1 | !> @file time_integration_spinup.f90 |
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2 | !------------------------------------------------------------------------------! |
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3 | ! This file is part of the PALM model system. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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6 | ! terms of the GNU General Public License as published by the Free Software |
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7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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8 | ! version. |
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9 | ! |
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10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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13 | ! |
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14 | ! You should have received a copy of the GNU General Public License along with |
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15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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16 | ! |
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17 | ! Copyright 1997-2019 Leibniz Universitaet Hannover |
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18 | !------------------------------------------------------------------------------! |
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19 | ! |
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20 | ! Current revisions: |
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21 | ! ------------------ |
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22 | ! |
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23 | ! |
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24 | ! Former revisions: |
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25 | ! ----------------- |
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26 | ! $Id: time_integration_spinup.f90 3885 2019-04-11 11:29:34Z kanani $ |
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27 | ! Changes related to global restructuring of location messages and introduction |
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28 | ! of additional debug messages |
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29 | ! |
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30 | ! 3766 2019-02-26 16:23:41Z raasch |
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31 | ! unused variable removed |
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32 | ! |
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33 | ! 3719 2019-02-06 13:10:18Z kanani |
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34 | ! Removed log_point(19,54,74,50,75), since they count together with same log |
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35 | ! points in time_integration, impossible to separate the contributions. |
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36 | ! Instead, the entire spinup gets an individual log_point in palm.f90 |
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37 | ! |
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38 | ! 3655 2019-01-07 16:51:22Z knoop |
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39 | ! Removed call to calculation of near air (10 cm) potential temperature (now in |
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40 | ! surface layer fluxes) |
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41 | ! |
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42 | ! 3467 2018-10-30 19:05:21Z suehring |
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43 | ! call to material_heat_model now with check if spinup runs (rvtils) |
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44 | ! |
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45 | ! 3337 2018-10-12 15:17:09Z kanani |
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46 | ! (from branch resler) |
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47 | ! Add pt1 initialization |
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48 | ! |
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49 | ! 3274 2018-09-24 15:42:55Z knoop |
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50 | ! Modularization of all bulk cloud physics code components |
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51 | ! |
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52 | ! 3241 2018-09-12 15:02:00Z raasch |
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53 | ! unused variables removed |
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54 | ! |
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55 | ! 2983 2018-04-18 10:43:40Z suehring |
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56 | ! Revise limitation of wall-adjacent velocity. |
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57 | ! |
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58 | ! 2934 2018-03-26 19:13:22Z suehring |
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59 | ! Synchronize parent and child models after spinup. |
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60 | ! |
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61 | ! 2881 2018-03-13 16:24:40Z maronga |
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62 | ! Added flag for switching on/off calculation of soil moisture |
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63 | ! |
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64 | ! 2818 2018-02-19 16:42:36Z maronga |
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65 | ! Velocity components near walls/ground are now set to the profiles stored in |
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66 | ! u_init and v_init. Activated soil moisture calculation during spinup. |
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67 | ! |
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68 | ! 2782 2018-02-02 11:51:10Z maronga |
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69 | ! Bugfix and re-activation of homogeneous setting of velocity components |
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70 | ! during spinup |
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71 | ! |
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72 | ! 2758 2018-01-17 12:55:21Z suehring |
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73 | ! Comment out homogeneous setting of wind velocity as this will lead to zero |
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74 | ! friction velocity and cause problems in MOST relationships. |
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75 | ! |
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76 | ! 2728 2018-01-09 07:03:53Z maronga |
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77 | ! Set velocity componenets to homogeneous values during spinup |
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78 | ! |
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79 | ! 2724 2018-01-05 12:12:38Z maronga |
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80 | ! Use dt_spinup for all active components during spinup |
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81 | ! |
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82 | ! 2723 2018-01-05 09:27:03Z maronga |
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83 | ! Bugfix: array rad_sw_in no longer exists and is thus removed from RUN_CONTROL |
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84 | ! output. |
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85 | ! Added output of XY and 3D data during spinup. |
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86 | ! Bugfix: time step in LSM and USM was set to dt_3d instead of dt_spinup |
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87 | ! |
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88 | ! 2718 2018-01-02 08:49:38Z maronga |
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89 | ! Corrected "Former revisions" section |
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90 | ! |
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91 | ! 2696 2017-12-14 17:12:51Z kanani |
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92 | ! Change in file header (GPL part) |
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93 | ! Added radiation interactions (moved from USM) (MS) |
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94 | ! |
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95 | ! 2544 2017-10-13 18:09:32Z maronga |
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96 | ! Date and time quantities are now read from date_and_time_mod |
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97 | ! |
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98 | ! 2299 2017-06-29 10:14:38Z maronga |
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99 | ! Call of soil model adjusted to avoid prognostic equation for soil moisture |
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100 | ! during spinup. |
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101 | ! Better representation of diurnal cycle of near-surface temperature. |
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102 | ! Excluded prognostic equation for soil moisture during spinup. |
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103 | ! Added output of run control data for spinup. |
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104 | ! |
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105 | ! 2297 2017-06-28 14:35:57Z scharf |
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106 | ! bugfixes |
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107 | ! |
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108 | ! 2296 2017-06-28 07:53:56Z maronga |
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109 | ! Initial revision |
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110 | ! |
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111 | ! |
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112 | ! Description: |
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113 | ! ------------ |
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114 | !> Integration in time of the non-atmospheric model components such as land |
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115 | !> surface model and urban surface model |
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116 | !------------------------------------------------------------------------------! |
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117 | SUBROUTINE time_integration_spinup |
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118 | |
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119 | USE arrays_3d, & |
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120 | ONLY: pt, pt_p, u, u_init, v, v_init |
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121 | |
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122 | USE control_parameters, & |
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123 | ONLY: averaging_interval_pr, calc_soil_moisture_during_spinup, & |
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124 | constant_diffusion, constant_flux_layer, coupling_start_time, & |
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125 | data_output_during_spinup, dopr_n, do_sum, & |
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126 | dt_averaging_input_pr, dt_dopr, dt_dots, dt_do2d_xy, dt_do3d, & |
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127 | dt_spinup, dt_3d, humidity, intermediate_timestep_count, & |
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128 | intermediate_timestep_count_max, land_surface, & |
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129 | simulated_time, simulated_time_chr, skip_time_dopr, & |
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130 | skip_time_do2d_xy, skip_time_do3d, spinup_pt_amplitude, & |
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131 | spinup_pt_mean, spinup_time, timestep_count, time_dopr, & |
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132 | time_dopr_av, time_dots, time_do2d_xy, time_do3d, & |
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133 | time_run_control, time_since_reference_point, urban_surface |
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134 | |
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135 | USE cpulog, & |
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136 | ONLY: cpu_log, log_point_s |
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137 | |
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138 | USE date_and_time_mod, & |
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139 | ONLY: day_of_year_init, time_utc_init |
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140 | |
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141 | USE indices, & |
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142 | ONLY: nbgp, nzb, nzt, nysg, nyng, nxlg, nxrg |
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143 | |
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144 | |
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145 | USE land_surface_model_mod, & |
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146 | ONLY: lsm_energy_balance, lsm_soil_model, lsm_swap_timelevel |
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147 | USE pegrid |
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148 | |
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149 | USE pmc_interface, & |
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150 | ONLY: nested_run |
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151 | |
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152 | USE kinds |
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153 | |
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154 | USE radiation_model_mod, & |
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155 | ONLY: force_radiation_call, radiation, radiation_control, & |
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156 | radiation_interaction, radiation_interactions, time_radiation |
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157 | |
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158 | USE statistics, & |
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159 | ONLY: flow_statistics_called |
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160 | |
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161 | USE surface_layer_fluxes_mod, & |
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162 | ONLY: surface_layer_fluxes |
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163 | |
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164 | USE surface_mod, & |
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165 | ONLY : surf_lsm_h, surf_lsm_v, surf_usm_h, & |
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166 | surf_usm_v |
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167 | |
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168 | USE urban_surface_mod, & |
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169 | ONLY: usm_material_heat_model, usm_material_model, & |
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170 | usm_surface_energy_balance, usm_swap_timelevel, & |
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171 | usm_green_heat_model |
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172 | |
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173 | |
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174 | |
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175 | |
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176 | IMPLICIT NONE |
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177 | |
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178 | CHARACTER (LEN=9) :: time_to_string !< |
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179 | |
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180 | INTEGER(iwp) :: i !< running index |
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181 | INTEGER(iwp) :: j !< running index |
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182 | INTEGER(iwp) :: k !< running index |
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183 | INTEGER(iwp) :: l !< running index |
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184 | INTEGER(iwp) :: m !< running index |
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185 | |
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186 | INTEGER(iwp) :: current_timestep_number_spinup = 0 !< number if timestep during spinup |
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187 | |
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188 | LOGICAL :: run_control_header_spinup = .FALSE. !< flag parameter for steering whether the header information must be output |
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189 | |
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190 | REAL(wp) :: pt_spinup !< temporary storage of temperature |
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191 | REAL(wp) :: dt_save !< temporary storage for time step |
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192 | |
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193 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: pt_save !< temporary storage of temperature |
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194 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: u_save !< temporary storage of u wind component |
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195 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: v_save !< temporary storage of v wind component |
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196 | |
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197 | |
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198 | ! |
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199 | !-- Save 3D arrays because they are to be changed for spinup purpose |
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200 | ALLOCATE( pt_save(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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201 | ALLOCATE( u_save(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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202 | ALLOCATE( v_save(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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203 | |
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204 | CALL exchange_horiz( pt, nbgp ) |
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205 | CALL exchange_horiz( u, nbgp ) |
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206 | CALL exchange_horiz( v, nbgp ) |
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207 | |
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208 | pt_save = pt |
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209 | u_save = u |
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210 | v_save = v |
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211 | |
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212 | ! |
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213 | !-- Set the same wall-adjacent velocity to all grid points. The sign of the |
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214 | !-- original velocity field must be preserved because the surface schemes crash |
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215 | !-- otherwise. The precise reason is still unknown. A minimum velocity of 0.1 |
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216 | !-- m/s is used to maintain turbulent transfer at the surface. |
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217 | IF ( land_surface ) THEN |
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218 | DO m = 1, surf_lsm_h%ns |
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219 | i = surf_lsm_h%i(m) |
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220 | j = surf_lsm_h%j(m) |
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221 | k = surf_lsm_h%k(m) |
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222 | u(k,j,i) = SIGN(1.0_wp,u_init(k)) * MAX( ABS( u_init(k) ),0.1_wp) |
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223 | v(k,j,i) = SIGN(1.0_wp,v_init(k)) * MAX( ABS( v_init(k) ),0.1_wp) |
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224 | ENDDO |
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225 | |
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226 | DO l = 0, 3 |
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227 | DO m = 1, surf_lsm_v(l)%ns |
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228 | i = surf_lsm_v(l)%i(m) |
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229 | j = surf_lsm_v(l)%j(m) |
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230 | k = surf_lsm_v(l)%k(m) |
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231 | u(k,j,i) = SIGN(1.0_wp,u_init(k)) * MAX( ABS( u_init(k) ),0.1_wp) |
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232 | v(k,j,i) = SIGN(1.0_wp,v_init(k)) * MAX( ABS( v_init(k) ),0.1_wp) |
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233 | ENDDO |
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234 | ENDDO |
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235 | ENDIF |
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236 | |
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237 | IF ( urban_surface ) THEN |
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238 | DO m = 1, surf_usm_h%ns |
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239 | i = surf_usm_h%i(m) |
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240 | j = surf_usm_h%j(m) |
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241 | k = surf_usm_h%k(m) |
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242 | u(k,j,i) = SIGN(1.0_wp,u_init(k)) * MAX( ABS( u_init(k) ),0.1_wp) |
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243 | v(k,j,i) = SIGN(1.0_wp,v_init(k)) * MAX( ABS( v_init(k) ),0.1_wp) |
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244 | ENDDO |
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245 | |
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246 | DO l = 0, 3 |
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247 | DO m = 1, surf_usm_v(l)%ns |
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248 | i = surf_usm_v(l)%i(m) |
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249 | j = surf_usm_v(l)%j(m) |
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250 | k = surf_usm_v(l)%k(m) |
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251 | u(k,j,i) = SIGN(1.0_wp,u_init(k)) * MAX( ABS( u_init(k) ),0.1_wp) |
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252 | v(k,j,i) = SIGN(1.0_wp,v_init(k)) * MAX( ABS( v_init(k) ),0.1_wp) |
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253 | ENDDO |
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254 | ENDDO |
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255 | ENDIF |
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256 | |
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257 | CALL exchange_horiz( u, nbgp ) |
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258 | CALL exchange_horiz( v, nbgp ) |
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259 | |
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260 | dt_save = dt_3d |
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261 | dt_3d = dt_spinup |
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262 | |
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263 | CALL location_message( 'wall/soil spinup time-stepping', 'start' ) |
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264 | ! |
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265 | !-- Start of the time loop |
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266 | DO WHILE ( simulated_time < spinup_time ) |
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267 | |
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268 | CALL cpu_log( log_point_s(15), 'timesteps spinup', 'start' ) |
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269 | |
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270 | ! |
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271 | !-- Start of intermediate step loop |
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272 | intermediate_timestep_count = 0 |
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273 | DO WHILE ( intermediate_timestep_count < & |
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274 | intermediate_timestep_count_max ) |
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275 | |
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276 | intermediate_timestep_count = intermediate_timestep_count + 1 |
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277 | |
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278 | ! |
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279 | !-- Set the steering factors for the prognostic equations which depend |
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280 | !-- on the timestep scheme |
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281 | CALL timestep_scheme_steering |
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282 | |
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283 | |
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284 | ! |
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285 | !-- Estimate a near-surface air temperature based on the position of the |
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286 | !-- sun and user input about mean temperature and amplitude. The time is |
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287 | !-- shifted by one hour to simulate a lag between air temperature and |
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288 | !-- incoming radiation |
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289 | pt_spinup = spinup_pt_mean + spinup_pt_amplitude & |
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290 | * solar_angle (time_utc_init + time_since_reference_point - 3600.0) |
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291 | |
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292 | ! |
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293 | !-- Map air temperature to all grid points in the vicinity of a surface |
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294 | !-- element |
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295 | IF ( land_surface ) THEN |
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296 | DO m = 1, surf_lsm_h%ns |
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297 | i = surf_lsm_h%i(m) |
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298 | j = surf_lsm_h%j(m) |
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299 | k = surf_lsm_h%k(m) |
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300 | pt(k,j,i) = pt_spinup |
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301 | ENDDO |
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302 | |
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303 | DO l = 0, 3 |
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304 | DO m = 1, surf_lsm_v(l)%ns |
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305 | i = surf_lsm_v(l)%i(m) |
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306 | j = surf_lsm_v(l)%j(m) |
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307 | k = surf_lsm_v(l)%k(m) |
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308 | pt(k,j,i) = pt_spinup |
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309 | ENDDO |
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310 | ENDDO |
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311 | ENDIF |
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312 | |
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313 | IF ( urban_surface ) THEN |
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314 | DO m = 1, surf_usm_h%ns |
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315 | i = surf_usm_h%i(m) |
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316 | j = surf_usm_h%j(m) |
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317 | k = surf_usm_h%k(m) |
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318 | pt(k,j,i) = pt_spinup |
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319 | !!!!!!!!!!!!!!!!HACK!!!!!!!!!!!!! |
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320 | surf_usm_h%pt1 = pt_spinup |
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321 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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322 | ENDDO |
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323 | |
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324 | DO l = 0, 3 |
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325 | DO m = 1, surf_usm_v(l)%ns |
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326 | i = surf_usm_v(l)%i(m) |
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327 | j = surf_usm_v(l)%j(m) |
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328 | k = surf_usm_v(l)%k(m) |
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329 | pt(k,j,i) = pt_spinup |
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330 | !!!!!!!!!!!!!!!!HACK!!!!!!!!!!!!! |
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331 | surf_usm_v(l)%pt1 = pt_spinup |
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332 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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333 | ENDDO |
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334 | ENDDO |
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335 | ENDIF |
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336 | |
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337 | CALL exchange_horiz( pt, nbgp ) |
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338 | |
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339 | |
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340 | ! |
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341 | !-- Swap the time levels in preparation for the next time step. |
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342 | timestep_count = timestep_count + 1 |
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343 | |
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344 | IF ( land_surface ) THEN |
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345 | CALL lsm_swap_timelevel ( 0 ) |
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346 | ENDIF |
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347 | |
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348 | IF ( urban_surface ) THEN |
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349 | CALL usm_swap_timelevel ( 0 ) |
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350 | ENDIF |
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351 | |
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352 | IF ( land_surface ) THEN |
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353 | CALL lsm_swap_timelevel ( MOD( timestep_count, 2) ) |
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354 | ENDIF |
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355 | |
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356 | IF ( urban_surface ) THEN |
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357 | CALL usm_swap_timelevel ( MOD( timestep_count, 2) ) |
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358 | ENDIF |
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359 | |
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360 | ! |
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361 | !-- If required, compute virtual potential temperature |
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362 | IF ( humidity ) THEN |
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363 | CALL compute_vpt |
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364 | ENDIF |
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365 | |
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366 | ! |
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367 | !-- Compute the diffusion quantities |
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368 | IF ( .NOT. constant_diffusion ) THEN |
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369 | |
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370 | ! |
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371 | !-- First the vertical (and horizontal) fluxes in the surface |
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372 | !-- (constant flux) layer are computed |
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373 | IF ( constant_flux_layer ) THEN |
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374 | CALL surface_layer_fluxes |
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375 | ENDIF |
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376 | |
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377 | ! |
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378 | !-- If required, solve the energy balance for the surface and run soil |
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379 | !-- model. Call for horizontal as well as vertical surfaces. |
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380 | !-- The prognostic equation for soil moisure is switched off |
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381 | IF ( land_surface ) THEN |
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382 | |
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383 | ! |
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384 | !-- Call for horizontal upward-facing surfaces |
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385 | CALL lsm_energy_balance( .TRUE., -1 ) |
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386 | CALL lsm_soil_model( .TRUE., -1, calc_soil_moisture_during_spinup ) |
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387 | ! |
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388 | !-- Call for northward-facing surfaces |
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389 | CALL lsm_energy_balance( .FALSE., 0 ) |
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390 | CALL lsm_soil_model( .FALSE., 0, calc_soil_moisture_during_spinup ) |
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391 | ! |
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392 | !-- Call for southward-facing surfaces |
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393 | CALL lsm_energy_balance( .FALSE., 1 ) |
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394 | CALL lsm_soil_model( .FALSE., 1, calc_soil_moisture_during_spinup ) |
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395 | ! |
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396 | !-- Call for eastward-facing surfaces |
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397 | CALL lsm_energy_balance( .FALSE., 2 ) |
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398 | CALL lsm_soil_model( .FALSE., 2, calc_soil_moisture_during_spinup ) |
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399 | ! |
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400 | !-- Call for westward-facing surfaces |
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401 | CALL lsm_energy_balance( .FALSE., 3 ) |
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402 | CALL lsm_soil_model( .FALSE., 3, calc_soil_moisture_during_spinup ) |
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403 | |
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404 | ENDIF |
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405 | |
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406 | ! |
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407 | !-- If required, solve the energy balance for urban surfaces and run |
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408 | !-- the material heat model |
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409 | IF (urban_surface) THEN |
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410 | |
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411 | CALL usm_surface_energy_balance( .TRUE. ) |
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412 | IF ( usm_material_model ) THEN |
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413 | CALL usm_green_heat_model |
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414 | CALL usm_material_heat_model( .TRUE. ) |
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415 | ENDIF |
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416 | |
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417 | ENDIF |
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418 | |
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419 | ENDIF |
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420 | |
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421 | ! |
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422 | !-- If required, calculate radiative fluxes and heating rates |
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423 | IF ( radiation .AND. intermediate_timestep_count & |
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424 | == intermediate_timestep_count_max ) THEN |
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425 | |
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426 | time_radiation = time_radiation + dt_3d |
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427 | |
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428 | IF ( time_radiation >= dt_3d .OR. force_radiation_call ) & |
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429 | THEN |
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430 | |
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431 | IF ( .NOT. force_radiation_call ) THEN |
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432 | time_radiation = time_radiation - dt_3d |
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433 | ENDIF |
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434 | |
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435 | CALL radiation_control |
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436 | |
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437 | IF ( radiation_interactions ) THEN |
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438 | CALL radiation_interaction |
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439 | ENDIF |
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440 | ENDIF |
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441 | ENDIF |
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442 | |
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443 | ENDDO ! Intermediate step loop |
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444 | |
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445 | ! |
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446 | !-- Increase simulation time and output times |
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447 | current_timestep_number_spinup = current_timestep_number_spinup + 1 |
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448 | simulated_time = simulated_time + dt_3d |
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449 | simulated_time_chr = time_to_string( simulated_time ) |
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450 | time_since_reference_point = simulated_time - coupling_start_time |
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451 | |
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452 | IF ( data_output_during_spinup ) THEN |
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453 | IF ( simulated_time >= skip_time_do2d_xy ) THEN |
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454 | time_do2d_xy = time_do2d_xy + dt_3d |
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455 | ENDIF |
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456 | IF ( simulated_time >= skip_time_do3d ) THEN |
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457 | time_do3d = time_do3d + dt_3d |
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458 | ENDIF |
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459 | time_dots = time_dots + dt_3d |
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460 | IF ( simulated_time >= skip_time_dopr ) THEN |
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461 | time_dopr = time_dopr + dt_3d |
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462 | ENDIF |
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463 | time_run_control = time_run_control + dt_3d |
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464 | |
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465 | ! |
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466 | !-- Carry out statistical analysis and output at the requested output times. |
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467 | !-- The MOD function is used for calculating the output time counters (like |
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468 | !-- time_dopr) in order to regard a possible decrease of the output time |
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469 | !-- interval in case of restart runs |
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470 | |
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471 | ! |
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472 | !-- Set a flag indicating that so far no statistics have been created |
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473 | !-- for this time step |
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474 | flow_statistics_called = .FALSE. |
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475 | |
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476 | ! |
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477 | !-- If required, call flow_statistics for averaging in time |
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478 | IF ( averaging_interval_pr /= 0.0_wp .AND. & |
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479 | ( dt_dopr - time_dopr ) <= averaging_interval_pr .AND. & |
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480 | simulated_time >= skip_time_dopr ) THEN |
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481 | time_dopr_av = time_dopr_av + dt_3d |
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482 | IF ( time_dopr_av >= dt_averaging_input_pr ) THEN |
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483 | do_sum = .TRUE. |
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484 | time_dopr_av = MOD( time_dopr_av, & |
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485 | MAX( dt_averaging_input_pr, dt_3d ) ) |
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486 | ENDIF |
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487 | ENDIF |
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488 | IF ( do_sum ) CALL flow_statistics |
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489 | |
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490 | ! |
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491 | !-- Output of profiles |
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492 | IF ( time_dopr >= dt_dopr ) THEN |
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493 | IF ( dopr_n /= 0 ) CALL data_output_profiles |
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494 | time_dopr = MOD( time_dopr, MAX( dt_dopr, dt_3d ) ) |
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495 | time_dopr_av = 0.0_wp ! due to averaging (see above) |
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496 | ENDIF |
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497 | |
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498 | ! |
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499 | !-- Output of time series |
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500 | IF ( time_dots >= dt_dots ) THEN |
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501 | CALL data_output_tseries |
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502 | time_dots = MOD( time_dots, MAX( dt_dots, dt_3d ) ) |
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503 | ENDIF |
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504 | |
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505 | ! |
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506 | !-- 2d-data output (cross-sections) |
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507 | IF ( time_do2d_xy >= dt_do2d_xy ) THEN |
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508 | CALL data_output_2d( 'xy', 0 ) |
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509 | time_do2d_xy = MOD( time_do2d_xy, MAX( dt_do2d_xy, dt_3d ) ) |
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510 | ENDIF |
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511 | |
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512 | ! |
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513 | !-- 3d-data output (volume data) |
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514 | IF ( time_do3d >= dt_do3d ) THEN |
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515 | CALL data_output_3d( 0 ) |
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516 | time_do3d = MOD( time_do3d, MAX( dt_do3d, dt_3d ) ) |
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517 | ENDIF |
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518 | |
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519 | |
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520 | ENDIF |
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521 | |
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522 | ! |
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523 | !-- Computation and output of run control parameters. |
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524 | !-- This is also done whenever perturbations have been imposed |
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525 | ! IF ( time_run_control >= dt_run_control .OR. & |
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526 | ! timestep_scheme(1:5) /= 'runge' .OR. disturbance_created ) & |
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527 | ! THEN |
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528 | ! CALL run_control |
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529 | ! IF ( time_run_control >= dt_run_control ) THEN |
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530 | ! time_run_control = MOD( time_run_control, & |
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531 | ! MAX( dt_run_control, dt_3d ) ) |
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532 | ! ENDIF |
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533 | ! ENDIF |
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534 | |
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535 | CALL cpu_log( log_point_s(15), 'timesteps spinup', 'stop' ) |
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536 | |
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537 | |
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538 | ! |
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539 | !-- Run control output |
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540 | IF ( myid == 0 ) THEN |
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541 | ! |
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542 | !-- If necessary, write header |
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543 | IF ( .NOT. run_control_header_spinup ) THEN |
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544 | CALL check_open( 15 ) |
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545 | WRITE ( 15, 100 ) |
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546 | run_control_header_spinup = .TRUE. |
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547 | ENDIF |
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548 | ! |
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549 | !-- Write some general information about the spinup in run control file |
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550 | WRITE ( 15, 101 ) current_timestep_number_spinup, simulated_time_chr, dt_3d, pt_spinup |
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551 | ! |
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552 | !-- Write buffer contents to disc immediately |
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553 | FLUSH( 15 ) |
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554 | ENDIF |
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555 | |
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556 | |
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557 | |
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558 | ENDDO ! time loop |
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559 | |
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560 | ! |
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561 | !-- Write back saved arrays to the 3D arrays |
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562 | pt = pt_save |
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563 | pt_p = pt_save |
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564 | u = u_save |
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565 | v = v_save |
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566 | |
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567 | ! |
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568 | !-- Reset time step |
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569 | dt_3d = dt_save |
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570 | |
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571 | DEALLOCATE(pt_save) |
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572 | DEALLOCATE(u_save) |
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573 | DEALLOCATE(v_save) |
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574 | |
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575 | #if defined( __parallel ) |
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576 | IF ( nested_run ) CALL MPI_BARRIER( MPI_COMM_WORLD, ierr ) |
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577 | #endif |
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578 | |
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579 | CALL location_message( 'wall/soil spinup time-stepping', 'finished' ) |
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580 | |
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581 | |
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582 | ! |
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583 | !-- Formats |
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584 | 100 FORMAT (///'Spinup control output:'/ & |
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585 | '--------------------------------'// & |
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586 | 'ITER. HH:MM:SS DT PT(z_MO)'/ & |
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587 | '--------------------------------') |
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588 | 101 FORMAT (I5,2X,A9,1X,F6.2,3X,F6.2,2X,F6.2) |
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589 | |
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590 | CONTAINS |
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591 | |
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592 | ! |
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593 | !-- Returns the cosine of the solar zenith angle at a given time. This routine |
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594 | !-- is similar to that for calculation zenith (see radiation_model_mod.f90) |
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595 | FUNCTION solar_angle( local_time ) |
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596 | |
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597 | USE basic_constants_and_equations_mod, & |
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598 | ONLY: pi |
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599 | |
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600 | USE kinds |
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601 | |
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602 | USE radiation_model_mod, & |
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603 | ONLY: decl_1, decl_2, decl_3, lat, lon |
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604 | |
---|
605 | IMPLICIT NONE |
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606 | |
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607 | |
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608 | REAL(wp) :: solar_angle !< cosine of the solar zenith angle |
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609 | |
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610 | REAL(wp) :: day !< day of the year |
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611 | REAL(wp) :: declination !< solar declination angle |
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612 | REAL(wp) :: hour_angle !< solar hour angle |
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613 | REAL(wp) :: time_utc !< current time in UTC |
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614 | REAL(wp), INTENT(IN) :: local_time |
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615 | ! |
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616 | !-- Calculate current day and time based on the initial values and simulation |
---|
617 | !-- time |
---|
618 | |
---|
619 | day = day_of_year_init + INT(FLOOR( local_time / 86400.0_wp ), KIND=iwp) |
---|
620 | time_utc = MOD(local_time, 86400.0_wp) |
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621 | |
---|
622 | |
---|
623 | ! |
---|
624 | !-- Calculate solar declination and hour angle |
---|
625 | declination = ASIN( decl_1 * SIN(decl_2 * REAL(day, KIND=wp) - decl_3) ) |
---|
626 | hour_angle = 2.0_wp * pi * (time_utc / 86400.0_wp) + lon - pi |
---|
627 | |
---|
628 | ! |
---|
629 | !-- Calculate cosine of solar zenith angle |
---|
630 | solar_angle = SIN(lat) * SIN(declination) + COS(lat) * COS(declination) & |
---|
631 | * COS(hour_angle) |
---|
632 | |
---|
633 | |
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634 | END FUNCTION solar_angle |
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635 | |
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636 | |
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637 | END SUBROUTINE time_integration_spinup |
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