheduled_radiation_calls |
---|
[1496] | 381 | |
---|
[1691] | 382 | |
---|
[1585] | 383 | #if defined ( __rrtmg ) |
---|
[1709] | 384 | PUBLIC rrtm_aldif, rrtm_aldir, rrtm_asdif, rrtm_asdir, rrtm_idrv |
---|
[1585] | 385 | #endif |
---|
[1496] | 386 | |
---|
| 387 | CONTAINS |
---|
| 388 | |
---|
| 389 | !------------------------------------------------------------------------------! |
---|
| 390 | ! Description: |
---|
| 391 | ! ------------ |
---|
[1682] | 392 | !> Initialization of the radiation model |
---|
[1496] | 393 | !------------------------------------------------------------------------------! |
---|
| 394 | SUBROUTINE init_radiation |
---|
| 395 | |
---|
| 396 | IMPLICIT NONE |
---|
| 397 | |
---|
[1585] | 398 | ! |
---|
| 399 | !-- Allocate array for storing the surface net radiation |
---|
| 400 | IF ( .NOT. ALLOCATED ( rad_net ) ) THEN |
---|
| 401 | ALLOCATE ( rad_net(nysg:nyng,nxlg:nxrg) ) |
---|
| 402 | rad_net = 0.0_wp |
---|
| 403 | ENDIF |
---|
[1496] | 404 | |
---|
| 405 | ! |
---|
[1709] | 406 | !-- Allocate array for storing the surface net radiation |
---|
| 407 | IF ( .NOT. ALLOCATED ( rad_lw_out_change_0 ) ) THEN |
---|
| 408 | ALLOCATE ( rad_lw_out_change_0(nysg:nyng,nxlg:nxrg) ) |
---|
| 409 | rad_lw_out_change_0 = 0.0_wp |
---|
| 410 | ENDIF |
---|
| 411 | |
---|
| 412 | ! |
---|
[1551] | 413 | !-- Fix net radiation in case of radiation_scheme = 'constant' |
---|
[1585] | 414 | IF ( radiation_scheme == 'constant' ) THEN |
---|
[1551] | 415 | rad_net = net_radiation |
---|
[1585] | 416 | radiation = .FALSE. |
---|
[1551] | 417 | ! |
---|
[1585] | 418 | !-- Calculate orbital constants |
---|
| 419 | ELSE |
---|
[1551] | 420 | decl_1 = SIN(23.45_wp * pi / 180.0_wp) |
---|
| 421 | decl_2 = 2.0_wp * pi / 365.0_wp |
---|
| 422 | decl_3 = decl_2 * 81.0_wp |
---|
[1585] | 423 | lat = phi * pi / 180.0_wp |
---|
| 424 | lon = lambda * pi / 180.0_wp |
---|
| 425 | ENDIF |
---|
| 426 | |
---|
| 427 | |
---|
| 428 | IF ( radiation_scheme == 'clear-sky' ) THEN |
---|
| 429 | |
---|
| 430 | ALLOCATE ( alpha(nysg:nyng,nxlg:nxrg) ) |
---|
| 431 | |
---|
| 432 | IF ( .NOT. ALLOCATED ( rad_sw_in ) ) THEN |
---|
| 433 | ALLOCATE ( rad_sw_in(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 434 | ENDIF |
---|
| 435 | IF ( .NOT. ALLOCATED ( rad_sw_out ) ) THEN |
---|
| 436 | ALLOCATE ( rad_sw_out(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 437 | ENDIF |
---|
| 438 | |
---|
| 439 | IF ( .NOT. ALLOCATED ( rad_sw_in_av ) ) THEN |
---|
| 440 | ALLOCATE ( rad_sw_in_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 441 | ENDIF |
---|
| 442 | IF ( .NOT. ALLOCATED ( rad_sw_out_av ) ) THEN |
---|
| 443 | ALLOCATE ( rad_sw_out_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 444 | ENDIF |
---|
| 445 | |
---|
| 446 | IF ( .NOT. ALLOCATED ( rad_lw_in ) ) THEN |
---|
| 447 | ALLOCATE ( rad_lw_in(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 448 | ENDIF |
---|
| 449 | IF ( .NOT. ALLOCATED ( rad_lw_out ) ) THEN |
---|
| 450 | ALLOCATE ( rad_lw_out(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 451 | ENDIF |
---|
| 452 | |
---|
| 453 | IF ( .NOT. ALLOCATED ( rad_lw_in_av ) ) THEN |
---|
| 454 | ALLOCATE ( rad_lw_in_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 455 | ENDIF |
---|
| 456 | IF ( .NOT. ALLOCATED ( rad_lw_out_av ) ) THEN |
---|
| 457 | ALLOCATE ( rad_lw_out_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 458 | ENDIF |
---|
| 459 | |
---|
| 460 | rad_sw_in = 0.0_wp |
---|
| 461 | rad_sw_out = 0.0_wp |
---|
| 462 | rad_lw_in = 0.0_wp |
---|
| 463 | rad_lw_out = 0.0_wp |
---|
| 464 | |
---|
[1496] | 465 | ! |
---|
[1585] | 466 | !-- Overwrite albedo if manually set in parameter file |
---|
| 467 | IF ( albedo_type /= 0 .AND. albedo == 9999999.9_wp ) THEN |
---|
| 468 | albedo = albedo_pars(2,albedo_type) |
---|
| 469 | ENDIF |
---|
| 470 | |
---|
| 471 | alpha = albedo |
---|
| 472 | |
---|
| 473 | ! |
---|
| 474 | !-- Initialization actions for RRTMG |
---|
| 475 | ELSEIF ( radiation_scheme == 'rrtmg' ) THEN |
---|
| 476 | #if defined ( __rrtmg ) |
---|
| 477 | ! |
---|
| 478 | !-- Allocate albedos |
---|
| 479 | ALLOCATE ( rrtm_aldif(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 480 | ALLOCATE ( rrtm_aldir(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 481 | ALLOCATE ( rrtm_asdif(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 482 | ALLOCATE ( rrtm_asdir(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 483 | ALLOCATE ( aldif(nysg:nyng,nxlg:nxrg) ) |
---|
| 484 | ALLOCATE ( aldir(nysg:nyng,nxlg:nxrg) ) |
---|
| 485 | ALLOCATE ( asdif(nysg:nyng,nxlg:nxrg) ) |
---|
| 486 | ALLOCATE ( asdir(nysg:nyng,nxlg:nxrg) ) |
---|
| 487 | |
---|
| 488 | IF ( albedo_type /= 0 ) THEN |
---|
| 489 | IF ( albedo_lw_dif == 9999999.9_wp ) THEN |
---|
| 490 | albedo_lw_dif = albedo_pars(0,albedo_type) |
---|
| 491 | albedo_lw_dir = albedo_lw_dif |
---|
| 492 | ENDIF |
---|
| 493 | IF ( albedo_sw_dif == 9999999.9_wp ) THEN |
---|
| 494 | albedo_sw_dif = albedo_pars(1,albedo_type) |
---|
| 495 | albedo_sw_dir = albedo_sw_dif |
---|
| 496 | ENDIF |
---|
| 497 | ENDIF |
---|
| 498 | |
---|
| 499 | aldif(:,:) = albedo_lw_dif |
---|
| 500 | aldir(:,:) = albedo_lw_dir |
---|
| 501 | asdif(:,:) = albedo_sw_dif |
---|
| 502 | asdir(:,:) = albedo_sw_dir |
---|
| 503 | ! |
---|
| 504 | !-- Calculate initial values of current (cosine of) the zenith angle and |
---|
| 505 | !-- whether the sun is up |
---|
| 506 | CALL calc_zenith |
---|
| 507 | ! |
---|
| 508 | !-- Calculate initial surface albedo |
---|
| 509 | IF ( .NOT. constant_albedo ) THEN |
---|
| 510 | CALL calc_albedo |
---|
| 511 | ELSE |
---|
| 512 | rrtm_aldif(0,:,:) = aldif(:,:) |
---|
| 513 | rrtm_aldir(0,:,:) = aldir(:,:) |
---|
| 514 | rrtm_asdif(0,:,:) = asdif(:,:) |
---|
| 515 | rrtm_asdir(0,:,:) = asdir(:,:) |
---|
| 516 | ENDIF |
---|
| 517 | |
---|
| 518 | ! |
---|
| 519 | !-- Allocate surface emissivity |
---|
| 520 | ALLOCATE ( rrtm_emis(0:0,1:nbndlw+1) ) |
---|
| 521 | rrtm_emis = emissivity |
---|
| 522 | |
---|
| 523 | ! |
---|
| 524 | !-- Allocate 3d arrays of radiative fluxes and heating rates |
---|
| 525 | IF ( .NOT. ALLOCATED ( rad_sw_in ) ) THEN |
---|
| 526 | ALLOCATE ( rad_sw_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 527 | rad_sw_in = 0.0_wp |
---|
| 528 | ENDIF |
---|
| 529 | |
---|
| 530 | IF ( .NOT. ALLOCATED ( rad_sw_in_av ) ) THEN |
---|
| 531 | ALLOCATE ( rad_sw_in_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 532 | ENDIF |
---|
| 533 | |
---|
| 534 | IF ( .NOT. ALLOCATED ( rad_sw_out ) ) THEN |
---|
| 535 | ALLOCATE ( rad_sw_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
[1691] | 536 | rad_sw_out = 0.0_wp |
---|
[1585] | 537 | ENDIF |
---|
| 538 | |
---|
| 539 | IF ( .NOT. ALLOCATED ( rad_sw_out_av ) ) THEN |
---|
| 540 | ALLOCATE ( rad_sw_out_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 541 | ENDIF |
---|
| 542 | |
---|
[1691] | 543 | IF ( .NOT. ALLOCATED ( rad_sw_hr ) ) THEN |
---|
| 544 | ALLOCATE ( rad_sw_hr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 545 | rad_sw_hr = 0.0_wp |
---|
| 546 | ENDIF |
---|
[1585] | 547 | |
---|
[1691] | 548 | IF ( .NOT. ALLOCATED ( rad_sw_hr_av ) ) THEN |
---|
| 549 | ALLOCATE ( rad_sw_hr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 550 | rad_sw_hr_av = 0.0_wp |
---|
| 551 | ENDIF |
---|
| 552 | |
---|
| 553 | IF ( .NOT. ALLOCATED ( rad_sw_cs_hr ) ) THEN |
---|
| 554 | ALLOCATE ( rad_sw_cs_hr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 555 | rad_sw_cs_hr = 0.0_wp |
---|
| 556 | ENDIF |
---|
| 557 | |
---|
| 558 | IF ( .NOT. ALLOCATED ( rad_sw_cs_hr_av ) ) THEN |
---|
| 559 | ALLOCATE ( rad_sw_cs_hr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 560 | rad_sw_cs_hr_av = 0.0_wp |
---|
| 561 | ENDIF |
---|
| 562 | |
---|
[1585] | 563 | IF ( .NOT. ALLOCATED ( rad_lw_in ) ) THEN |
---|
| 564 | ALLOCATE ( rad_lw_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 565 | rad_lw_in = 0.0_wp |
---|
| 566 | ENDIF |
---|
| 567 | |
---|
| 568 | IF ( .NOT. ALLOCATED ( rad_lw_in_av ) ) THEN |
---|
| 569 | ALLOCATE ( rad_lw_in_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 570 | ENDIF |
---|
| 571 | |
---|
| 572 | IF ( .NOT. ALLOCATED ( rad_lw_out ) ) THEN |
---|
| 573 | ALLOCATE ( rad_lw_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 574 | rad_lw_out = 0.0_wp |
---|
| 575 | ENDIF |
---|
| 576 | |
---|
| 577 | IF ( .NOT. ALLOCATED ( rad_lw_out_av ) ) THEN |
---|
| 578 | ALLOCATE ( rad_lw_out_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 579 | ENDIF |
---|
| 580 | |
---|
[1691] | 581 | IF ( .NOT. ALLOCATED ( rad_lw_hr ) ) THEN |
---|
| 582 | ALLOCATE ( rad_lw_hr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 583 | rad_lw_hr = 0.0_wp |
---|
| 584 | ENDIF |
---|
| 585 | |
---|
| 586 | IF ( .NOT. ALLOCATED ( rad_lw_hr_av ) ) THEN |
---|
| 587 | ALLOCATE ( rad_lw_hr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 588 | rad_lw_hr_av = 0.0_wp |
---|
| 589 | ENDIF |
---|
| 590 | |
---|
| 591 | IF ( .NOT. ALLOCATED ( rad_lw_cs_hr ) ) THEN |
---|
| 592 | ALLOCATE ( rad_lw_cs_hr(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 593 | rad_lw_cs_hr = 0.0_wp |
---|
| 594 | ENDIF |
---|
| 595 | |
---|
| 596 | IF ( .NOT. ALLOCATED ( rad_lw_cs_hr_av ) ) THEN |
---|
| 597 | ALLOCATE ( rad_lw_cs_hr_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 598 | rad_lw_cs_hr_av = 0.0_wp |
---|
| 599 | ENDIF |
---|
| 600 | |
---|
| 601 | ALLOCATE ( rad_sw_cs_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 602 | ALLOCATE ( rad_sw_cs_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
[1585] | 603 | rad_sw_cs_in = 0.0_wp |
---|
| 604 | rad_sw_cs_out = 0.0_wp |
---|
| 605 | |
---|
[1691] | 606 | ALLOCATE ( rad_lw_cs_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 607 | ALLOCATE ( rad_lw_cs_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
[1585] | 608 | rad_lw_cs_in = 0.0_wp |
---|
| 609 | rad_lw_cs_out = 0.0_wp |
---|
| 610 | |
---|
| 611 | ! |
---|
| 612 | !-- Allocate dummy array for storing surface temperature |
---|
| 613 | ALLOCATE ( rrtm_tsfc(1) ) |
---|
| 614 | |
---|
| 615 | ! |
---|
| 616 | !-- Initialize RRTMG |
---|
| 617 | IF ( lw_radiation ) CALL rrtmg_lw_ini ( cp ) |
---|
| 618 | IF ( sw_radiation ) CALL rrtmg_sw_ini ( cp ) |
---|
| 619 | |
---|
| 620 | ! |
---|
| 621 | !-- Set input files for RRTMG |
---|
| 622 | INQUIRE(FILE="RAD_SND_DATA", EXIST=snd_exists) |
---|
| 623 | IF ( .NOT. snd_exists ) THEN |
---|
| 624 | rrtm_input_file = "rrtmg_lw.nc" |
---|
| 625 | ENDIF |
---|
| 626 | |
---|
| 627 | ! |
---|
| 628 | !-- Read vertical layers for RRTMG from sounding data |
---|
| 629 | !-- The routine provides nzt_rad, hyp_snd(1:nzt_rad), |
---|
| 630 | !-- t_snd(nzt+2:nzt_rad), rrtm_play(1:nzt_rad), rrtm_plev(1_nzt_rad+1), |
---|
| 631 | !-- rrtm_tlay(nzt+2:nzt_rad), rrtm_tlev(nzt+2:nzt_rad+1) |
---|
| 632 | CALL read_sounding_data |
---|
| 633 | |
---|
| 634 | ! |
---|
| 635 | !-- Read trace gas profiles from file. This routine provides |
---|
| 636 | !-- the rrtm_ arrays (1:nzt_rad+1) |
---|
| 637 | CALL read_trace_gas_data |
---|
| 638 | #endif |
---|
[1551] | 639 | ENDIF |
---|
[1585] | 640 | |
---|
[1551] | 641 | ! |
---|
[1585] | 642 | !-- Perform user actions if required |
---|
| 643 | CALL user_init_radiation |
---|
| 644 | |
---|
| 645 | ! |
---|
| 646 | !-- Calculate radiative fluxes at model start |
---|
| 647 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
| 648 | IF ( radiation_scheme == 'clear-sky' ) THEN |
---|
[1709] | 649 | CALL radiation_clearsky |
---|
[1585] | 650 | ELSEIF ( radiation_scheme == 'rrtmg' ) THEN |
---|
| 651 | CALL radiation_rrtmg |
---|
| 652 | ENDIF |
---|
| 653 | ENDIF |
---|
| 654 | |
---|
[1496] | 655 | RETURN |
---|
| 656 | |
---|
| 657 | END SUBROUTINE init_radiation |
---|
| 658 | |
---|
| 659 | |
---|
| 660 | !------------------------------------------------------------------------------! |
---|
| 661 | ! Description: |
---|
| 662 | ! ------------ |
---|
[1682] | 663 | !> A simple clear sky radiation model |
---|
[1496] | 664 | !------------------------------------------------------------------------------! |
---|
[1551] | 665 | SUBROUTINE radiation_clearsky |
---|
[1496] | 666 | |
---|
[1585] | 667 | USE indices, & |
---|
| 668 | ONLY: nbgp |
---|
| 669 | |
---|
[1496] | 670 | IMPLICIT NONE |
---|
| 671 | |
---|
[1691] | 672 | INTEGER(iwp) :: i, j, k !< loop indices |
---|
| 673 | REAL(wp) :: exn, & !< Exner functions at surface |
---|
[1709] | 674 | exn1, & !< Exner functions at first grid level |
---|
| 675 | pt1 !< potential temperature at first grid level |
---|
[1585] | 676 | |
---|
[1496] | 677 | ! |
---|
[1585] | 678 | !-- Calculate current zenith angle |
---|
| 679 | CALL calc_zenith |
---|
| 680 | |
---|
| 681 | ! |
---|
| 682 | !-- Calculate sky transmissivity |
---|
| 683 | sky_trans = 0.6_wp + 0.2_wp * zenith(0) |
---|
| 684 | |
---|
| 685 | ! |
---|
| 686 | !-- Calculate value of the Exner function |
---|
| 687 | exn = (surface_pressure / 1000.0_wp )**0.286_wp |
---|
| 688 | ! |
---|
| 689 | !-- Calculate radiation fluxes and net radiation (rad_net) for each grid |
---|
| 690 | !-- point |
---|
[1709] | 691 | DO i = nxlg, nxrg |
---|
| 692 | DO j = nysg, nyng |
---|
[1585] | 693 | k = nzb_s_inner(j,i) |
---|
[1691] | 694 | |
---|
[1709] | 695 | exn1 = (hyp(k+1) / 100000.0_wp )**0.286_wp |
---|
[1691] | 696 | |
---|
[1585] | 697 | rad_sw_in(0,j,i) = solar_constant * sky_trans * zenith(0) |
---|
| 698 | rad_sw_out(0,j,i) = alpha(j,i) * rad_sw_in(0,j,i) |
---|
[1691] | 699 | rad_lw_out(0,j,i) = emissivity * sigma_sb * (pt(k,j,i) * exn)**4 |
---|
[1585] | 700 | |
---|
[1691] | 701 | IF ( cloud_physics ) THEN |
---|
[1709] | 702 | pt1 = pt(k+1,j,i) + l_d_cp / exn1 * ql(k+1,j,i) |
---|
| 703 | rad_lw_in(0,j,i) = 0.8_wp * sigma_sb * (pt1 * exn1)**4 |
---|
[1691] | 704 | ELSE |
---|
[1709] | 705 | rad_lw_in(0,j,i) = 0.8_wp * sigma_sb * (pt(k+1,j,i) * exn1)**4 |
---|
[1691] | 706 | ENDIF |
---|
| 707 | |
---|
| 708 | rad_net(j,i) = rad_sw_in(0,j,i) - rad_sw_out(0,j,i) & |
---|
| 709 | + rad_lw_in(0,j,i) - rad_lw_out(0,j,i) |
---|
| 710 | |
---|
[1585] | 711 | ENDDO |
---|
| 712 | ENDDO |
---|
| 713 | |
---|
| 714 | END SUBROUTINE radiation_clearsky |
---|
| 715 | |
---|
| 716 | |
---|
| 717 | !------------------------------------------------------------------------------! |
---|
| 718 | ! Description: |
---|
| 719 | ! ------------ |
---|
[1682] | 720 | !> Implementation of the RRTMG radiation_scheme |
---|
[1585] | 721 | !------------------------------------------------------------------------------! |
---|
| 722 | SUBROUTINE radiation_rrtmg |
---|
| 723 | |
---|
| 724 | USE indices, & |
---|
| 725 | ONLY: nbgp |
---|
| 726 | |
---|
| 727 | USE particle_attributes, & |
---|
| 728 | ONLY: grid_particles, number_of_particles, particles, & |
---|
| 729 | particle_advection_start, prt_count |
---|
| 730 | |
---|
| 731 | IMPLICIT NONE |
---|
| 732 | |
---|
| 733 | #if defined ( __rrtmg ) |
---|
| 734 | |
---|
[1691] | 735 | INTEGER(iwp) :: i, j, k, n !< loop indices |
---|
[1585] | 736 | |
---|
[1691] | 737 | REAL(wp) :: s_r2, & !< weighted sum over all droplets with r^2 |
---|
| 738 | s_r3 !< weighted sum over all droplets with r^3 |
---|
[1585] | 739 | |
---|
| 740 | ! |
---|
| 741 | !-- Calculate current (cosine of) zenith angle and whether the sun is up |
---|
| 742 | CALL calc_zenith |
---|
| 743 | ! |
---|
| 744 | !-- Calculate surface albedo |
---|
| 745 | IF ( .NOT. constant_albedo ) THEN |
---|
| 746 | CALL calc_albedo |
---|
| 747 | ENDIF |
---|
| 748 | |
---|
| 749 | ! |
---|
| 750 | !-- Prepare input data for RRTMG |
---|
| 751 | |
---|
| 752 | ! |
---|
| 753 | !-- In case of large scale forcing with surface data, calculate new pressure |
---|
| 754 | !-- profile. nzt_rad might be modified by these calls and all required arrays |
---|
| 755 | !-- will then be re-allocated |
---|
[1691] | 756 | IF ( large_scale_forcing .AND. lsf_surf ) THEN |
---|
[1585] | 757 | CALL read_sounding_data |
---|
| 758 | CALL read_trace_gas_data |
---|
| 759 | ENDIF |
---|
| 760 | ! |
---|
| 761 | !-- Loop over all grid points |
---|
| 762 | DO i = nxl, nxr |
---|
| 763 | DO j = nys, nyn |
---|
| 764 | |
---|
| 765 | ! |
---|
| 766 | !-- Prepare profiles of temperature and H2O volume mixing ratio |
---|
[1691] | 767 | rrtm_tlev(0,nzb+1) = pt(nzb,j,i) * ( surface_pressure & |
---|
| 768 | / 1000.0_wp )**0.286_wp |
---|
[1585] | 769 | |
---|
| 770 | DO k = nzb+1, nzt+1 |
---|
| 771 | rrtm_tlay(0,k) = pt(k,j,i) * ( (hyp(k) ) / 100000.0_wp & |
---|
[1691] | 772 | )**0.286_wp + l_d_cp * ql(k,j,i) |
---|
| 773 | rrtm_h2ovmr(0,k) = mol_mass_air_d_wv * (q(k,j,i) - ql(k,j,i)) |
---|
[1585] | 774 | |
---|
| 775 | ENDDO |
---|
| 776 | |
---|
| 777 | ! |
---|
| 778 | !-- Avoid temperature/humidity jumps at the top of the LES domain by |
---|
| 779 | !-- linear interpolation from nzt+2 to nzt+7 |
---|
| 780 | DO k = nzt+2, nzt+7 |
---|
| 781 | rrtm_tlay(0,k) = rrtm_tlay(0,nzt+1) & |
---|
| 782 | + ( rrtm_tlay(0,nzt+8) - rrtm_tlay(0,nzt+1) ) & |
---|
| 783 | / ( rrtm_play(0,nzt+8) - rrtm_play(0,nzt+1) ) & |
---|
| 784 | * ( rrtm_play(0,k) - rrtm_play(0,nzt+1) ) |
---|
| 785 | |
---|
| 786 | rrtm_h2ovmr(0,k) = rrtm_h2ovmr(0,nzt+1) & |
---|
| 787 | + ( rrtm_h2ovmr(0,nzt+8) - rrtm_h2ovmr(0,nzt+1) )& |
---|
| 788 | / ( rrtm_play(0,nzt+8) - rrtm_play(0,nzt+1) )& |
---|
| 789 | * ( rrtm_play(0,k) - rrtm_play(0,nzt+1) ) |
---|
| 790 | |
---|
| 791 | ENDDO |
---|
| 792 | |
---|
| 793 | !-- Linear interpolate to zw grid |
---|
| 794 | DO k = nzb+2, nzt+8 |
---|
| 795 | rrtm_tlev(0,k) = rrtm_tlay(0,k-1) + (rrtm_tlay(0,k) - & |
---|
| 796 | rrtm_tlay(0,k-1)) & |
---|
| 797 | / ( rrtm_play(0,k) - rrtm_play(0,k-1) ) & |
---|
| 798 | * ( rrtm_plev(0,k) - rrtm_play(0,k-1) ) |
---|
| 799 | ENDDO |
---|
| 800 | |
---|
| 801 | |
---|
| 802 | ! |
---|
| 803 | !-- Calculate liquid water path and cloud fraction for each column. |
---|
| 804 | !-- Note that LWP is required in g/m² instead of kg/kg m. |
---|
| 805 | rrtm_cldfr = 0.0_wp |
---|
| 806 | rrtm_reliq = 0.0_wp |
---|
| 807 | rrtm_cliqwp = 0.0_wp |
---|
[1691] | 808 | rrtm_icld = 0 |
---|
[1585] | 809 | |
---|
| 810 | DO k = nzb+1, nzt+1 |
---|
[1691] | 811 | rrtm_cliqwp(0,k) = ql(k,j,i) * 1000.0_wp * & |
---|
| 812 | (rrtm_plev(0,k) - rrtm_plev(0,k+1)) & |
---|
| 813 | * 100.0_wp / g |
---|
[1585] | 814 | |
---|
[1691] | 815 | IF ( rrtm_cliqwp(0,k) > 0.0_wp ) THEN |
---|
[1585] | 816 | rrtm_cldfr(0,k) = 1.0_wp |
---|
[1691] | 817 | IF ( rrtm_icld == 0 ) rrtm_icld = 1 |
---|
[1585] | 818 | |
---|
| 819 | ! |
---|
| 820 | !-- Calculate cloud droplet effective radius |
---|
| 821 | IF ( cloud_physics ) THEN |
---|
[1691] | 822 | rrtm_reliq(0,k) = 1.0E6_wp * ( 3.0_wp * ql(k,j,i) & |
---|
| 823 | * rho_surface & |
---|
| 824 | / ( 4.0_wp * pi * nc_const * rho_l ) & |
---|
| 825 | )**0.33333333333333_wp & |
---|
| 826 | * EXP( LOG( sigma_gc )**2 ) |
---|
[1585] | 827 | |
---|
| 828 | ELSEIF ( cloud_droplets ) THEN |
---|
| 829 | number_of_particles = prt_count(k,j,i) |
---|
| 830 | |
---|
| 831 | IF (number_of_particles <= 0) CYCLE |
---|
| 832 | particles => grid_particles(k,j,i)%particles(1:number_of_particles) |
---|
| 833 | s_r2 = 0.0_wp |
---|
| 834 | s_r3 = 0.0_wp |
---|
| 835 | |
---|
| 836 | DO n = 1, number_of_particles |
---|
| 837 | IF ( particles(n)%particle_mask ) THEN |
---|
| 838 | s_r2 = s_r2 + particles(n)%radius**2 * & |
---|
| 839 | particles(n)%weight_factor |
---|
| 840 | s_r3 = s_r3 + particles(n)%radius**3 * & |
---|
| 841 | particles(n)%weight_factor |
---|
| 842 | ENDIF |
---|
| 843 | ENDDO |
---|
| 844 | |
---|
| 845 | IF ( s_r2 > 0.0_wp ) rrtm_reliq(0,k) = s_r3 / s_r2 |
---|
| 846 | |
---|
| 847 | ENDIF |
---|
| 848 | |
---|
| 849 | ! |
---|
| 850 | !-- Limit effective radius |
---|
[1691] | 851 | IF ( rrtm_reliq(0,k) > 0.0_wp ) THEN |
---|
[1585] | 852 | rrtm_reliq(0,k) = MAX(rrtm_reliq(0,k),2.5_wp) |
---|
| 853 | rrtm_reliq(0,k) = MIN(rrtm_reliq(0,k),60.0_wp) |
---|
| 854 | ENDIF |
---|
| 855 | ENDIF |
---|
| 856 | ENDDO |
---|
| 857 | |
---|
| 858 | ! |
---|
| 859 | !-- Set surface temperature |
---|
| 860 | rrtm_tsfc = pt(nzb,j,i) * (surface_pressure / 1000.0_wp )**0.286_wp |
---|
| 861 | |
---|
| 862 | IF ( lw_radiation ) THEN |
---|
| 863 | CALL rrtmg_lw( 1, nzt_rad , rrtm_icld , rrtm_idrv ,& |
---|
| 864 | rrtm_play , rrtm_plev , rrtm_tlay , rrtm_tlev ,& |
---|
| 865 | rrtm_tsfc , rrtm_h2ovmr , rrtm_o3vmr , rrtm_co2vmr ,& |
---|
| 866 | rrtm_ch4vmr , rrtm_n2ovmr , rrtm_o2vmr , rrtm_cfc11vmr ,& |
---|
| 867 | rrtm_cfc12vmr , rrtm_cfc22vmr, rrtm_ccl4vmr , rrtm_emis ,& |
---|
| 868 | rrtm_inflglw , rrtm_iceflglw, rrtm_liqflglw, rrtm_cldfr ,& |
---|
| 869 | rrtm_lw_taucld , rrtm_cicewp , rrtm_cliqwp , rrtm_reice ,& |
---|
| 870 | rrtm_reliq , rrtm_lw_tauaer, & |
---|
| 871 | rrtm_lwuflx , rrtm_lwdflx , rrtm_lwhr , & |
---|
[1691] | 872 | rrtm_lwuflxc , rrtm_lwdflxc , rrtm_lwhrc , & |
---|
| 873 | rrtm_lwuflx_dt , rrtm_lwuflxc_dt ) |
---|
[1585] | 874 | |
---|
[1691] | 875 | ! |
---|
| 876 | !-- Save fluxes |
---|
[1585] | 877 | DO k = nzb, nzt+1 |
---|
| 878 | rad_lw_in(k,j,i) = rrtm_lwdflx(0,k) |
---|
| 879 | rad_lw_out(k,j,i) = rrtm_lwuflx(0,k) |
---|
| 880 | ENDDO |
---|
| 881 | |
---|
[1691] | 882 | ! |
---|
| 883 | !-- Save heating rates (convert from K/d to K/h) |
---|
| 884 | DO k = nzb+1, nzt+1 |
---|
| 885 | rad_lw_hr(k,j,i) = rrtm_lwhr(0,k) * d_hours_day |
---|
| 886 | rad_lw_cs_hr(k,j,i) = rrtm_lwhrc(0,k) * d_hours_day |
---|
| 887 | ENDDO |
---|
[1585] | 888 | |
---|
[1709] | 889 | ! |
---|
| 890 | !-- Save change in LW heating rate |
---|
| 891 | rad_lw_out_change_0(j,i) = rrtm_lwuflx_dt(0,nzb) |
---|
| 892 | |
---|
[1585] | 893 | ENDIF |
---|
| 894 | |
---|
| 895 | IF ( sw_radiation .AND. sun_up ) THEN |
---|
| 896 | CALL rrtmg_sw( 1, nzt_rad , rrtm_icld , rrtm_iaer ,& |
---|
| 897 | rrtm_play , rrtm_plev , rrtm_tlay , rrtm_tlev ,& |
---|
| 898 | rrtm_tsfc , rrtm_h2ovmr , rrtm_o3vmr , rrtm_co2vmr ,& |
---|
| 899 | rrtm_ch4vmr , rrtm_n2ovmr , rrtm_o2vmr , rrtm_asdir(:,j,i),& |
---|
| 900 | rrtm_asdif(:,j,i), rrtm_aldir(:,j,i), rrtm_aldif(:,j,i), zenith,& |
---|
| 901 | 0.0_wp , day , solar_constant, rrtm_inflgsw,& |
---|
| 902 | rrtm_iceflgsw , rrtm_liqflgsw, rrtm_cldfr , rrtm_sw_taucld ,& |
---|
| 903 | rrtm_sw_ssacld , rrtm_sw_asmcld, rrtm_sw_fsfcld, rrtm_cicewp ,& |
---|
| 904 | rrtm_cliqwp , rrtm_reice , rrtm_reliq , rrtm_sw_tauaer ,& |
---|
| 905 | rrtm_sw_ssaaer , rrtm_sw_asmaer , rrtm_sw_ecaer , & |
---|
| 906 | rrtm_swuflx , rrtm_swdflx , rrtm_swhr , & |
---|
| 907 | rrtm_swuflxc , rrtm_swdflxc , rrtm_swhrc ) |
---|
| 908 | |
---|
[1691] | 909 | ! |
---|
| 910 | !-- Save fluxes |
---|
[1585] | 911 | DO k = nzb, nzt+1 |
---|
| 912 | rad_sw_in(k,j,i) = rrtm_swdflx(0,k) |
---|
| 913 | rad_sw_out(k,j,i) = rrtm_swuflx(0,k) |
---|
| 914 | ENDDO |
---|
[1691] | 915 | |
---|
| 916 | ! |
---|
| 917 | !-- Save heating rates (convert from K/d to K/s) |
---|
| 918 | DO k = nzb+1, nzt+1 |
---|
| 919 | rad_sw_hr(k,j,i) = rrtm_swhr(0,k) * d_hours_day |
---|
| 920 | rad_sw_cs_hr(k,j,i) = rrtm_swhrc(0,k) * d_hours_day |
---|
| 921 | ENDDO |
---|
| 922 | |
---|
[1585] | 923 | ENDIF |
---|
| 924 | |
---|
| 925 | ! |
---|
| 926 | !-- Calculate surface net radiation |
---|
| 927 | rad_net(j,i) = rad_sw_in(nzb,j,i) - rad_sw_out(nzb,j,i) & |
---|
| 928 | + rad_lw_in(nzb,j,i) - rad_lw_out(nzb,j,i) |
---|
| 929 | |
---|
| 930 | ENDDO |
---|
| 931 | ENDDO |
---|
| 932 | |
---|
| 933 | CALL exchange_horiz( rad_lw_in, nbgp ) |
---|
| 934 | CALL exchange_horiz( rad_lw_out, nbgp ) |
---|
[1691] | 935 | CALL exchange_horiz( rad_lw_hr, nbgp ) |
---|
| 936 | CALL exchange_horiz( rad_lw_cs_hr, nbgp ) |
---|
| 937 | |
---|
[1585] | 938 | CALL exchange_horiz( rad_sw_in, nbgp ) |
---|
| 939 | CALL exchange_horiz( rad_sw_out, nbgp ) |
---|
[1691] | 940 | CALL exchange_horiz( rad_sw_hr, nbgp ) |
---|
| 941 | CALL exchange_horiz( rad_sw_cs_hr, nbgp ) |
---|
| 942 | |
---|
[1585] | 943 | CALL exchange_horiz_2d( rad_net, nbgp ) |
---|
[1709] | 944 | CALL exchange_horiz_2d( rad_lw_out_change_0, nbgp ) |
---|
[1585] | 945 | #endif |
---|
| 946 | |
---|
| 947 | END SUBROUTINE radiation_rrtmg |
---|
| 948 | |
---|
| 949 | |
---|
| 950 | !------------------------------------------------------------------------------! |
---|
| 951 | ! Description: |
---|
| 952 | ! ------------ |
---|
[1682] | 953 | !> Calculate the cosine of the zenith angle (variable is called zenith) |
---|
[1585] | 954 | !------------------------------------------------------------------------------! |
---|
| 955 | SUBROUTINE calc_zenith |
---|
| 956 | |
---|
| 957 | IMPLICIT NONE |
---|
| 958 | |
---|
[1682] | 959 | REAL(wp) :: declination, & !< solar declination angle |
---|
| 960 | hour_angle !< solar hour angle |
---|
[1585] | 961 | ! |
---|
[1496] | 962 | !-- Calculate current day and time based on the initial values and simulation |
---|
| 963 | !-- time |
---|
[1585] | 964 | day = day_init + INT(FLOOR( (time_utc_init + time_since_reference_point) & |
---|
| 965 | / 86400.0_wp ), KIND=iwp) |
---|
[1496] | 966 | time_utc = MOD((time_utc_init + time_since_reference_point), 86400.0_wp) |
---|
| 967 | |
---|
| 968 | |
---|
| 969 | ! |
---|
| 970 | !-- Calculate solar declination and hour angle |
---|
[1585] | 971 | declination = ASIN( decl_1 * SIN(decl_2 * REAL(day, KIND=wp) - decl_3) ) |
---|
[1496] | 972 | hour_angle = 2.0_wp * pi * (time_utc / 86400.0_wp) + lon - pi |
---|
| 973 | |
---|
| 974 | ! |
---|
| 975 | !-- Calculate zenith angle |
---|
[1585] | 976 | zenith(0) = SIN(lat) * SIN(declination) + COS(lat) * COS(declination) & |
---|
[1496] | 977 | * COS(hour_angle) |
---|
[1585] | 978 | zenith(0) = MAX(0.0_wp,zenith(0)) |
---|
[1496] | 979 | |
---|
| 980 | ! |
---|
[1585] | 981 | !-- Check if the sun is up (otheriwse shortwave calculations can be skipped) |
---|
[1691] | 982 | IF ( zenith(0) > 0.0_wp ) THEN |
---|
[1585] | 983 | sun_up = .TRUE. |
---|
| 984 | ELSE |
---|
| 985 | sun_up = .FALSE. |
---|
| 986 | END IF |
---|
[1496] | 987 | |
---|
[1585] | 988 | END SUBROUTINE calc_zenith |
---|
| 989 | |
---|
[1606] | 990 | #if defined ( __rrtmg ) && defined ( __netcdf ) |
---|
[1585] | 991 | !------------------------------------------------------------------------------! |
---|
| 992 | ! Description: |
---|
| 993 | ! ------------ |
---|
[1682] | 994 | !> Calculates surface albedo components based on Briegleb (1992) and |
---|
| 995 | !> Briegleb et al. (1986) |
---|
[1585] | 996 | !------------------------------------------------------------------------------! |
---|
| 997 | SUBROUTINE calc_albedo |
---|
| 998 | |
---|
| 999 | IMPLICIT NONE |
---|
| 1000 | |
---|
| 1001 | IF ( sun_up ) THEN |
---|
[1496] | 1002 | ! |
---|
[1585] | 1003 | !-- Ocean |
---|
| 1004 | IF ( albedo_type == 1 ) THEN |
---|
| 1005 | rrtm_aldir(0,:,:) = 0.026_wp / ( zenith(0)**1.7_wp + 0.065_wp ) & |
---|
| 1006 | + 0.15_wp * ( zenith(0) - 0.1_wp ) & |
---|
| 1007 | * ( zenith(0) - 0.5_wp ) & |
---|
| 1008 | * ( zenith(0) - 1.0_wp ) |
---|
| 1009 | rrtm_asdir(0,:,:) = rrtm_aldir(0,:,:) |
---|
| 1010 | ! |
---|
| 1011 | !-- Snow |
---|
| 1012 | ELSEIF ( albedo_type == 16 ) THEN |
---|
| 1013 | IF ( zenith(0) < 0.5_wp ) THEN |
---|
| 1014 | rrtm_aldir(0,:,:) = 0.5_wp * (1.0_wp - aldif) & |
---|
| 1015 | * ( 3.0_wp / (1.0_wp + 4.0_wp & |
---|
| 1016 | * zenith(0))) - 1.0_wp |
---|
| 1017 | rrtm_asdir(0,:,:) = 0.5_wp * (1.0_wp - asdif) & |
---|
| 1018 | * ( 3.0_wp / (1.0_wp + 4.0_wp & |
---|
| 1019 | * zenith(0))) - 1.0_wp |
---|
[1496] | 1020 | |
---|
[1585] | 1021 | rrtm_aldir(0,:,:) = MIN(0.98_wp, rrtm_aldir(0,:,:)) |
---|
| 1022 | rrtm_asdir(0,:,:) = MIN(0.98_wp, rrtm_asdir(0,:,:)) |
---|
| 1023 | ELSE |
---|
| 1024 | rrtm_aldir(0,:,:) = aldif |
---|
| 1025 | rrtm_asdir(0,:,:) = asdif |
---|
| 1026 | ENDIF |
---|
[1496] | 1027 | ! |
---|
[1585] | 1028 | !-- Sea ice |
---|
| 1029 | ELSEIF ( albedo_type == 15 ) THEN |
---|
| 1030 | rrtm_aldir(0,:,:) = aldif |
---|
| 1031 | rrtm_asdir(0,:,:) = asdif |
---|
| 1032 | ! |
---|
| 1033 | !-- Land surfaces |
---|
| 1034 | ELSE |
---|
| 1035 | SELECT CASE ( albedo_type ) |
---|
[1496] | 1036 | |
---|
[1585] | 1037 | ! |
---|
| 1038 | !-- Surface types with strong zenith dependence |
---|
| 1039 | CASE ( 1, 2, 3, 4, 11, 12, 13 ) |
---|
| 1040 | rrtm_aldir(0,:,:) = aldif * 1.4_wp / & |
---|
| 1041 | (1.0_wp + 0.8_wp * zenith(0)) |
---|
| 1042 | rrtm_asdir(0,:,:) = asdif * 1.4_wp / & |
---|
| 1043 | (1.0_wp + 0.8_wp * zenith(0)) |
---|
| 1044 | ! |
---|
| 1045 | !-- Surface types with weak zenith dependence |
---|
| 1046 | CASE ( 5, 6, 7, 8, 9, 10, 14 ) |
---|
| 1047 | rrtm_aldir(0,:,:) = aldif * 1.1_wp / & |
---|
| 1048 | (1.0_wp + 0.2_wp * zenith(0)) |
---|
| 1049 | rrtm_asdir(0,:,:) = asdif * 1.1_wp / & |
---|
| 1050 | (1.0_wp + 0.2_wp * zenith(0)) |
---|
[1496] | 1051 | |
---|
[1585] | 1052 | CASE DEFAULT |
---|
| 1053 | |
---|
| 1054 | END SELECT |
---|
| 1055 | ENDIF |
---|
| 1056 | ! |
---|
| 1057 | !-- Diffusive albedo is taken from Table 2 |
---|
| 1058 | rrtm_aldif(0,:,:) = aldif |
---|
| 1059 | rrtm_asdif(0,:,:) = asdif |
---|
| 1060 | |
---|
| 1061 | ELSE |
---|
| 1062 | |
---|
| 1063 | rrtm_aldir(0,:,:) = 0.0_wp |
---|
| 1064 | rrtm_asdir(0,:,:) = 0.0_wp |
---|
| 1065 | rrtm_aldif(0,:,:) = 0.0_wp |
---|
| 1066 | rrtm_asdif(0,:,:) = 0.0_wp |
---|
| 1067 | ENDIF |
---|
| 1068 | END SUBROUTINE calc_albedo |
---|
| 1069 | |
---|
| 1070 | !------------------------------------------------------------------------------! |
---|
| 1071 | ! Description: |
---|
| 1072 | ! ------------ |
---|
[1682] | 1073 | !> Read sounding data (pressure and temperature) from RADIATION_DATA. |
---|
[1585] | 1074 | !------------------------------------------------------------------------------! |
---|
| 1075 | SUBROUTINE read_sounding_data |
---|
| 1076 | |
---|
| 1077 | IMPLICIT NONE |
---|
| 1078 | |
---|
[1691] | 1079 | INTEGER(iwp) :: id, & !< NetCDF id of input file |
---|
| 1080 | id_dim_zrad, & !< pressure level id in the NetCDF file |
---|
| 1081 | id_var, & !< NetCDF variable id |
---|
| 1082 | k, & !< loop index |
---|
| 1083 | nz_snd, & !< number of vertical levels in the sounding data |
---|
| 1084 | nz_snd_start, & !< start vertical index for sounding data to be used |
---|
| 1085 | nz_snd_end !< end vertical index for souding data to be used |
---|
[1585] | 1086 | |
---|
[1691] | 1087 | REAL(wp) :: t_surface !< actual surface temperature |
---|
[1585] | 1088 | |
---|
[1691] | 1089 | REAL(wp), DIMENSION(:), ALLOCATABLE :: hyp_snd_tmp, & !< temporary hydrostatic pressure profile (sounding) |
---|
| 1090 | t_snd_tmp !< temporary temperature profile (sounding) |
---|
[1585] | 1091 | |
---|
| 1092 | ! |
---|
| 1093 | !-- In case of updates, deallocate arrays first (sufficient to check one |
---|
| 1094 | !-- array as the others are automatically allocated). This is required |
---|
| 1095 | !-- because nzt_rad might change during the update |
---|
| 1096 | IF ( ALLOCATED ( hyp_snd ) ) THEN |
---|
| 1097 | DEALLOCATE( hyp_snd ) |
---|
| 1098 | DEALLOCATE( t_snd ) |
---|
| 1099 | DEALLOCATE( q_snd ) |
---|
| 1100 | DEALLOCATE ( rrtm_play ) |
---|
| 1101 | DEALLOCATE ( rrtm_plev ) |
---|
| 1102 | DEALLOCATE ( rrtm_tlay ) |
---|
| 1103 | DEALLOCATE ( rrtm_tlev ) |
---|
[1691] | 1104 | |
---|
[1585] | 1105 | DEALLOCATE ( rrtm_h2ovmr ) |
---|
| 1106 | DEALLOCATE ( rrtm_cicewp ) |
---|
| 1107 | DEALLOCATE ( rrtm_cldfr ) |
---|
| 1108 | DEALLOCATE ( rrtm_cliqwp ) |
---|
| 1109 | DEALLOCATE ( rrtm_reice ) |
---|
| 1110 | DEALLOCATE ( rrtm_reliq ) |
---|
| 1111 | DEALLOCATE ( rrtm_lw_taucld ) |
---|
| 1112 | DEALLOCATE ( rrtm_lw_tauaer ) |
---|
[1691] | 1113 | |
---|
[1585] | 1114 | DEALLOCATE ( rrtm_lwdflx ) |
---|
[1691] | 1115 | DEALLOCATE ( rrtm_lwdflxc ) |
---|
[1585] | 1116 | DEALLOCATE ( rrtm_lwuflx ) |
---|
[1691] | 1117 | DEALLOCATE ( rrtm_lwuflxc ) |
---|
| 1118 | DEALLOCATE ( rrtm_lwuflx_dt ) |
---|
| 1119 | DEALLOCATE ( rrtm_lwuflxc_dt ) |
---|
[1585] | 1120 | DEALLOCATE ( rrtm_lwhr ) |
---|
| 1121 | DEALLOCATE ( rrtm_lwhrc ) |
---|
[1691] | 1122 | |
---|
[1585] | 1123 | DEALLOCATE ( rrtm_sw_taucld ) |
---|
| 1124 | DEALLOCATE ( rrtm_sw_ssacld ) |
---|
| 1125 | DEALLOCATE ( rrtm_sw_asmcld ) |
---|
| 1126 | DEALLOCATE ( rrtm_sw_fsfcld ) |
---|
| 1127 | DEALLOCATE ( rrtm_sw_tauaer ) |
---|
| 1128 | DEALLOCATE ( rrtm_sw_ssaaer ) |
---|
| 1129 | DEALLOCATE ( rrtm_sw_asmaer ) |
---|
[1691] | 1130 | DEALLOCATE ( rrtm_sw_ecaer ) |
---|
| 1131 | |
---|
[1585] | 1132 | DEALLOCATE ( rrtm_swdflx ) |
---|
[1691] | 1133 | DEALLOCATE ( rrtm_swdflxc ) |
---|
[1585] | 1134 | DEALLOCATE ( rrtm_swuflx ) |
---|
[1691] | 1135 | DEALLOCATE ( rrtm_swuflxc ) |
---|
[1585] | 1136 | DEALLOCATE ( rrtm_swhr ) |
---|
| 1137 | DEALLOCATE ( rrtm_swhrc ) |
---|
[1691] | 1138 | |
---|
[1585] | 1139 | ENDIF |
---|
| 1140 | |
---|
| 1141 | ! |
---|
| 1142 | !-- Open file for reading |
---|
| 1143 | nc_stat = NF90_OPEN( rrtm_input_file, NF90_NOWRITE, id ) |
---|
[1783] | 1144 | CALL netcdf_handle_error_rad( 'read_sounding_data', 549 ) |
---|
[1585] | 1145 | |
---|
| 1146 | ! |
---|
| 1147 | !-- Inquire dimension of z axis and save in nz_snd |
---|
| 1148 | nc_stat = NF90_INQ_DIMID( id, "Pressure", id_dim_zrad ) |
---|
| 1149 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim_zrad, len = nz_snd ) |
---|
[1783] | 1150 | CALL netcdf_handle_error_rad( 'read_sounding_data', 551 ) |
---|
[1585] | 1151 | |
---|
| 1152 | ! |
---|
| 1153 | ! !-- Allocate temporary array for storing pressure data |
---|
[1701] | 1154 | ALLOCATE( hyp_snd_tmp(1:nz_snd) ) |
---|
[1585] | 1155 | hyp_snd_tmp = 0.0_wp |
---|
| 1156 | |
---|
| 1157 | |
---|
| 1158 | !-- Read pressure from file |
---|
| 1159 | nc_stat = NF90_INQ_VARID( id, "Pressure", id_var ) |
---|
[1691] | 1160 | nc_stat = NF90_GET_VAR( id, id_var, hyp_snd_tmp(:), start = (/1/), & |
---|
[1585] | 1161 | count = (/nz_snd/) ) |
---|
[1783] | 1162 | CALL netcdf_handle_error_rad( 'read_sounding_data', 552 ) |
---|
[1585] | 1163 | |
---|
| 1164 | ! |
---|
| 1165 | !-- Allocate temporary array for storing temperature data |
---|
[1701] | 1166 | ALLOCATE( t_snd_tmp(1:nz_snd) ) |
---|
[1585] | 1167 | t_snd_tmp = 0.0_wp |
---|
| 1168 | |
---|
| 1169 | ! |
---|
| 1170 | !-- Read temperature from file |
---|
| 1171 | nc_stat = NF90_INQ_VARID( id, "ReferenceTemperature", id_var ) |
---|
[1691] | 1172 | nc_stat = NF90_GET_VAR( id, id_var, t_snd_tmp(:), start = (/1/), & |
---|
[1585] | 1173 | count = (/nz_snd/) ) |
---|
[1783] | 1174 | CALL netcdf_handle_error_rad( 'read_sounding_data', 553 ) |
---|
[1585] | 1175 | |
---|
| 1176 | ! |
---|
| 1177 | !-- Calculate start of sounding data |
---|
| 1178 | nz_snd_start = nz_snd + 1 |
---|
[1701] | 1179 | nz_snd_end = nz_snd + 1 |
---|
[1585] | 1180 | |
---|
| 1181 | ! |
---|
| 1182 | !-- Start filling vertical dimension at 10hPa above the model domain (hyp is |
---|
| 1183 | !-- in Pa, hyp_snd in hPa). |
---|
| 1184 | DO k = 1, nz_snd |
---|
[1691] | 1185 | IF ( hyp_snd_tmp(k) < ( hyp(nzt+1) - 1000.0_wp) * 0.01_wp ) THEN |
---|
[1585] | 1186 | nz_snd_start = k |
---|
| 1187 | EXIT |
---|
| 1188 | END IF |
---|
| 1189 | END DO |
---|
| 1190 | |
---|
[1691] | 1191 | IF ( nz_snd_start <= nz_snd ) THEN |
---|
[1701] | 1192 | nz_snd_end = nz_snd |
---|
[1585] | 1193 | END IF |
---|
| 1194 | |
---|
| 1195 | |
---|
| 1196 | ! |
---|
| 1197 | !-- Calculate of total grid points for RRTMG calculations |
---|
[1701] | 1198 | nzt_rad = nzt + nz_snd_end - nz_snd_start + 1 |
---|
[1585] | 1199 | |
---|
| 1200 | ! |
---|
| 1201 | !-- Save data above LES domain in hyp_snd, t_snd and q_snd |
---|
| 1202 | !-- Note: q_snd_tmp is not calculated at the moment (dry residual atmosphere) |
---|
| 1203 | ALLOCATE( hyp_snd(nzb+1:nzt_rad) ) |
---|
| 1204 | ALLOCATE( t_snd(nzb+1:nzt_rad) ) |
---|
| 1205 | ALLOCATE( q_snd(nzb+1:nzt_rad) ) |
---|
| 1206 | hyp_snd = 0.0_wp |
---|
| 1207 | t_snd = 0.0_wp |
---|
| 1208 | q_snd = 0.0_wp |
---|
| 1209 | |
---|
[1757] | 1210 | hyp_snd(nzt+2:nzt_rad) = hyp_snd_tmp(nz_snd_start+1:nz_snd_end) |
---|
| 1211 | t_snd(nzt+2:nzt_rad) = t_snd_tmp(nz_snd_start+1:nz_snd_end) |
---|
[1585] | 1212 | |
---|
| 1213 | nc_stat = NF90_CLOSE( id ) |
---|
| 1214 | |
---|
| 1215 | ! |
---|
| 1216 | !-- Calculate pressure levels on zu and zw grid. Sounding data is added at |
---|
| 1217 | !-- top of the LES domain. This routine does not consider horizontal or |
---|
| 1218 | !-- vertical variability of pressure and temperature |
---|
| 1219 | ALLOCATE ( rrtm_play(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1220 | ALLOCATE ( rrtm_plev(0:0,nzb+1:nzt_rad+2) ) |
---|
| 1221 | |
---|
[1691] | 1222 | t_surface = pt_surface * ( surface_pressure / 1000.0_wp )**0.286_wp |
---|
[1585] | 1223 | DO k = nzb+1, nzt+1 |
---|
| 1224 | rrtm_play(0,k) = hyp(k) * 0.01_wp |
---|
| 1225 | rrtm_plev(0,k) = surface_pressure * ( (t_surface - g/cp * zw(k-1)) / & |
---|
| 1226 | t_surface )**(1.0_wp/0.286_wp) |
---|
| 1227 | ENDDO |
---|
| 1228 | |
---|
| 1229 | DO k = nzt+2, nzt_rad |
---|
| 1230 | rrtm_play(0,k) = hyp_snd(k) |
---|
| 1231 | rrtm_plev(0,k) = 0.5_wp * ( rrtm_play(0,k) + rrtm_play(0,k-1) ) |
---|
| 1232 | ENDDO |
---|
| 1233 | rrtm_plev(0,nzt_rad+1) = MAX( 0.5 * hyp_snd(nzt_rad), & |
---|
| 1234 | 1.5 * hyp_snd(nzt_rad) & |
---|
| 1235 | - 0.5 * hyp_snd(nzt_rad-1) ) |
---|
| 1236 | rrtm_plev(0,nzt_rad+2) = MIN( 1.0E-4_wp, & |
---|
| 1237 | 0.25_wp * rrtm_plev(0,nzt_rad+1) ) |
---|
| 1238 | |
---|
| 1239 | rrtm_play(0,nzt_rad+1) = 0.5 * rrtm_plev(0,nzt_rad+1) |
---|
| 1240 | |
---|
| 1241 | ! |
---|
| 1242 | !-- Calculate temperature/humidity levels at top of the LES domain. |
---|
| 1243 | !-- Currently, the temperature is taken from sounding data (might lead to a |
---|
| 1244 | !-- temperature jump at interface. To do: Humidity is currently not |
---|
| 1245 | !-- calculated above the LES domain. |
---|
| 1246 | ALLOCATE ( rrtm_tlay(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1247 | ALLOCATE ( rrtm_tlev(0:0,nzb+1:nzt_rad+2) ) |
---|
| 1248 | ALLOCATE ( rrtm_h2ovmr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1249 | |
---|
| 1250 | DO k = nzt+8, nzt_rad |
---|
| 1251 | rrtm_tlay(0,k) = t_snd(k) |
---|
| 1252 | rrtm_h2ovmr(0,k) = q_snd(k) |
---|
| 1253 | ENDDO |
---|
[1691] | 1254 | rrtm_tlay(0,nzt_rad+1) = 2.0_wp * rrtm_tlay(0,nzt_rad) & |
---|
| 1255 | - rrtm_tlay(0,nzt_rad-1) |
---|
[1585] | 1256 | DO k = nzt+9, nzt_rad+1 |
---|
| 1257 | rrtm_tlev(0,k) = rrtm_tlay(0,k-1) + (rrtm_tlay(0,k) & |
---|
| 1258 | - rrtm_tlay(0,k-1)) & |
---|
| 1259 | / ( rrtm_play(0,k) - rrtm_play(0,k-1) ) & |
---|
| 1260 | * ( rrtm_plev(0,k) - rrtm_play(0,k-1) ) |
---|
| 1261 | ENDDO |
---|
| 1262 | rrtm_h2ovmr(0,nzt_rad+1) = rrtm_h2ovmr(0,nzt_rad) |
---|
| 1263 | |
---|
| 1264 | rrtm_tlev(0,nzt_rad+2) = 2.0_wp * rrtm_tlay(0,nzt_rad+1) & |
---|
| 1265 | - rrtm_tlev(0,nzt_rad) |
---|
| 1266 | ! |
---|
| 1267 | !-- Allocate remaining RRTMG arrays |
---|
| 1268 | ALLOCATE ( rrtm_cicewp(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1269 | ALLOCATE ( rrtm_cldfr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1270 | ALLOCATE ( rrtm_cliqwp(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1271 | ALLOCATE ( rrtm_reice(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1272 | ALLOCATE ( rrtm_reliq(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1273 | ALLOCATE ( rrtm_lw_taucld(1:nbndlw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1274 | ALLOCATE ( rrtm_lw_tauaer(0:0,nzb+1:nzt_rad+1,1:nbndlw+1) ) |
---|
| 1275 | ALLOCATE ( rrtm_sw_taucld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1276 | ALLOCATE ( rrtm_sw_ssacld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1277 | ALLOCATE ( rrtm_sw_asmcld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1278 | ALLOCATE ( rrtm_sw_fsfcld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1279 | ALLOCATE ( rrtm_sw_tauaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1280 | ALLOCATE ( rrtm_sw_ssaaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1281 | ALLOCATE ( rrtm_sw_asmaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1282 | ALLOCATE ( rrtm_sw_ecaer(0:0,nzb+1:nzt_rad+1,1:naerec+1) ) |
---|
| 1283 | |
---|
| 1284 | ! |
---|
| 1285 | !-- The ice phase is currently not considered in PALM |
---|
| 1286 | rrtm_cicewp = 0.0_wp |
---|
| 1287 | rrtm_reice = 0.0_wp |
---|
| 1288 | |
---|
| 1289 | ! |
---|
| 1290 | !-- Set other parameters (move to NAMELIST parameters in the future) |
---|
| 1291 | rrtm_lw_tauaer = 0.0_wp |
---|
| 1292 | rrtm_lw_taucld = 0.0_wp |
---|
| 1293 | rrtm_sw_taucld = 0.0_wp |
---|
| 1294 | rrtm_sw_ssacld = 0.0_wp |
---|
| 1295 | rrtm_sw_asmcld = 0.0_wp |
---|
| 1296 | rrtm_sw_fsfcld = 0.0_wp |
---|
| 1297 | rrtm_sw_tauaer = 0.0_wp |
---|
| 1298 | rrtm_sw_ssaaer = 0.0_wp |
---|
| 1299 | rrtm_sw_asmaer = 0.0_wp |
---|
| 1300 | rrtm_sw_ecaer = 0.0_wp |
---|
| 1301 | |
---|
| 1302 | |
---|
| 1303 | ALLOCATE ( rrtm_swdflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1304 | ALLOCATE ( rrtm_swuflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1305 | ALLOCATE ( rrtm_swhr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1306 | ALLOCATE ( rrtm_swuflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1307 | ALLOCATE ( rrtm_swdflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1308 | ALLOCATE ( rrtm_swhrc(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1309 | |
---|
| 1310 | rrtm_swdflx = 0.0_wp |
---|
| 1311 | rrtm_swuflx = 0.0_wp |
---|
| 1312 | rrtm_swhr = 0.0_wp |
---|
| 1313 | rrtm_swuflxc = 0.0_wp |
---|
| 1314 | rrtm_swdflxc = 0.0_wp |
---|
| 1315 | rrtm_swhrc = 0.0_wp |
---|
| 1316 | |
---|
| 1317 | ALLOCATE ( rrtm_lwdflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1318 | ALLOCATE ( rrtm_lwuflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1319 | ALLOCATE ( rrtm_lwhr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1320 | ALLOCATE ( rrtm_lwuflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1321 | ALLOCATE ( rrtm_lwdflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1322 | ALLOCATE ( rrtm_lwhrc(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1323 | |
---|
| 1324 | rrtm_lwdflx = 0.0_wp |
---|
| 1325 | rrtm_lwuflx = 0.0_wp |
---|
| 1326 | rrtm_lwhr = 0.0_wp |
---|
| 1327 | rrtm_lwuflxc = 0.0_wp |
---|
| 1328 | rrtm_lwdflxc = 0.0_wp |
---|
| 1329 | rrtm_lwhrc = 0.0_wp |
---|
| 1330 | |
---|
[1691] | 1331 | ALLOCATE ( rrtm_lwuflx_dt(0:0,nzb:nzt_rad+1) ) |
---|
| 1332 | ALLOCATE ( rrtm_lwuflxc_dt(0:0,nzb:nzt_rad+1) ) |
---|
[1585] | 1333 | |
---|
[1709] | 1334 | rrtm_lwuflx_dt = 0.0_wp |
---|
[1691] | 1335 | rrtm_lwuflxc_dt = 0.0_wp |
---|
| 1336 | |
---|
[1585] | 1337 | END SUBROUTINE read_sounding_data |
---|
| 1338 | |
---|
| 1339 | |
---|
| 1340 | !------------------------------------------------------------------------------! |
---|
| 1341 | ! Description: |
---|
| 1342 | ! ------------ |
---|
[1682] | 1343 | !> Read trace gas data from file |
---|
[1585] | 1344 | !------------------------------------------------------------------------------! |
---|
| 1345 | SUBROUTINE read_trace_gas_data |
---|
| 1346 | |
---|
| 1347 | USE rrsw_ncpar |
---|
| 1348 | |
---|
| 1349 | IMPLICIT NONE |
---|
| 1350 | |
---|
[1691] | 1351 | INTEGER(iwp), PARAMETER :: num_trace_gases = 9 !< number of trace gases (absorbers) |
---|
[1585] | 1352 | |
---|
[1691] | 1353 | CHARACTER(LEN=5), DIMENSION(num_trace_gases), PARAMETER :: & !< trace gas names |
---|
[1585] | 1354 | trace_names = (/'O3 ', 'CO2 ', 'CH4 ', 'N2O ', 'O2 ', & |
---|
| 1355 | 'CFC11', 'CFC12', 'CFC22', 'CCL4 '/) |
---|
| 1356 | |
---|
[1691] | 1357 | INTEGER(iwp) :: id, & !< NetCDF id |
---|
| 1358 | k, & !< loop index |
---|
| 1359 | m, & !< loop index |
---|
| 1360 | n, & !< loop index |
---|
| 1361 | nabs, & !< number of absorbers |
---|
| 1362 | np, & !< number of pressure levels |
---|
| 1363 | id_abs, & !< NetCDF id of the respective absorber |
---|
| 1364 | id_dim, & !< NetCDF id of asborber's dimension |
---|
| 1365 | id_var !< NetCDf id ot the absorber |
---|
[1585] | 1366 | |
---|
| 1367 | REAL(wp) :: p_mls_l, p_mls_u, p_wgt_l, p_wgt_u, p_mls_m |
---|
| 1368 | |
---|
| 1369 | |
---|
[1682] | 1370 | REAL(wp), DIMENSION(:), ALLOCATABLE :: p_mls, & !< pressure levels for the absorbers |
---|
| 1371 | rrtm_play_tmp, & !< temporary array for pressure zu-levels |
---|
| 1372 | rrtm_plev_tmp, & !< temporary array for pressure zw-levels |
---|
| 1373 | trace_path_tmp !< temporary array for storing trace gas path data |
---|
[1585] | 1374 | |
---|
[1682] | 1375 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: trace_mls, & !< array for storing the absorber amounts |
---|
| 1376 | trace_mls_path, & !< array for storing trace gas path data |
---|
| 1377 | trace_mls_tmp !< temporary array for storing trace gas data |
---|
[1585] | 1378 | |
---|
| 1379 | |
---|
| 1380 | ! |
---|
| 1381 | !-- In case of updates, deallocate arrays first (sufficient to check one |
---|
| 1382 | !-- array as the others are automatically allocated) |
---|
| 1383 | IF ( ALLOCATED ( rrtm_o3vmr ) ) THEN |
---|
| 1384 | DEALLOCATE ( rrtm_o3vmr ) |
---|
| 1385 | DEALLOCATE ( rrtm_co2vmr ) |
---|
| 1386 | DEALLOCATE ( rrtm_ch4vmr ) |
---|
| 1387 | DEALLOCATE ( rrtm_n2ovmr ) |
---|
| 1388 | DEALLOCATE ( rrtm_o2vmr ) |
---|
| 1389 | DEALLOCATE ( rrtm_cfc11vmr ) |
---|
| 1390 | DEALLOCATE ( rrtm_cfc12vmr ) |
---|
| 1391 | DEALLOCATE ( rrtm_cfc22vmr ) |
---|
| 1392 | DEALLOCATE ( rrtm_ccl4vmr ) |
---|
| 1393 | ENDIF |
---|
| 1394 | |
---|
| 1395 | ! |
---|
| 1396 | !-- Allocate trace gas profiles |
---|
| 1397 | ALLOCATE ( rrtm_o3vmr(0:0,1:nzt_rad+1) ) |
---|
| 1398 | ALLOCATE ( rrtm_co2vmr(0:0,1:nzt_rad+1) ) |
---|
| 1399 | ALLOCATE ( rrtm_ch4vmr(0:0,1:nzt_rad+1) ) |
---|
| 1400 | ALLOCATE ( rrtm_n2ovmr(0:0,1:nzt_rad+1) ) |
---|
| 1401 | ALLOCATE ( rrtm_o2vmr(0:0,1:nzt_rad+1) ) |
---|
| 1402 | ALLOCATE ( rrtm_cfc11vmr(0:0,1:nzt_rad+1) ) |
---|
| 1403 | ALLOCATE ( rrtm_cfc12vmr(0:0,1:nzt_rad+1) ) |
---|
| 1404 | ALLOCATE ( rrtm_cfc22vmr(0:0,1:nzt_rad+1) ) |
---|
| 1405 | ALLOCATE ( rrtm_ccl4vmr(0:0,1:nzt_rad+1) ) |
---|
| 1406 | |
---|
| 1407 | ! |
---|
| 1408 | !-- Open file for reading |
---|
| 1409 | nc_stat = NF90_OPEN( rrtm_input_file, NF90_NOWRITE, id ) |
---|
[1783] | 1410 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 549 ) |
---|
[1585] | 1411 | ! |
---|
| 1412 | !-- Inquire dimension ids and dimensions |
---|
| 1413 | nc_stat = NF90_INQ_DIMID( id, "Pressure", id_dim ) |
---|
[1783] | 1414 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1415 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim, len = np) |
---|
[1783] | 1416 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1417 | |
---|
| 1418 | nc_stat = NF90_INQ_DIMID( id, "Absorber", id_dim ) |
---|
[1783] | 1419 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1420 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim, len = nabs ) |
---|
[1783] | 1421 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1422 | |
---|
| 1423 | |
---|
| 1424 | ! |
---|
| 1425 | !-- Allocate pressure, and trace gas arrays |
---|
| 1426 | ALLOCATE( p_mls(1:np) ) |
---|
| 1427 | ALLOCATE( trace_mls(1:num_trace_gases,1:np) ) |
---|
| 1428 | ALLOCATE( trace_mls_tmp(1:nabs,1:np) ) |
---|
| 1429 | |
---|
| 1430 | |
---|
| 1431 | nc_stat = NF90_INQ_VARID( id, "Pressure", id_var ) |
---|
[1783] | 1432 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1433 | nc_stat = NF90_GET_VAR( id, id_var, p_mls ) |
---|
[1783] | 1434 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1435 | |
---|
| 1436 | nc_stat = NF90_INQ_VARID( id, "AbsorberAmountMLS", id_var ) |
---|
[1783] | 1437 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1438 | nc_stat = NF90_GET_VAR( id, id_var, trace_mls_tmp ) |
---|
[1783] | 1439 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 550 ) |
---|
[1585] | 1440 | |
---|
| 1441 | |
---|
| 1442 | ! |
---|
| 1443 | !-- Write absorber amounts (mls) to trace_mls |
---|
| 1444 | DO n = 1, num_trace_gases |
---|
| 1445 | CALL getAbsorberIndex( TRIM( trace_names(n) ), id_abs ) |
---|
| 1446 | |
---|
| 1447 | trace_mls(n,1:np) = trace_mls_tmp(id_abs,1:np) |
---|
| 1448 | |
---|
| 1449 | ! |
---|
| 1450 | !-- Replace missing values by zero |
---|
| 1451 | WHERE ( trace_mls(n,:) > 2.0_wp ) |
---|
| 1452 | trace_mls(n,:) = 0.0_wp |
---|
| 1453 | END WHERE |
---|
| 1454 | END DO |
---|
| 1455 | |
---|
| 1456 | DEALLOCATE ( trace_mls_tmp ) |
---|
| 1457 | |
---|
| 1458 | nc_stat = NF90_CLOSE( id ) |
---|
[1783] | 1459 | CALL netcdf_handle_error_rad( 'read_trace_gas_data', 551 ) |
---|
[1585] | 1460 | |
---|
| 1461 | ! |
---|
| 1462 | !-- Add extra pressure level for calculations of the trace gas paths |
---|
| 1463 | ALLOCATE ( rrtm_play_tmp(1:nzt_rad+1) ) |
---|
| 1464 | ALLOCATE ( rrtm_plev_tmp(1:nzt_rad+2) ) |
---|
| 1465 | |
---|
| 1466 | rrtm_play_tmp(1:nzt_rad) = rrtm_play(0,1:nzt_rad) |
---|
| 1467 | rrtm_plev_tmp(1:nzt_rad+1) = rrtm_plev(0,1:nzt_rad+1) |
---|
| 1468 | rrtm_play_tmp(nzt_rad+1) = rrtm_plev(0,nzt_rad+1) * 0.5_wp |
---|
| 1469 | rrtm_plev_tmp(nzt_rad+2) = MIN( 1.0E-4_wp, 0.25_wp & |
---|
| 1470 | * rrtm_plev(0,nzt_rad+1) ) |
---|
| 1471 | |
---|
| 1472 | ! |
---|
| 1473 | !-- Calculate trace gas path (zero at surface) with interpolation to the |
---|
| 1474 | !-- sounding levels |
---|
| 1475 | ALLOCATE ( trace_mls_path(1:nzt_rad+2,1:num_trace_gases) ) |
---|
| 1476 | |
---|
| 1477 | trace_mls_path(nzb+1,:) = 0.0_wp |
---|
| 1478 | |
---|
| 1479 | DO k = nzb+2, nzt_rad+2 |
---|
| 1480 | DO m = 1, num_trace_gases |
---|
| 1481 | trace_mls_path(k,m) = trace_mls_path(k-1,m) |
---|
| 1482 | |
---|
| 1483 | ! |
---|
| 1484 | !-- When the pressure level is higher than the trace gas pressure |
---|
| 1485 | !-- level, assume that |
---|
[1691] | 1486 | IF ( rrtm_plev_tmp(k-1) > p_mls(1) ) THEN |
---|
[1585] | 1487 | |
---|
| 1488 | trace_mls_path(k,m) = trace_mls_path(k,m) + trace_mls(m,1) & |
---|
| 1489 | * ( rrtm_plev_tmp(k-1) & |
---|
| 1490 | - MAX( p_mls(1), rrtm_plev_tmp(k) ) & |
---|
| 1491 | ) / g |
---|
| 1492 | ENDIF |
---|
| 1493 | |
---|
| 1494 | ! |
---|
| 1495 | !-- Integrate for each sounding level from the contributing p_mls |
---|
| 1496 | !-- levels |
---|
| 1497 | DO n = 2, np |
---|
| 1498 | ! |
---|
| 1499 | !-- Limit p_mls so that it is within the model level |
---|
| 1500 | p_mls_u = MIN( rrtm_plev_tmp(k-1), & |
---|
| 1501 | MAX( rrtm_plev_tmp(k), p_mls(n) ) ) |
---|
| 1502 | p_mls_l = MIN( rrtm_plev_tmp(k-1), & |
---|
| 1503 | MAX( rrtm_plev_tmp(k), p_mls(n-1) ) ) |
---|
| 1504 | |
---|
[1691] | 1505 | IF ( p_mls_l > p_mls_u ) THEN |
---|
[1585] | 1506 | |
---|
| 1507 | ! |
---|
| 1508 | !-- Calculate weights for interpolation |
---|
| 1509 | p_mls_m = 0.5_wp * (p_mls_l + p_mls_u) |
---|
| 1510 | p_wgt_u = (p_mls(n-1) - p_mls_m) / (p_mls(n-1) - p_mls(n)) |
---|
| 1511 | p_wgt_l = (p_mls_m - p_mls(n)) / (p_mls(n-1) - p_mls(n)) |
---|
| 1512 | |
---|
| 1513 | ! |
---|
| 1514 | !-- Add level to trace gas path |
---|
| 1515 | trace_mls_path(k,m) = trace_mls_path(k,m) & |
---|
| 1516 | + ( p_wgt_u * trace_mls(m,n) & |
---|
| 1517 | + p_wgt_l * trace_mls(m,n-1) ) & |
---|
[1691] | 1518 | * (p_mls_l - p_mls_u) / g |
---|
[1585] | 1519 | ENDIF |
---|
| 1520 | ENDDO |
---|
| 1521 | |
---|
[1691] | 1522 | IF ( rrtm_plev_tmp(k) < p_mls(np) ) THEN |
---|
[1585] | 1523 | trace_mls_path(k,m) = trace_mls_path(k,m) + trace_mls(m,np) & |
---|
| 1524 | * ( MIN( rrtm_plev_tmp(k-1), p_mls(np) ) & |
---|
| 1525 | - rrtm_plev_tmp(k) & |
---|
| 1526 | ) / g |
---|
| 1527 | ENDIF |
---|
[1496] | 1528 | ENDDO |
---|
| 1529 | ENDDO |
---|
| 1530 | |
---|
| 1531 | |
---|
[1585] | 1532 | ! |
---|
| 1533 | !-- Prepare trace gas path profiles |
---|
| 1534 | ALLOCATE ( trace_path_tmp(1:nzt_rad+1) ) |
---|
[1496] | 1535 | |
---|
[1585] | 1536 | DO m = 1, num_trace_gases |
---|
| 1537 | |
---|
| 1538 | trace_path_tmp(1:nzt_rad+1) = ( trace_mls_path(2:nzt_rad+2,m) & |
---|
| 1539 | - trace_mls_path(1:nzt_rad+1,m) ) * g & |
---|
| 1540 | / ( rrtm_plev_tmp(1:nzt_rad+1) & |
---|
| 1541 | - rrtm_plev_tmp(2:nzt_rad+2) ) |
---|
| 1542 | |
---|
| 1543 | ! |
---|
| 1544 | !-- Save trace gas paths to the respective arrays |
---|
| 1545 | SELECT CASE ( TRIM( trace_names(m) ) ) |
---|
| 1546 | |
---|
| 1547 | CASE ( 'O3' ) |
---|
| 1548 | |
---|
| 1549 | rrtm_o3vmr(0,:) = trace_path_tmp(:) |
---|
| 1550 | |
---|
| 1551 | CASE ( 'CO2' ) |
---|
| 1552 | |
---|
| 1553 | rrtm_co2vmr(0,:) = trace_path_tmp(:) |
---|
| 1554 | |
---|
| 1555 | CASE ( 'CH4' ) |
---|
| 1556 | |
---|
| 1557 | rrtm_ch4vmr(0,:) = trace_path_tmp(:) |
---|
| 1558 | |
---|
| 1559 | CASE ( 'N2O' ) |
---|
| 1560 | |
---|
| 1561 | rrtm_n2ovmr(0,:) = trace_path_tmp(:) |
---|
| 1562 | |
---|
| 1563 | CASE ( 'O2' ) |
---|
| 1564 | |
---|
| 1565 | rrtm_o2vmr(0,:) = trace_path_tmp(:) |
---|
| 1566 | |
---|
| 1567 | CASE ( 'CFC11' ) |
---|
| 1568 | |
---|
| 1569 | rrtm_cfc11vmr(0,:) = trace_path_tmp(:) |
---|
| 1570 | |
---|
| 1571 | CASE ( 'CFC12' ) |
---|
| 1572 | |
---|
| 1573 | rrtm_cfc12vmr(0,:) = trace_path_tmp(:) |
---|
| 1574 | |
---|
| 1575 | CASE ( 'CFC22' ) |
---|
| 1576 | |
---|
| 1577 | rrtm_cfc22vmr(0,:) = trace_path_tmp(:) |
---|
| 1578 | |
---|
| 1579 | CASE ( 'CCL4' ) |
---|
| 1580 | |
---|
| 1581 | rrtm_ccl4vmr(0,:) = trace_path_tmp(:) |
---|
| 1582 | |
---|
| 1583 | CASE DEFAULT |
---|
| 1584 | |
---|
| 1585 | END SELECT |
---|
| 1586 | |
---|
| 1587 | ENDDO |
---|
| 1588 | |
---|
| 1589 | DEALLOCATE ( trace_path_tmp ) |
---|
| 1590 | DEALLOCATE ( trace_mls_path ) |
---|
| 1591 | DEALLOCATE ( rrtm_play_tmp ) |
---|
| 1592 | DEALLOCATE ( rrtm_plev_tmp ) |
---|
| 1593 | DEALLOCATE ( trace_mls ) |
---|
| 1594 | DEALLOCATE ( p_mls ) |
---|
| 1595 | |
---|
| 1596 | END SUBROUTINE read_trace_gas_data |
---|
| 1597 | |
---|
[1783] | 1598 | SUBROUTINE netcdf_handle_error_rad( routine_name, errno ) |
---|
| 1599 | |
---|
| 1600 | USE control_parameters, & |
---|
| 1601 | ONLY: message_string |
---|
| 1602 | |
---|
| 1603 | USE NETCDF |
---|
| 1604 | |
---|
| 1605 | USE pegrid |
---|
| 1606 | |
---|
| 1607 | IMPLICIT NONE |
---|
| 1608 | |
---|
| 1609 | CHARACTER(LEN=6) :: message_identifier |
---|
| 1610 | CHARACTER(LEN=*) :: routine_name |
---|
| 1611 | |
---|
| 1612 | INTEGER(iwp) :: errno |
---|
| 1613 | |
---|
| 1614 | IF ( nc_stat /= NF90_NOERR ) THEN |
---|
| 1615 | |
---|
| 1616 | WRITE( message_identifier, '(''NC'',I4.4)' ) errno |
---|
| 1617 | message_string = TRIM( NF90_STRERROR( nc_stat ) ) |
---|
| 1618 | |
---|
| 1619 | CALL message( routine_name, message_identifier, 2, 2, 0, 6, 1 ) |
---|
| 1620 | |
---|
| 1621 | ENDIF |
---|
| 1622 | |
---|
| 1623 | END SUBROUTINE netcdf_handle_error_rad |
---|
[1585] | 1624 | #endif |
---|
| 1625 | |
---|
| 1626 | |
---|
[1551] | 1627 | !------------------------------------------------------------------------------! |
---|
| 1628 | ! Description: |
---|
| 1629 | ! ------------ |
---|
[1682] | 1630 | !> Calculate temperature tendency due to radiative cooling/heating. |
---|
| 1631 | !> Cache-optimized version. |
---|
[1551] | 1632 | !------------------------------------------------------------------------------! |
---|
[1585] | 1633 | SUBROUTINE radiation_tendency_ij ( i, j, tend ) |
---|
[1496] | 1634 | |
---|
[1585] | 1635 | USE cloud_parameters, & |
---|
[1691] | 1636 | ONLY: pt_d_t |
---|
[1551] | 1637 | |
---|
[1585] | 1638 | IMPLICIT NONE |
---|
| 1639 | |
---|
[1691] | 1640 | INTEGER(iwp) :: i, j, k !< loop indices |
---|
[1585] | 1641 | |
---|
[1691] | 1642 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: tend !< pt tendency term |
---|
[1585] | 1643 | |
---|
| 1644 | #if defined ( __rrtmg ) |
---|
| 1645 | ! |
---|
[1691] | 1646 | !-- Calculate tendency based on heating rate |
---|
[1585] | 1647 | DO k = nzb+1, nzt+1 |
---|
[1691] | 1648 | tend(k,j,i) = tend(k,j,i) + (rad_lw_hr(k,j,i) + rad_sw_hr(k,j,i)) & |
---|
| 1649 | * pt_d_t(k) * d_seconds_hour |
---|
[1585] | 1650 | ENDDO |
---|
| 1651 | |
---|
| 1652 | #endif |
---|
| 1653 | |
---|
| 1654 | END SUBROUTINE radiation_tendency_ij |
---|
| 1655 | |
---|
| 1656 | |
---|
[1551] | 1657 | !------------------------------------------------------------------------------! |
---|
| 1658 | ! Description: |
---|
| 1659 | ! ------------ |
---|
[1682] | 1660 | !> Calculate temperature tendency due to radiative cooling/heating. |
---|
| 1661 | !> Vector-optimized version |
---|
[1551] | 1662 | !------------------------------------------------------------------------------! |
---|
[1585] | 1663 | SUBROUTINE radiation_tendency ( tend ) |
---|
[1551] | 1664 | |
---|
[1585] | 1665 | USE cloud_parameters, & |
---|
[1691] | 1666 | ONLY: pt_d_t |
---|
[1551] | 1667 | |
---|
[1585] | 1668 | USE indices, & |
---|
| 1669 | ONLY: nxl, nxr, nyn, nys |
---|
| 1670 | |
---|
| 1671 | IMPLICIT NONE |
---|
| 1672 | |
---|
[1691] | 1673 | INTEGER(iwp) :: i, j, k !< loop indices |
---|
[1585] | 1674 | |
---|
[1691] | 1675 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: tend !< pt tendency term |
---|
[1585] | 1676 | |
---|
| 1677 | #if defined ( __rrtmg ) |
---|
[1691] | 1678 | ! |
---|
| 1679 | !-- Calculate tendency based on heating rate |
---|
[1585] | 1680 | DO i = nxl, nxr |
---|
| 1681 | DO j = nys, nyn |
---|
| 1682 | DO k = nzb+1, nzt+1 |
---|
[1691] | 1683 | tend(k,j,i) = tend(k,j,i) + ( rad_lw_hr(k,j,i) & |
---|
| 1684 | + rad_sw_hr(k,j,i) ) * pt_d_t(k) & |
---|
| 1685 | * d_seconds_hour |
---|
[1585] | 1686 | ENDDO |
---|
| 1687 | ENDDO |
---|
| 1688 | ENDDO |
---|
| 1689 | #endif |
---|
| 1690 | |
---|
| 1691 | END SUBROUTINE radiation_tendency |
---|
| 1692 | |
---|
[1496] | 1693 | END MODULE radiation_model_mod |
---|