1 | !> @file init_3d_model.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 1997-2020 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: init_3d_model.f90 4365 2020-01-08 14:29:20Z oliver.maas $ |
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27 | ! Overwrite u_init, v_init, pt_init, q_init and s_init with hom for all |
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28 | ! cyclic_fill-cases, not only for turbulent_inflow = .TRUE. |
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29 | ! |
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30 | ! 4360 2020-01-07 11:25:50Z suehring |
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31 | ! Introduction of wall_flags_total_0, which currently sets bits based on static |
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32 | ! topography information used in wall_flags_static_0 |
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33 | ! |
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34 | ! 4329 2019-12-10 15:46:36Z motisi |
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35 | ! Renamed wall_flags_0 to wall_flags_static_0 |
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36 | ! |
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37 | ! 4286 2019-10-30 16:01:14Z resler |
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38 | ! implement new palm_date_time_mod |
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39 | ! |
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40 | ! 4223 2019-09-10 09:20:47Z gronemeier |
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41 | ! Deallocate temporary string array since it may be re-used to read different |
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42 | ! input data in other modules |
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43 | ! |
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44 | ! 4186 2019-08-23 16:06:14Z suehring |
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45 | ! Design change, use variables defined in netcdf_data_input_mod to read netcd |
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46 | ! variables rather than define local ones. |
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47 | ! |
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48 | ! 4185 2019-08-23 13:49:38Z oliver.maas |
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49 | ! For initializing_actions = ' cyclic_fill': |
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50 | ! Overwrite u_init, v_init, pt_init, q_init and s_init with the |
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51 | ! (temporally) and horizontally averaged vertical profiles from the end |
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52 | ! of the prerun, because these profiles shall be used as the basic state |
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53 | ! for the rayleigh damping and the pt_damping. |
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54 | ! |
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55 | ! 4182 2019-08-22 15:20:23Z scharf |
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56 | ! Corrected "Former revisions" section |
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57 | ! |
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58 | ! 4168 2019-08-16 13:50:17Z suehring |
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59 | ! Replace function get_topography_top_index by topo_top_ind |
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60 | ! |
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61 | ! 4151 2019-08-09 08:24:30Z suehring |
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62 | ! Add netcdf directive around input calls (fix for last commit) |
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63 | ! |
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64 | ! 4150 2019-08-08 20:00:47Z suehring |
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65 | ! Input of additional surface variables independent on land- or urban-surface |
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66 | ! model |
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67 | ! |
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68 | ! 4131 2019-08-02 11:06:18Z monakurppa |
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69 | ! Allocate sums and sums_l to allow profile output for salsa variables. |
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70 | ! |
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71 | ! 4130 2019-08-01 13:04:13Z suehring |
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72 | ! Effectively reduce 3D initialization to 1D initial profiles. This is because |
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73 | ! 3D initialization produces structures in the w-component that are correlated |
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74 | ! with the processor grid for some unknown reason |
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75 | ! |
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76 | ! 4090 2019-07-11 15:06:47Z Giersch |
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77 | ! Unused variables removed |
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78 | ! |
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79 | ! 4088 2019-07-11 13:57:56Z Giersch |
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80 | ! Pressure and density profile calculations revised using basic functions |
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81 | ! |
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82 | ! 4048 2019-06-21 21:00:21Z knoop |
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83 | ! Further modularization of particle code components |
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84 | ! |
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85 | ! 4017 2019-06-06 12:16:46Z schwenkel |
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86 | ! Convert most location messages to debug messages to reduce output in |
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87 | ! job logfile to a minimum |
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88 | ! |
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89 | ! |
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90 | ! unused variable removed |
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91 | ! |
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92 | ! 3937 2019-04-29 15:09:07Z suehring |
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93 | ! Move initialization of synthetic turbulence generator behind initialization |
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94 | ! of offline nesting. Remove call for stg_adjust, as this is now already done |
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95 | ! in stg_init. |
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96 | ! |
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97 | ! 3900 2019-04-16 15:17:43Z suehring |
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98 | ! Fix problem with LOD = 2 initialization |
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99 | ! |
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100 | ! 3885 2019-04-11 11:29:34Z kanani |
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101 | ! Changes related to global restructuring of location messages and introduction |
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102 | ! of additional debug messages |
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103 | ! |
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104 | ! 3849 2019-04-01 16:35:16Z knoop |
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105 | ! Move initialization of rmask before initializing user_init_arrays |
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106 | ! |
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107 | ! 3711 2019-01-31 13:44:26Z knoop |
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108 | ! Introduced module_interface_init_checks for post-init checks in modules |
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109 | ! |
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110 | ! 3700 2019-01-26 17:03:42Z knoop |
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111 | ! Some interface calls moved to module_interface + cleanup |
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112 | ! |
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113 | ! 3648 2019-01-02 16:35:46Z suehring |
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114 | ! Rename subroutines for surface-data output |
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115 | ! |
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116 | ! Revision 1.1 1998/03/09 16:22:22 raasch |
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117 | ! Initial revision |
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118 | ! |
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119 | ! |
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120 | ! Description: |
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121 | ! ------------ |
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122 | !> Allocation of arrays and initialization of the 3D model via |
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123 | !> a) pre-run the 1D model |
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124 | !> or |
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125 | !> b) pre-set constant linear profiles |
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126 | !> or |
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127 | !> c) read values of a previous run |
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128 | !------------------------------------------------------------------------------! |
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129 | SUBROUTINE init_3d_model |
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130 | |
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131 | |
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132 | USE advec_ws |
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133 | |
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134 | USE arrays_3d |
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135 | |
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136 | USE basic_constants_and_equations_mod, & |
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137 | ONLY: c_p, g, l_v, pi, exner_function, exner_function_invers, & |
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138 | ideal_gas_law_rho, ideal_gas_law_rho_pt, barometric_formula |
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139 | |
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140 | USE bulk_cloud_model_mod, & |
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141 | ONLY: bulk_cloud_model |
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142 | |
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143 | USE chem_modules, & |
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144 | ONLY: max_pr_cs ! ToDo: this dependency needs to be removed cause it is ugly #new_dom |
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145 | |
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146 | USE control_parameters |
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147 | |
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148 | USE grid_variables, & |
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149 | ONLY: dx, dy, ddx2_mg, ddy2_mg |
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150 | |
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151 | USE indices |
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152 | |
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153 | USE kinds |
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154 | |
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155 | USE lsf_nudging_mod, & |
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156 | ONLY: ls_forcing_surf |
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157 | |
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158 | USE model_1d_mod, & |
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159 | ONLY: init_1d_model, l1d, u1d, v1d |
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160 | |
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161 | USE module_interface, & |
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162 | ONLY: module_interface_init_arrays, & |
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163 | module_interface_init, & |
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164 | module_interface_init_checks |
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165 | |
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166 | USE multi_agent_system_mod, & |
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167 | ONLY: agents_active, mas_init |
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168 | |
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169 | USE netcdf_interface, & |
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170 | ONLY: dots_max |
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171 | |
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172 | USE netcdf_data_input_mod, & |
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173 | ONLY: char_fill, & |
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174 | check_existence, & |
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175 | close_input_file, & |
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176 | get_attribute, & |
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177 | get_variable, & |
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178 | init_3d, & |
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179 | input_pids_static, & |
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180 | inquire_num_variables, & |
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181 | inquire_variable_names, & |
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182 | input_file_static, & |
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183 | netcdf_data_input_init_3d, & |
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184 | num_var_pids, & |
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185 | open_read_file, & |
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186 | pids_id, & |
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187 | real_2d, & |
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188 | vars_pids |
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189 | |
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190 | USE nesting_offl_mod, & |
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191 | ONLY: nesting_offl_init |
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192 | |
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193 | USE palm_date_time_mod, & |
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194 | ONLY: set_reference_date_time |
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195 | |
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196 | USE pegrid |
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197 | |
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198 | #if defined( __parallel ) |
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199 | USE pmc_interface, & |
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200 | ONLY: nested_run |
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201 | #endif |
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202 | |
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203 | USE random_function_mod |
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204 | |
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205 | USE random_generator_parallel, & |
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206 | ONLY: init_parallel_random_generator |
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207 | |
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208 | USE read_restart_data_mod, & |
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209 | ONLY: rrd_read_parts_of_global, rrd_local |
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210 | |
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211 | USE statistics, & |
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212 | ONLY: hom, hom_sum, mean_surface_level_height, pr_palm, rmask, & |
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213 | statistic_regions, sums, sums_divnew_l, sums_divold_l, sums_l, & |
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214 | sums_l_l, sums_wsts_bc_l, ts_value, & |
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215 | weight_pres, weight_substep |
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216 | |
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217 | USE synthetic_turbulence_generator_mod, & |
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218 | ONLY: stg_init, use_syn_turb_gen |
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219 | |
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220 | USE surface_layer_fluxes_mod, & |
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221 | ONLY: init_surface_layer_fluxes |
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222 | |
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223 | USE surface_mod, & |
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224 | ONLY : init_single_surface_properties, & |
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225 | init_surface_arrays, & |
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226 | init_surfaces, & |
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227 | surf_def_h, & |
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228 | surf_def_v, & |
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229 | surf_lsm_h, & |
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230 | surf_usm_h |
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231 | |
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232 | #if defined( _OPENACC ) |
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233 | USE surface_mod, & |
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234 | ONLY : bc_h |
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235 | #endif |
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236 | |
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237 | USE surface_data_output_mod, & |
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238 | ONLY: surface_data_output_init |
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239 | |
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240 | USE transpose_indices |
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241 | |
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242 | IMPLICIT NONE |
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243 | |
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244 | INTEGER(iwp) :: i !< grid index in x direction |
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245 | INTEGER(iwp) :: ind_array(1) !< dummy used to determine start index for external pressure forcing |
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246 | INTEGER(iwp) :: j !< grid index in y direction |
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247 | INTEGER(iwp) :: k !< grid index in z direction |
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248 | INTEGER(iwp) :: k_surf !< surface level index |
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249 | INTEGER(iwp) :: l !< running index over surface orientation |
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250 | INTEGER(iwp) :: m !< index of surface element in surface data type |
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251 | INTEGER(iwp) :: nz_u_shift !< topography-top index on u-grid, used to vertically shift initial profiles |
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252 | INTEGER(iwp) :: nz_v_shift !< topography-top index on v-grid, used to vertically shift initial profiles |
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253 | INTEGER(iwp) :: nz_w_shift !< topography-top index on w-grid, used to vertically shift initial profiles |
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254 | INTEGER(iwp) :: nz_s_shift !< topography-top index on scalar-grid, used to vertically shift initial profiles |
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255 | INTEGER(iwp) :: nz_u_shift_l !< topography-top index on u-grid, used to vertically shift initial profiles |
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256 | INTEGER(iwp) :: nz_v_shift_l !< topography-top index on v-grid, used to vertically shift initial profiles |
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257 | INTEGER(iwp) :: nz_w_shift_l !< topography-top index on w-grid, used to vertically shift initial profiles |
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258 | INTEGER(iwp) :: nz_s_shift_l !< topography-top index on scalar-grid, used to vertically shift initial profiles |
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259 | INTEGER(iwp) :: nzt_l !< index of top PE boundary for multigrid level |
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260 | INTEGER(iwp) :: sr !< index of statistic region |
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261 | |
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262 | INTEGER(iwp), DIMENSION(:), ALLOCATABLE :: ngp_2dh_l !< toal number of horizontal grid points in statistical region on subdomain |
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263 | |
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264 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l !< number of horizontal non-wall bounded grid points on subdomain |
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265 | INTEGER(iwp), DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_s_inner_l !< number of horizontal non-topography grid points on subdomain |
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266 | |
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267 | |
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268 | |
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269 | REAL(wp), DIMENSION(:), ALLOCATABLE :: init_l !< dummy array used for averaging 3D data to obtain inital profiles |
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270 | REAL(wp), DIMENSION(:), ALLOCATABLE :: p_hydrostatic !< hydrostatic pressure |
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271 | |
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272 | REAL(wp) :: dx_l !< grid spacing along x on different multigrid level |
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273 | REAL(wp) :: dy_l !< grid spacing along y on different multigrid level |
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274 | |
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275 | REAL(wp), DIMENSION(1:3) :: volume_flow_area_l !< area of lateral and top model domain surface on local subdomain |
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276 | REAL(wp), DIMENSION(1:3) :: volume_flow_initial_l !< initial volume flow into model domain |
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277 | |
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278 | REAL(wp), DIMENSION(:), ALLOCATABLE :: mean_surface_level_height_l !< mean surface level height on subdomain |
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279 | REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_l !< total number of non-topography grid points on subdomain |
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280 | REAL(wp), DIMENSION(:), ALLOCATABLE :: ngp_3d_inner_tmp !< total number of non-topography grid points |
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281 | |
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282 | TYPE(real_2d) :: tmp_2d !< temporary variable to input additional surface-data from static file |
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283 | |
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284 | CALL location_message( 'model initialization', 'start' ) |
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285 | ! |
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286 | !-- Set reference date-time |
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287 | CALL set_reference_date_time( date_time_str=origin_date_time ) |
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288 | |
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289 | IF ( debug_output ) CALL debug_message( 'allocating arrays', 'start' ) |
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290 | ! |
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291 | !-- Allocate arrays |
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292 | ALLOCATE( mean_surface_level_height(0:statistic_regions), & |
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293 | mean_surface_level_height_l(0:statistic_regions), & |
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294 | ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), & |
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295 | ngp_3d(0:statistic_regions), & |
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296 | ngp_3d_inner(0:statistic_regions), & |
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297 | ngp_3d_inner_l(0:statistic_regions), & |
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298 | ngp_3d_inner_tmp(0:statistic_regions), & |
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299 | sums_divnew_l(0:statistic_regions), & |
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300 | sums_divold_l(0:statistic_regions) ) |
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301 | ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt), rdf_sc(nzb+1:nzt) ) |
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302 | ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), & |
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303 | ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), & |
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304 | ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), & |
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305 | ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), & |
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306 | rmask(nysg:nyng,nxlg:nxrg,0:statistic_regions), & |
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307 | sums(nzb:nzt+1,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa), & |
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308 | sums_l(nzb:nzt+1,pr_palm+max_pr_user+max_pr_cs+max_pr_salsa,0:threads_per_task-1), & |
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309 | sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), & |
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310 | sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions) ) |
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311 | ALLOCATE( ts_value(dots_max,0:statistic_regions) ) |
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312 | ALLOCATE( ptdf_x(nxlg:nxrg), ptdf_y(nysg:nyng) ) |
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313 | |
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314 | ALLOCATE( d(nzb+1:nzt,nys:nyn,nxl:nxr), & |
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315 | p(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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316 | tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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317 | |
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318 | ALLOCATE( pt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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319 | pt_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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320 | u_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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321 | u_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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322 | u_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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323 | v_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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324 | v_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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325 | v_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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326 | w_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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327 | w_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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328 | w_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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329 | IF ( .NOT. neutral ) THEN |
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330 | ALLOCATE( pt_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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331 | ENDIF |
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332 | ! |
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333 | !-- Pre-set masks for regional statistics. Default is the total model domain. |
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334 | !-- Ghost points are excluded because counting values at the ghost boundaries |
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335 | !-- would bias the statistics |
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336 | rmask = 1.0_wp |
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337 | rmask(:,nxlg:nxl-1,:) = 0.0_wp; rmask(:,nxr+1:nxrg,:) = 0.0_wp |
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338 | rmask(nysg:nys-1,:,:) = 0.0_wp; rmask(nyn+1:nyng,:,:) = 0.0_wp |
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339 | ! |
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340 | !-- Following array is required for perturbation pressure within the iterative |
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341 | !-- pressure solvers. For the multistep schemes (Runge-Kutta), array p holds |
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342 | !-- the weighted average of the substeps and cannot be used in the Poisson |
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343 | !-- solver. |
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344 | IF ( psolver == 'sor' ) THEN |
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345 | ALLOCATE( p_loc(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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346 | ELSEIF ( psolver(1:9) == 'multigrid' ) THEN |
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347 | ! |
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348 | !-- For performance reasons, multigrid is using one ghost layer only |
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349 | ALLOCATE( p_loc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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350 | ENDIF |
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351 | |
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352 | ! |
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353 | !-- Array for storing constant coeffficients of the tridiagonal solver |
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354 | IF ( psolver == 'poisfft' ) THEN |
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355 | ALLOCATE( tri(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1,2) ) |
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356 | ALLOCATE( tric(nxl_z:nxr_z,nys_z:nyn_z,0:nz-1) ) |
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357 | ENDIF |
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358 | |
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359 | IF ( humidity ) THEN |
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360 | ! |
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361 | !-- 3D-humidity |
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362 | ALLOCATE( q_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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363 | q_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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364 | q_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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365 | vpt_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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366 | ENDIF |
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367 | |
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368 | IF ( passive_scalar ) THEN |
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369 | |
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370 | ! |
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371 | !-- 3D scalar arrays |
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372 | ALLOCATE( s_1(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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373 | s_2(nzb:nzt+1,nysg:nyng,nxlg:nxrg), & |
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374 | s_3(nzb:nzt+1,nysg:nyng,nxlg:nxrg) ) |
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375 | |
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376 | ENDIF |
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377 | |
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378 | ! |
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379 | !-- Allocate and set 1d-profiles for Stokes drift velocity. It may be set to |
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380 | !-- non-zero values later in ocean_init |
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381 | ALLOCATE( u_stokes_zu(nzb:nzt+1), u_stokes_zw(nzb:nzt+1), & |
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382 | v_stokes_zu(nzb:nzt+1), v_stokes_zw(nzb:nzt+1) ) |
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383 | u_stokes_zu(:) = 0.0_wp |
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384 | u_stokes_zw(:) = 0.0_wp |
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385 | v_stokes_zu(:) = 0.0_wp |
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386 | v_stokes_zw(:) = 0.0_wp |
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387 | |
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388 | ! |
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389 | !-- Allocation of anelastic and Boussinesq approximation specific arrays |
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390 | ALLOCATE( p_hydrostatic(nzb:nzt+1) ) |
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391 | ALLOCATE( rho_air(nzb:nzt+1) ) |
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392 | ALLOCATE( rho_air_zw(nzb:nzt+1) ) |
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393 | ALLOCATE( drho_air(nzb:nzt+1) ) |
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394 | ALLOCATE( drho_air_zw(nzb:nzt+1) ) |
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395 | ! |
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396 | !-- Density profile calculation for anelastic and Boussinesq approximation |
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397 | !-- In case of a Boussinesq approximation, a constant density is calculated |
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398 | !-- mainly for output purposes. This density do not need to be considered |
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399 | !-- in the model's system of equations. |
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400 | IF ( TRIM( approximation ) == 'anelastic' ) THEN |
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401 | DO k = nzb, nzt+1 |
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402 | p_hydrostatic(k) = barometric_formula(zu(k), pt_surface * & |
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403 | exner_function(surface_pressure * 100.0_wp), & |
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404 | surface_pressure * 100.0_wp) |
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405 | |
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406 | rho_air(k) = ideal_gas_law_rho_pt(p_hydrostatic(k), pt_init(k)) |
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407 | ENDDO |
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408 | |
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409 | DO k = nzb, nzt |
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410 | rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) ) |
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411 | ENDDO |
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412 | |
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413 | rho_air_zw(nzt+1) = rho_air_zw(nzt) & |
---|
414 | + 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) ) |
---|
415 | |
---|
416 | ELSE |
---|
417 | DO k = nzb, nzt+1 |
---|
418 | p_hydrostatic(k) = barometric_formula(zu(nzb), pt_surface * & |
---|
419 | exner_function(surface_pressure * 100.0_wp), & |
---|
420 | surface_pressure * 100.0_wp) |
---|
421 | |
---|
422 | rho_air(k) = ideal_gas_law_rho_pt(p_hydrostatic(k), pt_init(nzb)) |
---|
423 | ENDDO |
---|
424 | |
---|
425 | DO k = nzb, nzt |
---|
426 | rho_air_zw(k) = 0.5_wp * ( rho_air(k) + rho_air(k+1) ) |
---|
427 | ENDDO |
---|
428 | |
---|
429 | rho_air_zw(nzt+1) = rho_air_zw(nzt) & |
---|
430 | + 2.0_wp * ( rho_air(nzt+1) - rho_air_zw(nzt) ) |
---|
431 | |
---|
432 | ENDIF |
---|
433 | ! |
---|
434 | !-- compute the inverse density array in order to avoid expencive divisions |
---|
435 | drho_air = 1.0_wp / rho_air |
---|
436 | drho_air_zw = 1.0_wp / rho_air_zw |
---|
437 | |
---|
438 | ! |
---|
439 | !-- Allocation of flux conversion arrays |
---|
440 | ALLOCATE( heatflux_input_conversion(nzb:nzt+1) ) |
---|
441 | ALLOCATE( waterflux_input_conversion(nzb:nzt+1) ) |
---|
442 | ALLOCATE( momentumflux_input_conversion(nzb:nzt+1) ) |
---|
443 | ALLOCATE( heatflux_output_conversion(nzb:nzt+1) ) |
---|
444 | ALLOCATE( waterflux_output_conversion(nzb:nzt+1) ) |
---|
445 | ALLOCATE( momentumflux_output_conversion(nzb:nzt+1) ) |
---|
446 | |
---|
447 | ! |
---|
448 | !-- calculate flux conversion factors according to approximation and in-/output mode |
---|
449 | DO k = nzb, nzt+1 |
---|
450 | |
---|
451 | IF ( TRIM( flux_input_mode ) == 'kinematic' ) THEN |
---|
452 | heatflux_input_conversion(k) = rho_air_zw(k) |
---|
453 | waterflux_input_conversion(k) = rho_air_zw(k) |
---|
454 | momentumflux_input_conversion(k) = rho_air_zw(k) |
---|
455 | ELSEIF ( TRIM( flux_input_mode ) == 'dynamic' ) THEN |
---|
456 | heatflux_input_conversion(k) = 1.0_wp / c_p |
---|
457 | waterflux_input_conversion(k) = 1.0_wp / l_v |
---|
458 | momentumflux_input_conversion(k) = 1.0_wp |
---|
459 | ENDIF |
---|
460 | |
---|
461 | IF ( TRIM( flux_output_mode ) == 'kinematic' ) THEN |
---|
462 | heatflux_output_conversion(k) = drho_air_zw(k) |
---|
463 | waterflux_output_conversion(k) = drho_air_zw(k) |
---|
464 | momentumflux_output_conversion(k) = drho_air_zw(k) |
---|
465 | ELSEIF ( TRIM( flux_output_mode ) == 'dynamic' ) THEN |
---|
466 | heatflux_output_conversion(k) = c_p |
---|
467 | waterflux_output_conversion(k) = l_v |
---|
468 | momentumflux_output_conversion(k) = 1.0_wp |
---|
469 | ENDIF |
---|
470 | |
---|
471 | IF ( .NOT. humidity ) THEN |
---|
472 | waterflux_input_conversion(k) = 1.0_wp |
---|
473 | waterflux_output_conversion(k) = 1.0_wp |
---|
474 | ENDIF |
---|
475 | |
---|
476 | ENDDO |
---|
477 | |
---|
478 | ! |
---|
479 | !-- In case of multigrid method, compute grid lengths and grid factors for the |
---|
480 | !-- grid levels with respective density on each grid |
---|
481 | IF ( psolver(1:9) == 'multigrid' ) THEN |
---|
482 | |
---|
483 | ALLOCATE( ddx2_mg(maximum_grid_level) ) |
---|
484 | ALLOCATE( ddy2_mg(maximum_grid_level) ) |
---|
485 | ALLOCATE( dzu_mg(nzb+1:nzt+1,maximum_grid_level) ) |
---|
486 | ALLOCATE( dzw_mg(nzb+1:nzt+1,maximum_grid_level) ) |
---|
487 | ALLOCATE( f1_mg(nzb+1:nzt,maximum_grid_level) ) |
---|
488 | ALLOCATE( f2_mg(nzb+1:nzt,maximum_grid_level) ) |
---|
489 | ALLOCATE( f3_mg(nzb+1:nzt,maximum_grid_level) ) |
---|
490 | ALLOCATE( rho_air_mg(nzb:nzt+1,maximum_grid_level) ) |
---|
491 | ALLOCATE( rho_air_zw_mg(nzb:nzt+1,maximum_grid_level) ) |
---|
492 | |
---|
493 | dzu_mg(:,maximum_grid_level) = dzu |
---|
494 | rho_air_mg(:,maximum_grid_level) = rho_air |
---|
495 | ! |
---|
496 | !-- Next line to ensure an equally spaced grid. |
---|
497 | dzu_mg(1,maximum_grid_level) = dzu(2) |
---|
498 | rho_air_mg(nzb,maximum_grid_level) = rho_air(nzb) + & |
---|
499 | (rho_air(nzb) - rho_air(nzb+1)) |
---|
500 | |
---|
501 | dzw_mg(:,maximum_grid_level) = dzw |
---|
502 | rho_air_zw_mg(:,maximum_grid_level) = rho_air_zw |
---|
503 | nzt_l = nzt |
---|
504 | DO l = maximum_grid_level-1, 1, -1 |
---|
505 | dzu_mg(nzb+1,l) = 2.0_wp * dzu_mg(nzb+1,l+1) |
---|
506 | dzw_mg(nzb+1,l) = 2.0_wp * dzw_mg(nzb+1,l+1) |
---|
507 | rho_air_mg(nzb,l) = rho_air_mg(nzb,l+1) + (rho_air_mg(nzb,l+1) - rho_air_mg(nzb+1,l+1)) |
---|
508 | rho_air_zw_mg(nzb,l) = rho_air_zw_mg(nzb,l+1) + (rho_air_zw_mg(nzb,l+1) - rho_air_zw_mg(nzb+1,l+1)) |
---|
509 | rho_air_mg(nzb+1,l) = rho_air_mg(nzb+1,l+1) |
---|
510 | rho_air_zw_mg(nzb+1,l) = rho_air_zw_mg(nzb+1,l+1) |
---|
511 | nzt_l = nzt_l / 2 |
---|
512 | DO k = 2, nzt_l+1 |
---|
513 | dzu_mg(k,l) = dzu_mg(2*k-2,l+1) + dzu_mg(2*k-1,l+1) |
---|
514 | dzw_mg(k,l) = dzw_mg(2*k-2,l+1) + dzw_mg(2*k-1,l+1) |
---|
515 | rho_air_mg(k,l) = rho_air_mg(2*k-1,l+1) |
---|
516 | rho_air_zw_mg(k,l) = rho_air_zw_mg(2*k-1,l+1) |
---|
517 | ENDDO |
---|
518 | ENDDO |
---|
519 | |
---|
520 | nzt_l = nzt |
---|
521 | dx_l = dx |
---|
522 | dy_l = dy |
---|
523 | DO l = maximum_grid_level, 1, -1 |
---|
524 | ddx2_mg(l) = 1.0_wp / dx_l**2 |
---|
525 | ddy2_mg(l) = 1.0_wp / dy_l**2 |
---|
526 | DO k = nzb+1, nzt_l |
---|
527 | f2_mg(k,l) = rho_air_zw_mg(k,l) / ( dzu_mg(k+1,l) * dzw_mg(k,l) ) |
---|
528 | f3_mg(k,l) = rho_air_zw_mg(k-1,l) / ( dzu_mg(k,l) * dzw_mg(k,l) ) |
---|
529 | f1_mg(k,l) = 2.0_wp * ( ddx2_mg(l) + ddy2_mg(l) ) & |
---|
530 | * rho_air_mg(k,l) + f2_mg(k,l) + f3_mg(k,l) |
---|
531 | ENDDO |
---|
532 | nzt_l = nzt_l / 2 |
---|
533 | dx_l = dx_l * 2.0_wp |
---|
534 | dy_l = dy_l * 2.0_wp |
---|
535 | ENDDO |
---|
536 | |
---|
537 | ENDIF |
---|
538 | |
---|
539 | ! |
---|
540 | !-- 1D-array for large scale subsidence velocity |
---|
541 | IF ( .NOT. ALLOCATED( w_subs ) ) THEN |
---|
542 | ALLOCATE ( w_subs(nzb:nzt+1) ) |
---|
543 | w_subs = 0.0_wp |
---|
544 | ENDIF |
---|
545 | |
---|
546 | ! |
---|
547 | !-- Arrays to store velocity data from t-dt and the phase speeds which |
---|
548 | !-- are needed for radiation boundary conditions |
---|
549 | IF ( bc_radiation_l ) THEN |
---|
550 | ALLOCATE( u_m_l(nzb:nzt+1,nysg:nyng,1:2), & |
---|
551 | v_m_l(nzb:nzt+1,nysg:nyng,0:1), & |
---|
552 | w_m_l(nzb:nzt+1,nysg:nyng,0:1) ) |
---|
553 | ENDIF |
---|
554 | IF ( bc_radiation_r ) THEN |
---|
555 | ALLOCATE( u_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), & |
---|
556 | v_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx), & |
---|
557 | w_m_r(nzb:nzt+1,nysg:nyng,nx-1:nx) ) |
---|
558 | ENDIF |
---|
559 | IF ( bc_radiation_l .OR. bc_radiation_r ) THEN |
---|
560 | ALLOCATE( c_u(nzb:nzt+1,nysg:nyng), c_v(nzb:nzt+1,nysg:nyng), & |
---|
561 | c_w(nzb:nzt+1,nysg:nyng) ) |
---|
562 | ENDIF |
---|
563 | IF ( bc_radiation_s ) THEN |
---|
564 | ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxlg:nxrg), & |
---|
565 | v_m_s(nzb:nzt+1,1:2,nxlg:nxrg), & |
---|
566 | w_m_s(nzb:nzt+1,0:1,nxlg:nxrg) ) |
---|
567 | ENDIF |
---|
568 | IF ( bc_radiation_n ) THEN |
---|
569 | ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), & |
---|
570 | v_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg), & |
---|
571 | w_m_n(nzb:nzt+1,ny-1:ny,nxlg:nxrg) ) |
---|
572 | ENDIF |
---|
573 | IF ( bc_radiation_s .OR. bc_radiation_n ) THEN |
---|
574 | ALLOCATE( c_u(nzb:nzt+1,nxlg:nxrg), c_v(nzb:nzt+1,nxlg:nxrg), & |
---|
575 | c_w(nzb:nzt+1,nxlg:nxrg) ) |
---|
576 | ENDIF |
---|
577 | IF ( bc_radiation_l .OR. bc_radiation_r .OR. bc_radiation_s .OR. & |
---|
578 | bc_radiation_n ) THEN |
---|
579 | ALLOCATE( c_u_m_l(nzb:nzt+1), c_v_m_l(nzb:nzt+1), c_w_m_l(nzb:nzt+1) ) |
---|
580 | ALLOCATE( c_u_m(nzb:nzt+1), c_v_m(nzb:nzt+1), c_w_m(nzb:nzt+1) ) |
---|
581 | ENDIF |
---|
582 | |
---|
583 | ! |
---|
584 | !-- Initial assignment of the pointers |
---|
585 | IF ( .NOT. neutral ) THEN |
---|
586 | pt => pt_1; pt_p => pt_2; tpt_m => pt_3 |
---|
587 | ELSE |
---|
588 | pt => pt_1; pt_p => pt_1; tpt_m => pt_3 |
---|
589 | ENDIF |
---|
590 | u => u_1; u_p => u_2; tu_m => u_3 |
---|
591 | v => v_1; v_p => v_2; tv_m => v_3 |
---|
592 | w => w_1; w_p => w_2; tw_m => w_3 |
---|
593 | |
---|
594 | IF ( humidity ) THEN |
---|
595 | q => q_1; q_p => q_2; tq_m => q_3 |
---|
596 | vpt => vpt_1 |
---|
597 | ENDIF |
---|
598 | |
---|
599 | IF ( passive_scalar ) THEN |
---|
600 | s => s_1; s_p => s_2; ts_m => s_3 |
---|
601 | ENDIF |
---|
602 | |
---|
603 | ! |
---|
604 | !-- Initialize surface arrays |
---|
605 | CALL init_surface_arrays |
---|
606 | ! |
---|
607 | !-- Allocate arrays for other modules |
---|
608 | CALL module_interface_init_arrays |
---|
609 | |
---|
610 | |
---|
611 | ! |
---|
612 | !-- Allocate arrays containing the RK coefficient for calculation of |
---|
613 | !-- perturbation pressure and turbulent fluxes. At this point values are |
---|
614 | !-- set for pressure calculation during initialization (where no timestep |
---|
615 | !-- is done). Further below the values needed within the timestep scheme |
---|
616 | !-- will be set. |
---|
617 | ALLOCATE( weight_substep(1:intermediate_timestep_count_max), & |
---|
618 | weight_pres(1:intermediate_timestep_count_max) ) |
---|
619 | weight_substep = 1.0_wp |
---|
620 | weight_pres = 1.0_wp |
---|
621 | intermediate_timestep_count = 0 ! needed when simulated_time = 0.0 |
---|
622 | |
---|
623 | IF ( debug_output ) CALL debug_message( 'allocating arrays', 'end' ) |
---|
624 | |
---|
625 | ! |
---|
626 | !-- Initialize time series |
---|
627 | ts_value = 0.0_wp |
---|
628 | |
---|
629 | ! |
---|
630 | !-- Initialize local summation arrays for routine flow_statistics. |
---|
631 | !-- This is necessary because they may not yet have been initialized when they |
---|
632 | !-- are called from flow_statistics (or - depending on the chosen model run - |
---|
633 | !-- are never initialized) |
---|
634 | sums_divnew_l = 0.0_wp |
---|
635 | sums_divold_l = 0.0_wp |
---|
636 | sums_l_l = 0.0_wp |
---|
637 | sums_wsts_bc_l = 0.0_wp |
---|
638 | |
---|
639 | ! |
---|
640 | !-- Initialize model variables |
---|
641 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. & |
---|
642 | TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN |
---|
643 | ! |
---|
644 | !-- Initialization with provided input data derived from larger-scale model |
---|
645 | IF ( INDEX( initializing_actions, 'inifor' ) /= 0 ) THEN |
---|
646 | IF ( debug_output ) CALL debug_message( 'initializing with INIFOR', 'start' ) |
---|
647 | ! |
---|
648 | !-- Read initial 1D profiles or 3D data from NetCDF file, depending |
---|
649 | !-- on the provided level-of-detail. |
---|
650 | !-- At the moment, only u, v, w, pt and q are provided. |
---|
651 | CALL netcdf_data_input_init_3d |
---|
652 | ! |
---|
653 | !-- Please note, Inifor provides data from nzb+1 to nzt. |
---|
654 | !-- Bottom and top boundary conditions for Inifor profiles are already |
---|
655 | !-- set (just after reading), so that this is not necessary here. |
---|
656 | !-- Depending on the provided level-of-detail, initial Inifor data is |
---|
657 | !-- either stored on data type (lod=1), or directly on 3D arrays (lod=2). |
---|
658 | !-- In order to obtain also initial profiles in case of lod=2 (which |
---|
659 | !-- is required for e.g. damping), average over 3D data. |
---|
660 | IF( init_3d%lod_u == 1 ) THEN |
---|
661 | u_init = init_3d%u_init |
---|
662 | ELSEIF( init_3d%lod_u == 2 ) THEN |
---|
663 | ALLOCATE( init_l(nzb:nzt+1) ) |
---|
664 | DO k = nzb, nzt+1 |
---|
665 | init_l(k) = SUM( u(k,nys:nyn,nxl:nxr) ) |
---|
666 | ENDDO |
---|
667 | init_l = init_l / REAL( ( nx + 1 ) * ( ny + 1 ), KIND = wp ) |
---|
668 | |
---|
669 | #if defined( __parallel ) |
---|
670 | CALL MPI_ALLREDUCE( init_l, u_init, nzt+1-nzb+1, & |
---|
671 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
672 | #else |
---|
673 | u_init = init_l |
---|
674 | #endif |
---|
675 | DEALLOCATE( init_l ) |
---|
676 | |
---|
677 | ENDIF |
---|
678 | |
---|
679 | IF( init_3d%lod_v == 1 ) THEN |
---|
680 | v_init = init_3d%v_init |
---|
681 | ELSEIF( init_3d%lod_v == 2 ) THEN |
---|
682 | ALLOCATE( init_l(nzb:nzt+1) ) |
---|
683 | DO k = nzb, nzt+1 |
---|
684 | init_l(k) = SUM( v(k,nys:nyn,nxl:nxr) ) |
---|
685 | ENDDO |
---|
686 | init_l = init_l / REAL( ( nx + 1 ) * ( ny + 1 ), KIND = wp ) |
---|
687 | |
---|
688 | #if defined( __parallel ) |
---|
689 | CALL MPI_ALLREDUCE( init_l, v_init, nzt+1-nzb+1, & |
---|
690 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
691 | #else |
---|
692 | v_init = init_l |
---|
693 | #endif |
---|
694 | DEALLOCATE( init_l ) |
---|
695 | ENDIF |
---|
696 | IF( .NOT. neutral ) THEN |
---|
697 | IF( init_3d%lod_pt == 1 ) THEN |
---|
698 | pt_init = init_3d%pt_init |
---|
699 | ELSEIF( init_3d%lod_pt == 2 ) THEN |
---|
700 | ALLOCATE( init_l(nzb:nzt+1) ) |
---|
701 | DO k = nzb, nzt+1 |
---|
702 | init_l(k) = SUM( pt(k,nys:nyn,nxl:nxr) ) |
---|
703 | ENDDO |
---|
704 | init_l = init_l / REAL( ( nx + 1 ) * ( ny + 1 ), KIND = wp ) |
---|
705 | |
---|
706 | #if defined( __parallel ) |
---|
707 | CALL MPI_ALLREDUCE( init_l, pt_init, nzt+1-nzb+1, & |
---|
708 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
709 | #else |
---|
710 | pt_init = init_l |
---|
711 | #endif |
---|
712 | DEALLOCATE( init_l ) |
---|
713 | ENDIF |
---|
714 | ENDIF |
---|
715 | |
---|
716 | |
---|
717 | IF( humidity ) THEN |
---|
718 | IF( init_3d%lod_q == 1 ) THEN |
---|
719 | q_init = init_3d%q_init |
---|
720 | ELSEIF( init_3d%lod_q == 2 ) THEN |
---|
721 | ALLOCATE( init_l(nzb:nzt+1) ) |
---|
722 | DO k = nzb, nzt+1 |
---|
723 | init_l(k) = SUM( q(k,nys:nyn,nxl:nxr) ) |
---|
724 | ENDDO |
---|
725 | init_l = init_l / REAL( ( nx + 1 ) * ( ny + 1 ), KIND = wp ) |
---|
726 | |
---|
727 | #if defined( __parallel ) |
---|
728 | CALL MPI_ALLREDUCE( init_l, q_init, nzt+1-nzb+1, & |
---|
729 | MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
730 | #else |
---|
731 | q_init = init_l |
---|
732 | #endif |
---|
733 | DEALLOCATE( init_l ) |
---|
734 | ENDIF |
---|
735 | ENDIF |
---|
736 | |
---|
737 | ! |
---|
738 | !-- Write initial profiles onto 3D arrays. |
---|
739 | !-- Work-around, 3D initialization of u,v,w creates artificial |
---|
740 | !-- structures wich correlate with the processor grid. The reason |
---|
741 | !-- for this is still unknown. To work-around this, 3D initialization |
---|
742 | !-- will be effectively reduce to a 1D initialization where no such |
---|
743 | !-- artificial structures appear. |
---|
744 | DO i = nxlg, nxrg |
---|
745 | DO j = nysg, nyng |
---|
746 | IF( init_3d%lod_u == 1 .OR. init_3d%lod_u == 2 ) & |
---|
747 | u(:,j,i) = u_init(:) |
---|
748 | IF( init_3d%lod_v == 1 .OR. init_3d%lod_u == 2 ) & |
---|
749 | v(:,j,i) = v_init(:) |
---|
750 | IF( .NOT. neutral .AND. & |
---|
751 | ( init_3d%lod_pt == 1 .OR. init_3d%lod_pt == 2 ) ) & |
---|
752 | pt(:,j,i) = pt_init(:) |
---|
753 | IF( humidity .AND. & |
---|
754 | ( init_3d%lod_q == 1 .OR. init_3d%lod_q == 2 ) ) & |
---|
755 | q(:,j,i) = q_init(:) |
---|
756 | ENDDO |
---|
757 | ENDDO |
---|
758 | ! |
---|
759 | !-- Set geostrophic wind components. |
---|
760 | IF ( init_3d%from_file_ug ) THEN |
---|
761 | ug(:) = init_3d%ug_init(:) |
---|
762 | ENDIF |
---|
763 | IF ( init_3d%from_file_vg ) THEN |
---|
764 | vg(:) = init_3d%vg_init(:) |
---|
765 | ENDIF |
---|
766 | ! |
---|
767 | !-- Set bottom and top boundary condition for geostrophic wind |
---|
768 | ug(nzt+1) = ug(nzt) |
---|
769 | vg(nzt+1) = vg(nzt) |
---|
770 | ug(nzb) = ug(nzb+1) |
---|
771 | vg(nzb) = vg(nzb+1) |
---|
772 | ! |
---|
773 | !-- Set inital w to 0 |
---|
774 | w = 0.0_wp |
---|
775 | |
---|
776 | IF ( passive_scalar ) THEN |
---|
777 | DO i = nxlg, nxrg |
---|
778 | DO j = nysg, nyng |
---|
779 | s(:,j,i) = s_init |
---|
780 | ENDDO |
---|
781 | ENDDO |
---|
782 | ENDIF |
---|
783 | |
---|
784 | ! |
---|
785 | !-- Set velocity components at non-atmospheric / oceanic grid points to |
---|
786 | !-- zero. |
---|
787 | u = MERGE( u, 0.0_wp, BTEST( wall_flags_total_0, 1 ) ) |
---|
788 | v = MERGE( v, 0.0_wp, BTEST( wall_flags_total_0, 2 ) ) |
---|
789 | w = MERGE( w, 0.0_wp, BTEST( wall_flags_total_0, 3 ) ) |
---|
790 | ! |
---|
791 | !-- Initialize surface variables, e.g. friction velocity, momentum |
---|
792 | !-- fluxes, etc. |
---|
793 | CALL init_surfaces |
---|
794 | |
---|
795 | IF ( debug_output ) CALL debug_message( 'initializing with INIFOR', 'end' ) |
---|
796 | ! |
---|
797 | !-- Initialization via computed 1D-model profiles |
---|
798 | ELSEIF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN |
---|
799 | |
---|
800 | IF ( debug_output ) CALL debug_message( 'initializing with 1D model profiles', 'start' ) |
---|
801 | ! |
---|
802 | !-- Use solutions of the 1D model as initial profiles, |
---|
803 | !-- start 1D model |
---|
804 | CALL init_1d_model |
---|
805 | ! |
---|
806 | !-- Transfer initial profiles to the arrays of the 3D model |
---|
807 | DO i = nxlg, nxrg |
---|
808 | DO j = nysg, nyng |
---|
809 | pt(:,j,i) = pt_init |
---|
810 | u(:,j,i) = u1d |
---|
811 | v(:,j,i) = v1d |
---|
812 | ENDDO |
---|
813 | ENDDO |
---|
814 | |
---|
815 | IF ( humidity ) THEN |
---|
816 | DO i = nxlg, nxrg |
---|
817 | DO j = nysg, nyng |
---|
818 | q(:,j,i) = q_init |
---|
819 | ENDDO |
---|
820 | ENDDO |
---|
821 | ENDIF |
---|
822 | |
---|
823 | IF ( passive_scalar ) THEN |
---|
824 | DO i = nxlg, nxrg |
---|
825 | DO j = nysg, nyng |
---|
826 | s(:,j,i) = s_init |
---|
827 | ENDDO |
---|
828 | ENDDO |
---|
829 | ENDIF |
---|
830 | ! |
---|
831 | !-- Store initial profiles for output purposes etc. |
---|
832 | IF ( .NOT. constant_diffusion ) THEN |
---|
833 | hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 ) |
---|
834 | ENDIF |
---|
835 | ! |
---|
836 | !-- Set velocities back to zero |
---|
837 | u = MERGE( u, 0.0_wp, BTEST( wall_flags_total_0, 1 ) ) |
---|
838 | v = MERGE( v, 0.0_wp, BTEST( wall_flags_total_0, 2 ) ) |
---|
839 | ! |
---|
840 | !-- WARNING: The extra boundary conditions set after running the |
---|
841 | !-- ------- 1D model impose an error on the divergence one layer |
---|
842 | !-- below the topography; need to correct later |
---|
843 | !-- ATTENTION: Provisional correction for Piacsek & Williams |
---|
844 | !-- --------- advection scheme: keep u and v zero one layer below |
---|
845 | !-- the topography. |
---|
846 | IF ( ibc_uv_b == 1 ) THEN |
---|
847 | ! |
---|
848 | !-- Neumann condition |
---|
849 | DO i = nxl-1, nxr+1 |
---|
850 | DO j = nys-1, nyn+1 |
---|
851 | u(nzb,j,i) = u(nzb+1,j,i) |
---|
852 | v(nzb,j,i) = v(nzb+1,j,i) |
---|
853 | ENDDO |
---|
854 | ENDDO |
---|
855 | |
---|
856 | ENDIF |
---|
857 | ! |
---|
858 | !-- Initialize surface variables, e.g. friction velocity, momentum |
---|
859 | !-- fluxes, etc. |
---|
860 | CALL init_surfaces |
---|
861 | |
---|
862 | IF ( debug_output ) CALL debug_message( 'initializing with 1D model profiles', 'end' ) |
---|
863 | |
---|
864 | ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) & |
---|
865 | THEN |
---|
866 | |
---|
867 | IF ( debug_output ) CALL debug_message( 'initializing with constant profiles', 'start' ) |
---|
868 | |
---|
869 | ! |
---|
870 | !-- Use constructed initial profiles (velocity constant with height, |
---|
871 | !-- temperature profile with constant gradient) |
---|
872 | DO i = nxlg, nxrg |
---|
873 | DO j = nysg, nyng |
---|
874 | pt(:,j,i) = pt_init |
---|
875 | u(:,j,i) = u_init |
---|
876 | v(:,j,i) = v_init |
---|
877 | ENDDO |
---|
878 | ENDDO |
---|
879 | ! |
---|
880 | !-- Mask topography |
---|
881 | u = MERGE( u, 0.0_wp, BTEST( wall_flags_total_0, 1 ) ) |
---|
882 | v = MERGE( v, 0.0_wp, BTEST( wall_flags_total_0, 2 ) ) |
---|
883 | ! |
---|
884 | !-- Set initial horizontal velocities at the lowest computational grid |
---|
885 | !-- levels to zero in order to avoid too small time steps caused by the |
---|
886 | !-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs |
---|
887 | !-- in the limiting formula!). |
---|
888 | !-- Please note, in case land- or urban-surface model is used and a |
---|
889 | !-- spinup is applied, masking the lowest computational level is not |
---|
890 | !-- possible as MOST as well as energy-balance parametrizations will not |
---|
891 | !-- work with zero wind velocity. |
---|
892 | IF ( ibc_uv_b /= 1 .AND. .NOT. spinup ) THEN |
---|
893 | DO i = nxlg, nxrg |
---|
894 | DO j = nysg, nyng |
---|
895 | DO k = nzb, nzt |
---|
896 | u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, & |
---|
897 | BTEST( wall_flags_total_0(k,j,i), 20 ) ) |
---|
898 | v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, & |
---|
899 | BTEST( wall_flags_total_0(k,j,i), 21 ) ) |
---|
900 | ENDDO |
---|
901 | ENDDO |
---|
902 | ENDDO |
---|
903 | ENDIF |
---|
904 | |
---|
905 | IF ( humidity ) THEN |
---|
906 | DO i = nxlg, nxrg |
---|
907 | DO j = nysg, nyng |
---|
908 | q(:,j,i) = q_init |
---|
909 | ENDDO |
---|
910 | ENDDO |
---|
911 | ENDIF |
---|
912 | |
---|
913 | IF ( passive_scalar ) THEN |
---|
914 | DO i = nxlg, nxrg |
---|
915 | DO j = nysg, nyng |
---|
916 | s(:,j,i) = s_init |
---|
917 | ENDDO |
---|
918 | ENDDO |
---|
919 | ENDIF |
---|
920 | |
---|
921 | ! |
---|
922 | !-- Compute initial temperature field and other constants used in case |
---|
923 | !-- of a sloping surface |
---|
924 | IF ( sloping_surface ) CALL init_slope |
---|
925 | ! |
---|
926 | !-- Initialize surface variables, e.g. friction velocity, momentum |
---|
927 | !-- fluxes, etc. |
---|
928 | CALL init_surfaces |
---|
929 | |
---|
930 | IF ( debug_output ) CALL debug_message( 'initializing with constant profiles', 'end' ) |
---|
931 | |
---|
932 | ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) & |
---|
933 | THEN |
---|
934 | |
---|
935 | IF ( debug_output ) CALL debug_message( 'initializing by user', 'start' ) |
---|
936 | ! |
---|
937 | !-- Pre-initialize surface variables, i.e. setting start- and end-indices |
---|
938 | !-- at each (j,i)-location. Please note, this does not supersede |
---|
939 | !-- user-defined initialization of surface quantities. |
---|
940 | CALL init_surfaces |
---|
941 | ! |
---|
942 | !-- Initialization will completely be done by the user |
---|
943 | CALL user_init_3d_model |
---|
944 | |
---|
945 | IF ( debug_output ) CALL debug_message( 'initializing by user', 'end' ) |
---|
946 | |
---|
947 | ENDIF |
---|
948 | |
---|
949 | IF ( debug_output ) CALL debug_message( 'initializing statistics, boundary conditions, etc.', 'start' ) |
---|
950 | |
---|
951 | ! |
---|
952 | !-- Bottom boundary |
---|
953 | IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2 ) THEN |
---|
954 | u(nzb,:,:) = 0.0_wp |
---|
955 | v(nzb,:,:) = 0.0_wp |
---|
956 | ENDIF |
---|
957 | |
---|
958 | ! |
---|
959 | !-- Apply channel flow boundary condition |
---|
960 | IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN |
---|
961 | u(nzt+1,:,:) = 0.0_wp |
---|
962 | v(nzt+1,:,:) = 0.0_wp |
---|
963 | ENDIF |
---|
964 | |
---|
965 | ! |
---|
966 | !-- Calculate virtual potential temperature |
---|
967 | IF ( humidity ) vpt = pt * ( 1.0_wp + 0.61_wp * q ) |
---|
968 | |
---|
969 | ! |
---|
970 | !-- Store initial profiles for output purposes etc.. Please note, in case of |
---|
971 | !-- initialization of u, v, w, pt, and q via output data derived from larger |
---|
972 | !-- scale models, data will not be horizontally homogeneous. Actually, a mean |
---|
973 | !-- profile should be calculated before. |
---|
974 | hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 ) |
---|
975 | hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 ) |
---|
976 | IF ( ibc_uv_b == 0 .OR. ibc_uv_b == 2) THEN |
---|
977 | hom(nzb,1,5,:) = 0.0_wp |
---|
978 | hom(nzb,1,6,:) = 0.0_wp |
---|
979 | ENDIF |
---|
980 | hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
981 | |
---|
982 | IF ( humidity ) THEN |
---|
983 | ! |
---|
984 | !-- Store initial profile of total water content, virtual potential |
---|
985 | !-- temperature |
---|
986 | hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
987 | hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
988 | ! |
---|
989 | !-- Store initial profile of mixing ratio and potential |
---|
990 | !-- temperature |
---|
991 | IF ( bulk_cloud_model .OR. cloud_droplets ) THEN |
---|
992 | hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
993 | hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
994 | ENDIF |
---|
995 | ENDIF |
---|
996 | |
---|
997 | ! |
---|
998 | !-- Store initial scalar profile |
---|
999 | IF ( passive_scalar ) THEN |
---|
1000 | hom(:,1,121,:) = SPREAD( s(:,nys,nxl), 2, statistic_regions+1 ) |
---|
1001 | ENDIF |
---|
1002 | |
---|
1003 | ! |
---|
1004 | !-- Initialize the random number generators (from numerical recipes) |
---|
1005 | CALL random_function_ini |
---|
1006 | |
---|
1007 | IF ( random_generator == 'random-parallel' ) THEN |
---|
1008 | CALL init_parallel_random_generator( nx, nys, nyn, nxl, nxr ) |
---|
1009 | ENDIF |
---|
1010 | ! |
---|
1011 | !-- Set the reference state to be used in the buoyancy terms (for ocean runs |
---|
1012 | !-- the reference state will be set (overwritten) in init_ocean) |
---|
1013 | IF ( use_single_reference_value ) THEN |
---|
1014 | IF ( .NOT. humidity ) THEN |
---|
1015 | ref_state(:) = pt_reference |
---|
1016 | ELSE |
---|
1017 | ref_state(:) = vpt_reference |
---|
1018 | ENDIF |
---|
1019 | ELSE |
---|
1020 | IF ( .NOT. humidity ) THEN |
---|
1021 | ref_state(:) = pt_init(:) |
---|
1022 | ELSE |
---|
1023 | ref_state(:) = vpt(:,nys,nxl) |
---|
1024 | ENDIF |
---|
1025 | ENDIF |
---|
1026 | |
---|
1027 | ! |
---|
1028 | !-- For the moment, vertical velocity is zero |
---|
1029 | w = 0.0_wp |
---|
1030 | |
---|
1031 | ! |
---|
1032 | !-- Initialize array sums (must be defined in first call of pres) |
---|
1033 | sums = 0.0_wp |
---|
1034 | |
---|
1035 | ! |
---|
1036 | !-- In case of iterative solvers, p must get an initial value |
---|
1037 | IF ( psolver(1:9) == 'multigrid' .OR. psolver == 'sor' ) p = 0.0_wp |
---|
1038 | ! |
---|
1039 | !-- Impose vortex with vertical axis on the initial velocity profile |
---|
1040 | IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN |
---|
1041 | CALL init_rankine |
---|
1042 | ENDIF |
---|
1043 | |
---|
1044 | ! |
---|
1045 | !-- Impose temperature anomaly (advection test only) or warm air bubble |
---|
1046 | !-- close to surface |
---|
1047 | IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 .OR. & |
---|
1048 | INDEX( initializing_actions, 'initialize_bubble' ) /= 0 ) THEN |
---|
1049 | CALL init_pt_anomaly |
---|
1050 | ENDIF |
---|
1051 | |
---|
1052 | ! |
---|
1053 | !-- If required, change the surface temperature at the start of the 3D run |
---|
1054 | IF ( pt_surface_initial_change /= 0.0_wp ) THEN |
---|
1055 | pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change |
---|
1056 | ENDIF |
---|
1057 | |
---|
1058 | ! |
---|
1059 | !-- If required, change the surface humidity/scalar at the start of the 3D |
---|
1060 | !-- run |
---|
1061 | IF ( humidity .AND. q_surface_initial_change /= 0.0_wp ) & |
---|
1062 | q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change |
---|
1063 | |
---|
1064 | IF ( passive_scalar .AND. s_surface_initial_change /= 0.0_wp ) & |
---|
1065 | s(nzb,:,:) = s(nzb,:,:) + s_surface_initial_change |
---|
1066 | |
---|
1067 | |
---|
1068 | ! |
---|
1069 | !-- Initialize old and new time levels. |
---|
1070 | tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp |
---|
1071 | pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
1072 | |
---|
1073 | IF ( humidity ) THEN |
---|
1074 | tq_m = 0.0_wp |
---|
1075 | q_p = q |
---|
1076 | ENDIF |
---|
1077 | |
---|
1078 | IF ( passive_scalar ) THEN |
---|
1079 | ts_m = 0.0_wp |
---|
1080 | s_p = s |
---|
1081 | ENDIF |
---|
1082 | |
---|
1083 | IF ( debug_output ) CALL debug_message( 'initializing statistics, boundary conditions, etc.', 'end' ) |
---|
1084 | |
---|
1085 | ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. & |
---|
1086 | TRIM( initializing_actions ) == 'cyclic_fill' ) & |
---|
1087 | THEN |
---|
1088 | |
---|
1089 | IF ( debug_output ) CALL debug_message( 'initializing in case of restart / cyclic_fill', 'start' ) |
---|
1090 | ! |
---|
1091 | !-- Initialize surface elements and its attributes, e.g. heat- and |
---|
1092 | !-- momentumfluxes, roughness, scaling parameters. As number of surface |
---|
1093 | !-- elements might be different between runs, e.g. in case of cyclic fill, |
---|
1094 | !-- and not all surface elements are read, surface elements need to be |
---|
1095 | !-- initialized before. |
---|
1096 | !-- Please note, in case of cyclic fill, surfaces should be initialized |
---|
1097 | !-- after restart data is read, else, individual settings of surface |
---|
1098 | !-- parameters will be overwritten from data of precursor run, hence, |
---|
1099 | !-- init_surfaces is called a second time after reading the restart data. |
---|
1100 | CALL init_surfaces |
---|
1101 | ! |
---|
1102 | !-- When reading data for cyclic fill of 3D prerun data files, read |
---|
1103 | !-- some of the global variables from the restart file which are required |
---|
1104 | !-- for initializing the inflow |
---|
1105 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
1106 | |
---|
1107 | DO i = 0, io_blocks-1 |
---|
1108 | IF ( i == io_group ) THEN |
---|
1109 | CALL rrd_read_parts_of_global |
---|
1110 | ENDIF |
---|
1111 | #if defined( __parallel ) |
---|
1112 | CALL MPI_BARRIER( comm2d, ierr ) |
---|
1113 | #endif |
---|
1114 | ENDDO |
---|
1115 | |
---|
1116 | ENDIF |
---|
1117 | |
---|
1118 | ! |
---|
1119 | !-- Read processor specific binary data from restart file |
---|
1120 | DO i = 0, io_blocks-1 |
---|
1121 | IF ( i == io_group ) THEN |
---|
1122 | CALL rrd_local |
---|
1123 | ENDIF |
---|
1124 | #if defined( __parallel ) |
---|
1125 | CALL MPI_BARRIER( comm2d, ierr ) |
---|
1126 | #endif |
---|
1127 | ENDDO |
---|
1128 | |
---|
1129 | |
---|
1130 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
1131 | |
---|
1132 | ! |
---|
1133 | !-- In case of cyclic fill, call init_surfaces a second time, so that |
---|
1134 | !-- surface properties such as heat fluxes are initialized as prescribed. |
---|
1135 | CALL init_surfaces |
---|
1136 | |
---|
1137 | ! |
---|
1138 | !-- Overwrite u_init, v_init, pt_init, q_init and s_init with the |
---|
1139 | !-- horizontally mean (hom) vertical profiles from the end |
---|
1140 | !-- of the prerun, because these profiles shall be used as the reference |
---|
1141 | !-- state for the rayleigh damping and the pt_damping. This is especially |
---|
1142 | !-- important for the use of large_scale_subsidence, because the |
---|
1143 | !-- reference temperature in the free atmosphere changes in time. |
---|
1144 | u_init(:) = hom_sum(:,1,0) |
---|
1145 | v_init(:) = hom_sum(:,2,0) |
---|
1146 | pt_init(:) = hom_sum(:,4,0) |
---|
1147 | IF ( humidity ) & |
---|
1148 | q_init(:) = hom_sum(:,41,0) |
---|
1149 | IF ( passive_scalar ) & |
---|
1150 | s_init(:) = hom_sum(:,115,0) |
---|
1151 | ENDIF |
---|
1152 | ! |
---|
1153 | !-- In case of complex terrain and cyclic fill method as initialization, |
---|
1154 | !-- shift initial data in the vertical direction for each point in the |
---|
1155 | !-- x-y-plane depending on local surface height |
---|
1156 | IF ( complex_terrain .AND. & |
---|
1157 | TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
1158 | DO i = nxlg, nxrg |
---|
1159 | DO j = nysg, nyng |
---|
1160 | nz_u_shift = topo_top_ind(j,i,1) |
---|
1161 | nz_v_shift = topo_top_ind(j,i,2) |
---|
1162 | nz_w_shift = topo_top_ind(j,i,3) |
---|
1163 | nz_s_shift = topo_top_ind(j,i,0) |
---|
1164 | |
---|
1165 | u(nz_u_shift:nzt+1,j,i) = u(0:nzt+1-nz_u_shift,j,i) |
---|
1166 | |
---|
1167 | v(nz_v_shift:nzt+1,j,i) = v(0:nzt+1-nz_v_shift,j,i) |
---|
1168 | |
---|
1169 | w(nz_w_shift:nzt+1,j,i) = w(0:nzt+1-nz_w_shift,j,i) |
---|
1170 | |
---|
1171 | p(nz_s_shift:nzt+1,j,i) = p(0:nzt+1-nz_s_shift,j,i) |
---|
1172 | pt(nz_s_shift:nzt+1,j,i) = pt(0:nzt+1-nz_s_shift,j,i) |
---|
1173 | ENDDO |
---|
1174 | ENDDO |
---|
1175 | ENDIF |
---|
1176 | ! |
---|
1177 | !-- Initialization of the turbulence recycling method |
---|
1178 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. & |
---|
1179 | turbulent_inflow ) THEN |
---|
1180 | ! |
---|
1181 | !-- First store the profiles to be used at the inflow. |
---|
1182 | !-- These profiles are the (temporally) and horizontally averaged vertical |
---|
1183 | !-- profiles from the prerun. Alternatively, prescribed profiles |
---|
1184 | !-- for u,v-components can be used. |
---|
1185 | ALLOCATE( mean_inflow_profiles(nzb:nzt+1,1:num_mean_inflow_profiles) ) |
---|
1186 | |
---|
1187 | IF ( use_prescribed_profile_data ) THEN |
---|
1188 | mean_inflow_profiles(:,1) = u_init ! u |
---|
1189 | mean_inflow_profiles(:,2) = v_init ! v |
---|
1190 | ELSE |
---|
1191 | mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u |
---|
1192 | mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v |
---|
1193 | ENDIF |
---|
1194 | mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt |
---|
1195 | IF ( humidity ) & |
---|
1196 | mean_inflow_profiles(:,6) = hom_sum(:,41,0) ! q |
---|
1197 | IF ( passive_scalar ) & |
---|
1198 | mean_inflow_profiles(:,7) = hom_sum(:,115,0) ! s |
---|
1199 | |
---|
1200 | ! |
---|
1201 | !-- In case of complex terrain, determine vertical displacement at inflow |
---|
1202 | !-- boundary and adjust mean inflow profiles |
---|
1203 | IF ( complex_terrain ) THEN |
---|
1204 | IF ( nxlg <= 0 .AND. nxrg >= 0 .AND. nysg <= 0 .AND. nyng >= 0 ) THEN |
---|
1205 | nz_u_shift_l = topo_top_ind(j,i,1) |
---|
1206 | nz_v_shift_l = topo_top_ind(j,i,2) |
---|
1207 | nz_w_shift_l = topo_top_ind(j,i,3) |
---|
1208 | nz_s_shift_l = topo_top_ind(j,i,0) |
---|
1209 | ELSE |
---|
1210 | nz_u_shift_l = 0 |
---|
1211 | nz_v_shift_l = 0 |
---|
1212 | nz_w_shift_l = 0 |
---|
1213 | nz_s_shift_l = 0 |
---|
1214 | ENDIF |
---|
1215 | |
---|
1216 | #if defined( __parallel ) |
---|
1217 | CALL MPI_ALLREDUCE(nz_u_shift_l, nz_u_shift, 1, MPI_INTEGER, & |
---|
1218 | MPI_MAX, comm2d, ierr) |
---|
1219 | CALL MPI_ALLREDUCE(nz_v_shift_l, nz_v_shift, 1, MPI_INTEGER, & |
---|
1220 | MPI_MAX, comm2d, ierr) |
---|
1221 | CALL MPI_ALLREDUCE(nz_w_shift_l, nz_w_shift, 1, MPI_INTEGER, & |
---|
1222 | MPI_MAX, comm2d, ierr) |
---|
1223 | CALL MPI_ALLREDUCE(nz_s_shift_l, nz_s_shift, 1, MPI_INTEGER, & |
---|
1224 | MPI_MAX, comm2d, ierr) |
---|
1225 | #else |
---|
1226 | nz_u_shift = nz_u_shift_l |
---|
1227 | nz_v_shift = nz_v_shift_l |
---|
1228 | nz_w_shift = nz_w_shift_l |
---|
1229 | nz_s_shift = nz_s_shift_l |
---|
1230 | #endif |
---|
1231 | |
---|
1232 | mean_inflow_profiles(:,1) = 0.0_wp |
---|
1233 | mean_inflow_profiles(nz_u_shift:nzt+1,1) = hom_sum(0:nzt+1-nz_u_shift,1,0) ! u |
---|
1234 | |
---|
1235 | mean_inflow_profiles(:,2) = 0.0_wp |
---|
1236 | mean_inflow_profiles(nz_v_shift:nzt+1,2) = hom_sum(0:nzt+1-nz_v_shift,2,0) ! v |
---|
1237 | |
---|
1238 | mean_inflow_profiles(nz_s_shift:nzt+1,4) = hom_sum(0:nzt+1-nz_s_shift,4,0) ! pt |
---|
1239 | |
---|
1240 | ENDIF |
---|
1241 | |
---|
1242 | ! |
---|
1243 | !-- If necessary, adjust the horizontal flow field to the prescribed |
---|
1244 | !-- profiles |
---|
1245 | IF ( use_prescribed_profile_data ) THEN |
---|
1246 | DO i = nxlg, nxrg |
---|
1247 | DO j = nysg, nyng |
---|
1248 | DO k = nzb, nzt+1 |
---|
1249 | u(k,j,i) = u(k,j,i) - hom_sum(k,1,0) + u_init(k) |
---|
1250 | v(k,j,i) = v(k,j,i) - hom_sum(k,2,0) + v_init(k) |
---|
1251 | ENDDO |
---|
1252 | ENDDO |
---|
1253 | ENDDO |
---|
1254 | ENDIF |
---|
1255 | |
---|
1256 | ! |
---|
1257 | !-- Use these mean profiles at the inflow (provided that Dirichlet |
---|
1258 | !-- conditions are used) |
---|
1259 | IF ( bc_dirichlet_l ) THEN |
---|
1260 | DO j = nysg, nyng |
---|
1261 | DO k = nzb, nzt+1 |
---|
1262 | u(k,j,nxlg:-1) = mean_inflow_profiles(k,1) |
---|
1263 | v(k,j,nxlg:-1) = mean_inflow_profiles(k,2) |
---|
1264 | w(k,j,nxlg:-1) = 0.0_wp |
---|
1265 | pt(k,j,nxlg:-1) = mean_inflow_profiles(k,4) |
---|
1266 | IF ( humidity ) & |
---|
1267 | q(k,j,nxlg:-1) = mean_inflow_profiles(k,6) |
---|
1268 | IF ( passive_scalar ) & |
---|
1269 | s(k,j,nxlg:-1) = mean_inflow_profiles(k,7) |
---|
1270 | ENDDO |
---|
1271 | ENDDO |
---|
1272 | ENDIF |
---|
1273 | |
---|
1274 | ! |
---|
1275 | !-- Calculate the damping factors to be used at the inflow. For a |
---|
1276 | !-- turbulent inflow the turbulent fluctuations have to be limited |
---|
1277 | !-- vertically because otherwise the turbulent inflow layer will grow |
---|
1278 | !-- in time. |
---|
1279 | IF ( inflow_damping_height == 9999999.9_wp ) THEN |
---|
1280 | ! |
---|
1281 | !-- Default: use the inversion height calculated by the prerun; if |
---|
1282 | !-- this is zero, inflow_damping_height must be explicitly |
---|
1283 | !-- specified. |
---|
1284 | IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0_wp ) THEN |
---|
1285 | inflow_damping_height = hom_sum(nzb+6,pr_palm,0) |
---|
1286 | ELSE |
---|
1287 | WRITE( message_string, * ) 'inflow_damping_height must be ', & |
---|
1288 | 'explicitly specified because&the inversion height ', & |
---|
1289 | 'calculated by the prerun is zero.' |
---|
1290 | CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 ) |
---|
1291 | ENDIF |
---|
1292 | |
---|
1293 | ENDIF |
---|
1294 | |
---|
1295 | IF ( inflow_damping_width == 9999999.9_wp ) THEN |
---|
1296 | ! |
---|
1297 | !-- Default for the transition range: one tenth of the undamped |
---|
1298 | !-- layer |
---|
1299 | inflow_damping_width = 0.1_wp * inflow_damping_height |
---|
1300 | |
---|
1301 | ENDIF |
---|
1302 | |
---|
1303 | ALLOCATE( inflow_damping_factor(nzb:nzt+1) ) |
---|
1304 | |
---|
1305 | DO k = nzb, nzt+1 |
---|
1306 | |
---|
1307 | IF ( zu(k) <= inflow_damping_height ) THEN |
---|
1308 | inflow_damping_factor(k) = 1.0_wp |
---|
1309 | ELSEIF ( zu(k) <= ( inflow_damping_height + inflow_damping_width ) ) THEN |
---|
1310 | inflow_damping_factor(k) = 1.0_wp - & |
---|
1311 | ( zu(k) - inflow_damping_height ) / & |
---|
1312 | inflow_damping_width |
---|
1313 | ELSE |
---|
1314 | inflow_damping_factor(k) = 0.0_wp |
---|
1315 | ENDIF |
---|
1316 | |
---|
1317 | ENDDO |
---|
1318 | |
---|
1319 | ENDIF |
---|
1320 | |
---|
1321 | ! |
---|
1322 | !-- Inside buildings set velocities back to zero |
---|
1323 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. & |
---|
1324 | topography /= 'flat' ) THEN |
---|
1325 | ! |
---|
1326 | !-- Inside buildings set velocities back to zero. |
---|
1327 | !-- Other scalars (pt, q, s, p, sa, ...) are ignored at present, |
---|
1328 | !-- maybe revise later. |
---|
1329 | DO i = nxlg, nxrg |
---|
1330 | DO j = nysg, nyng |
---|
1331 | DO k = nzb, nzt |
---|
1332 | u(k,j,i) = MERGE( u(k,j,i), 0.0_wp, & |
---|
1333 | BTEST( wall_flags_total_0(k,j,i), 1 ) ) |
---|
1334 | v(k,j,i) = MERGE( v(k,j,i), 0.0_wp, & |
---|
1335 | BTEST( wall_flags_total_0(k,j,i), 2 ) ) |
---|
1336 | w(k,j,i) = MERGE( w(k,j,i), 0.0_wp, & |
---|
1337 | BTEST( wall_flags_total_0(k,j,i), 3 ) ) |
---|
1338 | ENDDO |
---|
1339 | ENDDO |
---|
1340 | ENDDO |
---|
1341 | |
---|
1342 | ENDIF |
---|
1343 | |
---|
1344 | ! |
---|
1345 | !-- Calculate initial temperature field and other constants used in case |
---|
1346 | !-- of a sloping surface |
---|
1347 | IF ( sloping_surface ) CALL init_slope |
---|
1348 | |
---|
1349 | ! |
---|
1350 | !-- Initialize new time levels (only done in order to set boundary values |
---|
1351 | !-- including ghost points) |
---|
1352 | pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
1353 | IF ( humidity ) THEN |
---|
1354 | q_p = q |
---|
1355 | ENDIF |
---|
1356 | IF ( passive_scalar ) s_p = s |
---|
1357 | ! |
---|
1358 | !-- Allthough tendency arrays are set in prognostic_equations, they have |
---|
1359 | !-- have to be predefined here because they are used (but multiplied with 0) |
---|
1360 | !-- there before they are set. |
---|
1361 | tpt_m = 0.0_wp; tu_m = 0.0_wp; tv_m = 0.0_wp; tw_m = 0.0_wp |
---|
1362 | IF ( humidity ) THEN |
---|
1363 | tq_m = 0.0_wp |
---|
1364 | ENDIF |
---|
1365 | IF ( passive_scalar ) ts_m = 0.0_wp |
---|
1366 | |
---|
1367 | IF ( debug_output ) CALL debug_message( 'initializing in case of restart / cyclic_fill', 'end' ) |
---|
1368 | |
---|
1369 | ELSE |
---|
1370 | ! |
---|
1371 | !-- Actually this part of the programm should not be reached |
---|
1372 | message_string = 'unknown initializing problem' |
---|
1373 | CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 ) |
---|
1374 | ENDIF |
---|
1375 | |
---|
1376 | |
---|
1377 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
1378 | ! |
---|
1379 | !-- Initialize old timelevels needed for radiation boundary conditions |
---|
1380 | IF ( bc_radiation_l ) THEN |
---|
1381 | u_m_l(:,:,:) = u(:,:,1:2) |
---|
1382 | v_m_l(:,:,:) = v(:,:,0:1) |
---|
1383 | w_m_l(:,:,:) = w(:,:,0:1) |
---|
1384 | ENDIF |
---|
1385 | IF ( bc_radiation_r ) THEN |
---|
1386 | u_m_r(:,:,:) = u(:,:,nx-1:nx) |
---|
1387 | v_m_r(:,:,:) = v(:,:,nx-1:nx) |
---|
1388 | w_m_r(:,:,:) = w(:,:,nx-1:nx) |
---|
1389 | ENDIF |
---|
1390 | IF ( bc_radiation_s ) THEN |
---|
1391 | u_m_s(:,:,:) = u(:,0:1,:) |
---|
1392 | v_m_s(:,:,:) = v(:,1:2,:) |
---|
1393 | w_m_s(:,:,:) = w(:,0:1,:) |
---|
1394 | ENDIF |
---|
1395 | IF ( bc_radiation_n ) THEN |
---|
1396 | u_m_n(:,:,:) = u(:,ny-1:ny,:) |
---|
1397 | v_m_n(:,:,:) = v(:,ny-1:ny,:) |
---|
1398 | w_m_n(:,:,:) = w(:,ny-1:ny,:) |
---|
1399 | ENDIF |
---|
1400 | |
---|
1401 | ENDIF |
---|
1402 | |
---|
1403 | ! |
---|
1404 | !-- Calculate the initial volume flow at the right and north boundary |
---|
1405 | IF ( conserve_volume_flow ) THEN |
---|
1406 | |
---|
1407 | IF ( use_prescribed_profile_data ) THEN |
---|
1408 | |
---|
1409 | volume_flow_initial_l = 0.0_wp |
---|
1410 | volume_flow_area_l = 0.0_wp |
---|
1411 | |
---|
1412 | IF ( nxr == nx ) THEN |
---|
1413 | DO j = nys, nyn |
---|
1414 | DO k = nzb+1, nzt |
---|
1415 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
1416 | u_init(k) * dzw(k) & |
---|
1417 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1418 | BTEST( wall_flags_total_0(k,j,nxr), 1 )& |
---|
1419 | ) |
---|
1420 | |
---|
1421 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) & |
---|
1422 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1423 | BTEST( wall_flags_total_0(k,j,nxr), 1 )& |
---|
1424 | ) |
---|
1425 | ENDDO |
---|
1426 | ENDDO |
---|
1427 | ENDIF |
---|
1428 | |
---|
1429 | IF ( nyn == ny ) THEN |
---|
1430 | DO i = nxl, nxr |
---|
1431 | DO k = nzb+1, nzt |
---|
1432 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
1433 | v_init(k) * dzw(k) & |
---|
1434 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1435 | BTEST( wall_flags_total_0(k,nyn,i), 2 )& |
---|
1436 | ) |
---|
1437 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) & |
---|
1438 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1439 | BTEST( wall_flags_total_0(k,nyn,i), 2 )& |
---|
1440 | ) |
---|
1441 | ENDDO |
---|
1442 | ENDDO |
---|
1443 | ENDIF |
---|
1444 | |
---|
1445 | #if defined( __parallel ) |
---|
1446 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
1447 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1448 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
1449 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1450 | |
---|
1451 | #else |
---|
1452 | volume_flow_initial = volume_flow_initial_l |
---|
1453 | volume_flow_area = volume_flow_area_l |
---|
1454 | #endif |
---|
1455 | |
---|
1456 | ELSEIF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
1457 | |
---|
1458 | volume_flow_initial_l = 0.0_wp |
---|
1459 | volume_flow_area_l = 0.0_wp |
---|
1460 | |
---|
1461 | IF ( nxr == nx ) THEN |
---|
1462 | DO j = nys, nyn |
---|
1463 | DO k = nzb+1, nzt |
---|
1464 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
1465 | hom_sum(k,1,0) * dzw(k) & |
---|
1466 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1467 | BTEST( wall_flags_total_0(k,j,nx), 1 ) & |
---|
1468 | ) |
---|
1469 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) & |
---|
1470 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1471 | BTEST( wall_flags_total_0(k,j,nx), 1 ) & |
---|
1472 | ) |
---|
1473 | ENDDO |
---|
1474 | ENDDO |
---|
1475 | ENDIF |
---|
1476 | |
---|
1477 | IF ( nyn == ny ) THEN |
---|
1478 | DO i = nxl, nxr |
---|
1479 | DO k = nzb+1, nzt |
---|
1480 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
1481 | hom_sum(k,2,0) * dzw(k) & |
---|
1482 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1483 | BTEST( wall_flags_total_0(k,ny,i), 2 ) & |
---|
1484 | ) |
---|
1485 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) & |
---|
1486 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1487 | BTEST( wall_flags_total_0(k,ny,i), 2 ) & |
---|
1488 | ) |
---|
1489 | ENDDO |
---|
1490 | ENDDO |
---|
1491 | ENDIF |
---|
1492 | |
---|
1493 | #if defined( __parallel ) |
---|
1494 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
1495 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1496 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
1497 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1498 | |
---|
1499 | #else |
---|
1500 | volume_flow_initial = volume_flow_initial_l |
---|
1501 | volume_flow_area = volume_flow_area_l |
---|
1502 | #endif |
---|
1503 | |
---|
1504 | ELSEIF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
1505 | |
---|
1506 | volume_flow_initial_l = 0.0_wp |
---|
1507 | volume_flow_area_l = 0.0_wp |
---|
1508 | |
---|
1509 | IF ( nxr == nx ) THEN |
---|
1510 | DO j = nys, nyn |
---|
1511 | DO k = nzb+1, nzt |
---|
1512 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
1513 | u(k,j,nx) * dzw(k) & |
---|
1514 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1515 | BTEST( wall_flags_total_0(k,j,nx), 1 ) & |
---|
1516 | ) |
---|
1517 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzw(k) & |
---|
1518 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1519 | BTEST( wall_flags_total_0(k,j,nx), 1 ) & |
---|
1520 | ) |
---|
1521 | ENDDO |
---|
1522 | ENDDO |
---|
1523 | ENDIF |
---|
1524 | |
---|
1525 | IF ( nyn == ny ) THEN |
---|
1526 | DO i = nxl, nxr |
---|
1527 | DO k = nzb+1, nzt |
---|
1528 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
1529 | v(k,ny,i) * dzw(k) & |
---|
1530 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1531 | BTEST( wall_flags_total_0(k,ny,i), 2 ) & |
---|
1532 | ) |
---|
1533 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzw(k) & |
---|
1534 | * MERGE( 1.0_wp, 0.0_wp, & |
---|
1535 | BTEST( wall_flags_total_0(k,ny,i), 2 ) & |
---|
1536 | ) |
---|
1537 | ENDDO |
---|
1538 | ENDDO |
---|
1539 | ENDIF |
---|
1540 | |
---|
1541 | #if defined( __parallel ) |
---|
1542 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
1543 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1544 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
1545 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1546 | |
---|
1547 | #else |
---|
1548 | volume_flow_initial = volume_flow_initial_l |
---|
1549 | volume_flow_area = volume_flow_area_l |
---|
1550 | #endif |
---|
1551 | |
---|
1552 | ENDIF |
---|
1553 | |
---|
1554 | ! |
---|
1555 | !-- In case of 'bulk_velocity' mode, volume_flow_initial is calculated |
---|
1556 | !-- from u|v_bulk instead |
---|
1557 | IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN |
---|
1558 | volume_flow_initial(1) = u_bulk * volume_flow_area(1) |
---|
1559 | volume_flow_initial(2) = v_bulk * volume_flow_area(2) |
---|
1560 | ENDIF |
---|
1561 | |
---|
1562 | ENDIF |
---|
1563 | ! |
---|
1564 | !-- In the following, surface properties can be further initialized with |
---|
1565 | !-- input from static driver file. |
---|
1566 | !-- At the moment this affects only default surfaces. For example, |
---|
1567 | !-- roughness length or sensible / latent heat fluxes can be initialized |
---|
1568 | !-- heterogeneously for default surfaces. Therefore, a generic routine |
---|
1569 | !-- from netcdf_data_input_mod is called to read a 2D array. |
---|
1570 | IF ( input_pids_static ) THEN |
---|
1571 | ! |
---|
1572 | !-- Allocate memory for possible static input |
---|
1573 | ALLOCATE( tmp_2d%var(nys:nyn,nxl:nxr) ) |
---|
1574 | tmp_2d%var = 0.0_wp |
---|
1575 | ! |
---|
1576 | !-- Open the static input file |
---|
1577 | #if defined( __netcdf ) |
---|
1578 | CALL open_read_file( TRIM( input_file_static ) // & |
---|
1579 | TRIM( coupling_char ), & |
---|
1580 | pids_id ) |
---|
1581 | |
---|
1582 | CALL inquire_num_variables( pids_id, num_var_pids ) |
---|
1583 | ! |
---|
1584 | !-- Allocate memory to store variable names and read them |
---|
1585 | ALLOCATE( vars_pids(1:num_var_pids) ) |
---|
1586 | CALL inquire_variable_names( pids_id, vars_pids ) |
---|
1587 | ! |
---|
1588 | !-- Input roughness length. |
---|
1589 | IF ( check_existence( vars_pids, 'z0' ) ) THEN |
---|
1590 | ! |
---|
1591 | !-- Read _FillValue attribute |
---|
1592 | CALL get_attribute( pids_id, char_fill, tmp_2d%fill, & |
---|
1593 | .FALSE., 'z0' ) |
---|
1594 | ! |
---|
1595 | !-- Read variable |
---|
1596 | CALL get_variable( pids_id, 'z0', tmp_2d%var, & |
---|
1597 | nxl, nxr, nys, nyn ) |
---|
1598 | ! |
---|
1599 | !-- Initialize roughness length. Note, z0 will be only initialized at |
---|
1600 | !-- default-type surfaces. At natural or urban z0 is implicitly |
---|
1601 | !-- initialized bythe respective parameter lists. |
---|
1602 | !-- Initialize horizontal surface elements. |
---|
1603 | CALL init_single_surface_properties( surf_def_h(0)%z0, & |
---|
1604 | tmp_2d%var, & |
---|
1605 | surf_def_h(0)%ns, & |
---|
1606 | tmp_2d%fill, & |
---|
1607 | surf_def_h(0)%i, & |
---|
1608 | surf_def_h(0)%j ) |
---|
1609 | ! |
---|
1610 | !-- Initialize roughness also at vertical surface elements. |
---|
1611 | !-- Note, the actual 2D input arrays are only defined on the |
---|
1612 | !-- subdomain. Therefore, pass the index arrays with their respective |
---|
1613 | !-- offset values. |
---|
1614 | DO l = 0, 3 |
---|
1615 | CALL init_single_surface_properties( & |
---|
1616 | surf_def_v(l)%z0, & |
---|
1617 | tmp_2d%var, & |
---|
1618 | surf_def_v(l)%ns, & |
---|
1619 | tmp_2d%fill, & |
---|
1620 | surf_def_v(l)%i + surf_def_v(l)%ioff, & |
---|
1621 | surf_def_v(l)%j + surf_def_v(l)%joff ) |
---|
1622 | ENDDO |
---|
1623 | |
---|
1624 | ENDIF |
---|
1625 | ! |
---|
1626 | !-- Additional variables, e.g. shf, qsws, etc, can be initialized the |
---|
1627 | !-- same way. |
---|
1628 | |
---|
1629 | ! |
---|
1630 | !-- Finally, close the input file and deallocate temporary arrays |
---|
1631 | DEALLOCATE( vars_pids ) |
---|
1632 | |
---|
1633 | CALL close_input_file( pids_id ) |
---|
1634 | #endif |
---|
1635 | DEALLOCATE( tmp_2d%var ) |
---|
1636 | ENDIF |
---|
1637 | ! |
---|
1638 | !-- Finally, if random_heatflux is set, disturb shf at horizontal |
---|
1639 | !-- surfaces. Actually, this should be done in surface_mod, where all other |
---|
1640 | !-- initializations of surface quantities are done. However, this |
---|
1641 | !-- would create a ring dependency, hence, it is done here. Maybe delete |
---|
1642 | !-- disturb_heatflux and tranfer the respective code directly into the |
---|
1643 | !-- initialization in surface_mod. |
---|
1644 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. & |
---|
1645 | TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN |
---|
1646 | |
---|
1647 | IF ( use_surface_fluxes .AND. constant_heatflux .AND. & |
---|
1648 | random_heatflux ) THEN |
---|
1649 | IF ( surf_def_h(0)%ns >= 1 ) CALL disturb_heatflux( surf_def_h(0) ) |
---|
1650 | IF ( surf_lsm_h%ns >= 1 ) CALL disturb_heatflux( surf_lsm_h ) |
---|
1651 | IF ( surf_usm_h%ns >= 1 ) CALL disturb_heatflux( surf_usm_h ) |
---|
1652 | ENDIF |
---|
1653 | ENDIF |
---|
1654 | |
---|
1655 | ! |
---|
1656 | !-- Compute total sum of grid points and the mean surface level height for each |
---|
1657 | !-- statistic region. These are mainly used for horizontal averaging of |
---|
1658 | !-- turbulence statistics. |
---|
1659 | !-- ngp_2dh: number of grid points of a horizontal cross section through the |
---|
1660 | !-- respective statistic region |
---|
1661 | !-- ngp_3d: number of grid points of the respective statistic region |
---|
1662 | ngp_2dh_outer_l = 0 |
---|
1663 | ngp_2dh_outer = 0 |
---|
1664 | ngp_2dh_s_inner_l = 0 |
---|
1665 | ngp_2dh_s_inner = 0 |
---|
1666 | ngp_2dh_l = 0 |
---|
1667 | ngp_2dh = 0 |
---|
1668 | ngp_3d_inner_l = 0.0_wp |
---|
1669 | ngp_3d_inner = 0 |
---|
1670 | ngp_3d = 0 |
---|
1671 | ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user ) |
---|
1672 | |
---|
1673 | mean_surface_level_height = 0.0_wp |
---|
1674 | mean_surface_level_height_l = 0.0_wp |
---|
1675 | ! |
---|
1676 | !-- To do: New concept for these non-topography grid points! |
---|
1677 | DO sr = 0, statistic_regions |
---|
1678 | DO i = nxl, nxr |
---|
1679 | DO j = nys, nyn |
---|
1680 | IF ( rmask(j,i,sr) == 1.0_wp ) THEN |
---|
1681 | ! |
---|
1682 | !-- All xy-grid points |
---|
1683 | ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1 |
---|
1684 | ! |
---|
1685 | !-- Determine mean surface-level height. In case of downward- |
---|
1686 | !-- facing walls are present, more than one surface level exist. |
---|
1687 | !-- In this case, use the lowest surface-level height. |
---|
1688 | IF ( surf_def_h(0)%start_index(j,i) <= & |
---|
1689 | surf_def_h(0)%end_index(j,i) ) THEN |
---|
1690 | m = surf_def_h(0)%start_index(j,i) |
---|
1691 | k = surf_def_h(0)%k(m) |
---|
1692 | mean_surface_level_height_l(sr) = & |
---|
1693 | mean_surface_level_height_l(sr) + zw(k-1) |
---|
1694 | ENDIF |
---|
1695 | IF ( surf_lsm_h%start_index(j,i) <= & |
---|
1696 | surf_lsm_h%end_index(j,i) ) THEN |
---|
1697 | m = surf_lsm_h%start_index(j,i) |
---|
1698 | k = surf_lsm_h%k(m) |
---|
1699 | mean_surface_level_height_l(sr) = & |
---|
1700 | mean_surface_level_height_l(sr) + zw(k-1) |
---|
1701 | ENDIF |
---|
1702 | IF ( surf_usm_h%start_index(j,i) <= & |
---|
1703 | surf_usm_h%end_index(j,i) ) THEN |
---|
1704 | m = surf_usm_h%start_index(j,i) |
---|
1705 | k = surf_usm_h%k(m) |
---|
1706 | mean_surface_level_height_l(sr) = & |
---|
1707 | mean_surface_level_height_l(sr) + zw(k-1) |
---|
1708 | ENDIF |
---|
1709 | |
---|
1710 | k_surf = k - 1 |
---|
1711 | |
---|
1712 | DO k = nzb, nzt+1 |
---|
1713 | ! |
---|
1714 | !-- xy-grid points above topography |
---|
1715 | ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + & |
---|
1716 | MERGE( 1, 0, BTEST( wall_flags_total_0(k,j,i), 24 ) ) |
---|
1717 | |
---|
1718 | ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + & |
---|
1719 | MERGE( 1, 0, BTEST( wall_flags_total_0(k,j,i), 22 ) ) |
---|
1720 | |
---|
1721 | ENDDO |
---|
1722 | ! |
---|
1723 | !-- All grid points of the total domain above topography |
---|
1724 | ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + ( nz - k_surf + 2 ) |
---|
1725 | |
---|
1726 | |
---|
1727 | |
---|
1728 | ENDIF |
---|
1729 | ENDDO |
---|
1730 | ENDDO |
---|
1731 | ENDDO |
---|
1732 | |
---|
1733 | sr = statistic_regions + 1 |
---|
1734 | #if defined( __parallel ) |
---|
1735 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1736 | CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, & |
---|
1737 | comm2d, ierr ) |
---|
1738 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1739 | CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, & |
---|
1740 | MPI_INTEGER, MPI_SUM, comm2d, ierr ) |
---|
1741 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1742 | CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), & |
---|
1743 | (nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr ) |
---|
1744 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1745 | CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner_tmp(0), sr, MPI_REAL, & |
---|
1746 | MPI_SUM, comm2d, ierr ) |
---|
1747 | ngp_3d_inner = INT( ngp_3d_inner_tmp, KIND = SELECTED_INT_KIND( 18 ) ) |
---|
1748 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
---|
1749 | CALL MPI_ALLREDUCE( mean_surface_level_height_l(0), & |
---|
1750 | mean_surface_level_height(0), sr, MPI_REAL, & |
---|
1751 | MPI_SUM, comm2d, ierr ) |
---|
1752 | mean_surface_level_height = mean_surface_level_height / REAL( ngp_2dh ) |
---|
1753 | #else |
---|
1754 | ngp_2dh = ngp_2dh_l |
---|
1755 | ngp_2dh_outer = ngp_2dh_outer_l |
---|
1756 | ngp_2dh_s_inner = ngp_2dh_s_inner_l |
---|
1757 | ngp_3d_inner = INT( ngp_3d_inner_l, KIND = SELECTED_INT_KIND( 18 ) ) |
---|
1758 | mean_surface_level_height = mean_surface_level_height_l / REAL( ngp_2dh_l ) |
---|
1759 | #endif |
---|
1760 | |
---|
1761 | ngp_3d = INT ( ngp_2dh, KIND = SELECTED_INT_KIND( 18 ) ) * & |
---|
1762 | INT ( (nz + 2 ), KIND = SELECTED_INT_KIND( 18 ) ) |
---|
1763 | |
---|
1764 | ! |
---|
1765 | !-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics, |
---|
1766 | !-- buoyancy, etc. A zero value will occur for cases where all grid points of |
---|
1767 | !-- the respective subdomain lie below the surface topography |
---|
1768 | ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) ) |
---|
1769 | ngp_3d_inner = MAX( INT(1, KIND = SELECTED_INT_KIND( 18 )), & |
---|
1770 | ngp_3d_inner(:) ) |
---|
1771 | ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) ) |
---|
1772 | |
---|
1773 | DEALLOCATE( mean_surface_level_height_l, ngp_2dh_l, ngp_2dh_outer_l, & |
---|
1774 | ngp_3d_inner_l, ngp_3d_inner_tmp ) |
---|
1775 | ! |
---|
1776 | !-- Initialize surface forcing corresponding to large-scale forcing. Therein, |
---|
1777 | !-- initialize heat-fluxes, etc. via datatype. Revise it later! |
---|
1778 | IF ( large_scale_forcing .AND. lsf_surf ) THEN |
---|
1779 | IF ( use_surface_fluxes .AND. constant_heatflux ) THEN |
---|
1780 | CALL ls_forcing_surf ( simulated_time ) |
---|
1781 | ENDIF |
---|
1782 | ENDIF |
---|
1783 | ! |
---|
1784 | !-- Initializae 3D offline nesting in COSMO model and read data from |
---|
1785 | !-- external NetCDF file. |
---|
1786 | IF ( nesting_offline ) CALL nesting_offl_init |
---|
1787 | ! |
---|
1788 | !-- Initialize quantities for special advections schemes |
---|
1789 | CALL init_advec |
---|
1790 | |
---|
1791 | ! |
---|
1792 | !-- Impose random perturbation on the horizontal velocity field and then |
---|
1793 | !-- remove the divergences from the velocity field at the initial stage |
---|
1794 | IF ( create_disturbances .AND. disturbance_energy_limit /= 0.0_wp .AND. & |
---|
1795 | TRIM( initializing_actions ) /= 'read_restart_data' .AND. & |
---|
1796 | TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN |
---|
1797 | |
---|
1798 | IF ( debug_output ) CALL debug_message( 'creating disturbances + applying pressure solver', 'start' ) |
---|
1799 | ! |
---|
1800 | !-- Needed for both disturb_field and pres |
---|
1801 | !$ACC DATA & |
---|
1802 | !$ACC CREATE(tend(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) & |
---|
1803 | !$ACC COPY(u(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) & |
---|
1804 | !$ACC COPY(v(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) |
---|
1805 | |
---|
1806 | CALL disturb_field( 'u', tend, u ) |
---|
1807 | CALL disturb_field( 'v', tend, v ) |
---|
1808 | |
---|
1809 | !$ACC DATA & |
---|
1810 | !$ACC CREATE(d(nzb+1:nzt,nys:nyn,nxl:nxr)) & |
---|
1811 | !$ACC COPY(w(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) & |
---|
1812 | !$ACC COPY(p(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) & |
---|
1813 | !$ACC COPYIN(rho_air(nzb:nzt+1), rho_air_zw(nzb:nzt+1)) & |
---|
1814 | !$ACC COPYIN(ddzu(1:nzt+1), ddzw(1:nzt+1)) & |
---|
1815 | !$ACC COPYIN(wall_flags_total_0(nzb:nzt+1,nysg:nyng,nxlg:nxrg)) & |
---|
1816 | !$ACC COPYIN(bc_h(0:1)) & |
---|
1817 | !$ACC COPYIN(bc_h(0)%i(1:bc_h(0)%ns)) & |
---|
1818 | !$ACC COPYIN(bc_h(0)%j(1:bc_h(0)%ns)) & |
---|
1819 | !$ACC COPYIN(bc_h(0)%k(1:bc_h(0)%ns)) & |
---|
1820 | !$ACC COPYIN(bc_h(1)%i(1:bc_h(1)%ns)) & |
---|
1821 | !$ACC COPYIN(bc_h(1)%j(1:bc_h(1)%ns)) & |
---|
1822 | !$ACC COPYIN(bc_h(1)%k(1:bc_h(1)%ns)) |
---|
1823 | |
---|
1824 | n_sor = nsor_ini |
---|
1825 | CALL pres |
---|
1826 | n_sor = nsor |
---|
1827 | |
---|
1828 | !$ACC END DATA |
---|
1829 | !$ACC END DATA |
---|
1830 | |
---|
1831 | IF ( debug_output ) CALL debug_message( 'creating disturbances + applying pressure solver', 'end' ) |
---|
1832 | |
---|
1833 | ENDIF |
---|
1834 | |
---|
1835 | IF ( .NOT. ocean_mode ) THEN |
---|
1836 | |
---|
1837 | ALLOCATE( hyp(nzb:nzt+1) ) |
---|
1838 | ALLOCATE( d_exner(nzb:nzt+1) ) |
---|
1839 | ALLOCATE( exner(nzb:nzt+1) ) |
---|
1840 | ALLOCATE( hyrho(nzb:nzt+1) ) |
---|
1841 | ! |
---|
1842 | !-- Check temperature in case of too large domain height |
---|
1843 | DO k = nzb, nzt+1 |
---|
1844 | IF ( ( pt_surface * exner_function(surface_pressure * 100.0_wp) - g/c_p * zu(k) ) < 0.0_wp ) THEN |
---|
1845 | WRITE( message_string, * ) 'absolute temperature < 0.0 at zu(', k, & |
---|
1846 | ') = ', zu(k) |
---|
1847 | CALL message( 'init_3d_model', 'PA0142', 1, 2, 0, 6, 0 ) |
---|
1848 | ENDIF |
---|
1849 | ENDDO |
---|
1850 | |
---|
1851 | ! |
---|
1852 | !-- Calculate vertical profile of the hydrostatic pressure (hyp) |
---|
1853 | hyp = barometric_formula(zu, pt_surface * exner_function(surface_pressure * 100.0_wp), surface_pressure * 100.0_wp) |
---|
1854 | d_exner = exner_function_invers(hyp) |
---|
1855 | exner = 1.0_wp / exner_function_invers(hyp) |
---|
1856 | hyrho = ideal_gas_law_rho_pt(hyp, pt_init) |
---|
1857 | ! |
---|
1858 | !-- Compute reference density |
---|
1859 | rho_surface = ideal_gas_law_rho(surface_pressure * 100.0_wp, pt_surface * exner_function(surface_pressure * 100.0_wp)) |
---|
1860 | |
---|
1861 | ENDIF |
---|
1862 | |
---|
1863 | ! |
---|
1864 | !-- If required, initialize particles |
---|
1865 | IF ( agents_active ) CALL mas_init |
---|
1866 | ! |
---|
1867 | !-- Initialization of synthetic turbulence generator |
---|
1868 | IF ( use_syn_turb_gen ) CALL stg_init |
---|
1869 | ! |
---|
1870 | !-- Initializing actions for all other modules |
---|
1871 | CALL module_interface_init |
---|
1872 | ! |
---|
1873 | !-- Initialize surface layer (done after LSM as roughness length are required |
---|
1874 | !-- for initialization |
---|
1875 | IF ( constant_flux_layer ) CALL init_surface_layer_fluxes |
---|
1876 | ! |
---|
1877 | !-- Initialize surface data output |
---|
1878 | IF ( surface_output ) CALL surface_data_output_init |
---|
1879 | ! |
---|
1880 | !-- Initialize the ws-scheme. |
---|
1881 | IF ( ws_scheme_sca .OR. ws_scheme_mom ) CALL ws_init |
---|
1882 | ! |
---|
1883 | !-- Perform post-initializing checks for all other modules |
---|
1884 | CALL module_interface_init_checks |
---|
1885 | |
---|
1886 | ! |
---|
1887 | !-- Setting weighting factors for calculation of perturbation pressure |
---|
1888 | !-- and turbulent quantities from the RK substeps |
---|
1889 | IF ( TRIM(timestep_scheme) == 'runge-kutta-3' ) THEN ! for RK3-method |
---|
1890 | |
---|
1891 | weight_substep(1) = 1._wp/6._wp |
---|
1892 | weight_substep(2) = 3._wp/10._wp |
---|
1893 | weight_substep(3) = 8._wp/15._wp |
---|
1894 | |
---|
1895 | weight_pres(1) = 1._wp/3._wp |
---|
1896 | weight_pres(2) = 5._wp/12._wp |
---|
1897 | weight_pres(3) = 1._wp/4._wp |
---|
1898 | |
---|
1899 | ELSEIF ( TRIM(timestep_scheme) == 'runge-kutta-2' ) THEN ! for RK2-method |
---|
1900 | |
---|
1901 | weight_substep(1) = 1._wp/2._wp |
---|
1902 | weight_substep(2) = 1._wp/2._wp |
---|
1903 | |
---|
1904 | weight_pres(1) = 1._wp/2._wp |
---|
1905 | weight_pres(2) = 1._wp/2._wp |
---|
1906 | |
---|
1907 | ELSE ! for Euler-method |
---|
1908 | |
---|
1909 | weight_substep(1) = 1.0_wp |
---|
1910 | weight_pres(1) = 1.0_wp |
---|
1911 | |
---|
1912 | ENDIF |
---|
1913 | |
---|
1914 | ! |
---|
1915 | !-- Initialize Rayleigh damping factors |
---|
1916 | rdf = 0.0_wp |
---|
1917 | rdf_sc = 0.0_wp |
---|
1918 | IF ( rayleigh_damping_factor /= 0.0_wp ) THEN |
---|
1919 | |
---|
1920 | IF ( .NOT. ocean_mode ) THEN |
---|
1921 | DO k = nzb+1, nzt |
---|
1922 | IF ( zu(k) >= rayleigh_damping_height ) THEN |
---|
1923 | rdf(k) = rayleigh_damping_factor * & |
---|
1924 | ( SIN( pi * 0.5_wp * ( zu(k) - rayleigh_damping_height ) & |
---|
1925 | / ( zu(nzt) - rayleigh_damping_height ) ) & |
---|
1926 | )**2 |
---|
1927 | ENDIF |
---|
1928 | ENDDO |
---|
1929 | ELSE |
---|
1930 | ! |
---|
1931 | !-- In ocean mode, rayleigh damping is applied in the lower part of the |
---|
1932 | !-- model domain |
---|
1933 | DO k = nzt, nzb+1, -1 |
---|
1934 | IF ( zu(k) <= rayleigh_damping_height ) THEN |
---|
1935 | rdf(k) = rayleigh_damping_factor * & |
---|
1936 | ( SIN( pi * 0.5_wp * ( rayleigh_damping_height - zu(k) ) & |
---|
1937 | / ( rayleigh_damping_height - zu(nzb+1) ) ) & |
---|
1938 | )**2 |
---|
1939 | ENDIF |
---|
1940 | ENDDO |
---|
1941 | ENDIF |
---|
1942 | |
---|
1943 | ENDIF |
---|
1944 | IF ( scalar_rayleigh_damping ) rdf_sc = rdf |
---|
1945 | |
---|
1946 | ! |
---|
1947 | !-- Initialize the starting level and the vertical smoothing factor used for |
---|
1948 | !-- the external pressure gradient |
---|
1949 | dp_smooth_factor = 1.0_wp |
---|
1950 | IF ( dp_external ) THEN |
---|
1951 | ! |
---|
1952 | !-- Set the starting level dp_level_ind_b only if it has not been set before |
---|
1953 | !-- (e.g. in init_grid). |
---|
1954 | IF ( dp_level_ind_b == 0 ) THEN |
---|
1955 | ind_array = MINLOC( ABS( dp_level_b - zu ) ) |
---|
1956 | dp_level_ind_b = ind_array(1) - 1 + nzb |
---|
1957 | ! MINLOC uses lower array bound 1 |
---|
1958 | ENDIF |
---|
1959 | IF ( dp_smooth ) THEN |
---|
1960 | dp_smooth_factor(:dp_level_ind_b) = 0.0_wp |
---|
1961 | DO k = dp_level_ind_b+1, nzt |
---|
1962 | dp_smooth_factor(k) = 0.5_wp * ( 1.0_wp + SIN( pi * & |
---|
1963 | ( REAL( k - dp_level_ind_b, KIND=wp ) / & |
---|
1964 | REAL( nzt - dp_level_ind_b, KIND=wp ) - 0.5_wp ) ) ) |
---|
1965 | ENDDO |
---|
1966 | ENDIF |
---|
1967 | ENDIF |
---|
1968 | |
---|
1969 | ! |
---|
1970 | !-- Initialize damping zone for the potential temperature in case of |
---|
1971 | !-- non-cyclic lateral boundaries. The damping zone has the maximum value |
---|
1972 | !-- at the inflow boundary and decreases to zero at pt_damping_width. |
---|
1973 | ptdf_x = 0.0_wp |
---|
1974 | ptdf_y = 0.0_wp |
---|
1975 | IF ( bc_lr_dirrad ) THEN |
---|
1976 | DO i = nxl, nxr |
---|
1977 | IF ( ( i * dx ) < pt_damping_width ) THEN |
---|
1978 | ptdf_x(i) = pt_damping_factor * ( SIN( pi * 0.5_wp * & |
---|
1979 | REAL( pt_damping_width - i * dx, KIND=wp ) / ( & |
---|
1980 | REAL( pt_damping_width, KIND=wp ) ) ) )**2 |
---|
1981 | ENDIF |
---|
1982 | ENDDO |
---|
1983 | ELSEIF ( bc_lr_raddir ) THEN |
---|
1984 | DO i = nxl, nxr |
---|
1985 | IF ( ( i * dx ) > ( nx * dx - pt_damping_width ) ) THEN |
---|
1986 | ptdf_x(i) = pt_damping_factor * & |
---|
1987 | SIN( pi * 0.5_wp * & |
---|
1988 | ( ( i - nx ) * dx + pt_damping_width ) / & |
---|
1989 | REAL( pt_damping_width, KIND=wp ) )**2 |
---|
1990 | ENDIF |
---|
1991 | ENDDO |
---|
1992 | ELSEIF ( bc_ns_dirrad ) THEN |
---|
1993 | DO j = nys, nyn |
---|
1994 | IF ( ( j * dy ) > ( ny * dy - pt_damping_width ) ) THEN |
---|
1995 | ptdf_y(j) = pt_damping_factor * & |
---|
1996 | SIN( pi * 0.5_wp * & |
---|
1997 | ( ( j - ny ) * dy + pt_damping_width ) / & |
---|
1998 | REAL( pt_damping_width, KIND=wp ) )**2 |
---|
1999 | ENDIF |
---|
2000 | ENDDO |
---|
2001 | ELSEIF ( bc_ns_raddir ) THEN |
---|
2002 | DO j = nys, nyn |
---|
2003 | IF ( ( j * dy ) < pt_damping_width ) THEN |
---|
2004 | ptdf_y(j) = pt_damping_factor * & |
---|
2005 | SIN( pi * 0.5_wp * & |
---|
2006 | ( pt_damping_width - j * dy ) / & |
---|
2007 | REAL( pt_damping_width, KIND=wp ) )**2 |
---|
2008 | ENDIF |
---|
2009 | ENDDO |
---|
2010 | ENDIF |
---|
2011 | |
---|
2012 | ! |
---|
2013 | !-- Input binary data file is not needed anymore. This line must be placed |
---|
2014 | !-- after call of user_init! |
---|
2015 | CALL close_file( 13 ) |
---|
2016 | ! |
---|
2017 | !-- In case of nesting, put an barrier to assure that all parent and child |
---|
2018 | !-- domains finished initialization. |
---|
2019 | #if defined( __parallel ) |
---|
2020 | IF ( nested_run ) CALL MPI_BARRIER( MPI_COMM_WORLD, ierr ) |
---|
2021 | #endif |
---|
2022 | |
---|
2023 | |
---|
2024 | CALL location_message( 'model initialization', 'finished' ) |
---|
2025 | |
---|
2026 | END SUBROUTINE init_3d_model |
---|