[1496] | 1 | MODULE radiation_model_mod |
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| 2 | |
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| 3 | !--------------------------------------------------------------------------------! |
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| 4 | ! This file is part of PALM. |
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| 5 | ! |
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| 6 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
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| 7 | ! of the GNU General Public License as published by the Free Software Foundation, |
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| 8 | ! either version 3 of the License, or (at your option) any later version. |
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| 9 | ! |
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| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 13 | ! |
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| 14 | ! You should have received a copy of the GNU General Public License along with |
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| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | ! |
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[1585] | 17 | ! Copyright 1997-2015 Leibniz Universitaet Hannover |
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[1496] | 18 | !--------------------------------------------------------------------------------! |
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| 19 | ! |
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| 20 | ! Current revisions: |
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| 21 | ! ----------------- |
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[1585] | 22 | ! Added support for RRTMG |
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[1496] | 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: radiation_model.f90 1585 2015-04-30 07:05:52Z maronga $ |
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| 27 | ! |
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[1572] | 28 | ! 1571 2015-03-12 16:12:49Z maronga |
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| 29 | ! Added missing KIND attribute. Removed upper-case variable names |
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| 30 | ! |
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[1552] | 31 | ! 1551 2015-03-03 14:18:16Z maronga |
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| 32 | ! Added support for data output. Various variables have been renamed. Added |
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| 33 | ! interface for different radiation schemes (currently: clear-sky, constant, and |
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| 34 | ! RRTM (not yet implemented). |
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| 35 | ! |
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[1497] | 36 | ! 1496 2014-12-02 17:25:50Z maronga |
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| 37 | ! Initial revision |
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| 38 | ! |
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[1496] | 39 | ! |
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| 40 | ! Description: |
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| 41 | ! ------------ |
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[1585] | 42 | ! Radiation models and interfaces |
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| 43 | ! To do: move variable definitions used in init_radiation only to the subroutine |
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| 44 | ! as they are no longer required after initialization. |
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| 45 | ! Note that many variables have a leading dummy dimension (0:0) in order to |
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| 46 | ! match the assume-size shape expected by the RRTMG model |
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| 47 | ! |
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| 48 | ! To do: |
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| 49 | ! - Output of full column vertical profiles used in RRTMG |
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| 50 | ! - Output of other rrtm arrays (such as volume mixing ratios) |
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| 51 | ! - Adapt for use with topography |
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| 52 | ! - Remove 3D dummy arrays (such as clear-sky output) |
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[1496] | 53 | !------------------------------------------------------------------------------! |
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| 54 | |
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| 55 | USE arrays_3d, & |
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[1585] | 56 | ONLY: hyp, pt, q, ql, zw |
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[1496] | 57 | |
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[1585] | 58 | USE cloud_parameters, & |
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| 59 | ONLY: cp, l_v, nc_const, rho_l, sigma_gc |
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| 60 | |
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| 61 | USE constants, & |
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| 62 | ONLY: pi |
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| 63 | |
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[1496] | 64 | USE control_parameters, & |
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[1585] | 65 | ONLY: cloud_droplets, cloud_physics, g, initializing_actions, & |
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| 66 | large_scale_forcing, lsf_surf, phi, pt_surface, & |
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| 67 | surface_pressure, time_since_reference_point |
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[1496] | 68 | |
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| 69 | USE indices, & |
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[1585] | 70 | ONLY: nxl, nxlg, nxr, nxrg, nyn, nyng, nys, nysg, nzb_s_inner, nzb, nzt |
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[1496] | 71 | |
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| 72 | USE kinds |
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| 73 | |
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[1585] | 74 | USE netcdf |
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| 75 | |
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[1551] | 76 | USE netcdf_control, & |
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| 77 | ONLY: dots_label, dots_num, dots_unit |
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[1496] | 78 | |
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[1585] | 79 | #if defined ( __rrtmg ) |
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| 80 | USE parrrsw, & |
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| 81 | ONLY: naerec, nbndsw |
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[1551] | 82 | |
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[1585] | 83 | USE parrrtm, & |
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| 84 | ONLY: nbndlw |
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| 85 | |
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| 86 | USE rrtmg_lw_init, & |
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| 87 | ONLY: rrtmg_lw_ini |
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| 88 | |
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| 89 | USE rrtmg_sw_init, & |
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| 90 | ONLY: rrtmg_sw_ini |
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| 91 | |
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| 92 | USE rrtmg_lw_rad, & |
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| 93 | ONLY: rrtmg_lw |
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| 94 | |
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| 95 | USE rrtmg_sw_rad, & |
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| 96 | ONLY: rrtmg_sw |
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| 97 | #endif |
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| 98 | |
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| 99 | |
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| 100 | |
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[1496] | 101 | IMPLICIT NONE |
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| 102 | |
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[1585] | 103 | CHARACTER(10) :: radiation_scheme = 'clear-sky' ! 'constant', 'clear-sky', or 'rrtmg' |
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[1551] | 104 | |
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[1585] | 105 | ! |
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| 106 | !-- Predefined Land surface classes (albedo_type) after Briegleb (1992) |
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| 107 | CHARACTER(37), DIMENSION(0:16), PARAMETER :: albedo_type_name = (/ & |
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| 108 | 'user defined', & ! 0 |
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| 109 | 'ocean', & ! 1 |
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| 110 | 'mixed farming, tall grassland', & ! 2 |
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| 111 | 'tall/medium grassland', & ! 3 |
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| 112 | 'evergreen shrubland', & ! 4 |
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| 113 | 'short grassland/meadow/shrubland', & ! 5 |
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| 114 | 'evergreen needleleaf forest', & ! 6 |
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| 115 | 'mixed deciduous evergreen forest', & ! 7 |
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| 116 | 'deciduous forest', & ! 8 |
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| 117 | 'tropical evergreen broadleaved forest',& ! 9 |
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| 118 | 'medium/tall grassland/woodland', & ! 10 |
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| 119 | 'desert, sandy', & ! 11 |
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| 120 | 'desert, rocky', & ! 12 |
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| 121 | 'tundra', & ! 13 |
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| 122 | 'landice', & ! 14 |
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| 123 | 'sea ice', & ! 15 |
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| 124 | 'snow' & ! 16 |
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| 125 | /) |
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[1496] | 126 | |
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[1585] | 127 | INTEGER(iwp) :: albedo_type = 5, & !: Albedo surface type (default: short grassland) |
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| 128 | day, & !: current day of the year |
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| 129 | day_init = 172, & !: day of the year at model start (21/06) |
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| 130 | dots_rad = 0 !: starting index for timeseries output |
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[1496] | 131 | |
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| 132 | |
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| 133 | |
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[1585] | 134 | |
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| 135 | |
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| 136 | |
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| 137 | LOGICAL :: constant_albedo = .FALSE., & !: flag parameter indicating whether the albedo may change depending on zenith |
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| 138 | lw_radiation = .TRUE., & !: flag parameter indicing whether longwave radiation shall be calculated |
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| 139 | radiation = .FALSE., & !: flag parameter indicating whether the radiation model is used |
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| 140 | sun_up = .TRUE., & !: flag parameter indicating whether the sun is up or down |
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| 141 | sw_radiation = .TRUE. !: flag parameter indicing whether shortwave radiation shall be calculated |
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| 142 | |
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| 143 | REAL(wp), PARAMETER :: sigma_sb = 5.67E-8_wp, & !: Stefan-Boltzmann constant |
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| 144 | solar_constant = 1368.0_wp !: solar constant at top of atmosphere |
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[1496] | 145 | |
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[1585] | 146 | REAL(wp) :: albedo = 9999999.9_wp, & !: NAMELIST alpha |
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| 147 | albedo_lw_dif = 9999999.9_wp, & !: NAMELIST aldif |
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| 148 | albedo_lw_dir = 9999999.9_wp, & !: NAMELIST aldir |
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| 149 | albedo_sw_dif = 9999999.9_wp, & !: NAMELIST asdif |
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| 150 | albedo_sw_dir = 9999999.9_wp, & !: NAMELIST asdir |
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| 151 | dt_radiation = 0.0_wp, & !: radiation model timestep |
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| 152 | emissivity = 0.95_wp, & !: NAMELIST surface emissivity |
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| 153 | exn, & !: Exner function |
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| 154 | lon = 0.0_wp, & !: longitude in radians |
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| 155 | lat = 0.0_wp, & !: latitude in radians |
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| 156 | decl_1, & !: declination coef. 1 |
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| 157 | decl_2, & !: declination coef. 2 |
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| 158 | decl_3, & !: declination coef. 3 |
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| 159 | time_utc, & !: current time in UTC |
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| 160 | time_utc_init = 43200.0_wp, & !: UTC time at model start (noon) |
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| 161 | lambda = 0.0_wp, & !: longitude in degrees |
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| 162 | net_radiation = 0.0_wp, & !: net radiation at surface |
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| 163 | time_radiation = 0.0_wp, & !: time since last call of radiation code |
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| 164 | sky_trans !: sky transmissivity |
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[1496] | 165 | |
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[1585] | 166 | |
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| 167 | REAL(wp), DIMENSION(0:0) :: zenith !: solar zenith angle |
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| 168 | |
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[1496] | 169 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: & |
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[1585] | 170 | alpha, & !: surface broadband albedo (used for clear-sky scheme) |
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[1551] | 171 | rad_net, & !: net radiation at the surface |
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[1585] | 172 | rad_net_av !: average of rad_net |
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[1496] | 173 | |
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[1585] | 174 | ! |
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| 175 | !-- Land surface albedos for solar zenith angle of 60° after Briegleb (1992) |
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| 176 | !-- (shortwave, longwave, broadband): sw, lw, bb, |
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| 177 | REAL(wp), DIMENSION(0:2,1:15), PARAMETER :: albedo_pars = RESHAPE( (/& |
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| 178 | 0.06_wp, 0.06_wp, 0.06_wp, & ! 1 |
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| 179 | 0.09_wp, 0.28_wp, 0.19_wp, & ! 2 |
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| 180 | 0.11_wp, 0.33_wp, 0.23_wp, & ! 3 |
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| 181 | 0.11_wp, 0.33_wp, 0.23_wp, & ! 4 |
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| 182 | 0.14_wp, 0.34_wp, 0.25_wp, & ! 5 |
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| 183 | 0.06_wp, 0.22_wp, 0.14_wp, & ! 6 |
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| 184 | 0.06_wp, 0.27_wp, 0.17_wp, & ! 7 |
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| 185 | 0.06_wp, 0.31_wp, 0.19_wp, & ! 8 |
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| 186 | 0.06_wp, 0.22_wp, 0.14_wp, & ! 9 |
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| 187 | 0.06_wp, 0.28_wp, 0.18_wp, & ! 10 |
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| 188 | 0.35_wp, 0.51_wp, 0.43_wp, & ! 11 |
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| 189 | 0.24_wp, 0.40_wp, 0.32_wp, & ! 12 |
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| 190 | 0.10_wp, 0.27_wp, 0.19_wp, & ! 13 |
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| 191 | 0.90_wp, 0.65_wp, 0.77_wp, & ! 14 |
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| 192 | 0.95_wp, 0.70_wp, 0.82_wp & ! 15 |
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| 193 | /), (/ 3, 15 /) ) |
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[1496] | 194 | |
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[1585] | 195 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE, TARGET :: & |
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| 196 | rad_sw_in, & !: incoming shortwave radiation (W/m2) |
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| 197 | rad_sw_in_av, & !: average of rad_sw_in |
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| 198 | rad_sw_out, & !: outgoing shortwave radiation (W/m2) |
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| 199 | rad_sw_out_av, & !: average of rad_sw_out |
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| 200 | rad_lw_in, & !: incoming longwave radiation (W/m2) |
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| 201 | rad_lw_in_av, & !: average of rad_lw_in |
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| 202 | rad_lw_out, & !: outgoing longwave radiation (W/m2) |
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| 203 | rad_lw_out_av !: average of rad_lw_out |
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| 204 | |
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| 205 | ! |
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| 206 | !-- Variables and parameters used in RRTMG only |
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| 207 | #if defined ( __rrtmg ) |
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| 208 | CHARACTER(LEN=12) :: rrtm_input_file = "RAD_SND_DATA" !: name of the NetCDF input file (sounding data) |
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| 209 | |
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| 210 | |
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| 211 | ! |
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| 212 | !-- Flag parameters for RRTMGS (should not be changed) |
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| 213 | INTEGER(iwp), PARAMETER :: rrtm_inflglw = 2, & !: flag for lw cloud optical properties (0,1,2) |
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| 214 | rrtm_iceflglw = 0, & !: flag for lw ice particle specifications (0,1,2,3) |
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| 215 | rrtm_liqflglw = 1, & !: flag for lw liquid droplet specifications |
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| 216 | rrtm_inflgsw = 2, & !: flag for sw cloud optical properties (0,1,2) |
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| 217 | rrtm_iceflgsw = 0, & !: flag for sw ice particle specifications (0,1,2,3) |
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| 218 | rrtm_liqflgsw = 1 !: flag for sw liquid droplet specifications |
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| 219 | |
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| 220 | ! |
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| 221 | !-- The following variables should be only changed with care, as this will |
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| 222 | !-- require further setting of some variables, which is currently not |
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| 223 | !-- implemented (aerosols, ice phase). |
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| 224 | INTEGER(iwp) :: nzt_rad, & !: upper vertical limit for radiation calculations |
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| 225 | rrtm_icld = 0, & !: cloud flag (0: clear sky column, 1: cloudy column) |
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| 226 | 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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| 227 | rrtm_idrv = 0 !: longwave upward flux calculation option (0,1) |
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| 228 | |
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| 229 | LOGICAL :: snd_exists = .FALSE. !: flag parameter to check whether a user-defined input files exists |
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| 230 | |
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| 231 | REAL(wp), PARAMETER :: mol_weight_air_d_wv = 1.607793_wp !: molecular weight dry air / water vapor |
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| 232 | |
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| 233 | REAL(wp), DIMENSION(:), ALLOCATABLE :: hyp_snd, & !: hypostatic pressure from sounding data (hPa) |
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| 234 | q_snd, & !: specific humidity from sounding data (kg/kg) - dummy at the moment |
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| 235 | rrtm_tsfc, & !: dummy array for storing surface temperature |
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| 236 | t_snd !: actual temperature from sounding data (hPa) |
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| 237 | |
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| 238 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: aldif, & !: longwave diffuse albedo solar angle of 60° |
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| 239 | aldir, & !: longwave direct albedo solar angle of 60° |
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| 240 | asdif, & !: shortwave diffuse albedo solar angle of 60° |
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| 241 | asdir, & !: shortwave direct albedo solar angle of 60° |
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| 242 | rrtm_ccl4vmr, & !: CCL4 volume mixing ratio (g/mol) |
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| 243 | rrtm_cfc11vmr, & !: CFC11 volume mixing ratio (g/mol) |
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| 244 | rrtm_cfc12vmr, & !: CFC12 volume mixing ratio (g/mol) |
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| 245 | rrtm_cfc22vmr, & !: CFC22 volume mixing ratio (g/mol) |
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| 246 | rrtm_ch4vmr, & !: CH4 volume mixing ratio |
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| 247 | rrtm_cicewp, & !: in-cloud ice water path (g/m²) |
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| 248 | rrtm_cldfr, & !: cloud fraction (0,1) |
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| 249 | rrtm_cliqwp, & !: in-cloud liquid water path (g/m²) |
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| 250 | rrtm_co2vmr, & !: CO2 volume mixing ratio (g/mol) |
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| 251 | rrtm_emis, & !: surface emissivity (0-1) |
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| 252 | rrtm_h2ovmr, & !: H2O volume mixing ratio |
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| 253 | rrtm_n2ovmr, & !: N2O volume mixing ratio |
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| 254 | rrtm_o2vmr, & !: O2 volume mixing ratio |
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| 255 | rrtm_o3vmr, & !: O3 volume mixing ratio |
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| 256 | rrtm_play, & !: pressure layers (hPa, zu-grid) |
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| 257 | rrtm_plev, & !: pressure layers (hPa, zw-grid) |
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| 258 | rrtm_reice, & !: cloud ice effective radius (microns) |
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| 259 | rrtm_reliq, & !: cloud water drop effective radius (microns) |
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| 260 | rrtm_tlay, & !: actual temperature (K, zu-grid) |
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| 261 | rrtm_tlev, & !: actual temperature (K, zw-grid) |
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| 262 | rrtm_lwdflx, & !: RRTM output of incoming longwave radiation flux (W/m2) |
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| 263 | rrtm_lwuflx, & !: RRTM output of outgoing longwave radiation flux (W/m2) |
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| 264 | rrtm_lwhr, & !: RRTM output of longwave radiation heating rate (K/d) |
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| 265 | rrtm_lwuflxc, & !: RRTM output of incoming clear sky longwave radiation flux (W/m2) |
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| 266 | rrtm_lwdflxc, & !: RRTM output of outgoing clear sky longwave radiation flux (W/m2) |
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| 267 | rrtm_lwhrc, & !: RRTM output of incoming longwave clear sky radiation heating rate (K/d) |
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| 268 | rrtm_swdflx, & !: RRTM output of incoming shortwave radiation flux (W/m2) |
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| 269 | rrtm_swuflx, & !: RRTM output of outgoing shortwave radiation flux (W/m2) |
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| 270 | rrtm_swhr, & !: RRTM output of shortwave radiation heating rate (K/d) |
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| 271 | rrtm_swuflxc, & !: RRTM output of incoming clear sky shortwave radiation flux (W/m2) |
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| 272 | rrtm_swdflxc, & !: RRTM output of outgoing clear sky shortwave radiation flux (W/m2) |
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| 273 | rrtm_swhrc !: RRTM output of incoming shortwave clear sky radiation heating rate (K/d) |
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| 274 | |
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| 275 | ! |
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| 276 | !-- Definition of arrays that are currently not used for calling RRTMG (due to setting of flag parameters) |
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| 277 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: rad_lw_cs_in, & !: incoming clear sky longwave radiation (W/m2) (not used) |
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| 278 | rad_lw_cs_out, & !: outgoing clear sky longwave radiation (W/m2) (not used) |
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| 279 | rad_lw_cs_hr, & !: longwave clear sky radiation heating rate (K/d) (not used) |
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| 280 | rad_lw_hr, & !: longwave radiation heating rate (K/d) |
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| 281 | rad_sw_cs_in, & !: incoming clear sky shortwave radiation (W/m2) (not used) |
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| 282 | rad_sw_cs_out, & !: outgoing clear sky shortwave radiation (W/m2) (not used) |
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| 283 | rad_sw_cs_hr, & !: shortwave clear sky radiation heating rate (K/d) (not used) |
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| 284 | rad_sw_hr, & !: shortwave radiation heating rate (K/d) |
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| 285 | rrtm_aldif, & !: surface albedo for longwave diffuse radiation |
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| 286 | rrtm_aldir, & !: surface albedo for longwave direct radiation |
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| 287 | rrtm_asdif, & !: surface albedo for shortwave diffuse radiation |
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| 288 | rrtm_asdir, & !: surface albedo for shortwave direct radiation |
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| 289 | rrtm_lw_tauaer, & !: lw aerosol optical depth |
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| 290 | rrtm_lw_taucld, & !: lw in-cloud optical depth |
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| 291 | rrtm_sw_taucld, & !: sw in-cloud optical depth |
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| 292 | rrtm_sw_ssacld, & !: sw in-cloud single scattering albedo |
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| 293 | rrtm_sw_asmcld, & !: sw in-cloud asymmetry parameter |
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| 294 | rrtm_sw_fsfcld, & !: sw in-cloud forward scattering fraction |
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| 295 | rrtm_sw_tauaer, & !: sw aerosol optical depth |
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| 296 | rrtm_sw_ssaaer, & !: sw aerosol single scattering albedo |
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| 297 | rrtm_sw_asmaer, & !: sw aerosol asymmetry parameter |
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| 298 | rrtm_sw_ecaer !: sw aerosol optical detph at 0.55 microns (rrtm_iaer = 6 only) |
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| 299 | #endif |
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| 300 | |
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[1496] | 301 | INTERFACE init_radiation |
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| 302 | MODULE PROCEDURE init_radiation |
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| 303 | END INTERFACE init_radiation |
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| 304 | |
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[1551] | 305 | INTERFACE radiation_clearsky |
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| 306 | MODULE PROCEDURE radiation_clearsky |
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| 307 | END INTERFACE radiation_clearsky |
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[1496] | 308 | |
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[1585] | 309 | INTERFACE radiation_rrtmg |
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| 310 | MODULE PROCEDURE radiation_rrtmg |
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| 311 | END INTERFACE radiation_rrtmg |
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[1551] | 312 | |
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[1585] | 313 | INTERFACE radiation_tendency |
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| 314 | MODULE PROCEDURE radiation_tendency |
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| 315 | MODULE PROCEDURE radiation_tendency_ij |
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| 316 | END INTERFACE radiation_tendency |
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[1551] | 317 | |
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[1496] | 318 | SAVE |
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| 319 | |
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| 320 | PRIVATE |
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| 321 | |
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[1585] | 322 | PUBLIC albedo, albedo_type, albedo_type_name, albedo_lw_dif, albedo_lw_dir,& |
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| 323 | albedo_sw_dif, albedo_sw_dir, constant_albedo, day_init, dots_rad, & |
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| 324 | dt_radiation, init_radiation, lambda, lw_radiation, net_radiation, & |
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| 325 | rad_net, rad_net_av, radiation, radiation_clearsky, & |
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| 326 | radiation_rrtmg, radiation_scheme, radiation_tendency, rad_lw_in, & |
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| 327 | rad_lw_in_av, rad_lw_out, rad_lw_out_av, rad_sw_in, rad_sw_in_av, & |
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| 328 | rad_sw_out, rad_sw_out_av, sigma_sb, sw_radiation, time_radiation, & |
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| 329 | time_utc_init |
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[1496] | 330 | |
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[1585] | 331 | #if defined ( __rrtmg ) |
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| 332 | PUBLIC rrtm_aldif, rrtm_aldir, rrtm_asdif, rrtm_asdir |
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| 333 | #endif |
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[1496] | 334 | |
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| 335 | CONTAINS |
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| 336 | |
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| 337 | !------------------------------------------------------------------------------! |
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| 338 | ! Description: |
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| 339 | ! ------------ |
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| 340 | !-- Initialization of the radiation model |
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| 341 | !------------------------------------------------------------------------------! |
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| 342 | SUBROUTINE init_radiation |
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| 343 | |
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| 344 | IMPLICIT NONE |
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| 345 | |
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[1585] | 346 | ! |
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| 347 | !-- Allocate array for storing the surface net radiation |
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| 348 | IF ( .NOT. ALLOCATED ( rad_net ) ) THEN |
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| 349 | ALLOCATE ( rad_net(nysg:nyng,nxlg:nxrg) ) |
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| 350 | rad_net = 0.0_wp |
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| 351 | ENDIF |
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[1496] | 352 | |
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| 353 | ! |
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[1551] | 354 | !-- Fix net radiation in case of radiation_scheme = 'constant' |
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[1585] | 355 | IF ( radiation_scheme == 'constant' ) THEN |
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[1551] | 356 | rad_net = net_radiation |
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[1585] | 357 | radiation = .FALSE. |
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[1551] | 358 | ! |
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[1585] | 359 | !-- Calculate orbital constants |
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| 360 | ELSE |
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[1551] | 361 | decl_1 = SIN(23.45_wp * pi / 180.0_wp) |
---|
| 362 | decl_2 = 2.0_wp * pi / 365.0_wp |
---|
| 363 | decl_3 = decl_2 * 81.0_wp |
---|
[1585] | 364 | lat = phi * pi / 180.0_wp |
---|
| 365 | lon = lambda * pi / 180.0_wp |
---|
| 366 | ENDIF |
---|
| 367 | |
---|
| 368 | |
---|
| 369 | IF ( radiation_scheme == 'clear-sky' ) THEN |
---|
| 370 | |
---|
| 371 | ALLOCATE ( alpha(nysg:nyng,nxlg:nxrg) ) |
---|
| 372 | |
---|
| 373 | IF ( .NOT. ALLOCATED ( rad_sw_in ) ) THEN |
---|
| 374 | ALLOCATE ( rad_sw_in(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 375 | ENDIF |
---|
| 376 | IF ( .NOT. ALLOCATED ( rad_sw_out ) ) THEN |
---|
| 377 | ALLOCATE ( rad_sw_out(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 378 | ENDIF |
---|
| 379 | |
---|
| 380 | IF ( .NOT. ALLOCATED ( rad_sw_in_av ) ) THEN |
---|
| 381 | ALLOCATE ( rad_sw_in_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 382 | ENDIF |
---|
| 383 | IF ( .NOT. ALLOCATED ( rad_sw_out_av ) ) THEN |
---|
| 384 | ALLOCATE ( rad_sw_out_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 385 | ENDIF |
---|
| 386 | |
---|
| 387 | IF ( .NOT. ALLOCATED ( rad_lw_in ) ) THEN |
---|
| 388 | ALLOCATE ( rad_lw_in(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 389 | ENDIF |
---|
| 390 | IF ( .NOT. ALLOCATED ( rad_lw_out ) ) THEN |
---|
| 391 | ALLOCATE ( rad_lw_out(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 392 | ENDIF |
---|
| 393 | |
---|
| 394 | IF ( .NOT. ALLOCATED ( rad_lw_in_av ) ) THEN |
---|
| 395 | ALLOCATE ( rad_lw_in_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 396 | ENDIF |
---|
| 397 | IF ( .NOT. ALLOCATED ( rad_lw_out_av ) ) THEN |
---|
| 398 | ALLOCATE ( rad_lw_out_av(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 399 | ENDIF |
---|
| 400 | |
---|
| 401 | rad_sw_in = 0.0_wp |
---|
| 402 | rad_sw_out = 0.0_wp |
---|
| 403 | rad_lw_in = 0.0_wp |
---|
| 404 | rad_lw_out = 0.0_wp |
---|
| 405 | |
---|
[1496] | 406 | ! |
---|
[1585] | 407 | !-- Overwrite albedo if manually set in parameter file |
---|
| 408 | IF ( albedo_type /= 0 .AND. albedo == 9999999.9_wp ) THEN |
---|
| 409 | albedo = albedo_pars(2,albedo_type) |
---|
| 410 | ENDIF |
---|
| 411 | |
---|
| 412 | alpha = albedo |
---|
| 413 | |
---|
| 414 | ! |
---|
| 415 | !-- Initialization actions for RRTMG |
---|
| 416 | ELSEIF ( radiation_scheme == 'rrtmg' ) THEN |
---|
| 417 | #if defined ( __rrtmg ) |
---|
| 418 | ! |
---|
| 419 | !-- Allocate albedos |
---|
| 420 | ALLOCATE ( rrtm_aldif(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 421 | ALLOCATE ( rrtm_aldir(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 422 | ALLOCATE ( rrtm_asdif(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 423 | ALLOCATE ( rrtm_asdir(0:0,nysg:nyng,nxlg:nxrg) ) |
---|
| 424 | ALLOCATE ( aldif(nysg:nyng,nxlg:nxrg) ) |
---|
| 425 | ALLOCATE ( aldir(nysg:nyng,nxlg:nxrg) ) |
---|
| 426 | ALLOCATE ( asdif(nysg:nyng,nxlg:nxrg) ) |
---|
| 427 | ALLOCATE ( asdir(nysg:nyng,nxlg:nxrg) ) |
---|
| 428 | |
---|
| 429 | IF ( albedo_type /= 0 ) THEN |
---|
| 430 | IF ( albedo_lw_dif == 9999999.9_wp ) THEN |
---|
| 431 | albedo_lw_dif = albedo_pars(0,albedo_type) |
---|
| 432 | albedo_lw_dir = albedo_lw_dif |
---|
| 433 | ENDIF |
---|
| 434 | IF ( albedo_sw_dif == 9999999.9_wp ) THEN |
---|
| 435 | albedo_sw_dif = albedo_pars(1,albedo_type) |
---|
| 436 | albedo_sw_dir = albedo_sw_dif |
---|
| 437 | ENDIF |
---|
| 438 | ENDIF |
---|
| 439 | |
---|
| 440 | aldif(:,:) = albedo_lw_dif |
---|
| 441 | aldir(:,:) = albedo_lw_dir |
---|
| 442 | asdif(:,:) = albedo_sw_dif |
---|
| 443 | asdir(:,:) = albedo_sw_dir |
---|
| 444 | ! |
---|
| 445 | !-- Calculate initial values of current (cosine of) the zenith angle and |
---|
| 446 | !-- whether the sun is up |
---|
| 447 | CALL calc_zenith |
---|
| 448 | ! |
---|
| 449 | !-- Calculate initial surface albedo |
---|
| 450 | IF ( .NOT. constant_albedo ) THEN |
---|
| 451 | CALL calc_albedo |
---|
| 452 | ELSE |
---|
| 453 | rrtm_aldif(0,:,:) = aldif(:,:) |
---|
| 454 | rrtm_aldir(0,:,:) = aldir(:,:) |
---|
| 455 | rrtm_asdif(0,:,:) = asdif(:,:) |
---|
| 456 | rrtm_asdir(0,:,:) = asdir(:,:) |
---|
| 457 | ENDIF |
---|
| 458 | |
---|
| 459 | ! |
---|
| 460 | !-- Allocate surface emissivity |
---|
| 461 | ALLOCATE ( rrtm_emis(0:0,1:nbndlw+1) ) |
---|
| 462 | rrtm_emis = emissivity |
---|
| 463 | |
---|
| 464 | ! |
---|
| 465 | !-- Allocate 3d arrays of radiative fluxes and heating rates |
---|
| 466 | ALLOCATE ( rad_sw_hr(nzb+1:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 467 | ALLOCATE ( rad_sw_cs_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 468 | ALLOCATE ( rad_sw_cs_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 469 | ALLOCATE ( rad_sw_cs_hr(nzb+1:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 470 | |
---|
| 471 | IF ( .NOT. ALLOCATED ( rad_sw_in ) ) THEN |
---|
| 472 | ALLOCATE ( rad_sw_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 473 | rad_sw_in = 0.0_wp |
---|
| 474 | |
---|
| 475 | ENDIF |
---|
| 476 | |
---|
| 477 | IF ( .NOT. ALLOCATED ( rad_sw_in_av ) ) THEN |
---|
| 478 | ALLOCATE ( rad_sw_in_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 479 | rad_sw_out = 0.0_wp |
---|
| 480 | ENDIF |
---|
| 481 | |
---|
| 482 | IF ( .NOT. ALLOCATED ( rad_sw_out ) ) THEN |
---|
| 483 | ALLOCATE ( rad_sw_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 484 | ENDIF |
---|
| 485 | |
---|
| 486 | IF ( .NOT. ALLOCATED ( rad_sw_out_av ) ) THEN |
---|
| 487 | ALLOCATE ( rad_sw_out_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 488 | ENDIF |
---|
| 489 | |
---|
| 490 | ALLOCATE ( rad_lw_hr(nzb+1:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 491 | ALLOCATE ( rad_lw_cs_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 492 | ALLOCATE ( rad_lw_cs_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 493 | ALLOCATE ( rad_lw_cs_hr(nzb+1:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 494 | |
---|
| 495 | IF ( .NOT. ALLOCATED ( rad_lw_in ) ) THEN |
---|
| 496 | ALLOCATE ( rad_lw_in(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 497 | rad_lw_in = 0.0_wp |
---|
| 498 | ENDIF |
---|
| 499 | |
---|
| 500 | IF ( .NOT. ALLOCATED ( rad_lw_in_av ) ) THEN |
---|
| 501 | ALLOCATE ( rad_lw_in_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 502 | ENDIF |
---|
| 503 | |
---|
| 504 | IF ( .NOT. ALLOCATED ( rad_lw_out ) ) THEN |
---|
| 505 | ALLOCATE ( rad_lw_out(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 506 | rad_lw_out = 0.0_wp |
---|
| 507 | ENDIF |
---|
| 508 | |
---|
| 509 | IF ( .NOT. ALLOCATED ( rad_lw_out_av ) ) THEN |
---|
| 510 | ALLOCATE ( rad_lw_out_av(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
---|
| 511 | ENDIF |
---|
| 512 | |
---|
| 513 | rad_sw_hr = 0.0_wp |
---|
| 514 | rad_sw_cs_in = 0.0_wp |
---|
| 515 | rad_sw_cs_out = 0.0_wp |
---|
| 516 | rad_sw_cs_hr = 0.0_wp |
---|
| 517 | |
---|
| 518 | rad_lw_hr = 0.0_wp |
---|
| 519 | rad_lw_cs_in = 0.0_wp |
---|
| 520 | rad_lw_cs_out = 0.0_wp |
---|
| 521 | rad_lw_cs_hr = 0.0_wp |
---|
| 522 | |
---|
| 523 | ! |
---|
| 524 | !-- Allocate dummy array for storing surface temperature |
---|
| 525 | ALLOCATE ( rrtm_tsfc(1) ) |
---|
| 526 | |
---|
| 527 | ! |
---|
| 528 | !-- Initialize RRTMG |
---|
| 529 | IF ( lw_radiation ) CALL rrtmg_lw_ini ( cp ) |
---|
| 530 | IF ( sw_radiation ) CALL rrtmg_sw_ini ( cp ) |
---|
| 531 | |
---|
| 532 | ! |
---|
| 533 | !-- Set input files for RRTMG |
---|
| 534 | INQUIRE(FILE="RAD_SND_DATA", EXIST=snd_exists) |
---|
| 535 | IF ( .NOT. snd_exists ) THEN |
---|
| 536 | rrtm_input_file = "rrtmg_lw.nc" |
---|
| 537 | ENDIF |
---|
| 538 | |
---|
| 539 | ! |
---|
| 540 | !-- Read vertical layers for RRTMG from sounding data |
---|
| 541 | !-- The routine provides nzt_rad, hyp_snd(1:nzt_rad), |
---|
| 542 | !-- t_snd(nzt+2:nzt_rad), rrtm_play(1:nzt_rad), rrtm_plev(1_nzt_rad+1), |
---|
| 543 | !-- rrtm_tlay(nzt+2:nzt_rad), rrtm_tlev(nzt+2:nzt_rad+1) |
---|
| 544 | CALL read_sounding_data |
---|
| 545 | |
---|
| 546 | ! |
---|
| 547 | !-- Read trace gas profiles from file. This routine provides |
---|
| 548 | !-- the rrtm_ arrays (1:nzt_rad+1) |
---|
| 549 | CALL read_trace_gas_data |
---|
| 550 | #endif |
---|
[1551] | 551 | ENDIF |
---|
[1585] | 552 | |
---|
[1551] | 553 | ! |
---|
[1585] | 554 | !-- Perform user actions if required |
---|
| 555 | CALL user_init_radiation |
---|
| 556 | |
---|
| 557 | |
---|
| 558 | ! |
---|
[1551] | 559 | !-- Add timeseries for radiation model |
---|
[1585] | 560 | dots_rad = dots_num + 1 |
---|
[1551] | 561 | dots_label(dots_num+1) = "rad_net" |
---|
[1585] | 562 | dots_label(dots_num+2) = "rad_lw_in" |
---|
| 563 | dots_label(dots_num+3) = "rad_lw_out" |
---|
| 564 | dots_label(dots_num+4) = "rad_sw_in" |
---|
| 565 | dots_label(dots_num+5) = "rad_sw_out" |
---|
| 566 | dots_unit(dots_num+1:dots_num+5) = "W/m2" |
---|
| 567 | dots_num = dots_num + 5 |
---|
[1496] | 568 | |
---|
[1585] | 569 | ! |
---|
| 570 | !-- Output of albedos is only required for RRTMG |
---|
| 571 | IF ( radiation_scheme == 'rrtmg' ) THEN |
---|
| 572 | dots_label(dots_num+1) = "rrtm_aldif" |
---|
| 573 | dots_label(dots_num+2) = "rrtm_aldir" |
---|
| 574 | dots_label(dots_num+3) = "rrtm_asdif" |
---|
| 575 | dots_label(dots_num+4) = "rrtm_asdir" |
---|
| 576 | dots_unit(dots_num+1:dots_num+4) = "" |
---|
| 577 | dots_num = dots_num + 4 |
---|
| 578 | ENDIF |
---|
[1551] | 579 | |
---|
[1585] | 580 | ! |
---|
| 581 | !-- Calculate radiative fluxes at model start |
---|
| 582 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
| 583 | IF ( radiation_scheme == 'clear-sky' ) THEN |
---|
| 584 | CALL radiation_clearsky |
---|
| 585 | ELSEIF ( radiation_scheme == 'rrtmg' ) THEN |
---|
| 586 | CALL radiation_rrtmg |
---|
| 587 | ENDIF |
---|
| 588 | ENDIF |
---|
| 589 | |
---|
[1496] | 590 | RETURN |
---|
| 591 | |
---|
| 592 | END SUBROUTINE init_radiation |
---|
| 593 | |
---|
| 594 | |
---|
| 595 | !------------------------------------------------------------------------------! |
---|
| 596 | ! Description: |
---|
| 597 | ! ------------ |
---|
| 598 | !-- A simple clear sky radiation model |
---|
| 599 | !------------------------------------------------------------------------------! |
---|
[1551] | 600 | SUBROUTINE radiation_clearsky |
---|
[1496] | 601 | |
---|
[1585] | 602 | USE indices, & |
---|
| 603 | ONLY: nbgp |
---|
| 604 | |
---|
[1496] | 605 | IMPLICIT NONE |
---|
| 606 | |
---|
[1585] | 607 | INTEGER(iwp) :: i, j, k |
---|
| 608 | |
---|
[1496] | 609 | ! |
---|
[1585] | 610 | !-- Calculate current zenith angle |
---|
| 611 | CALL calc_zenith |
---|
| 612 | |
---|
| 613 | ! |
---|
| 614 | !-- Calculate sky transmissivity |
---|
| 615 | sky_trans = 0.6_wp + 0.2_wp * zenith(0) |
---|
| 616 | |
---|
| 617 | ! |
---|
| 618 | !-- Calculate value of the Exner function |
---|
| 619 | exn = (surface_pressure / 1000.0_wp )**0.286_wp |
---|
| 620 | ! |
---|
| 621 | !-- Calculate radiation fluxes and net radiation (rad_net) for each grid |
---|
| 622 | !-- point |
---|
| 623 | DO i = nxl, nxr |
---|
| 624 | DO j = nys, nyn |
---|
| 625 | k = nzb_s_inner(j,i) |
---|
| 626 | rad_sw_in(0,j,i) = solar_constant * sky_trans * zenith(0) |
---|
| 627 | rad_sw_out(0,j,i) = alpha(j,i) * rad_sw_in(0,j,i) |
---|
| 628 | rad_lw_out(0,j,i) = sigma_sb * (pt(k,j,i) * exn)**4 |
---|
| 629 | rad_lw_in(0,j,i) = 0.8_wp * sigma_sb * (pt(k+1,j,i) * exn)**4 |
---|
| 630 | rad_net(j,i) = rad_sw_in(0,j,i) - rad_sw_out(0,j,i) & |
---|
| 631 | + rad_lw_in(0,j,i) - rad_lw_out(0,j,i) |
---|
| 632 | |
---|
| 633 | ENDDO |
---|
| 634 | ENDDO |
---|
| 635 | |
---|
| 636 | CALL exchange_horiz_2d( rad_lw_in, nbgp ) |
---|
| 637 | CALL exchange_horiz_2d( rad_lw_out, nbgp ) |
---|
| 638 | CALL exchange_horiz_2d( rad_sw_in, nbgp ) |
---|
| 639 | CALL exchange_horiz_2d( rad_sw_out, nbgp ) |
---|
| 640 | CALL exchange_horiz_2d( rad_net, nbgp ) |
---|
| 641 | |
---|
| 642 | RETURN |
---|
| 643 | |
---|
| 644 | END SUBROUTINE radiation_clearsky |
---|
| 645 | |
---|
| 646 | |
---|
| 647 | !------------------------------------------------------------------------------! |
---|
| 648 | ! Description: |
---|
| 649 | ! ------------ |
---|
| 650 | !-- Implementation of the RRTMG radiation_scheme |
---|
| 651 | !------------------------------------------------------------------------------! |
---|
| 652 | SUBROUTINE radiation_rrtmg |
---|
| 653 | |
---|
| 654 | USE indices, & |
---|
| 655 | ONLY: nbgp |
---|
| 656 | |
---|
| 657 | USE particle_attributes, & |
---|
| 658 | ONLY: grid_particles, number_of_particles, particles, & |
---|
| 659 | particle_advection_start, prt_count |
---|
| 660 | |
---|
| 661 | IMPLICIT NONE |
---|
| 662 | |
---|
| 663 | #if defined ( __rrtmg ) |
---|
| 664 | |
---|
| 665 | INTEGER(iwp) :: i, j, k, n !: |
---|
| 666 | |
---|
| 667 | REAL(wp) :: s_r2 !: weighted sum over all droplets with r^2 |
---|
| 668 | REAL(wp) :: s_r3 !: weighted sum over all droplets with r^3 |
---|
| 669 | |
---|
| 670 | ! |
---|
| 671 | !-- Calculate current (cosine of) zenith angle and whether the sun is up |
---|
| 672 | CALL calc_zenith |
---|
| 673 | ! |
---|
| 674 | !-- Calculate surface albedo |
---|
| 675 | IF ( .NOT. constant_albedo ) THEN |
---|
| 676 | CALL calc_albedo |
---|
| 677 | ENDIF |
---|
| 678 | |
---|
| 679 | ! |
---|
| 680 | !-- Prepare input data for RRTMG |
---|
| 681 | |
---|
| 682 | ! |
---|
| 683 | !-- In case of large scale forcing with surface data, calculate new pressure |
---|
| 684 | !-- profile. nzt_rad might be modified by these calls and all required arrays |
---|
| 685 | !-- will then be re-allocated |
---|
| 686 | IF ( large_scale_forcing .AND. lsf_surf ) THEN |
---|
| 687 | CALL read_sounding_data |
---|
| 688 | CALL read_trace_gas_data |
---|
| 689 | ENDIF |
---|
| 690 | ! |
---|
| 691 | !-- Loop over all grid points |
---|
| 692 | DO i = nxl, nxr |
---|
| 693 | DO j = nys, nyn |
---|
| 694 | |
---|
| 695 | ! |
---|
| 696 | !-- Prepare profiles of temperature and H2O volume mixing ratio |
---|
| 697 | rrtm_tlev(0,nzb+1) = pt(nzb,j,i) |
---|
| 698 | |
---|
| 699 | DO k = nzb+1, nzt+1 |
---|
| 700 | rrtm_tlay(0,k) = pt(k,j,i) * ( (hyp(k) ) / 100000.0_wp & |
---|
| 701 | )**0.286_wp + ( l_v / cp ) * ql(k,j,i) |
---|
| 702 | rrtm_h2ovmr(0,k) = mol_weight_air_d_wv * (q(k,j,i) - ql(k,j,i)) |
---|
| 703 | |
---|
| 704 | ENDDO |
---|
| 705 | |
---|
| 706 | ! |
---|
| 707 | !-- Avoid temperature/humidity jumps at the top of the LES domain by |
---|
| 708 | !-- linear interpolation from nzt+2 to nzt+7 |
---|
| 709 | DO k = nzt+2, nzt+7 |
---|
| 710 | rrtm_tlay(0,k) = rrtm_tlay(0,nzt+1) & |
---|
| 711 | + ( rrtm_tlay(0,nzt+8) - rrtm_tlay(0,nzt+1) ) & |
---|
| 712 | / ( rrtm_play(0,nzt+8) - rrtm_play(0,nzt+1) ) & |
---|
| 713 | * ( rrtm_play(0,k) - rrtm_play(0,nzt+1) ) |
---|
| 714 | |
---|
| 715 | rrtm_h2ovmr(0,k) = rrtm_h2ovmr(0,nzt+1) & |
---|
| 716 | + ( rrtm_h2ovmr(0,nzt+8) - rrtm_h2ovmr(0,nzt+1) )& |
---|
| 717 | / ( rrtm_play(0,nzt+8) - rrtm_play(0,nzt+1) )& |
---|
| 718 | * ( rrtm_play(0,k) - rrtm_play(0,nzt+1) ) |
---|
| 719 | |
---|
| 720 | ENDDO |
---|
| 721 | |
---|
| 722 | !-- Linear interpolate to zw grid |
---|
| 723 | DO k = nzb+2, nzt+8 |
---|
| 724 | rrtm_tlev(0,k) = rrtm_tlay(0,k-1) + (rrtm_tlay(0,k) - & |
---|
| 725 | rrtm_tlay(0,k-1)) & |
---|
| 726 | / ( rrtm_play(0,k) - rrtm_play(0,k-1) ) & |
---|
| 727 | * ( rrtm_plev(0,k) - rrtm_play(0,k-1) ) |
---|
| 728 | ENDDO |
---|
| 729 | |
---|
| 730 | |
---|
| 731 | ! |
---|
| 732 | !-- Calculate liquid water path and cloud fraction for each column. |
---|
| 733 | !-- Note that LWP is required in g/m² instead of kg/kg m. |
---|
| 734 | rrtm_cldfr = 0.0_wp |
---|
| 735 | rrtm_reliq = 0.0_wp |
---|
| 736 | rrtm_cliqwp = 0.0_wp |
---|
| 737 | |
---|
| 738 | DO k = nzb+1, nzt+1 |
---|
| 739 | rrtm_cliqwp(0,k) = ql(k,j,i) * 1000.0_wp * & |
---|
| 740 | (rrtm_plev(0,k) - rrtm_plev(0,k+1)) * 100.0_wp / g |
---|
| 741 | |
---|
| 742 | IF ( rrtm_cliqwp(0,k) .GT. 0 ) THEN |
---|
| 743 | rrtm_cldfr(0,k) = 1.0_wp |
---|
| 744 | rrtm_icld = 1 |
---|
| 745 | |
---|
| 746 | ! |
---|
| 747 | !-- Calculate cloud droplet effective radius |
---|
| 748 | IF ( cloud_physics ) THEN |
---|
| 749 | rrtm_reliq(0,k) = 1.0E6_wp * ( 3.0_wp * ql(k,j,i) & |
---|
| 750 | / ( 4.0_wp * pi * nc_const * rho_l ) & |
---|
| 751 | )**0.33333333333333_wp & |
---|
| 752 | * EXP( LOG( sigma_gc )**2 ) |
---|
| 753 | |
---|
| 754 | ELSEIF ( cloud_droplets ) THEN |
---|
| 755 | number_of_particles = prt_count(k,j,i) |
---|
| 756 | |
---|
| 757 | IF (number_of_particles <= 0) CYCLE |
---|
| 758 | particles => grid_particles(k,j,i)%particles(1:number_of_particles) |
---|
| 759 | s_r2 = 0.0_wp |
---|
| 760 | s_r3 = 0.0_wp |
---|
| 761 | |
---|
| 762 | DO n = 1, number_of_particles |
---|
| 763 | IF ( particles(n)%particle_mask ) THEN |
---|
| 764 | s_r2 = s_r2 + particles(n)%radius**2 * & |
---|
| 765 | particles(n)%weight_factor |
---|
| 766 | s_r3 = s_r3 + particles(n)%radius**3 * & |
---|
| 767 | particles(n)%weight_factor |
---|
| 768 | ENDIF |
---|
| 769 | ENDDO |
---|
| 770 | |
---|
| 771 | IF ( s_r2 > 0.0_wp ) rrtm_reliq(0,k) = s_r3 / s_r2 |
---|
| 772 | |
---|
| 773 | ENDIF |
---|
| 774 | |
---|
| 775 | ! |
---|
| 776 | !-- Limit effective radius |
---|
| 777 | IF ( rrtm_reliq(0,k) .GT. 0.0_wp ) THEN |
---|
| 778 | rrtm_reliq(0,k) = MAX(rrtm_reliq(0,k),2.5_wp) |
---|
| 779 | rrtm_reliq(0,k) = MIN(rrtm_reliq(0,k),60.0_wp) |
---|
| 780 | ENDIF |
---|
| 781 | ELSE |
---|
| 782 | rrtm_icld = 0 |
---|
| 783 | ENDIF |
---|
| 784 | ENDDO |
---|
| 785 | |
---|
| 786 | ! |
---|
| 787 | !-- Set surface temperature |
---|
| 788 | rrtm_tsfc = pt(nzb,j,i) * (surface_pressure / 1000.0_wp )**0.286_wp |
---|
| 789 | |
---|
| 790 | IF ( lw_radiation ) THEN |
---|
| 791 | CALL rrtmg_lw( 1, nzt_rad , rrtm_icld , rrtm_idrv ,& |
---|
| 792 | rrtm_play , rrtm_plev , rrtm_tlay , rrtm_tlev ,& |
---|
| 793 | rrtm_tsfc , rrtm_h2ovmr , rrtm_o3vmr , rrtm_co2vmr ,& |
---|
| 794 | rrtm_ch4vmr , rrtm_n2ovmr , rrtm_o2vmr , rrtm_cfc11vmr ,& |
---|
| 795 | rrtm_cfc12vmr , rrtm_cfc22vmr, rrtm_ccl4vmr , rrtm_emis ,& |
---|
| 796 | rrtm_inflglw , rrtm_iceflglw, rrtm_liqflglw, rrtm_cldfr ,& |
---|
| 797 | rrtm_lw_taucld , rrtm_cicewp , rrtm_cliqwp , rrtm_reice ,& |
---|
| 798 | rrtm_reliq , rrtm_lw_tauaer, & |
---|
| 799 | rrtm_lwuflx , rrtm_lwdflx , rrtm_lwhr , & |
---|
| 800 | rrtm_lwuflxc , rrtm_lwdflxc , rrtm_lwhrc ) |
---|
| 801 | |
---|
| 802 | DO k = nzb, nzt+1 |
---|
| 803 | rad_lw_in(k,j,i) = rrtm_lwdflx(0,k) |
---|
| 804 | rad_lw_out(k,j,i) = rrtm_lwuflx(0,k) |
---|
| 805 | ENDDO |
---|
| 806 | |
---|
| 807 | |
---|
| 808 | ENDIF |
---|
| 809 | |
---|
| 810 | IF ( sw_radiation .AND. sun_up ) THEN |
---|
| 811 | CALL rrtmg_sw( 1, nzt_rad , rrtm_icld , rrtm_iaer ,& |
---|
| 812 | rrtm_play , rrtm_plev , rrtm_tlay , rrtm_tlev ,& |
---|
| 813 | rrtm_tsfc , rrtm_h2ovmr , rrtm_o3vmr , rrtm_co2vmr ,& |
---|
| 814 | rrtm_ch4vmr , rrtm_n2ovmr , rrtm_o2vmr , rrtm_asdir(:,j,i),& |
---|
| 815 | rrtm_asdif(:,j,i), rrtm_aldir(:,j,i), rrtm_aldif(:,j,i), zenith,& |
---|
| 816 | 0.0_wp , day , solar_constant, rrtm_inflgsw,& |
---|
| 817 | rrtm_iceflgsw , rrtm_liqflgsw, rrtm_cldfr , rrtm_sw_taucld ,& |
---|
| 818 | rrtm_sw_ssacld , rrtm_sw_asmcld, rrtm_sw_fsfcld, rrtm_cicewp ,& |
---|
| 819 | rrtm_cliqwp , rrtm_reice , rrtm_reliq , rrtm_sw_tauaer ,& |
---|
| 820 | rrtm_sw_ssaaer , rrtm_sw_asmaer , rrtm_sw_ecaer , & |
---|
| 821 | rrtm_swuflx , rrtm_swdflx , rrtm_swhr , & |
---|
| 822 | rrtm_swuflxc , rrtm_swdflxc , rrtm_swhrc ) |
---|
| 823 | |
---|
| 824 | DO k = nzb, nzt+1 |
---|
| 825 | rad_sw_in(k,j,i) = rrtm_swdflx(0,k) |
---|
| 826 | rad_sw_out(k,j,i) = rrtm_swuflx(0,k) |
---|
| 827 | ENDDO |
---|
| 828 | ENDIF |
---|
| 829 | |
---|
| 830 | ! |
---|
| 831 | !-- Calculate surface net radiation |
---|
| 832 | rad_net(j,i) = rad_sw_in(nzb,j,i) - rad_sw_out(nzb,j,i) & |
---|
| 833 | + rad_lw_in(nzb,j,i) - rad_lw_out(nzb,j,i) |
---|
| 834 | |
---|
| 835 | ENDDO |
---|
| 836 | ENDDO |
---|
| 837 | |
---|
| 838 | CALL exchange_horiz( rad_lw_in, nbgp ) |
---|
| 839 | CALL exchange_horiz( rad_lw_out, nbgp ) |
---|
| 840 | CALL exchange_horiz( rad_sw_in, nbgp ) |
---|
| 841 | CALL exchange_horiz( rad_sw_out, nbgp ) |
---|
| 842 | CALL exchange_horiz_2d( rad_net, nbgp ) |
---|
| 843 | #endif |
---|
| 844 | |
---|
| 845 | END SUBROUTINE radiation_rrtmg |
---|
| 846 | |
---|
| 847 | |
---|
| 848 | !------------------------------------------------------------------------------! |
---|
| 849 | ! Description: |
---|
| 850 | ! ------------ |
---|
| 851 | !-- Calculate the cosine of the zenith angle (variable is called zenith) |
---|
| 852 | !------------------------------------------------------------------------------! |
---|
| 853 | SUBROUTINE calc_zenith |
---|
| 854 | |
---|
| 855 | IMPLICIT NONE |
---|
| 856 | |
---|
| 857 | REAL(wp) :: declination, & !: solar declination angle |
---|
| 858 | hour_angle !: solar hour angle |
---|
| 859 | ! |
---|
[1496] | 860 | !-- Calculate current day and time based on the initial values and simulation |
---|
| 861 | !-- time |
---|
[1585] | 862 | day = day_init + INT(FLOOR( (time_utc_init + time_since_reference_point) & |
---|
| 863 | / 86400.0_wp ), KIND=iwp) |
---|
[1496] | 864 | time_utc = MOD((time_utc_init + time_since_reference_point), 86400.0_wp) |
---|
| 865 | |
---|
| 866 | |
---|
| 867 | ! |
---|
| 868 | !-- Calculate solar declination and hour angle |
---|
[1585] | 869 | declination = ASIN( decl_1 * SIN(decl_2 * REAL(day, KIND=wp) - decl_3) ) |
---|
[1496] | 870 | hour_angle = 2.0_wp * pi * (time_utc / 86400.0_wp) + lon - pi |
---|
| 871 | |
---|
| 872 | ! |
---|
| 873 | !-- Calculate zenith angle |
---|
[1585] | 874 | zenith(0) = SIN(lat) * SIN(declination) + COS(lat) * COS(declination) & |
---|
[1496] | 875 | * COS(hour_angle) |
---|
[1585] | 876 | zenith(0) = MAX(0.0_wp,zenith(0)) |
---|
[1496] | 877 | |
---|
| 878 | ! |
---|
[1585] | 879 | !-- Check if the sun is up (otheriwse shortwave calculations can be skipped) |
---|
| 880 | IF ( zenith(0) .GT. 0.0_wp ) THEN |
---|
| 881 | sun_up = .TRUE. |
---|
| 882 | ELSE |
---|
| 883 | sun_up = .FALSE. |
---|
| 884 | END IF |
---|
[1496] | 885 | |
---|
[1585] | 886 | END SUBROUTINE calc_zenith |
---|
| 887 | |
---|
| 888 | #if defined ( __rrtmg ) |
---|
| 889 | !------------------------------------------------------------------------------! |
---|
| 890 | ! Description: |
---|
| 891 | ! ------------ |
---|
| 892 | !-- Calculates surface albedo components based on Briegleb (1992) and |
---|
| 893 | !-- Briegleb et al. (1986) |
---|
| 894 | !------------------------------------------------------------------------------! |
---|
| 895 | SUBROUTINE calc_albedo |
---|
| 896 | |
---|
| 897 | IMPLICIT NONE |
---|
| 898 | |
---|
| 899 | IF ( sun_up ) THEN |
---|
[1496] | 900 | ! |
---|
[1585] | 901 | !-- Ocean |
---|
| 902 | IF ( albedo_type == 1 ) THEN |
---|
| 903 | rrtm_aldir(0,:,:) = 0.026_wp / ( zenith(0)**1.7_wp + 0.065_wp ) & |
---|
| 904 | + 0.15_wp * ( zenith(0) - 0.1_wp ) & |
---|
| 905 | * ( zenith(0) - 0.5_wp ) & |
---|
| 906 | * ( zenith(0) - 1.0_wp ) |
---|
| 907 | rrtm_asdir(0,:,:) = rrtm_aldir(0,:,:) |
---|
| 908 | ! |
---|
| 909 | !-- Snow |
---|
| 910 | ELSEIF ( albedo_type == 16 ) THEN |
---|
| 911 | IF ( zenith(0) < 0.5_wp ) THEN |
---|
| 912 | rrtm_aldir(0,:,:) = 0.5_wp * (1.0_wp - aldif) & |
---|
| 913 | * ( 3.0_wp / (1.0_wp + 4.0_wp & |
---|
| 914 | * zenith(0))) - 1.0_wp |
---|
| 915 | rrtm_asdir(0,:,:) = 0.5_wp * (1.0_wp - asdif) & |
---|
| 916 | * ( 3.0_wp / (1.0_wp + 4.0_wp & |
---|
| 917 | * zenith(0))) - 1.0_wp |
---|
[1496] | 918 | |
---|
[1585] | 919 | rrtm_aldir(0,:,:) = MIN(0.98_wp, rrtm_aldir(0,:,:)) |
---|
| 920 | rrtm_asdir(0,:,:) = MIN(0.98_wp, rrtm_asdir(0,:,:)) |
---|
| 921 | ELSE |
---|
| 922 | rrtm_aldir(0,:,:) = aldif |
---|
| 923 | rrtm_asdir(0,:,:) = asdif |
---|
| 924 | ENDIF |
---|
[1496] | 925 | ! |
---|
[1585] | 926 | !-- Sea ice |
---|
| 927 | ELSEIF ( albedo_type == 15 ) THEN |
---|
| 928 | rrtm_aldir(0,:,:) = aldif |
---|
| 929 | rrtm_asdir(0,:,:) = asdif |
---|
| 930 | ! |
---|
| 931 | !-- Land surfaces |
---|
| 932 | ELSE |
---|
| 933 | SELECT CASE ( albedo_type ) |
---|
[1496] | 934 | |
---|
[1585] | 935 | ! |
---|
| 936 | !-- Surface types with strong zenith dependence |
---|
| 937 | CASE ( 1, 2, 3, 4, 11, 12, 13 ) |
---|
| 938 | rrtm_aldir(0,:,:) = aldif * 1.4_wp / & |
---|
| 939 | (1.0_wp + 0.8_wp * zenith(0)) |
---|
| 940 | rrtm_asdir(0,:,:) = asdif * 1.4_wp / & |
---|
| 941 | (1.0_wp + 0.8_wp * zenith(0)) |
---|
| 942 | ! |
---|
| 943 | !-- Surface types with weak zenith dependence |
---|
| 944 | CASE ( 5, 6, 7, 8, 9, 10, 14 ) |
---|
| 945 | rrtm_aldir(0,:,:) = aldif * 1.1_wp / & |
---|
| 946 | (1.0_wp + 0.2_wp * zenith(0)) |
---|
| 947 | rrtm_asdir(0,:,:) = asdif * 1.1_wp / & |
---|
| 948 | (1.0_wp + 0.2_wp * zenith(0)) |
---|
[1496] | 949 | |
---|
[1585] | 950 | CASE DEFAULT |
---|
| 951 | |
---|
| 952 | END SELECT |
---|
| 953 | ENDIF |
---|
| 954 | ! |
---|
| 955 | !-- Diffusive albedo is taken from Table 2 |
---|
| 956 | rrtm_aldif(0,:,:) = aldif |
---|
| 957 | rrtm_asdif(0,:,:) = asdif |
---|
| 958 | |
---|
| 959 | ELSE |
---|
| 960 | |
---|
| 961 | rrtm_aldir(0,:,:) = 0.0_wp |
---|
| 962 | rrtm_asdir(0,:,:) = 0.0_wp |
---|
| 963 | rrtm_aldif(0,:,:) = 0.0_wp |
---|
| 964 | rrtm_asdif(0,:,:) = 0.0_wp |
---|
| 965 | ENDIF |
---|
| 966 | END SUBROUTINE calc_albedo |
---|
| 967 | |
---|
| 968 | !------------------------------------------------------------------------------! |
---|
| 969 | ! Description: |
---|
| 970 | ! ------------ |
---|
| 971 | !-- Read sounding data (pressure and temperature) from RADIATION_DATA. |
---|
| 972 | !------------------------------------------------------------------------------! |
---|
| 973 | SUBROUTINE read_sounding_data |
---|
| 974 | |
---|
| 975 | USE netcdf_control |
---|
| 976 | |
---|
| 977 | IMPLICIT NONE |
---|
| 978 | |
---|
| 979 | INTEGER(iwp) :: id, id_dim_zrad, id_var, k, nz_snd, nz_snd_start, nz_snd_end |
---|
| 980 | |
---|
| 981 | REAL(wp) :: t_surface |
---|
| 982 | |
---|
| 983 | REAL(wp), DIMENSION(:), ALLOCATABLE :: hyp_snd_tmp, t_snd_tmp |
---|
| 984 | |
---|
| 985 | ! |
---|
| 986 | !-- In case of updates, deallocate arrays first (sufficient to check one |
---|
| 987 | !-- array as the others are automatically allocated). This is required |
---|
| 988 | !-- because nzt_rad might change during the update |
---|
| 989 | IF ( ALLOCATED ( hyp_snd ) ) THEN |
---|
| 990 | DEALLOCATE( hyp_snd ) |
---|
| 991 | DEALLOCATE( t_snd ) |
---|
| 992 | DEALLOCATE( q_snd ) |
---|
| 993 | DEALLOCATE ( rrtm_play ) |
---|
| 994 | DEALLOCATE ( rrtm_plev ) |
---|
| 995 | DEALLOCATE ( rrtm_tlay ) |
---|
| 996 | DEALLOCATE ( rrtm_tlev ) |
---|
| 997 | DEALLOCATE ( rrtm_h2ovmr ) |
---|
| 998 | DEALLOCATE ( rrtm_cicewp ) |
---|
| 999 | DEALLOCATE ( rrtm_cldfr ) |
---|
| 1000 | DEALLOCATE ( rrtm_cliqwp ) |
---|
| 1001 | DEALLOCATE ( rrtm_reice ) |
---|
| 1002 | DEALLOCATE ( rrtm_reliq ) |
---|
| 1003 | DEALLOCATE ( rrtm_lw_taucld ) |
---|
| 1004 | DEALLOCATE ( rrtm_lw_tauaer ) |
---|
| 1005 | DEALLOCATE ( rrtm_lwdflx ) |
---|
| 1006 | DEALLOCATE ( rrtm_lwuflx ) |
---|
| 1007 | DEALLOCATE ( rrtm_lwhr ) |
---|
| 1008 | DEALLOCATE ( rrtm_lwuflxc ) |
---|
| 1009 | DEALLOCATE ( rrtm_lwdflxc ) |
---|
| 1010 | DEALLOCATE ( rrtm_lwhrc ) |
---|
| 1011 | DEALLOCATE ( rrtm_sw_taucld ) |
---|
| 1012 | DEALLOCATE ( rrtm_sw_ssacld ) |
---|
| 1013 | DEALLOCATE ( rrtm_sw_asmcld ) |
---|
| 1014 | DEALLOCATE ( rrtm_sw_fsfcld ) |
---|
| 1015 | DEALLOCATE ( rrtm_sw_tauaer ) |
---|
| 1016 | DEALLOCATE ( rrtm_sw_ssaaer ) |
---|
| 1017 | DEALLOCATE ( rrtm_sw_asmaer ) |
---|
| 1018 | DEALLOCATE ( rrtm_sw_ecaer ) |
---|
| 1019 | DEALLOCATE ( rrtm_swdflx ) |
---|
| 1020 | DEALLOCATE ( rrtm_swuflx ) |
---|
| 1021 | DEALLOCATE ( rrtm_swhr ) |
---|
| 1022 | DEALLOCATE ( rrtm_swuflxc ) |
---|
| 1023 | DEALLOCATE ( rrtm_swdflxc ) |
---|
| 1024 | DEALLOCATE ( rrtm_swhrc ) |
---|
| 1025 | ENDIF |
---|
| 1026 | |
---|
| 1027 | ! |
---|
| 1028 | !-- Open file for reading |
---|
| 1029 | nc_stat = NF90_OPEN( rrtm_input_file, NF90_NOWRITE, id ) |
---|
| 1030 | CALL handle_netcdf_error( 'netcdf', 549 ) |
---|
| 1031 | |
---|
| 1032 | ! |
---|
| 1033 | !-- Inquire dimension of z axis and save in nz_snd |
---|
| 1034 | nc_stat = NF90_INQ_DIMID( id, "Pressure", id_dim_zrad ) |
---|
| 1035 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim_zrad, len = nz_snd ) |
---|
| 1036 | CALL handle_netcdf_error( 'netcdf', 551 ) |
---|
| 1037 | |
---|
| 1038 | ! |
---|
| 1039 | ! !-- Allocate temporary array for storing pressure data |
---|
| 1040 | ALLOCATE( hyp_snd_tmp(nzb+1:nz_snd) ) |
---|
| 1041 | hyp_snd_tmp = 0.0_wp |
---|
| 1042 | |
---|
| 1043 | |
---|
| 1044 | !-- Read pressure from file |
---|
| 1045 | nc_stat = NF90_INQ_VARID( id, "Pressure", id_var ) |
---|
| 1046 | nc_stat = NF90_GET_VAR( id, id_var, hyp_snd_tmp(:), start = (/1/), & |
---|
| 1047 | count = (/nz_snd/) ) |
---|
| 1048 | CALL handle_netcdf_error( 'netcdf', 552 ) |
---|
| 1049 | |
---|
| 1050 | ! |
---|
| 1051 | !-- Allocate temporary array for storing temperature data |
---|
| 1052 | ALLOCATE( t_snd_tmp(nzb+1:nz_snd) ) |
---|
| 1053 | t_snd_tmp = 0.0_wp |
---|
| 1054 | |
---|
| 1055 | ! |
---|
| 1056 | !-- Read temperature from file |
---|
| 1057 | nc_stat = NF90_INQ_VARID( id, "ReferenceTemperature", id_var ) |
---|
| 1058 | nc_stat = NF90_GET_VAR( id, id_var, t_snd_tmp(:), start = (/1/), & |
---|
| 1059 | count = (/nz_snd/) ) |
---|
| 1060 | CALL handle_netcdf_error( 'netcdf', 553 ) |
---|
| 1061 | |
---|
| 1062 | ! |
---|
| 1063 | !-- Calculate start of sounding data |
---|
| 1064 | nz_snd_start = nz_snd + 1 |
---|
| 1065 | nz_snd_end = nz_snd_end |
---|
| 1066 | |
---|
| 1067 | ! |
---|
| 1068 | !-- Start filling vertical dimension at 10hPa above the model domain (hyp is |
---|
| 1069 | !-- in Pa, hyp_snd in hPa). |
---|
| 1070 | DO k = 1, nz_snd |
---|
| 1071 | IF ( hyp_snd_tmp(k) .LT. (hyp(nzt+1) - 1000.0_wp) * 0.01_wp ) THEN |
---|
| 1072 | nz_snd_start = k |
---|
| 1073 | EXIT |
---|
| 1074 | END IF |
---|
| 1075 | END DO |
---|
| 1076 | |
---|
| 1077 | IF ( nz_snd_start .LE. nz_snd ) THEN |
---|
| 1078 | nz_snd_end = nz_snd - 1 |
---|
| 1079 | END IF |
---|
| 1080 | |
---|
| 1081 | |
---|
| 1082 | ! |
---|
| 1083 | !-- Calculate of total grid points for RRTMG calculations |
---|
| 1084 | nzt_rad = nzt + nz_snd_end - nz_snd_start + 2 |
---|
| 1085 | |
---|
| 1086 | ! |
---|
| 1087 | !-- Save data above LES domain in hyp_snd, t_snd and q_snd |
---|
| 1088 | !-- Note: q_snd_tmp is not calculated at the moment (dry residual atmosphere) |
---|
| 1089 | ALLOCATE( hyp_snd(nzb+1:nzt_rad) ) |
---|
| 1090 | ALLOCATE( t_snd(nzb+1:nzt_rad) ) |
---|
| 1091 | ALLOCATE( q_snd(nzb+1:nzt_rad) ) |
---|
| 1092 | hyp_snd = 0.0_wp |
---|
| 1093 | t_snd = 0.0_wp |
---|
| 1094 | q_snd = 0.0_wp |
---|
| 1095 | |
---|
| 1096 | hyp_snd(nzt+2:nzt_rad) = hyp_snd_tmp(nz_snd_start:nz_snd_end) |
---|
| 1097 | t_snd(nzt+2:nzt_rad) = t_snd_tmp(nz_snd_start:nz_snd_end) |
---|
| 1098 | |
---|
| 1099 | DEALLOCATE ( hyp_snd_tmp ) |
---|
| 1100 | DEALLOCATE ( t_snd_tmp ) |
---|
| 1101 | |
---|
| 1102 | nc_stat = NF90_CLOSE( id ) |
---|
| 1103 | |
---|
| 1104 | ! |
---|
| 1105 | !-- Calculate pressure levels on zu and zw grid. Sounding data is added at |
---|
| 1106 | !-- top of the LES domain. This routine does not consider horizontal or |
---|
| 1107 | !-- vertical variability of pressure and temperature |
---|
| 1108 | ALLOCATE ( rrtm_play(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1109 | ALLOCATE ( rrtm_plev(0:0,nzb+1:nzt_rad+2) ) |
---|
| 1110 | |
---|
| 1111 | t_surface = pt_surface * (surface_pressure / 1000.0_wp )**0.286_wp |
---|
| 1112 | DO k = nzb+1, nzt+1 |
---|
| 1113 | rrtm_play(0,k) = hyp(k) * 0.01_wp |
---|
| 1114 | rrtm_plev(0,k) = surface_pressure * ( (t_surface - g/cp * zw(k-1)) / & |
---|
| 1115 | t_surface )**(1.0_wp/0.286_wp) |
---|
| 1116 | ENDDO |
---|
| 1117 | |
---|
| 1118 | DO k = nzt+2, nzt_rad |
---|
| 1119 | rrtm_play(0,k) = hyp_snd(k) |
---|
| 1120 | rrtm_plev(0,k) = 0.5_wp * ( rrtm_play(0,k) + rrtm_play(0,k-1) ) |
---|
| 1121 | ENDDO |
---|
| 1122 | rrtm_plev(0,nzt_rad+1) = MAX( 0.5 * hyp_snd(nzt_rad), & |
---|
| 1123 | 1.5 * hyp_snd(nzt_rad) & |
---|
| 1124 | - 0.5 * hyp_snd(nzt_rad-1) ) |
---|
| 1125 | rrtm_plev(0,nzt_rad+2) = MIN( 1.0E-4_wp, & |
---|
| 1126 | 0.25_wp * rrtm_plev(0,nzt_rad+1) ) |
---|
| 1127 | |
---|
| 1128 | rrtm_play(0,nzt_rad+1) = 0.5 * rrtm_plev(0,nzt_rad+1) |
---|
| 1129 | |
---|
| 1130 | ! |
---|
| 1131 | !-- Calculate temperature/humidity levels at top of the LES domain. |
---|
| 1132 | !-- Currently, the temperature is taken from sounding data (might lead to a |
---|
| 1133 | !-- temperature jump at interface. To do: Humidity is currently not |
---|
| 1134 | !-- calculated above the LES domain. |
---|
| 1135 | ALLOCATE ( rrtm_tlay(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1136 | ALLOCATE ( rrtm_tlev(0:0,nzb+1:nzt_rad+2) ) |
---|
| 1137 | ALLOCATE ( rrtm_h2ovmr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1138 | |
---|
| 1139 | DO k = nzt+8, nzt_rad |
---|
| 1140 | rrtm_tlay(0,k) = t_snd(k) |
---|
| 1141 | rrtm_h2ovmr(0,k) = q_snd(k) |
---|
| 1142 | ENDDO |
---|
| 1143 | rrtm_tlay(0,nzt_rad+1) = 2.0_wp * rrtm_tlay(0,nzt_rad) & |
---|
| 1144 | - rrtm_tlay(0,nzt_rad-1) |
---|
| 1145 | DO k = nzt+9, nzt_rad+1 |
---|
| 1146 | rrtm_tlev(0,k) = rrtm_tlay(0,k-1) + (rrtm_tlay(0,k) & |
---|
| 1147 | - rrtm_tlay(0,k-1)) & |
---|
| 1148 | / ( rrtm_play(0,k) - rrtm_play(0,k-1) ) & |
---|
| 1149 | * ( rrtm_plev(0,k) - rrtm_play(0,k-1) ) |
---|
| 1150 | ENDDO |
---|
| 1151 | rrtm_h2ovmr(0,nzt_rad+1) = rrtm_h2ovmr(0,nzt_rad) |
---|
| 1152 | |
---|
| 1153 | rrtm_tlev(0,nzt_rad+2) = 2.0_wp * rrtm_tlay(0,nzt_rad+1) & |
---|
| 1154 | - rrtm_tlev(0,nzt_rad) |
---|
| 1155 | ! |
---|
| 1156 | !-- Allocate remaining RRTMG arrays |
---|
| 1157 | ALLOCATE ( rrtm_cicewp(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1158 | ALLOCATE ( rrtm_cldfr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1159 | ALLOCATE ( rrtm_cliqwp(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1160 | ALLOCATE ( rrtm_reice(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1161 | ALLOCATE ( rrtm_reliq(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1162 | ALLOCATE ( rrtm_lw_taucld(1:nbndlw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1163 | ALLOCATE ( rrtm_lw_tauaer(0:0,nzb+1:nzt_rad+1,1:nbndlw+1) ) |
---|
| 1164 | ALLOCATE ( rrtm_sw_taucld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1165 | ALLOCATE ( rrtm_sw_ssacld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1166 | ALLOCATE ( rrtm_sw_asmcld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1167 | ALLOCATE ( rrtm_sw_fsfcld(1:nbndsw+1,0:0,nzb+1:nzt_rad+1) ) |
---|
| 1168 | ALLOCATE ( rrtm_sw_tauaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1169 | ALLOCATE ( rrtm_sw_ssaaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1170 | ALLOCATE ( rrtm_sw_asmaer(0:0,nzb+1:nzt_rad+1,1:nbndsw+1) ) |
---|
| 1171 | ALLOCATE ( rrtm_sw_ecaer(0:0,nzb+1:nzt_rad+1,1:naerec+1) ) |
---|
| 1172 | |
---|
| 1173 | ! |
---|
| 1174 | !-- The ice phase is currently not considered in PALM |
---|
| 1175 | rrtm_cicewp = 0.0_wp |
---|
| 1176 | rrtm_reice = 0.0_wp |
---|
| 1177 | |
---|
| 1178 | ! |
---|
| 1179 | !-- Set other parameters (move to NAMELIST parameters in the future) |
---|
| 1180 | rrtm_lw_tauaer = 0.0_wp |
---|
| 1181 | rrtm_lw_taucld = 0.0_wp |
---|
| 1182 | rrtm_sw_taucld = 0.0_wp |
---|
| 1183 | rrtm_sw_ssacld = 0.0_wp |
---|
| 1184 | rrtm_sw_asmcld = 0.0_wp |
---|
| 1185 | rrtm_sw_fsfcld = 0.0_wp |
---|
| 1186 | rrtm_sw_tauaer = 0.0_wp |
---|
| 1187 | rrtm_sw_ssaaer = 0.0_wp |
---|
| 1188 | rrtm_sw_asmaer = 0.0_wp |
---|
| 1189 | rrtm_sw_ecaer = 0.0_wp |
---|
| 1190 | |
---|
| 1191 | |
---|
| 1192 | ALLOCATE ( rrtm_swdflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1193 | ALLOCATE ( rrtm_swuflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1194 | ALLOCATE ( rrtm_swhr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1195 | ALLOCATE ( rrtm_swuflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1196 | ALLOCATE ( rrtm_swdflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1197 | ALLOCATE ( rrtm_swhrc(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1198 | |
---|
| 1199 | rrtm_swdflx = 0.0_wp |
---|
| 1200 | rrtm_swuflx = 0.0_wp |
---|
| 1201 | rrtm_swhr = 0.0_wp |
---|
| 1202 | rrtm_swuflxc = 0.0_wp |
---|
| 1203 | rrtm_swdflxc = 0.0_wp |
---|
| 1204 | rrtm_swhrc = 0.0_wp |
---|
| 1205 | |
---|
| 1206 | ALLOCATE ( rrtm_lwdflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1207 | ALLOCATE ( rrtm_lwuflx(0:0,nzb:nzt_rad+1) ) |
---|
| 1208 | ALLOCATE ( rrtm_lwhr(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1209 | ALLOCATE ( rrtm_lwuflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1210 | ALLOCATE ( rrtm_lwdflxc(0:0,nzb:nzt_rad+1) ) |
---|
| 1211 | ALLOCATE ( rrtm_lwhrc(0:0,nzb+1:nzt_rad+1) ) |
---|
| 1212 | |
---|
| 1213 | rrtm_lwdflx = 0.0_wp |
---|
| 1214 | rrtm_lwuflx = 0.0_wp |
---|
| 1215 | rrtm_lwhr = 0.0_wp |
---|
| 1216 | rrtm_lwuflxc = 0.0_wp |
---|
| 1217 | rrtm_lwdflxc = 0.0_wp |
---|
| 1218 | rrtm_lwhrc = 0.0_wp |
---|
| 1219 | |
---|
| 1220 | |
---|
| 1221 | END SUBROUTINE read_sounding_data |
---|
| 1222 | |
---|
| 1223 | |
---|
| 1224 | !------------------------------------------------------------------------------! |
---|
| 1225 | ! Description: |
---|
| 1226 | ! ------------ |
---|
| 1227 | !-- Read trace gas data from file |
---|
| 1228 | !------------------------------------------------------------------------------! |
---|
| 1229 | SUBROUTINE read_trace_gas_data |
---|
| 1230 | |
---|
| 1231 | USE netcdf_control |
---|
| 1232 | USE rrsw_ncpar |
---|
| 1233 | |
---|
| 1234 | IMPLICIT NONE |
---|
| 1235 | |
---|
| 1236 | INTEGER(iwp), PARAMETER :: num_trace_gases = 9 !: number of trace gases |
---|
| 1237 | |
---|
| 1238 | CHARACTER(LEN=5), DIMENSION(num_trace_gases), PARAMETER :: & |
---|
| 1239 | trace_names = (/'O3 ', 'CO2 ', 'CH4 ', 'N2O ', 'O2 ', & |
---|
| 1240 | 'CFC11', 'CFC12', 'CFC22', 'CCL4 '/) |
---|
| 1241 | |
---|
| 1242 | INTEGER(iwp) :: id, k, m, n, nabs, np, id_abs, id_dim, id_var |
---|
| 1243 | |
---|
| 1244 | REAL(wp) :: p_mls_l, p_mls_u, p_wgt_l, p_wgt_u, p_mls_m |
---|
| 1245 | |
---|
| 1246 | |
---|
| 1247 | REAL(wp), DIMENSION(:), ALLOCATABLE :: p_mls, & !: pressure levels for the absorbers |
---|
| 1248 | rrtm_play_tmp, & !: temporary array for pressure zu-levels |
---|
| 1249 | rrtm_plev_tmp, & !: temporary array for pressure zw-levels |
---|
| 1250 | trace_path_tmp !: temporary array for storing trace gas path data |
---|
| 1251 | |
---|
| 1252 | REAL(wp), DIMENSION(:,:), ALLOCATABLE :: trace_mls, & !: array for storing the absorber amounts |
---|
| 1253 | trace_mls_path, & !: array for storing trace gas path data |
---|
| 1254 | trace_mls_tmp !: temporary array for storing trace gas data |
---|
| 1255 | |
---|
| 1256 | |
---|
| 1257 | ! |
---|
| 1258 | !-- In case of updates, deallocate arrays first (sufficient to check one |
---|
| 1259 | !-- array as the others are automatically allocated) |
---|
| 1260 | IF ( ALLOCATED ( rrtm_o3vmr ) ) THEN |
---|
| 1261 | DEALLOCATE ( rrtm_o3vmr ) |
---|
| 1262 | DEALLOCATE ( rrtm_co2vmr ) |
---|
| 1263 | DEALLOCATE ( rrtm_ch4vmr ) |
---|
| 1264 | DEALLOCATE ( rrtm_n2ovmr ) |
---|
| 1265 | DEALLOCATE ( rrtm_o2vmr ) |
---|
| 1266 | DEALLOCATE ( rrtm_cfc11vmr ) |
---|
| 1267 | DEALLOCATE ( rrtm_cfc12vmr ) |
---|
| 1268 | DEALLOCATE ( rrtm_cfc22vmr ) |
---|
| 1269 | DEALLOCATE ( rrtm_ccl4vmr ) |
---|
| 1270 | ENDIF |
---|
| 1271 | |
---|
| 1272 | ! |
---|
| 1273 | !-- Allocate trace gas profiles |
---|
| 1274 | ALLOCATE ( rrtm_o3vmr(0:0,1:nzt_rad+1) ) |
---|
| 1275 | ALLOCATE ( rrtm_co2vmr(0:0,1:nzt_rad+1) ) |
---|
| 1276 | ALLOCATE ( rrtm_ch4vmr(0:0,1:nzt_rad+1) ) |
---|
| 1277 | ALLOCATE ( rrtm_n2ovmr(0:0,1:nzt_rad+1) ) |
---|
| 1278 | ALLOCATE ( rrtm_o2vmr(0:0,1:nzt_rad+1) ) |
---|
| 1279 | ALLOCATE ( rrtm_cfc11vmr(0:0,1:nzt_rad+1) ) |
---|
| 1280 | ALLOCATE ( rrtm_cfc12vmr(0:0,1:nzt_rad+1) ) |
---|
| 1281 | ALLOCATE ( rrtm_cfc22vmr(0:0,1:nzt_rad+1) ) |
---|
| 1282 | ALLOCATE ( rrtm_ccl4vmr(0:0,1:nzt_rad+1) ) |
---|
| 1283 | |
---|
| 1284 | ! |
---|
| 1285 | !-- Open file for reading |
---|
| 1286 | nc_stat = NF90_OPEN( rrtm_input_file, NF90_NOWRITE, id ) |
---|
| 1287 | CALL handle_netcdf_error( 'netcdf', 549 ) |
---|
| 1288 | ! |
---|
| 1289 | !-- Inquire dimension ids and dimensions |
---|
| 1290 | nc_stat = NF90_INQ_DIMID( id, "Pressure", id_dim ) |
---|
| 1291 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1292 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim, len = np) |
---|
| 1293 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1294 | |
---|
| 1295 | nc_stat = NF90_INQ_DIMID( id, "Absorber", id_dim ) |
---|
| 1296 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1297 | nc_stat = NF90_INQUIRE_DIMENSION( id, id_dim, len = nabs ) |
---|
| 1298 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1299 | |
---|
| 1300 | |
---|
| 1301 | ! |
---|
| 1302 | !-- Allocate pressure, and trace gas arrays |
---|
| 1303 | ALLOCATE( p_mls(1:np) ) |
---|
| 1304 | ALLOCATE( trace_mls(1:num_trace_gases,1:np) ) |
---|
| 1305 | ALLOCATE( trace_mls_tmp(1:nabs,1:np) ) |
---|
| 1306 | |
---|
| 1307 | |
---|
| 1308 | nc_stat = NF90_INQ_VARID( id, "Pressure", id_var ) |
---|
| 1309 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1310 | nc_stat = NF90_GET_VAR( id, id_var, p_mls ) |
---|
| 1311 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1312 | |
---|
| 1313 | nc_stat = NF90_INQ_VARID( id, "AbsorberAmountMLS", id_var ) |
---|
| 1314 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1315 | nc_stat = NF90_GET_VAR( id, id_var, trace_mls_tmp ) |
---|
| 1316 | CALL handle_netcdf_error( 'netcdf', 550 ) |
---|
| 1317 | |
---|
| 1318 | |
---|
| 1319 | ! |
---|
| 1320 | !-- Write absorber amounts (mls) to trace_mls |
---|
| 1321 | DO n = 1, num_trace_gases |
---|
| 1322 | CALL getAbsorberIndex( TRIM( trace_names(n) ), id_abs ) |
---|
| 1323 | |
---|
| 1324 | trace_mls(n,1:np) = trace_mls_tmp(id_abs,1:np) |
---|
| 1325 | |
---|
| 1326 | ! |
---|
| 1327 | !-- Replace missing values by zero |
---|
| 1328 | WHERE ( trace_mls(n,:) > 2.0_wp ) |
---|
| 1329 | trace_mls(n,:) = 0.0_wp |
---|
| 1330 | END WHERE |
---|
| 1331 | END DO |
---|
| 1332 | |
---|
| 1333 | DEALLOCATE ( trace_mls_tmp ) |
---|
| 1334 | |
---|
| 1335 | nc_stat = NF90_CLOSE( id ) |
---|
| 1336 | CALL handle_netcdf_error( 'netcdf', 551 ) |
---|
| 1337 | |
---|
| 1338 | ! |
---|
| 1339 | !-- Add extra pressure level for calculations of the trace gas paths |
---|
| 1340 | ALLOCATE ( rrtm_play_tmp(1:nzt_rad+1) ) |
---|
| 1341 | ALLOCATE ( rrtm_plev_tmp(1:nzt_rad+2) ) |
---|
| 1342 | |
---|
| 1343 | rrtm_play_tmp(1:nzt_rad) = rrtm_play(0,1:nzt_rad) |
---|
| 1344 | rrtm_plev_tmp(1:nzt_rad+1) = rrtm_plev(0,1:nzt_rad+1) |
---|
| 1345 | rrtm_play_tmp(nzt_rad+1) = rrtm_plev(0,nzt_rad+1) * 0.5_wp |
---|
| 1346 | rrtm_plev_tmp(nzt_rad+2) = MIN( 1.0E-4_wp, 0.25_wp & |
---|
| 1347 | * rrtm_plev(0,nzt_rad+1) ) |
---|
| 1348 | |
---|
| 1349 | ! |
---|
| 1350 | !-- Calculate trace gas path (zero at surface) with interpolation to the |
---|
| 1351 | !-- sounding levels |
---|
| 1352 | ALLOCATE ( trace_mls_path(1:nzt_rad+2,1:num_trace_gases) ) |
---|
| 1353 | |
---|
| 1354 | trace_mls_path(nzb+1,:) = 0.0_wp |
---|
| 1355 | |
---|
| 1356 | DO k = nzb+2, nzt_rad+2 |
---|
| 1357 | DO m = 1, num_trace_gases |
---|
| 1358 | trace_mls_path(k,m) = trace_mls_path(k-1,m) |
---|
| 1359 | |
---|
| 1360 | ! |
---|
| 1361 | !-- When the pressure level is higher than the trace gas pressure |
---|
| 1362 | !-- level, assume that |
---|
| 1363 | IF ( rrtm_plev_tmp(k-1) .GT. p_mls(1) ) THEN |
---|
| 1364 | |
---|
| 1365 | trace_mls_path(k,m) = trace_mls_path(k,m) + trace_mls(m,1) & |
---|
| 1366 | * ( rrtm_plev_tmp(k-1) & |
---|
| 1367 | - MAX( p_mls(1), rrtm_plev_tmp(k) ) & |
---|
| 1368 | ) / g |
---|
| 1369 | ENDIF |
---|
| 1370 | |
---|
| 1371 | ! |
---|
| 1372 | !-- Integrate for each sounding level from the contributing p_mls |
---|
| 1373 | !-- levels |
---|
| 1374 | DO n = 2, np |
---|
| 1375 | ! |
---|
| 1376 | !-- Limit p_mls so that it is within the model level |
---|
| 1377 | p_mls_u = MIN( rrtm_plev_tmp(k-1), & |
---|
| 1378 | MAX( rrtm_plev_tmp(k), p_mls(n) ) ) |
---|
| 1379 | p_mls_l = MIN( rrtm_plev_tmp(k-1), & |
---|
| 1380 | MAX( rrtm_plev_tmp(k), p_mls(n-1) ) ) |
---|
| 1381 | |
---|
| 1382 | IF ( p_mls_l .GT. p_mls_u ) THEN |
---|
| 1383 | |
---|
| 1384 | ! |
---|
| 1385 | !-- Calculate weights for interpolation |
---|
| 1386 | p_mls_m = 0.5_wp * (p_mls_l + p_mls_u) |
---|
| 1387 | p_wgt_u = (p_mls(n-1) - p_mls_m) / (p_mls(n-1) - p_mls(n)) |
---|
| 1388 | p_wgt_l = (p_mls_m - p_mls(n)) / (p_mls(n-1) - p_mls(n)) |
---|
| 1389 | |
---|
| 1390 | ! |
---|
| 1391 | !-- Add level to trace gas path |
---|
| 1392 | trace_mls_path(k,m) = trace_mls_path(k,m) & |
---|
| 1393 | + ( p_wgt_u * trace_mls(m,n) & |
---|
| 1394 | + p_wgt_l * trace_mls(m,n-1) ) & |
---|
| 1395 | * (p_mls_l + p_mls_u) / g |
---|
| 1396 | ENDIF |
---|
| 1397 | ENDDO |
---|
| 1398 | |
---|
| 1399 | IF ( rrtm_plev_tmp(k) .LT. p_mls(np) ) THEN |
---|
| 1400 | trace_mls_path(k,m) = trace_mls_path(k,m) + trace_mls(m,np) & |
---|
| 1401 | * ( MIN( rrtm_plev_tmp(k-1), p_mls(np) ) & |
---|
| 1402 | - rrtm_plev_tmp(k) & |
---|
| 1403 | ) / g |
---|
| 1404 | ENDIF |
---|
[1496] | 1405 | ENDDO |
---|
| 1406 | ENDDO |
---|
| 1407 | |
---|
| 1408 | |
---|
[1585] | 1409 | ! |
---|
| 1410 | !-- Prepare trace gas path profiles |
---|
| 1411 | ALLOCATE ( trace_path_tmp(1:nzt_rad+1) ) |
---|
[1496] | 1412 | |
---|
[1585] | 1413 | DO m = 1, num_trace_gases |
---|
| 1414 | |
---|
| 1415 | trace_path_tmp(1:nzt_rad+1) = ( trace_mls_path(2:nzt_rad+2,m) & |
---|
| 1416 | - trace_mls_path(1:nzt_rad+1,m) ) * g & |
---|
| 1417 | / ( rrtm_plev_tmp(1:nzt_rad+1) & |
---|
| 1418 | - rrtm_plev_tmp(2:nzt_rad+2) ) |
---|
| 1419 | |
---|
| 1420 | ! |
---|
| 1421 | !-- Save trace gas paths to the respective arrays |
---|
| 1422 | SELECT CASE ( TRIM( trace_names(m) ) ) |
---|
| 1423 | |
---|
| 1424 | CASE ( 'O3' ) |
---|
| 1425 | |
---|
| 1426 | rrtm_o3vmr(0,:) = trace_path_tmp(:) |
---|
| 1427 | |
---|
| 1428 | CASE ( 'CO2' ) |
---|
| 1429 | |
---|
| 1430 | rrtm_co2vmr(0,:) = trace_path_tmp(:) |
---|
| 1431 | |
---|
| 1432 | CASE ( 'CH4' ) |
---|
| 1433 | |
---|
| 1434 | rrtm_ch4vmr(0,:) = trace_path_tmp(:) |
---|
| 1435 | |
---|
| 1436 | CASE ( 'N2O' ) |
---|
| 1437 | |
---|
| 1438 | rrtm_n2ovmr(0,:) = trace_path_tmp(:) |
---|
| 1439 | |
---|
| 1440 | CASE ( 'O2' ) |
---|
| 1441 | |
---|
| 1442 | rrtm_o2vmr(0,:) = trace_path_tmp(:) |
---|
| 1443 | |
---|
| 1444 | CASE ( 'CFC11' ) |
---|
| 1445 | |
---|
| 1446 | rrtm_cfc11vmr(0,:) = trace_path_tmp(:) |
---|
| 1447 | |
---|
| 1448 | CASE ( 'CFC12' ) |
---|
| 1449 | |
---|
| 1450 | rrtm_cfc12vmr(0,:) = trace_path_tmp(:) |
---|
| 1451 | |
---|
| 1452 | CASE ( 'CFC22' ) |
---|
| 1453 | |
---|
| 1454 | rrtm_cfc22vmr(0,:) = trace_path_tmp(:) |
---|
| 1455 | |
---|
| 1456 | CASE ( 'CCL4' ) |
---|
| 1457 | |
---|
| 1458 | rrtm_ccl4vmr(0,:) = trace_path_tmp(:) |
---|
| 1459 | |
---|
| 1460 | CASE DEFAULT |
---|
| 1461 | |
---|
| 1462 | END SELECT |
---|
| 1463 | |
---|
| 1464 | ENDDO |
---|
| 1465 | |
---|
| 1466 | DEALLOCATE ( trace_path_tmp ) |
---|
| 1467 | DEALLOCATE ( trace_mls_path ) |
---|
| 1468 | DEALLOCATE ( rrtm_play_tmp ) |
---|
| 1469 | DEALLOCATE ( rrtm_plev_tmp ) |
---|
| 1470 | DEALLOCATE ( trace_mls ) |
---|
| 1471 | DEALLOCATE ( p_mls ) |
---|
| 1472 | |
---|
| 1473 | END SUBROUTINE read_trace_gas_data |
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| 1474 | |
---|
| 1475 | #endif |
---|
| 1476 | |
---|
| 1477 | |
---|
[1551] | 1478 | !------------------------------------------------------------------------------! |
---|
| 1479 | ! Description: |
---|
| 1480 | ! ------------ |
---|
[1585] | 1481 | !-- Calculate temperature tendency due to radiative cooling/heating. |
---|
| 1482 | !-- Cache-optimized version. |
---|
[1551] | 1483 | !------------------------------------------------------------------------------! |
---|
[1585] | 1484 | SUBROUTINE radiation_tendency_ij ( i, j, tend ) |
---|
[1496] | 1485 | |
---|
[1585] | 1486 | USE arrays_3d, & |
---|
| 1487 | ONLY: dzw |
---|
[1496] | 1488 | |
---|
[1585] | 1489 | USE cloud_parameters, & |
---|
| 1490 | ONLY: pt_d_t, cp |
---|
[1551] | 1491 | |
---|
[1585] | 1492 | USE control_parameters, & |
---|
| 1493 | ONLY: rho_surface |
---|
| 1494 | |
---|
| 1495 | IMPLICIT NONE |
---|
| 1496 | |
---|
| 1497 | INTEGER(iwp) :: i, j, k |
---|
| 1498 | |
---|
| 1499 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: tend |
---|
| 1500 | |
---|
| 1501 | #if defined ( __rrtmg ) |
---|
| 1502 | |
---|
| 1503 | REAL(wp) :: rad_sw_net_l, rad_sw_net_u, rad_lw_net_l, rad_lw_net_u |
---|
| 1504 | |
---|
| 1505 | rad_sw_net_l = 0.0_wp |
---|
| 1506 | rad_sw_net_u = 0.0_wp |
---|
| 1507 | rad_lw_net_l = 0.0_wp |
---|
| 1508 | rad_lw_net_u = 0.0_wp |
---|
| 1509 | |
---|
| 1510 | ! |
---|
| 1511 | !-- Calculate radiative flux divergence |
---|
| 1512 | DO k = nzb+1, nzt+1 |
---|
| 1513 | |
---|
| 1514 | rad_sw_net_l = rad_sw_in(k-1,j,i) - rad_sw_out(k-1,j,i) |
---|
| 1515 | rad_sw_net_u = rad_sw_in(k,j,i) - rad_sw_out(k,j,i) |
---|
| 1516 | rad_lw_net_l = rad_lw_in(k-1,j,i) - rad_lw_out(k-1,j,i) |
---|
| 1517 | rad_lw_net_u = rad_lw_in(k,j,i) - rad_lw_out(k,j,i) |
---|
| 1518 | |
---|
| 1519 | tend(k,j,i) = tend(k,j,i) + ( rad_sw_net_u - rad_sw_net_l & |
---|
| 1520 | + rad_lw_net_u - rad_lw_net_l ) / & |
---|
| 1521 | ( dzw(k) * cp * rho_surface ) * pt_d_t(k) |
---|
| 1522 | ENDDO |
---|
| 1523 | |
---|
| 1524 | #endif |
---|
| 1525 | |
---|
| 1526 | END SUBROUTINE radiation_tendency_ij |
---|
| 1527 | |
---|
| 1528 | |
---|
[1551] | 1529 | !------------------------------------------------------------------------------! |
---|
| 1530 | ! Description: |
---|
| 1531 | ! ------------ |
---|
[1585] | 1532 | !-- Calculate temperature tendency due to radiative cooling/heating. |
---|
| 1533 | !-- Vector-optimized version |
---|
[1551] | 1534 | !------------------------------------------------------------------------------! |
---|
[1585] | 1535 | SUBROUTINE radiation_tendency ( tend ) |
---|
[1551] | 1536 | |
---|
[1585] | 1537 | USE arrays_3d, & |
---|
| 1538 | ONLY: dzw |
---|
[1551] | 1539 | |
---|
[1585] | 1540 | USE cloud_parameters, & |
---|
| 1541 | ONLY: pt_d_t, cp |
---|
[1551] | 1542 | |
---|
[1585] | 1543 | USE indices, & |
---|
| 1544 | ONLY: nxl, nxr, nyn, nys |
---|
| 1545 | |
---|
| 1546 | USE control_parameters, & |
---|
| 1547 | ONLY: rho_surface |
---|
| 1548 | |
---|
| 1549 | IMPLICIT NONE |
---|
| 1550 | |
---|
| 1551 | INTEGER(iwp) :: i, j, k |
---|
| 1552 | |
---|
| 1553 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: tend |
---|
| 1554 | |
---|
| 1555 | #if defined ( __rrtmg ) |
---|
| 1556 | |
---|
| 1557 | REAL(wp) :: rad_sw_net_l, rad_sw_net_u, rad_lw_net_l, rad_lw_net_u |
---|
| 1558 | |
---|
| 1559 | rad_sw_net_l = 0.0_wp |
---|
| 1560 | rad_sw_net_u = 0.0_wp |
---|
| 1561 | rad_lw_net_l = 0.0_wp |
---|
| 1562 | rad_lw_net_u = 0.0_wp |
---|
| 1563 | |
---|
| 1564 | DO i = nxl, nxr |
---|
| 1565 | DO j = nys, nyn |
---|
| 1566 | |
---|
| 1567 | ! |
---|
| 1568 | !-- Calculate radiative flux divergence |
---|
| 1569 | DO k = nzb+1, nzt+1 |
---|
| 1570 | |
---|
| 1571 | rad_sw_net_l = rad_sw_in(k-1,j,i) - rad_sw_out(k-1,j,i) |
---|
| 1572 | rad_sw_net_u = rad_sw_in(k ,j,i) - rad_sw_out(k ,j,i) |
---|
| 1573 | rad_lw_net_l = rad_lw_in(k-1,j,i) - rad_lw_out(k-1,j,i) |
---|
| 1574 | rad_lw_net_u = rad_lw_in(k ,j,i) - rad_lw_out(k ,j,i) |
---|
| 1575 | |
---|
| 1576 | tend(k,j,i) = tend(k,j,i) + ( rad_sw_net_u - rad_sw_net_l & |
---|
| 1577 | + rad_lw_net_u - rad_lw_net_l ) / & |
---|
| 1578 | ( dzw(k) * cp * rho_surface ) * pt_d_t(k) |
---|
| 1579 | ENDDO |
---|
| 1580 | ENDDO |
---|
| 1581 | ENDDO |
---|
| 1582 | #endif |
---|
| 1583 | |
---|
| 1584 | END SUBROUTINE radiation_tendency |
---|
| 1585 | |
---|
[1496] | 1586 | END MODULE radiation_model_mod |
---|