1 | #if defined( __ibmy_special ) |
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2 | @PROCESS NOOPTimize |
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3 | #endif |
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4 | SUBROUTINE init_3d_model |
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5 | |
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6 | !------------------------------------------------------------------------------! |
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7 | ! Current revisions: |
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8 | ! ----------------- |
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9 | ! |
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10 | ! |
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11 | ! Former revisions: |
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12 | ! ----------------- |
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13 | ! $Id: init_3d_model.f90 482 2010-02-05 06:37:03Z hoffmann $ |
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14 | ! |
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15 | ! 407 2009-12-01 15:01:15Z maronga |
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16 | ! var_ts is replaced by dots_max |
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17 | ! Enabled passive scalar/humidity wall fluxes for non-flat topography |
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18 | ! |
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19 | ! 388 2009-09-23 09:40:33Z raasch |
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20 | ! Initialization of prho added. |
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21 | ! bugfix: correction of initial volume flow for non-flat topography |
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22 | ! bugfix: zero initialization of arrays within buildings for 'cyclic_fill' |
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23 | ! bugfix: avoid that ngp_2dh_s_inner becomes zero |
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24 | ! initializing_actions='read_data_for_recycling' renamed to 'cyclic_fill', now |
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25 | ! independent of turbulent_inflow |
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26 | ! Output of messages replaced by message handling routine. |
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27 | ! Set the starting level and the vertical smoothing factor used for |
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28 | ! the external pressure gradient |
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29 | ! +conserve_volume_flow_mode: 'default', 'initial_profiles', 'inflow_profile' |
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30 | ! and 'bulk_velocity' |
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31 | ! If the inversion height calculated by the prerun is zero, |
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32 | ! inflow_damping_height must be explicitly specified. |
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33 | ! |
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34 | ! 181 2008-07-30 07:07:47Z raasch |
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35 | ! bugfix: zero assignments to tendency arrays in case of restarts, |
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36 | ! further extensions and modifications in the initialisation of the plant |
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37 | ! canopy model, |
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38 | ! allocation of hom_sum moved to parin, initialization of spectrum_x|y directly |
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39 | ! after allocating theses arrays, |
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40 | ! read data for recycling added as new initialization option, |
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41 | ! dummy allocation for diss |
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42 | ! |
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43 | ! 138 2007-11-28 10:03:58Z letzel |
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44 | ! New counter ngp_2dh_s_inner. |
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45 | ! Allow new case bc_uv_t = 'dirichlet_0' for channel flow. |
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46 | ! Corrected calculation of initial volume flow for 'set_1d-model_profiles' and |
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47 | ! 'set_constant_profiles' in case of buildings in the reference cross-sections. |
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48 | ! |
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49 | ! 108 2007-08-24 15:10:38Z letzel |
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50 | ! Flux initialization in case of coupled runs, +momentum fluxes at top boundary, |
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51 | ! +arrays for phase speed c_u, c_v, c_w, indices for u|v|w_m_l|r changed |
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52 | ! +qswst_remote in case of atmosphere model with humidity coupled to ocean |
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53 | ! Rayleigh damping for ocean, optionally calculate km and kh from initial |
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54 | ! TKE e_init |
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55 | ! |
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56 | ! 97 2007-06-21 08:23:15Z raasch |
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57 | ! Initialization of salinity, call of init_ocean |
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58 | ! |
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59 | ! 87 2007-05-22 15:46:47Z raasch |
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60 | ! var_hom and var_sum renamed pr_palm |
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61 | ! |
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62 | ! 75 2007-03-22 09:54:05Z raasch |
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63 | ! Arrays for radiation boundary conditions are allocated (u_m_l, u_m_r, etc.), |
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64 | ! bugfix for cases with the outflow damping layer extending over more than one |
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65 | ! subdomain, moisture renamed humidity, |
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66 | ! new initializing action "by_user" calls user_init_3d_model, |
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67 | ! precipitation_amount/rate, ts_value are allocated, +module netcdf_control, |
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68 | ! initial velocities at nzb+1 are regarded for volume |
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69 | ! flow control in case they have been set zero before (to avoid small timesteps) |
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70 | ! -uvmean_outflow, uxrp, vynp eliminated |
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71 | ! |
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72 | ! 19 2007-02-23 04:53:48Z raasch |
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73 | ! +handling of top fluxes |
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74 | ! |
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75 | ! RCS Log replace by Id keyword, revision history cleaned up |
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76 | ! |
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77 | ! Revision 1.49 2006/08/22 15:59:07 raasch |
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78 | ! No optimization of this file on the ibmy (Yonsei Univ.) |
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79 | ! |
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80 | ! Revision 1.1 1998/03/09 16:22:22 raasch |
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81 | ! Initial revision |
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82 | ! |
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83 | ! |
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84 | ! Description: |
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85 | ! ------------ |
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86 | ! Allocation of arrays and initialization of the 3D model via |
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87 | ! a) pre-run the 1D model |
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88 | ! or |
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89 | ! b) pre-set constant linear profiles |
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90 | ! or |
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91 | ! c) read values of a previous run |
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92 | !------------------------------------------------------------------------------! |
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93 | |
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94 | USE arrays_3d |
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95 | USE averaging |
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96 | USE cloud_parameters |
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97 | USE constants |
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98 | USE control_parameters |
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99 | USE cpulog |
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100 | USE indices |
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101 | USE interfaces |
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102 | USE model_1d |
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103 | USE netcdf_control |
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104 | USE particle_attributes |
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105 | USE pegrid |
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106 | USE profil_parameter |
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107 | USE random_function_mod |
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108 | USE statistics |
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109 | |
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110 | IMPLICIT NONE |
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111 | |
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112 | INTEGER :: i, ind_array(1), j, k, sr |
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113 | |
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114 | INTEGER, DIMENSION(:), ALLOCATABLE :: ngp_2dh_l, ngp_3d_inner_l |
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115 | |
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116 | INTEGER, DIMENSION(:,:), ALLOCATABLE :: ngp_2dh_outer_l, & |
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117 | ngp_2dh_s_inner_l |
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118 | |
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119 | REAL :: a, b |
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120 | |
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121 | REAL, DIMENSION(1:2) :: volume_flow_area_l, volume_flow_initial_l |
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122 | |
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123 | |
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124 | ! |
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125 | !-- Allocate arrays |
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126 | ALLOCATE( ngp_2dh(0:statistic_regions), ngp_2dh_l(0:statistic_regions), & |
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127 | ngp_3d(0:statistic_regions), & |
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128 | ngp_3d_inner(0:statistic_regions), & |
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129 | ngp_3d_inner_l(0:statistic_regions), & |
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130 | sums_divnew_l(0:statistic_regions), & |
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131 | sums_divold_l(0:statistic_regions) ) |
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132 | ALLOCATE( dp_smooth_factor(nzb:nzt), rdf(nzb+1:nzt) ) |
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133 | ALLOCATE( ngp_2dh_outer(nzb:nzt+1,0:statistic_regions), & |
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134 | ngp_2dh_outer_l(nzb:nzt+1,0:statistic_regions), & |
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135 | ngp_2dh_s_inner(nzb:nzt+1,0:statistic_regions), & |
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136 | ngp_2dh_s_inner_l(nzb:nzt+1,0:statistic_regions), & |
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137 | rmask(nys-1:nyn+1,nxl-1:nxr+1,0:statistic_regions), & |
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138 | sums(nzb:nzt+1,pr_palm+max_pr_user), & |
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139 | sums_l(nzb:nzt+1,pr_palm+max_pr_user,0:threads_per_task-1), & |
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140 | sums_l_l(nzb:nzt+1,0:statistic_regions,0:threads_per_task-1), & |
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141 | sums_up_fraction_l(10,3,0:statistic_regions), & |
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142 | sums_wsts_bc_l(nzb:nzt+1,0:statistic_regions), & |
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143 | ts_value(dots_max,0:statistic_regions) ) |
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144 | ALLOCATE( km_damp_x(nxl-1:nxr+1), km_damp_y(nys-1:nyn+1) ) |
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145 | |
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146 | ALLOCATE( rif_1(nys-1:nyn+1,nxl-1:nxr+1), shf_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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147 | ts(nys-1:nyn+1,nxl-1:nxr+1), tswst_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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148 | us(nys-1:nyn+1,nxl-1:nxr+1), usws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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149 | uswst_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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150 | vsws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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151 | vswst_1(nys-1:nyn+1,nxl-1:nxr+1), z0(nys-1:nyn+1,nxl-1:nxr+1) ) |
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152 | |
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153 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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154 | ! |
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155 | !-- Leapfrog scheme needs two timelevels of diffusion quantities |
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156 | ALLOCATE( rif_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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157 | shf_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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158 | tswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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159 | usws_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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160 | uswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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161 | vswst_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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162 | vsws_2(nys-1:nyn+1,nxl-1:nxr+1) ) |
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163 | ENDIF |
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164 | |
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165 | ALLOCATE( d(nzb+1:nzta,nys:nyna,nxl:nxra), & |
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166 | e_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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167 | e_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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168 | e_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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169 | kh_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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170 | km_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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171 | p(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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172 | pt_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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173 | pt_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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174 | pt_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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175 | tend(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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176 | u_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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177 | u_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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178 | u_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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179 | v_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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180 | v_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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181 | v_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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182 | w_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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183 | w_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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184 | w_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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185 | |
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186 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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187 | ALLOCATE( kh_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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188 | km_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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189 | ENDIF |
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190 | |
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191 | IF ( humidity .OR. passive_scalar ) THEN |
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192 | ! |
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193 | !-- 2D-humidity/scalar arrays |
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194 | ALLOCATE ( qs(nys-1:nyn+1,nxl-1:nxr+1), & |
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195 | qsws_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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196 | qswst_1(nys-1:nyn+1,nxl-1:nxr+1) ) |
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197 | |
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198 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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199 | ALLOCATE( qsws_2(nys-1:nyn+1,nxl-1:nxr+1), & |
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200 | qswst_2(nys-1:nyn+1,nxl-1:nxr+1) ) |
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201 | ENDIF |
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202 | ! |
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203 | !-- 3D-humidity/scalar arrays |
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204 | ALLOCATE( q_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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205 | q_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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206 | q_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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207 | |
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208 | ! |
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209 | !-- 3D-arrays needed for humidity only |
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210 | IF ( humidity ) THEN |
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211 | ALLOCATE( vpt_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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212 | |
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213 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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214 | ALLOCATE( vpt_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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215 | ENDIF |
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216 | |
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217 | IF ( cloud_physics ) THEN |
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218 | ! |
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219 | !-- Liquid water content |
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220 | ALLOCATE ( ql_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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221 | ! |
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222 | !-- Precipitation amount and rate (only needed if output is switched) |
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223 | ALLOCATE( precipitation_amount(nys-1:nyn+1,nxl-1:nxr+1), & |
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224 | precipitation_rate(nys-1:nyn+1,nxl-1:nxr+1) ) |
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225 | ENDIF |
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226 | |
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227 | IF ( cloud_droplets ) THEN |
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228 | ! |
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229 | !-- Liquid water content, change in liquid water content, |
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230 | !-- real volume of particles (with weighting), volume of particles |
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231 | ALLOCATE ( ql_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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232 | ql_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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233 | ql_v(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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234 | ql_vp(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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235 | ENDIF |
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236 | |
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237 | ENDIF |
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238 | |
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239 | ENDIF |
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240 | |
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241 | IF ( ocean ) THEN |
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242 | ALLOCATE( saswsb_1(nys-1:nyn+1,nxl-1:nxr+1), & |
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243 | saswst_1(nys-1:nyn+1,nxl-1:nxr+1) ) |
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244 | ALLOCATE( prho_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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245 | rho_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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246 | sa_1(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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247 | sa_2(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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248 | sa_3(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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249 | prho => prho_1 |
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250 | rho => rho_1 ! routines calc_mean_profile and diffusion_e require |
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251 | ! density to be apointer |
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252 | IF ( humidity_remote ) THEN |
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253 | ALLOCATE( qswst_remote(nys-1:nyn+1,nxl-1:nxr+1) ) |
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254 | qswst_remote = 0.0 |
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255 | ENDIF |
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256 | ENDIF |
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257 | |
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258 | ! |
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259 | !-- 3D-array for storing the dissipation, needed for calculating the sgs |
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260 | !-- particle velocities |
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261 | IF ( use_sgs_for_particles ) THEN |
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262 | ALLOCATE ( diss(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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263 | ELSE |
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264 | ALLOCATE ( diss(2,2,2) ) ! required because diss is used as a |
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265 | ! formal parameter |
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266 | ENDIF |
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267 | |
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268 | IF ( dt_dosp /= 9999999.9 ) THEN |
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269 | ALLOCATE( spectrum_x( 1:nx/2, 1:10, 1:10 ), & |
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270 | spectrum_y( 1:ny/2, 1:10, 1:10 ) ) |
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271 | spectrum_x = 0.0 |
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272 | spectrum_y = 0.0 |
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273 | ENDIF |
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274 | |
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275 | ! |
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276 | !-- 3D-arrays for the leaf area density and the canopy drag coefficient |
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277 | IF ( plant_canopy ) THEN |
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278 | ALLOCATE ( lad_s(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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279 | lad_u(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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280 | lad_v(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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281 | lad_w(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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282 | cdc(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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283 | |
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284 | IF ( passive_scalar ) THEN |
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285 | ALLOCATE ( sls(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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286 | sec(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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287 | ENDIF |
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288 | |
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289 | IF ( cthf /= 0.0 ) THEN |
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290 | ALLOCATE ( lai(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1), & |
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291 | canopy_heat_flux(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1) ) |
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292 | ENDIF |
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293 | |
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294 | ENDIF |
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295 | |
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296 | ! |
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297 | !-- 4D-array for storing the Rif-values at vertical walls |
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298 | IF ( topography /= 'flat' ) THEN |
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299 | ALLOCATE( rif_wall(nzb:nzt+1,nys-1:nyn+1,nxl-1:nxr+1,1:4) ) |
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300 | rif_wall = 0.0 |
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301 | ENDIF |
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302 | |
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303 | ! |
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304 | !-- Velocities at nzb+1 needed for volume flow control |
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305 | IF ( conserve_volume_flow ) THEN |
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306 | ALLOCATE( u_nzb_p1_for_vfc(nys:nyn), v_nzb_p1_for_vfc(nxl:nxr) ) |
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307 | u_nzb_p1_for_vfc = 0.0 |
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308 | v_nzb_p1_for_vfc = 0.0 |
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309 | ENDIF |
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310 | |
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311 | ! |
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312 | !-- Arrays to store velocity data from t-dt and the phase speeds which |
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313 | !-- are needed for radiation boundary conditions |
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314 | IF ( outflow_l ) THEN |
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315 | ALLOCATE( u_m_l(nzb:nzt+1,nys-1:nyn+1,1:2), & |
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316 | v_m_l(nzb:nzt+1,nys-1:nyn+1,0:1), & |
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317 | w_m_l(nzb:nzt+1,nys-1:nyn+1,0:1) ) |
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318 | ENDIF |
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319 | IF ( outflow_r ) THEN |
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320 | ALLOCATE( u_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx), & |
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321 | v_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx), & |
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322 | w_m_r(nzb:nzt+1,nys-1:nyn+1,nx-1:nx) ) |
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323 | ENDIF |
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324 | IF ( outflow_l .OR. outflow_r ) THEN |
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325 | ALLOCATE( c_u(nzb:nzt+1,nys-1:nyn+1), c_v(nzb:nzt+1,nys-1:nyn+1), & |
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326 | c_w(nzb:nzt+1,nys-1:nyn+1) ) |
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327 | ENDIF |
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328 | IF ( outflow_s ) THEN |
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329 | ALLOCATE( u_m_s(nzb:nzt+1,0:1,nxl-1:nxr+1), & |
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330 | v_m_s(nzb:nzt+1,1:2,nxl-1:nxr+1), & |
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331 | w_m_s(nzb:nzt+1,0:1,nxl-1:nxr+1) ) |
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332 | ENDIF |
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333 | IF ( outflow_n ) THEN |
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334 | ALLOCATE( u_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1), & |
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335 | v_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1), & |
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336 | w_m_n(nzb:nzt+1,ny-1:ny,nxl-1:nxr+1) ) |
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337 | ENDIF |
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338 | IF ( outflow_s .OR. outflow_n ) THEN |
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339 | ALLOCATE( c_u(nzb:nzt+1,nxl-1:nxr+1), c_v(nzb:nzt+1,nxl-1:nxr+1), & |
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340 | c_w(nzb:nzt+1,nxl-1:nxr+1) ) |
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341 | ENDIF |
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342 | |
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343 | ! |
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344 | !-- Initial assignment of the pointers |
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345 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
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346 | |
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347 | rif_m => rif_1; rif => rif_2 |
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348 | shf_m => shf_1; shf => shf_2 |
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349 | tswst_m => tswst_1; tswst => tswst_2 |
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350 | usws_m => usws_1; usws => usws_2 |
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351 | uswst_m => uswst_1; uswst => uswst_2 |
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352 | vsws_m => vsws_1; vsws => vsws_2 |
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353 | vswst_m => vswst_1; vswst => vswst_2 |
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354 | e_m => e_1; e => e_2; e_p => e_3; te_m => e_3 |
---|
355 | kh_m => kh_1; kh => kh_2 |
---|
356 | km_m => km_1; km => km_2 |
---|
357 | pt_m => pt_1; pt => pt_2; pt_p => pt_3; tpt_m => pt_3 |
---|
358 | u_m => u_1; u => u_2; u_p => u_3; tu_m => u_3 |
---|
359 | v_m => v_1; v => v_2; v_p => v_3; tv_m => v_3 |
---|
360 | w_m => w_1; w => w_2; w_p => w_3; tw_m => w_3 |
---|
361 | |
---|
362 | IF ( humidity .OR. passive_scalar ) THEN |
---|
363 | qsws_m => qsws_1; qsws => qsws_2 |
---|
364 | qswst_m => qswst_1; qswst => qswst_2 |
---|
365 | q_m => q_1; q => q_2; q_p => q_3; tq_m => q_3 |
---|
366 | IF ( humidity ) vpt_m => vpt_1; vpt => vpt_2 |
---|
367 | IF ( cloud_physics ) ql => ql_1 |
---|
368 | IF ( cloud_droplets ) THEN |
---|
369 | ql => ql_1 |
---|
370 | ql_c => ql_2 |
---|
371 | ENDIF |
---|
372 | ENDIF |
---|
373 | |
---|
374 | ELSE |
---|
375 | |
---|
376 | rif => rif_1 |
---|
377 | shf => shf_1 |
---|
378 | tswst => tswst_1 |
---|
379 | usws => usws_1 |
---|
380 | uswst => uswst_1 |
---|
381 | vsws => vsws_1 |
---|
382 | vswst => vswst_1 |
---|
383 | e => e_1; e_p => e_2; te_m => e_3; e_m => e_3 |
---|
384 | kh => kh_1 |
---|
385 | km => km_1 |
---|
386 | pt => pt_1; pt_p => pt_2; tpt_m => pt_3; pt_m => pt_3 |
---|
387 | u => u_1; u_p => u_2; tu_m => u_3; u_m => u_3 |
---|
388 | v => v_1; v_p => v_2; tv_m => v_3; v_m => v_3 |
---|
389 | w => w_1; w_p => w_2; tw_m => w_3; w_m => w_3 |
---|
390 | |
---|
391 | IF ( humidity .OR. passive_scalar ) THEN |
---|
392 | qsws => qsws_1 |
---|
393 | qswst => qswst_1 |
---|
394 | q => q_1; q_p => q_2; tq_m => q_3; q_m => q_3 |
---|
395 | IF ( humidity ) vpt => vpt_1 |
---|
396 | IF ( cloud_physics ) ql => ql_1 |
---|
397 | IF ( cloud_droplets ) THEN |
---|
398 | ql => ql_1 |
---|
399 | ql_c => ql_2 |
---|
400 | ENDIF |
---|
401 | ENDIF |
---|
402 | |
---|
403 | IF ( ocean ) THEN |
---|
404 | saswsb => saswsb_1 |
---|
405 | saswst => saswst_1 |
---|
406 | sa => sa_1; sa_p => sa_2; tsa_m => sa_3 |
---|
407 | ENDIF |
---|
408 | |
---|
409 | ENDIF |
---|
410 | |
---|
411 | ! |
---|
412 | !-- Initialize model variables |
---|
413 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' .AND. & |
---|
414 | TRIM( initializing_actions ) /= 'cyclic_fill' ) THEN |
---|
415 | ! |
---|
416 | !-- First model run of a possible job queue. |
---|
417 | !-- Initial profiles of the variables must be computes. |
---|
418 | IF ( INDEX( initializing_actions, 'set_1d-model_profiles' ) /= 0 ) THEN |
---|
419 | ! |
---|
420 | !-- Use solutions of the 1D model as initial profiles, |
---|
421 | !-- start 1D model |
---|
422 | CALL init_1d_model |
---|
423 | ! |
---|
424 | !-- Transfer initial profiles to the arrays of the 3D model |
---|
425 | DO i = nxl-1, nxr+1 |
---|
426 | DO j = nys-1, nyn+1 |
---|
427 | e(:,j,i) = e1d |
---|
428 | kh(:,j,i) = kh1d |
---|
429 | km(:,j,i) = km1d |
---|
430 | pt(:,j,i) = pt_init |
---|
431 | u(:,j,i) = u1d |
---|
432 | v(:,j,i) = v1d |
---|
433 | ENDDO |
---|
434 | ENDDO |
---|
435 | |
---|
436 | IF ( humidity .OR. passive_scalar ) THEN |
---|
437 | DO i = nxl-1, nxr+1 |
---|
438 | DO j = nys-1, nyn+1 |
---|
439 | q(:,j,i) = q_init |
---|
440 | ENDDO |
---|
441 | ENDDO |
---|
442 | ENDIF |
---|
443 | |
---|
444 | IF ( .NOT. constant_diffusion ) THEN |
---|
445 | DO i = nxl-1, nxr+1 |
---|
446 | DO j = nys-1, nyn+1 |
---|
447 | e(:,j,i) = e1d |
---|
448 | ENDDO |
---|
449 | ENDDO |
---|
450 | ! |
---|
451 | !-- Store initial profiles for output purposes etc. |
---|
452 | hom(:,1,25,:) = SPREAD( l1d, 2, statistic_regions+1 ) |
---|
453 | |
---|
454 | IF ( prandtl_layer ) THEN |
---|
455 | rif = rif1d(nzb+1) |
---|
456 | ts = 0.0 ! could actually be computed more accurately in the |
---|
457 | ! 1D model. Update when opportunity arises. |
---|
458 | us = us1d |
---|
459 | usws = usws1d |
---|
460 | vsws = vsws1d |
---|
461 | ELSE |
---|
462 | ts = 0.0 ! must be set, because used in |
---|
463 | rif = 0.0 ! flowste |
---|
464 | us = 0.0 |
---|
465 | usws = 0.0 |
---|
466 | vsws = 0.0 |
---|
467 | ENDIF |
---|
468 | |
---|
469 | ELSE |
---|
470 | e = 0.0 ! must be set, because used in |
---|
471 | rif = 0.0 ! flowste |
---|
472 | ts = 0.0 |
---|
473 | us = 0.0 |
---|
474 | usws = 0.0 |
---|
475 | vsws = 0.0 |
---|
476 | ENDIF |
---|
477 | uswst = top_momentumflux_u |
---|
478 | vswst = top_momentumflux_v |
---|
479 | |
---|
480 | ! |
---|
481 | !-- In every case qs = 0.0 (see also pt) |
---|
482 | !-- This could actually be computed more accurately in the 1D model. |
---|
483 | !-- Update when opportunity arises! |
---|
484 | IF ( humidity .OR. passive_scalar ) qs = 0.0 |
---|
485 | |
---|
486 | ! |
---|
487 | !-- inside buildings set velocities back to zero |
---|
488 | IF ( topography /= 'flat' ) THEN |
---|
489 | DO i = nxl-1, nxr+1 |
---|
490 | DO j = nys-1, nyn+1 |
---|
491 | u(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
492 | v(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
493 | ENDDO |
---|
494 | ENDDO |
---|
495 | IF ( conserve_volume_flow ) THEN |
---|
496 | IF ( nxr == nx ) THEN |
---|
497 | DO j = nys, nyn |
---|
498 | DO k = nzb + 1, nzb_u_inner(j,nx) |
---|
499 | u_nzb_p1_for_vfc(j) = u_nzb_p1_for_vfc(j) + & |
---|
500 | u1d(k) * dzu(k) |
---|
501 | ENDDO |
---|
502 | ENDDO |
---|
503 | ENDIF |
---|
504 | IF ( nyn == ny ) THEN |
---|
505 | DO i = nxl, nxr |
---|
506 | DO k = nzb + 1, nzb_v_inner(ny,i) |
---|
507 | v_nzb_p1_for_vfc(i) = v_nzb_p1_for_vfc(i) + & |
---|
508 | v1d(k) * dzu(k) |
---|
509 | ENDDO |
---|
510 | ENDDO |
---|
511 | ENDIF |
---|
512 | ENDIF |
---|
513 | ! |
---|
514 | !-- WARNING: The extra boundary conditions set after running the |
---|
515 | !-- ------- 1D model impose an error on the divergence one layer |
---|
516 | !-- below the topography; need to correct later |
---|
517 | !-- ATTENTION: Provisional correction for Piacsek & Williams |
---|
518 | !-- --------- advection scheme: keep u and v zero one layer below |
---|
519 | !-- the topography. |
---|
520 | IF ( ibc_uv_b == 0 ) THEN |
---|
521 | ! |
---|
522 | !-- Satisfying the Dirichlet condition with an extra layer below |
---|
523 | !-- the surface where the u and v component change their sign. |
---|
524 | DO i = nxl-1, nxr+1 |
---|
525 | DO j = nys-1, nyn+1 |
---|
526 | IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = -u(1,j,i) |
---|
527 | IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = -v(1,j,i) |
---|
528 | ENDDO |
---|
529 | ENDDO |
---|
530 | |
---|
531 | ELSE |
---|
532 | ! |
---|
533 | !-- Neumann condition |
---|
534 | DO i = nxl-1, nxr+1 |
---|
535 | DO j = nys-1, nyn+1 |
---|
536 | IF ( nzb_u_inner(j,i) == 0 ) u(0,j,i) = u(1,j,i) |
---|
537 | IF ( nzb_v_inner(j,i) == 0 ) v(0,j,i) = v(1,j,i) |
---|
538 | ENDDO |
---|
539 | ENDDO |
---|
540 | |
---|
541 | ENDIF |
---|
542 | |
---|
543 | ENDIF |
---|
544 | |
---|
545 | ELSEIF ( INDEX(initializing_actions, 'set_constant_profiles') /= 0 ) & |
---|
546 | THEN |
---|
547 | ! |
---|
548 | !-- Use constructed initial profiles (velocity constant with height, |
---|
549 | !-- temperature profile with constant gradient) |
---|
550 | DO i = nxl-1, nxr+1 |
---|
551 | DO j = nys-1, nyn+1 |
---|
552 | pt(:,j,i) = pt_init |
---|
553 | u(:,j,i) = u_init |
---|
554 | v(:,j,i) = v_init |
---|
555 | ENDDO |
---|
556 | ENDDO |
---|
557 | |
---|
558 | ! |
---|
559 | !-- Set initial horizontal velocities at the lowest computational grid |
---|
560 | !-- levels to zero in order to avoid too small time steps caused by the |
---|
561 | !-- diffusion limit in the initial phase of a run (at k=1, dz/2 occurs |
---|
562 | !-- in the limiting formula!). The original values are stored to be later |
---|
563 | !-- used for volume flow control. |
---|
564 | DO i = nxl-1, nxr+1 |
---|
565 | DO j = nys-1, nyn+1 |
---|
566 | u(nzb:nzb_u_inner(j,i)+1,j,i) = 0.0 |
---|
567 | v(nzb:nzb_v_inner(j,i)+1,j,i) = 0.0 |
---|
568 | ENDDO |
---|
569 | ENDDO |
---|
570 | IF ( conserve_volume_flow ) THEN |
---|
571 | IF ( nxr == nx ) THEN |
---|
572 | DO j = nys, nyn |
---|
573 | DO k = nzb + 1, nzb_u_inner(j,nx) + 1 |
---|
574 | u_nzb_p1_for_vfc(j) = u_nzb_p1_for_vfc(j) + & |
---|
575 | u_init(k) * dzu(k) |
---|
576 | ENDDO |
---|
577 | ENDDO |
---|
578 | ENDIF |
---|
579 | IF ( nyn == ny ) THEN |
---|
580 | DO i = nxl, nxr |
---|
581 | DO k = nzb + 1, nzb_v_inner(ny,i) + 1 |
---|
582 | v_nzb_p1_for_vfc(i) = v_nzb_p1_for_vfc(i) + & |
---|
583 | v_init(k) * dzu(k) |
---|
584 | ENDDO |
---|
585 | ENDDO |
---|
586 | ENDIF |
---|
587 | ENDIF |
---|
588 | |
---|
589 | IF ( humidity .OR. passive_scalar ) THEN |
---|
590 | DO i = nxl-1, nxr+1 |
---|
591 | DO j = nys-1, nyn+1 |
---|
592 | q(:,j,i) = q_init |
---|
593 | ENDDO |
---|
594 | ENDDO |
---|
595 | ENDIF |
---|
596 | |
---|
597 | IF ( ocean ) THEN |
---|
598 | DO i = nxl-1, nxr+1 |
---|
599 | DO j = nys-1, nyn+1 |
---|
600 | sa(:,j,i) = sa_init |
---|
601 | ENDDO |
---|
602 | ENDDO |
---|
603 | ENDIF |
---|
604 | |
---|
605 | IF ( constant_diffusion ) THEN |
---|
606 | km = km_constant |
---|
607 | kh = km / prandtl_number |
---|
608 | e = 0.0 |
---|
609 | ELSEIF ( e_init > 0.0 ) THEN |
---|
610 | DO k = nzb+1, nzt |
---|
611 | km(k,:,:) = 0.1 * l_grid(k) * SQRT( e_init ) |
---|
612 | ENDDO |
---|
613 | km(nzb,:,:) = km(nzb+1,:,:) |
---|
614 | km(nzt+1,:,:) = km(nzt,:,:) |
---|
615 | kh = km / prandtl_number |
---|
616 | e = e_init |
---|
617 | ELSE |
---|
618 | IF ( .NOT. ocean ) THEN |
---|
619 | kh = 0.01 ! there must exist an initial diffusion, because |
---|
620 | km = 0.01 ! otherwise no TKE would be produced by the |
---|
621 | ! production terms, as long as not yet |
---|
622 | ! e = (u*/cm)**2 at k=nzb+1 |
---|
623 | ELSE |
---|
624 | kh = 0.00001 |
---|
625 | km = 0.00001 |
---|
626 | ENDIF |
---|
627 | e = 0.0 |
---|
628 | ENDIF |
---|
629 | rif = 0.0 |
---|
630 | ts = 0.0 |
---|
631 | us = 0.0 |
---|
632 | usws = 0.0 |
---|
633 | uswst = top_momentumflux_u |
---|
634 | vsws = 0.0 |
---|
635 | vswst = top_momentumflux_v |
---|
636 | IF ( humidity .OR. passive_scalar ) qs = 0.0 |
---|
637 | |
---|
638 | ! |
---|
639 | !-- Compute initial temperature field and other constants used in case |
---|
640 | !-- of a sloping surface |
---|
641 | IF ( sloping_surface ) CALL init_slope |
---|
642 | |
---|
643 | ELSEIF ( INDEX(initializing_actions, 'by_user') /= 0 ) & |
---|
644 | THEN |
---|
645 | ! |
---|
646 | !-- Initialization will completely be done by the user |
---|
647 | CALL user_init_3d_model |
---|
648 | |
---|
649 | ENDIF |
---|
650 | |
---|
651 | ! |
---|
652 | !-- Apply channel flow boundary condition |
---|
653 | IF ( TRIM( bc_uv_t ) == 'dirichlet_0' ) THEN |
---|
654 | |
---|
655 | u(nzt+1,:,:) = 0.0 |
---|
656 | v(nzt+1,:,:) = 0.0 |
---|
657 | |
---|
658 | !-- For the Dirichlet condition to be correctly applied at the top, set |
---|
659 | !-- ug and vg to zero there |
---|
660 | ug(nzt+1) = 0.0 |
---|
661 | vg(nzt+1) = 0.0 |
---|
662 | |
---|
663 | ENDIF |
---|
664 | |
---|
665 | ! |
---|
666 | !-- Calculate virtual potential temperature |
---|
667 | IF ( humidity ) vpt = pt * ( 1.0 + 0.61 * q ) |
---|
668 | |
---|
669 | ! |
---|
670 | !-- Store initial profiles for output purposes etc. |
---|
671 | hom(:,1,5,:) = SPREAD( u(:,nys,nxl), 2, statistic_regions+1 ) |
---|
672 | hom(:,1,6,:) = SPREAD( v(:,nys,nxl), 2, statistic_regions+1 ) |
---|
673 | IF ( ibc_uv_b == 0 ) THEN |
---|
674 | hom(nzb,1,5,:) = -hom(nzb+1,1,5,:) ! due to satisfying the Dirichlet |
---|
675 | hom(nzb,1,6,:) = -hom(nzb+1,1,6,:) ! condition with an extra layer |
---|
676 | ! below the surface where the u and v component change their sign |
---|
677 | ENDIF |
---|
678 | hom(:,1,7,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
679 | hom(:,1,23,:) = SPREAD( km(:,nys,nxl), 2, statistic_regions+1 ) |
---|
680 | hom(:,1,24,:) = SPREAD( kh(:,nys,nxl), 2, statistic_regions+1 ) |
---|
681 | |
---|
682 | IF ( ocean ) THEN |
---|
683 | ! |
---|
684 | !-- Store initial salinity profile |
---|
685 | hom(:,1,26,:) = SPREAD( sa(:,nys,nxl), 2, statistic_regions+1 ) |
---|
686 | ENDIF |
---|
687 | |
---|
688 | IF ( humidity ) THEN |
---|
689 | ! |
---|
690 | !-- Store initial profile of total water content, virtual potential |
---|
691 | !-- temperature |
---|
692 | hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
693 | hom(:,1,29,:) = SPREAD( vpt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
694 | IF ( cloud_physics .OR. cloud_droplets ) THEN |
---|
695 | ! |
---|
696 | !-- Store initial profile of specific humidity and potential |
---|
697 | !-- temperature |
---|
698 | hom(:,1,27,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
699 | hom(:,1,28,:) = SPREAD( pt(:,nys,nxl), 2, statistic_regions+1 ) |
---|
700 | ENDIF |
---|
701 | ENDIF |
---|
702 | |
---|
703 | IF ( passive_scalar ) THEN |
---|
704 | ! |
---|
705 | !-- Store initial scalar profile |
---|
706 | hom(:,1,26,:) = SPREAD( q(:,nys,nxl), 2, statistic_regions+1 ) |
---|
707 | ENDIF |
---|
708 | |
---|
709 | ! |
---|
710 | !-- Initialize fluxes at bottom surface |
---|
711 | IF ( use_surface_fluxes ) THEN |
---|
712 | |
---|
713 | IF ( constant_heatflux ) THEN |
---|
714 | ! |
---|
715 | !-- Heat flux is prescribed |
---|
716 | IF ( random_heatflux ) THEN |
---|
717 | CALL disturb_heatflux |
---|
718 | ELSE |
---|
719 | shf = surface_heatflux |
---|
720 | ! |
---|
721 | !-- Over topography surface_heatflux is replaced by wall_heatflux(0) |
---|
722 | IF ( TRIM( topography ) /= 'flat' ) THEN |
---|
723 | DO i = nxl-1, nxr+1 |
---|
724 | DO j = nys-1, nyn+1 |
---|
725 | IF ( nzb_s_inner(j,i) /= 0 ) THEN |
---|
726 | shf(j,i) = wall_heatflux(0) |
---|
727 | ENDIF |
---|
728 | ENDDO |
---|
729 | ENDDO |
---|
730 | ENDIF |
---|
731 | ENDIF |
---|
732 | IF ( ASSOCIATED( shf_m ) ) shf_m = shf |
---|
733 | ENDIF |
---|
734 | |
---|
735 | ! |
---|
736 | !-- Determine the near-surface water flux |
---|
737 | IF ( humidity .OR. passive_scalar ) THEN |
---|
738 | IF ( constant_waterflux ) THEN |
---|
739 | qsws = surface_waterflux |
---|
740 | ! |
---|
741 | !-- Over topography surface_waterflux is replaced by |
---|
742 | !-- wall_humidityflux(0) |
---|
743 | IF ( TRIM( topography ) /= 'flat' ) THEN |
---|
744 | wall_qflux = wall_humidityflux |
---|
745 | DO i = nxl-1, nxr+1 |
---|
746 | DO j = nys-1, nyn+1 |
---|
747 | IF ( nzb_s_inner(j,i) /= 0 ) THEN |
---|
748 | qsws(j,i) = wall_qflux(0) |
---|
749 | ENDIF |
---|
750 | ENDDO |
---|
751 | ENDDO |
---|
752 | ENDIF |
---|
753 | IF ( ASSOCIATED( qsws_m ) ) qsws_m = qsws |
---|
754 | ENDIF |
---|
755 | ENDIF |
---|
756 | |
---|
757 | ENDIF |
---|
758 | |
---|
759 | ! |
---|
760 | !-- Initialize fluxes at top surface |
---|
761 | !-- Currently, only the heatflux and salinity flux can be prescribed. |
---|
762 | !-- The latent flux is zero in this case! |
---|
763 | IF ( use_top_fluxes ) THEN |
---|
764 | |
---|
765 | IF ( constant_top_heatflux ) THEN |
---|
766 | ! |
---|
767 | !-- Heat flux is prescribed |
---|
768 | tswst = top_heatflux |
---|
769 | IF ( ASSOCIATED( tswst_m ) ) tswst_m = tswst |
---|
770 | |
---|
771 | IF ( humidity .OR. passive_scalar ) THEN |
---|
772 | qswst = 0.0 |
---|
773 | IF ( ASSOCIATED( qswst_m ) ) qswst_m = qswst |
---|
774 | ENDIF |
---|
775 | |
---|
776 | IF ( ocean ) THEN |
---|
777 | saswsb = bottom_salinityflux |
---|
778 | saswst = top_salinityflux |
---|
779 | ENDIF |
---|
780 | ENDIF |
---|
781 | |
---|
782 | ! |
---|
783 | !-- Initialization in case of a coupled model run |
---|
784 | IF ( coupling_mode == 'ocean_to_atmosphere' ) THEN |
---|
785 | tswst = 0.0 |
---|
786 | IF ( ASSOCIATED( tswst_m ) ) tswst_m = tswst |
---|
787 | ENDIF |
---|
788 | |
---|
789 | ENDIF |
---|
790 | |
---|
791 | ! |
---|
792 | !-- Initialize Prandtl layer quantities |
---|
793 | IF ( prandtl_layer ) THEN |
---|
794 | |
---|
795 | z0 = roughness_length |
---|
796 | |
---|
797 | IF ( .NOT. constant_heatflux ) THEN |
---|
798 | ! |
---|
799 | !-- Surface temperature is prescribed. Here the heat flux cannot be |
---|
800 | !-- simply estimated, because therefore rif, u* and theta* would have |
---|
801 | !-- to be computed by iteration. This is why the heat flux is assumed |
---|
802 | !-- to be zero before the first time step. It approaches its correct |
---|
803 | !-- value in the course of the first few time steps. |
---|
804 | shf = 0.0 |
---|
805 | IF ( ASSOCIATED( shf_m ) ) shf_m = 0.0 |
---|
806 | ENDIF |
---|
807 | |
---|
808 | IF ( humidity .OR. passive_scalar ) THEN |
---|
809 | IF ( .NOT. constant_waterflux ) THEN |
---|
810 | qsws = 0.0 |
---|
811 | IF ( ASSOCIATED( qsws_m ) ) qsws_m = 0.0 |
---|
812 | ENDIF |
---|
813 | ENDIF |
---|
814 | |
---|
815 | ENDIF |
---|
816 | |
---|
817 | ! |
---|
818 | !-- Calculate the initial volume flow at the right and north boundary |
---|
819 | IF ( conserve_volume_flow ) THEN |
---|
820 | |
---|
821 | volume_flow_initial_l = 0.0 |
---|
822 | volume_flow_area_l = 0.0 |
---|
823 | |
---|
824 | IF ( nxr == nx ) THEN |
---|
825 | DO j = nys, nyn |
---|
826 | DO k = nzb_2d(j,nx) + 1, nzt |
---|
827 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
828 | u(k,j,nx) * dzu(k) |
---|
829 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzu(k) |
---|
830 | ENDDO |
---|
831 | ! |
---|
832 | !-- Correction if velocity at nzb+1 has been set zero further above |
---|
833 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
834 | u_nzb_p1_for_vfc(j) |
---|
835 | ENDDO |
---|
836 | ENDIF |
---|
837 | |
---|
838 | IF ( nyn == ny ) THEN |
---|
839 | DO i = nxl, nxr |
---|
840 | DO k = nzb_2d(ny,i) + 1, nzt |
---|
841 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
842 | v(k,ny,i) * dzu(k) |
---|
843 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzu(k) |
---|
844 | ENDDO |
---|
845 | ! |
---|
846 | !-- Correction if velocity at nzb+1 has been set zero further above |
---|
847 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
848 | v_nzb_p1_for_vfc(i) |
---|
849 | ENDDO |
---|
850 | ENDIF |
---|
851 | |
---|
852 | #if defined( __parallel ) |
---|
853 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
854 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
855 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
856 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
857 | #else |
---|
858 | volume_flow_initial = volume_flow_initial_l |
---|
859 | volume_flow_area = volume_flow_area_l |
---|
860 | #endif |
---|
861 | ! |
---|
862 | !-- In case of 'bulk_velocity' mode, volume_flow_initial is overridden |
---|
863 | !-- and calculated from u|v_bulk instead. |
---|
864 | IF ( TRIM( conserve_volume_flow_mode ) == 'bulk_velocity' ) THEN |
---|
865 | volume_flow_initial(1) = u_bulk * volume_flow_area(1) |
---|
866 | volume_flow_initial(2) = v_bulk * volume_flow_area(2) |
---|
867 | ENDIF |
---|
868 | |
---|
869 | ENDIF |
---|
870 | |
---|
871 | ! |
---|
872 | !-- For the moment, perturbation pressure and vertical velocity are zero |
---|
873 | p = 0.0; w = 0.0 |
---|
874 | |
---|
875 | ! |
---|
876 | !-- Initialize array sums (must be defined in first call of pres) |
---|
877 | sums = 0.0 |
---|
878 | |
---|
879 | ! |
---|
880 | !-- Treating cloud physics, liquid water content and precipitation amount |
---|
881 | !-- are zero at beginning of the simulation |
---|
882 | IF ( cloud_physics ) THEN |
---|
883 | ql = 0.0 |
---|
884 | IF ( precipitation ) precipitation_amount = 0.0 |
---|
885 | ENDIF |
---|
886 | |
---|
887 | ! |
---|
888 | !-- Impose vortex with vertical axis on the initial velocity profile |
---|
889 | IF ( INDEX( initializing_actions, 'initialize_vortex' ) /= 0 ) THEN |
---|
890 | CALL init_rankine |
---|
891 | ENDIF |
---|
892 | |
---|
893 | ! |
---|
894 | !-- Impose temperature anomaly (advection test only) |
---|
895 | IF ( INDEX( initializing_actions, 'initialize_ptanom' ) /= 0 ) THEN |
---|
896 | CALL init_pt_anomaly |
---|
897 | ENDIF |
---|
898 | |
---|
899 | ! |
---|
900 | !-- If required, change the surface temperature at the start of the 3D run |
---|
901 | IF ( pt_surface_initial_change /= 0.0 ) THEN |
---|
902 | pt(nzb,:,:) = pt(nzb,:,:) + pt_surface_initial_change |
---|
903 | ENDIF |
---|
904 | |
---|
905 | ! |
---|
906 | !-- If required, change the surface humidity/scalar at the start of the 3D |
---|
907 | !-- run |
---|
908 | IF ( ( humidity .OR. passive_scalar ) .AND. & |
---|
909 | q_surface_initial_change /= 0.0 ) THEN |
---|
910 | q(nzb,:,:) = q(nzb,:,:) + q_surface_initial_change |
---|
911 | ENDIF |
---|
912 | |
---|
913 | ! |
---|
914 | !-- Initialize the random number generator (from numerical recipes) |
---|
915 | CALL random_function_ini |
---|
916 | |
---|
917 | ! |
---|
918 | !-- Impose random perturbation on the horizontal velocity field and then |
---|
919 | !-- remove the divergences from the velocity field |
---|
920 | IF ( create_disturbances ) THEN |
---|
921 | CALL disturb_field( nzb_u_inner, tend, u ) |
---|
922 | CALL disturb_field( nzb_v_inner, tend, v ) |
---|
923 | n_sor = nsor_ini |
---|
924 | CALL pres |
---|
925 | n_sor = nsor |
---|
926 | ENDIF |
---|
927 | |
---|
928 | ! |
---|
929 | !-- Once again set the perturbation pressure explicitly to zero in order to |
---|
930 | !-- assure that it does not generate any divergences in the first time step. |
---|
931 | !-- At t=0 the velocity field is free of divergence (as constructed above). |
---|
932 | !-- Divergences being created during a time step are not yet known and thus |
---|
933 | !-- cannot be corrected during the time step yet. |
---|
934 | p = 0.0 |
---|
935 | |
---|
936 | ! |
---|
937 | !-- Initialize old and new time levels. |
---|
938 | IF ( timestep_scheme(1:5) /= 'runge' ) THEN |
---|
939 | e_m = e; pt_m = pt; u_m = u; v_m = v; w_m = w; kh_m = kh; km_m = km |
---|
940 | ELSE |
---|
941 | te_m = 0.0; tpt_m = 0.0; tu_m = 0.0; tv_m = 0.0; tw_m = 0.0 |
---|
942 | ENDIF |
---|
943 | e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
944 | |
---|
945 | IF ( humidity .OR. passive_scalar ) THEN |
---|
946 | IF ( ASSOCIATED( q_m ) ) q_m = q |
---|
947 | IF ( timestep_scheme(1:5) == 'runge' ) tq_m = 0.0 |
---|
948 | q_p = q |
---|
949 | IF ( humidity .AND. ASSOCIATED( vpt_m ) ) vpt_m = vpt |
---|
950 | ENDIF |
---|
951 | |
---|
952 | IF ( ocean ) THEN |
---|
953 | tsa_m = 0.0 |
---|
954 | sa_p = sa |
---|
955 | ENDIF |
---|
956 | |
---|
957 | |
---|
958 | ELSEIF ( TRIM( initializing_actions ) == 'read_restart_data' .OR. & |
---|
959 | TRIM( initializing_actions ) == 'cyclic_fill' ) & |
---|
960 | THEN |
---|
961 | ! |
---|
962 | !-- When reading data for cyclic fill of 3D prerun data, first read |
---|
963 | !-- some of the global variables from restart file |
---|
964 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
965 | |
---|
966 | WRITE (9,*) 'before read_parts_of_var_list' |
---|
967 | CALL local_flush( 9 ) |
---|
968 | CALL read_parts_of_var_list |
---|
969 | WRITE (9,*) 'after read_parts_of_var_list' |
---|
970 | CALL local_flush( 9 ) |
---|
971 | CALL close_file( 13 ) |
---|
972 | |
---|
973 | ! |
---|
974 | !-- Initialization of the turbulence recycling method |
---|
975 | IF ( turbulent_inflow ) THEN |
---|
976 | ! |
---|
977 | !-- Store temporally and horizontally averaged vertical profiles to be |
---|
978 | !-- used as mean inflow profiles |
---|
979 | ALLOCATE( mean_inflow_profiles(nzb:nzt+1,5) ) |
---|
980 | |
---|
981 | mean_inflow_profiles(:,1) = hom_sum(:,1,0) ! u |
---|
982 | mean_inflow_profiles(:,2) = hom_sum(:,2,0) ! v |
---|
983 | mean_inflow_profiles(:,4) = hom_sum(:,4,0) ! pt |
---|
984 | mean_inflow_profiles(:,5) = hom_sum(:,8,0) ! e |
---|
985 | |
---|
986 | ! |
---|
987 | !-- Use these mean profiles for the inflow (provided that Dirichlet |
---|
988 | !-- conditions are used) |
---|
989 | IF ( inflow_l ) THEN |
---|
990 | DO j = nys-1, nyn+1 |
---|
991 | DO k = nzb, nzt+1 |
---|
992 | u(k,j,-1) = mean_inflow_profiles(k,1) |
---|
993 | v(k,j,-1) = mean_inflow_profiles(k,2) |
---|
994 | w(k,j,-1) = 0.0 |
---|
995 | pt(k,j,-1) = mean_inflow_profiles(k,4) |
---|
996 | e(k,j,-1) = mean_inflow_profiles(k,5) |
---|
997 | ENDDO |
---|
998 | ENDDO |
---|
999 | ENDIF |
---|
1000 | |
---|
1001 | ! |
---|
1002 | !-- Calculate the damping factors to be used at the inflow. For a |
---|
1003 | !-- turbulent inflow the turbulent fluctuations have to be limited |
---|
1004 | !-- vertically because otherwise the turbulent inflow layer will grow |
---|
1005 | !-- in time. |
---|
1006 | IF ( inflow_damping_height == 9999999.9 ) THEN |
---|
1007 | ! |
---|
1008 | !-- Default: use the inversion height calculated by the prerun; if |
---|
1009 | !-- this is zero, inflow_damping_height must be explicitly |
---|
1010 | !-- specified. |
---|
1011 | IF ( hom_sum(nzb+6,pr_palm,0) /= 0.0 ) THEN |
---|
1012 | inflow_damping_height = hom_sum(nzb+6,pr_palm,0) |
---|
1013 | ELSE |
---|
1014 | WRITE( message_string, * ) 'inflow_damping_height must be ',& |
---|
1015 | 'explicitly specified because&the inversion height ', & |
---|
1016 | 'calculated by the prerun is zero.' |
---|
1017 | CALL message( 'init_3d_model', 'PA0318', 1, 2, 0, 6, 0 ) |
---|
1018 | ENDIF |
---|
1019 | |
---|
1020 | ENDIF |
---|
1021 | |
---|
1022 | IF ( inflow_damping_width == 9999999.9 ) THEN |
---|
1023 | ! |
---|
1024 | !-- Default for the transition range: one tenth of the undamped |
---|
1025 | !-- layer |
---|
1026 | inflow_damping_width = 0.1 * inflow_damping_height |
---|
1027 | |
---|
1028 | ENDIF |
---|
1029 | |
---|
1030 | ALLOCATE( inflow_damping_factor(nzb:nzt+1) ) |
---|
1031 | |
---|
1032 | DO k = nzb, nzt+1 |
---|
1033 | |
---|
1034 | IF ( zu(k) <= inflow_damping_height ) THEN |
---|
1035 | inflow_damping_factor(k) = 1.0 |
---|
1036 | ELSEIF ( zu(k) <= inflow_damping_height + & |
---|
1037 | inflow_damping_width ) THEN |
---|
1038 | inflow_damping_factor(k) = 1.0 - & |
---|
1039 | ( zu(k) - inflow_damping_height ) / & |
---|
1040 | inflow_damping_width |
---|
1041 | ELSE |
---|
1042 | inflow_damping_factor(k) = 0.0 |
---|
1043 | ENDIF |
---|
1044 | |
---|
1045 | ENDDO |
---|
1046 | ENDIF |
---|
1047 | |
---|
1048 | ENDIF |
---|
1049 | |
---|
1050 | ! |
---|
1051 | !-- Read binary data from restart file |
---|
1052 | WRITE (9,*) 'before read_3d_binary' |
---|
1053 | CALL local_flush( 9 ) |
---|
1054 | CALL read_3d_binary |
---|
1055 | WRITE (9,*) 'after read_3d_binary' |
---|
1056 | CALL local_flush( 9 ) |
---|
1057 | |
---|
1058 | ! |
---|
1059 | !-- Inside buildings set velocities and TKE back to zero |
---|
1060 | IF ( TRIM( initializing_actions ) == 'cyclic_fill' .AND. & |
---|
1061 | topography /= 'flat' ) THEN |
---|
1062 | ! |
---|
1063 | !-- Correction of initial volume flow |
---|
1064 | IF ( conserve_volume_flow ) THEN |
---|
1065 | IF ( nxr == nx ) THEN |
---|
1066 | DO j = nys, nyn |
---|
1067 | DO k = nzb + 1, nzb_u_inner(j,nx) |
---|
1068 | u_nzb_p1_for_vfc(j) = u_nzb_p1_for_vfc(j) + & |
---|
1069 | u(k,j,nx) * dzu(k) |
---|
1070 | ENDDO |
---|
1071 | ENDDO |
---|
1072 | ENDIF |
---|
1073 | IF ( nyn == ny ) THEN |
---|
1074 | DO i = nxl, nxr |
---|
1075 | DO k = nzb + 1, nzb_v_inner(ny,i) |
---|
1076 | v_nzb_p1_for_vfc(i) = v_nzb_p1_for_vfc(i) + & |
---|
1077 | v(k,ny,i) * dzu(k) |
---|
1078 | ENDDO |
---|
1079 | ENDDO |
---|
1080 | ENDIF |
---|
1081 | ENDIF |
---|
1082 | |
---|
1083 | ! |
---|
1084 | !-- Inside buildings set velocities and TKE back to zero. |
---|
1085 | !-- Other scalars (pt, q, s, km, kh, p, sa, ...) are ignored at present, |
---|
1086 | !-- maybe revise later. |
---|
1087 | IF ( timestep_scheme(1:5) == 'runge' ) THEN |
---|
1088 | DO i = nxl-1, nxr+1 |
---|
1089 | DO j = nys-1, nyn+1 |
---|
1090 | u (nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1091 | v (nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1092 | w (nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1093 | e (nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1094 | u_m(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1095 | v_m(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1096 | w_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1097 | e_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1098 | tu_m(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1099 | tv_m(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1100 | tw_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1101 | te_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1102 | tpt_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1103 | ENDDO |
---|
1104 | ENDDO |
---|
1105 | ELSE |
---|
1106 | DO i = nxl-1, nxr+1 |
---|
1107 | DO j = nys-1, nyn+1 |
---|
1108 | u (nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1109 | v (nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1110 | w (nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1111 | e (nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1112 | u_m(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1113 | v_m(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1114 | w_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1115 | e_m(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1116 | u_p(nzb:nzb_u_inner(j,i),j,i) = 0.0 |
---|
1117 | v_p(nzb:nzb_v_inner(j,i),j,i) = 0.0 |
---|
1118 | w_p(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1119 | e_p(nzb:nzb_w_inner(j,i),j,i) = 0.0 |
---|
1120 | ENDDO |
---|
1121 | ENDDO |
---|
1122 | ENDIF |
---|
1123 | |
---|
1124 | ENDIF |
---|
1125 | |
---|
1126 | ! |
---|
1127 | !-- Calculate the initial volume flow at the right and north boundary |
---|
1128 | IF ( conserve_volume_flow .AND. & |
---|
1129 | TRIM( initializing_actions ) == 'cyclic_fill' ) THEN |
---|
1130 | |
---|
1131 | volume_flow_initial_l = 0.0 |
---|
1132 | volume_flow_area_l = 0.0 |
---|
1133 | |
---|
1134 | IF ( nxr == nx ) THEN |
---|
1135 | DO j = nys, nyn |
---|
1136 | DO k = nzb_2d(j,nx) + 1, nzt |
---|
1137 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
1138 | u(k,j,nx) * dzu(k) |
---|
1139 | volume_flow_area_l(1) = volume_flow_area_l(1) + dzu(k) |
---|
1140 | ENDDO |
---|
1141 | ! |
---|
1142 | !-- Correction if velocity inside buildings has been set to zero |
---|
1143 | !-- further above |
---|
1144 | volume_flow_initial_l(1) = volume_flow_initial_l(1) + & |
---|
1145 | u_nzb_p1_for_vfc(j) |
---|
1146 | ENDDO |
---|
1147 | ENDIF |
---|
1148 | |
---|
1149 | IF ( nyn == ny ) THEN |
---|
1150 | DO i = nxl, nxr |
---|
1151 | DO k = nzb_2d(ny,i) + 1, nzt |
---|
1152 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
1153 | v(k,ny,i) * dzu(k) |
---|
1154 | volume_flow_area_l(2) = volume_flow_area_l(2) + dzu(k) |
---|
1155 | ENDDO |
---|
1156 | ! |
---|
1157 | !-- Correction if velocity inside buildings has been set to zero |
---|
1158 | !-- further above |
---|
1159 | volume_flow_initial_l(2) = volume_flow_initial_l(2) + & |
---|
1160 | v_nzb_p1_for_vfc(i) |
---|
1161 | ENDDO |
---|
1162 | ENDIF |
---|
1163 | |
---|
1164 | #if defined( __parallel ) |
---|
1165 | CALL MPI_ALLREDUCE( volume_flow_initial_l(1), volume_flow_initial(1),& |
---|
1166 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1167 | CALL MPI_ALLREDUCE( volume_flow_area_l(1), volume_flow_area(1), & |
---|
1168 | 2, MPI_REAL, MPI_SUM, comm2d, ierr ) |
---|
1169 | #else |
---|
1170 | volume_flow_initial = volume_flow_initial_l |
---|
1171 | volume_flow_area = volume_flow_area_l |
---|
1172 | #endif |
---|
1173 | ENDIF |
---|
1174 | |
---|
1175 | |
---|
1176 | ! |
---|
1177 | !-- Calculate initial temperature field and other constants used in case |
---|
1178 | !-- of a sloping surface |
---|
1179 | IF ( sloping_surface ) CALL init_slope |
---|
1180 | |
---|
1181 | ! |
---|
1182 | !-- Initialize new time levels (only done in order to set boundary values |
---|
1183 | !-- including ghost points) |
---|
1184 | e_p = e; pt_p = pt; u_p = u; v_p = v; w_p = w |
---|
1185 | IF ( humidity .OR. passive_scalar ) q_p = q |
---|
1186 | IF ( ocean ) sa_p = sa |
---|
1187 | |
---|
1188 | ! |
---|
1189 | !-- Allthough tendency arrays are set in prognostic_equations, they have |
---|
1190 | !-- have to be predefined here because they are used (but multiplied with 0) |
---|
1191 | !-- there before they are set. |
---|
1192 | IF ( timestep_scheme(1:5) == 'runge' ) THEN |
---|
1193 | te_m = 0.0; tpt_m = 0.0; tu_m = 0.0; tv_m = 0.0; tw_m = 0.0 |
---|
1194 | IF ( humidity .OR. passive_scalar ) tq_m = 0.0 |
---|
1195 | IF ( ocean ) tsa_m = 0.0 |
---|
1196 | ENDIF |
---|
1197 | |
---|
1198 | ELSE |
---|
1199 | ! |
---|
1200 | !-- Actually this part of the programm should not be reached |
---|
1201 | message_string = 'unknown initializing problem' |
---|
1202 | CALL message( 'init_3d_model', 'PA0193', 1, 2, 0, 6, 0 ) |
---|
1203 | ENDIF |
---|
1204 | |
---|
1205 | |
---|
1206 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
---|
1207 | ! |
---|
1208 | !-- Initialize old timelevels needed for radiation boundary conditions |
---|
1209 | IF ( outflow_l ) THEN |
---|
1210 | u_m_l(:,:,:) = u(:,:,1:2) |
---|
1211 | v_m_l(:,:,:) = v(:,:,0:1) |
---|
1212 | w_m_l(:,:,:) = w(:,:,0:1) |
---|
1213 | ENDIF |
---|
1214 | IF ( outflow_r ) THEN |
---|
1215 | u_m_r(:,:,:) = u(:,:,nx-1:nx) |
---|
1216 | v_m_r(:,:,:) = v(:,:,nx-1:nx) |
---|
1217 | w_m_r(:,:,:) = w(:,:,nx-1:nx) |
---|
1218 | ENDIF |
---|
1219 | IF ( outflow_s ) THEN |
---|
1220 | u_m_s(:,:,:) = u(:,0:1,:) |
---|
1221 | v_m_s(:,:,:) = v(:,1:2,:) |
---|
1222 | w_m_s(:,:,:) = w(:,0:1,:) |
---|
1223 | ENDIF |
---|
1224 | IF ( outflow_n ) THEN |
---|
1225 | u_m_n(:,:,:) = u(:,ny-1:ny,:) |
---|
1226 | v_m_n(:,:,:) = v(:,ny-1:ny,:) |
---|
1227 | w_m_n(:,:,:) = w(:,ny-1:ny,:) |
---|
1228 | ENDIF |
---|
1229 | |
---|
1230 | ENDIF |
---|
1231 | |
---|
1232 | ! |
---|
1233 | !-- Initialization of the leaf area density |
---|
1234 | IF ( plant_canopy ) THEN |
---|
1235 | |
---|
1236 | SELECT CASE ( TRIM( canopy_mode ) ) |
---|
1237 | |
---|
1238 | CASE( 'block' ) |
---|
1239 | |
---|
1240 | DO i = nxl-1, nxr+1 |
---|
1241 | DO j = nys-1, nyn+1 |
---|
1242 | lad_s(:,j,i) = lad(:) |
---|
1243 | cdc(:,j,i) = drag_coefficient |
---|
1244 | IF ( passive_scalar ) THEN |
---|
1245 | sls(:,j,i) = leaf_surface_concentration |
---|
1246 | sec(:,j,i) = scalar_exchange_coefficient |
---|
1247 | ENDIF |
---|
1248 | ENDDO |
---|
1249 | ENDDO |
---|
1250 | |
---|
1251 | CASE DEFAULT |
---|
1252 | |
---|
1253 | ! |
---|
1254 | !-- The DEFAULT case is reached either if the parameter |
---|
1255 | !-- canopy mode contains a wrong character string or if the |
---|
1256 | !-- user has coded a special case in the user interface. |
---|
1257 | !-- There, the subroutine user_init_plant_canopy checks |
---|
1258 | !-- which of these two conditions applies. |
---|
1259 | CALL user_init_plant_canopy |
---|
1260 | |
---|
1261 | END SELECT |
---|
1262 | |
---|
1263 | CALL exchange_horiz( lad_s ) |
---|
1264 | CALL exchange_horiz( cdc ) |
---|
1265 | |
---|
1266 | IF ( passive_scalar ) THEN |
---|
1267 | CALL exchange_horiz( sls ) |
---|
1268 | CALL exchange_horiz( sec ) |
---|
1269 | ENDIF |
---|
1270 | |
---|
1271 | ! |
---|
1272 | !-- Sharp boundaries of the plant canopy in horizontal directions |
---|
1273 | !-- In vertical direction the interpolation is retained, as the leaf |
---|
1274 | !-- area density is initialised by prescribing a vertical profile |
---|
1275 | !-- consisting of piecewise linear segments. The upper boundary |
---|
1276 | !-- of the plant canopy is now defined by lad_w(pch_index,:,:) = 0.0. |
---|
1277 | |
---|
1278 | DO i = nxl, nxr |
---|
1279 | DO j = nys, nyn |
---|
1280 | DO k = nzb, nzt+1 |
---|
1281 | IF ( lad_s(k,j,i) > 0.0 ) THEN |
---|
1282 | lad_u(k,j,i) = lad_s(k,j,i) |
---|
1283 | lad_u(k,j,i+1) = lad_s(k,j,i) |
---|
1284 | lad_v(k,j,i) = lad_s(k,j,i) |
---|
1285 | lad_v(k,j+1,i) = lad_s(k,j,i) |
---|
1286 | ENDIF |
---|
1287 | ENDDO |
---|
1288 | DO k = nzb, nzt |
---|
1289 | lad_w(k,j,i) = 0.5 * ( lad_s(k+1,j,i) + lad_s(k,j,i) ) |
---|
1290 | ENDDO |
---|
1291 | ENDDO |
---|
1292 | ENDDO |
---|
1293 | |
---|
1294 | lad_w(pch_index,:,:) = 0.0 |
---|
1295 | lad_w(nzt+1,:,:) = lad_w(nzt,:,:) |
---|
1296 | |
---|
1297 | CALL exchange_horiz( lad_u ) |
---|
1298 | CALL exchange_horiz( lad_v ) |
---|
1299 | CALL exchange_horiz( lad_w ) |
---|
1300 | |
---|
1301 | ! |
---|
1302 | !-- Initialisation of the canopy heat source distribution |
---|
1303 | IF ( cthf /= 0.0 ) THEN |
---|
1304 | ! |
---|
1305 | !-- Piecewise evaluation of the leaf area index by |
---|
1306 | !-- integration of the leaf area density |
---|
1307 | lai(:,:,:) = 0.0 |
---|
1308 | DO i = nxl-1, nxr+1 |
---|
1309 | DO j = nys-1, nyn+1 |
---|
1310 | DO k = pch_index-1, 0, -1 |
---|
1311 | lai(k,j,i) = lai(k+1,j,i) + & |
---|
1312 | ( 0.5 * ( lad_w(k+1,j,i) + & |
---|
1313 | lad_s(k+1,j,i) ) * & |
---|
1314 | ( zw(k+1) - zu(k+1) ) ) + & |
---|
1315 | ( 0.5 * ( lad_w(k,j,i) + & |
---|
1316 | lad_s(k+1,j,i) ) * & |
---|
1317 | ( zu(k+1) - zw(k) ) ) |
---|
1318 | ENDDO |
---|
1319 | ENDDO |
---|
1320 | ENDDO |
---|
1321 | |
---|
1322 | ! |
---|
1323 | !-- Evaluation of the upward kinematic vertical heat flux within the |
---|
1324 | !-- canopy |
---|
1325 | DO i = nxl-1, nxr+1 |
---|
1326 | DO j = nys-1, nyn+1 |
---|
1327 | DO k = 0, pch_index |
---|
1328 | canopy_heat_flux(k,j,i) = cthf * & |
---|
1329 | exp( -0.6 * lai(k,j,i) ) |
---|
1330 | ENDDO |
---|
1331 | ENDDO |
---|
1332 | ENDDO |
---|
1333 | |
---|
1334 | ! |
---|
1335 | !-- The near surface heat flux is derived from the heat flux |
---|
1336 | !-- distribution within the canopy |
---|
1337 | shf(:,:) = canopy_heat_flux(0,:,:) |
---|
1338 | |
---|
1339 | IF ( ASSOCIATED( shf_m ) ) shf_m = shf |
---|
1340 | |
---|
1341 | ENDIF |
---|
1342 | |
---|
1343 | ENDIF |
---|
1344 | |
---|
1345 | ! |
---|
1346 | !-- If required, initialize dvrp-software |
---|
1347 | IF ( dt_dvrp /= 9999999.9 ) CALL init_dvrp |
---|
1348 | |
---|
1349 | IF ( ocean ) THEN |
---|
1350 | ! |
---|
1351 | !-- Initialize quantities needed for the ocean model |
---|
1352 | CALL init_ocean |
---|
1353 | |
---|
1354 | ELSE |
---|
1355 | ! |
---|
1356 | !-- Initialize quantities for handling cloud physics |
---|
1357 | !-- This routine must be called before init_particles, because |
---|
1358 | !-- otherwise, array pt_d_t, needed in data_output_dvrp (called by |
---|
1359 | !-- init_particles) is not defined. |
---|
1360 | CALL init_cloud_physics |
---|
1361 | ENDIF |
---|
1362 | |
---|
1363 | ! |
---|
1364 | !-- If required, initialize particles |
---|
1365 | IF ( particle_advection ) CALL init_particles |
---|
1366 | |
---|
1367 | ! |
---|
1368 | !-- Initialize quantities for special advections schemes |
---|
1369 | CALL init_advec |
---|
1370 | |
---|
1371 | ! |
---|
1372 | !-- Initialize Rayleigh damping factors |
---|
1373 | rdf = 0.0 |
---|
1374 | IF ( rayleigh_damping_factor /= 0.0 ) THEN |
---|
1375 | IF ( .NOT. ocean ) THEN |
---|
1376 | DO k = nzb+1, nzt |
---|
1377 | IF ( zu(k) >= rayleigh_damping_height ) THEN |
---|
1378 | rdf(k) = rayleigh_damping_factor * & |
---|
1379 | ( SIN( pi * 0.5 * ( zu(k) - rayleigh_damping_height ) & |
---|
1380 | / ( zu(nzt) - rayleigh_damping_height ) )& |
---|
1381 | )**2 |
---|
1382 | ENDIF |
---|
1383 | ENDDO |
---|
1384 | ELSE |
---|
1385 | DO k = nzt, nzb+1, -1 |
---|
1386 | IF ( zu(k) <= rayleigh_damping_height ) THEN |
---|
1387 | rdf(k) = rayleigh_damping_factor * & |
---|
1388 | ( SIN( pi * 0.5 * ( rayleigh_damping_height - zu(k) ) & |
---|
1389 | / ( rayleigh_damping_height - zu(nzb+1)))& |
---|
1390 | )**2 |
---|
1391 | ENDIF |
---|
1392 | ENDDO |
---|
1393 | ENDIF |
---|
1394 | ENDIF |
---|
1395 | |
---|
1396 | ! |
---|
1397 | !-- Initialize the starting level and the vertical smoothing factor used for |
---|
1398 | !-- the external pressure gradient |
---|
1399 | dp_smooth_factor = 1.0 |
---|
1400 | IF ( dp_external ) THEN |
---|
1401 | ! |
---|
1402 | !-- Set the starting level dp_level_ind_b only if it has not been set before |
---|
1403 | !-- (e.g. in init_grid). |
---|
1404 | IF ( dp_level_ind_b == 0 ) THEN |
---|
1405 | ind_array = MINLOC( ABS( dp_level_b - zu ) ) |
---|
1406 | dp_level_ind_b = ind_array(1) - 1 + nzb |
---|
1407 | ! MINLOC uses lower array bound 1 |
---|
1408 | ENDIF |
---|
1409 | IF ( dp_smooth ) THEN |
---|
1410 | dp_smooth_factor(:dp_level_ind_b) = 0.0 |
---|
1411 | DO k = dp_level_ind_b+1, nzt |
---|
1412 | dp_smooth_factor(k) = 0.5 * ( 1.0 + SIN( pi * & |
---|
1413 | ( REAL( k - dp_level_ind_b ) / & |
---|
1414 | REAL( nzt - dp_level_ind_b ) - 0.5 ) ) ) |
---|
1415 | ENDDO |
---|
1416 | ENDIF |
---|
1417 | ENDIF |
---|
1418 | |
---|
1419 | ! |
---|
1420 | !-- Initialize diffusivities used within the outflow damping layer in case of |
---|
1421 | !-- non-cyclic lateral boundaries. A linear increase is assumed over the first |
---|
1422 | !-- half of the width of the damping layer |
---|
1423 | IF ( bc_lr == 'dirichlet/radiation' ) THEN |
---|
1424 | |
---|
1425 | DO i = nxl-1, nxr+1 |
---|
1426 | IF ( i >= nx - outflow_damping_width ) THEN |
---|
1427 | km_damp_x(i) = km_damp_max * MIN( 1.0, & |
---|
1428 | ( i - ( nx - outflow_damping_width ) ) / & |
---|
1429 | REAL( outflow_damping_width/2 ) & |
---|
1430 | ) |
---|
1431 | ELSE |
---|
1432 | km_damp_x(i) = 0.0 |
---|
1433 | ENDIF |
---|
1434 | ENDDO |
---|
1435 | |
---|
1436 | ELSEIF ( bc_lr == 'radiation/dirichlet' ) THEN |
---|
1437 | |
---|
1438 | DO i = nxl-1, nxr+1 |
---|
1439 | IF ( i <= outflow_damping_width ) THEN |
---|
1440 | km_damp_x(i) = km_damp_max * MIN( 1.0, & |
---|
1441 | ( outflow_damping_width - i ) / & |
---|
1442 | REAL( outflow_damping_width/2 ) & |
---|
1443 | ) |
---|
1444 | ELSE |
---|
1445 | km_damp_x(i) = 0.0 |
---|
1446 | ENDIF |
---|
1447 | ENDDO |
---|
1448 | |
---|
1449 | ENDIF |
---|
1450 | |
---|
1451 | IF ( bc_ns == 'dirichlet/radiation' ) THEN |
---|
1452 | |
---|
1453 | DO j = nys-1, nyn+1 |
---|
1454 | IF ( j >= ny - outflow_damping_width ) THEN |
---|
1455 | km_damp_y(j) = km_damp_max * MIN( 1.0, & |
---|
1456 | ( j - ( ny - outflow_damping_width ) ) / & |
---|
1457 | REAL( outflow_damping_width/2 ) & |
---|
1458 | ) |
---|
1459 | ELSE |
---|
1460 | km_damp_y(j) = 0.0 |
---|
1461 | ENDIF |
---|
1462 | ENDDO |
---|
1463 | |
---|
1464 | ELSEIF ( bc_ns == 'radiation/dirichlet' ) THEN |
---|
1465 | |
---|
1466 | DO j = nys-1, nyn+1 |
---|
1467 | IF ( j <= outflow_damping_width ) THEN |
---|
1468 | km_damp_y(j) = km_damp_max * MIN( 1.0, & |
---|
1469 | ( outflow_damping_width - j ) / & |
---|
1470 | REAL( outflow_damping_width/2 ) & |
---|
1471 | ) |
---|
1472 | ELSE |
---|
1473 | km_damp_y(j) = 0.0 |
---|
1474 | ENDIF |
---|
1475 | ENDDO |
---|
1476 | |
---|
1477 | ENDIF |
---|
1478 | |
---|
1479 | ! |
---|
1480 | !-- Initialize local summation arrays for UP flow_statistics. This is necessary |
---|
1481 | !-- because they may not yet have been initialized when they are called from |
---|
1482 | !-- flow_statistics (or - depending on the chosen model run - are never |
---|
1483 | !-- initialized) |
---|
1484 | sums_divnew_l = 0.0 |
---|
1485 | sums_divold_l = 0.0 |
---|
1486 | sums_l_l = 0.0 |
---|
1487 | sums_up_fraction_l = 0.0 |
---|
1488 | sums_wsts_bc_l = 0.0 |
---|
1489 | |
---|
1490 | ! |
---|
1491 | !-- Pre-set masks for regional statistics. Default is the total model domain. |
---|
1492 | rmask = 1.0 |
---|
1493 | |
---|
1494 | ! |
---|
1495 | !-- User-defined initializing actions. Check afterwards, if maximum number |
---|
1496 | !-- of allowed timeseries is not exceeded |
---|
1497 | CALL user_init |
---|
1498 | |
---|
1499 | IF ( dots_num > dots_max ) THEN |
---|
1500 | WRITE( message_string, * ) 'number of time series quantities exceeds', & |
---|
1501 | ' its maximum of dots_max = ', dots_max, & |
---|
1502 | ' &Please increase dots_max in modules.f90.' |
---|
1503 | CALL message( 'init_3d_model', 'PA0194', 1, 2, 0, 6, 0 ) |
---|
1504 | ENDIF |
---|
1505 | |
---|
1506 | ! |
---|
1507 | !-- Input binary data file is not needed anymore. This line must be placed |
---|
1508 | !-- after call of user_init! |
---|
1509 | CALL close_file( 13 ) |
---|
1510 | |
---|
1511 | ! |
---|
1512 | !-- Compute total sum of active mask grid points |
---|
1513 | !-- ngp_2dh: number of grid points of a horizontal cross section through the |
---|
1514 | !-- total domain |
---|
1515 | !-- ngp_3d: number of grid points of the total domain |
---|
1516 | ngp_2dh_outer_l = 0 |
---|
1517 | ngp_2dh_outer = 0 |
---|
1518 | ngp_2dh_s_inner_l = 0 |
---|
1519 | ngp_2dh_s_inner = 0 |
---|
1520 | ngp_2dh_l = 0 |
---|
1521 | ngp_2dh = 0 |
---|
1522 | ngp_3d_inner_l = 0 |
---|
1523 | ngp_3d_inner = 0 |
---|
1524 | ngp_3d = 0 |
---|
1525 | ngp_sums = ( nz + 2 ) * ( pr_palm + max_pr_user ) |
---|
1526 | |
---|
1527 | DO sr = 0, statistic_regions |
---|
1528 | DO i = nxl, nxr |
---|
1529 | DO j = nys, nyn |
---|
1530 | IF ( rmask(j,i,sr) == 1.0 ) THEN |
---|
1531 | ! |
---|
1532 | !-- All xy-grid points |
---|
1533 | ngp_2dh_l(sr) = ngp_2dh_l(sr) + 1 |
---|
1534 | ! |
---|
1535 | !-- xy-grid points above topography |
---|
1536 | DO k = nzb_s_outer(j,i), nz + 1 |
---|
1537 | ngp_2dh_outer_l(k,sr) = ngp_2dh_outer_l(k,sr) + 1 |
---|
1538 | ENDDO |
---|
1539 | DO k = nzb_s_inner(j,i), nz + 1 |
---|
1540 | ngp_2dh_s_inner_l(k,sr) = ngp_2dh_s_inner_l(k,sr) + 1 |
---|
1541 | ENDDO |
---|
1542 | ! |
---|
1543 | !-- All grid points of the total domain above topography |
---|
1544 | ngp_3d_inner_l(sr) = ngp_3d_inner_l(sr) + & |
---|
1545 | ( nz - nzb_s_inner(j,i) + 2 ) |
---|
1546 | ENDIF |
---|
1547 | ENDDO |
---|
1548 | ENDDO |
---|
1549 | ENDDO |
---|
1550 | |
---|
1551 | sr = statistic_regions + 1 |
---|
1552 | #if defined( __parallel ) |
---|
1553 | CALL MPI_ALLREDUCE( ngp_2dh_l(0), ngp_2dh(0), sr, MPI_INTEGER, MPI_SUM, & |
---|
1554 | comm2d, ierr ) |
---|
1555 | CALL MPI_ALLREDUCE( ngp_2dh_outer_l(0,0), ngp_2dh_outer(0,0), (nz+2)*sr, & |
---|
1556 | MPI_INTEGER, MPI_SUM, comm2d, ierr ) |
---|
1557 | CALL MPI_ALLREDUCE( ngp_2dh_s_inner_l(0,0), ngp_2dh_s_inner(0,0), & |
---|
1558 | (nz+2)*sr, MPI_INTEGER, MPI_SUM, comm2d, ierr ) |
---|
1559 | CALL MPI_ALLREDUCE( ngp_3d_inner_l(0), ngp_3d_inner(0), sr, MPI_INTEGER, & |
---|
1560 | MPI_SUM, comm2d, ierr ) |
---|
1561 | #else |
---|
1562 | ngp_2dh = ngp_2dh_l |
---|
1563 | ngp_2dh_outer = ngp_2dh_outer_l |
---|
1564 | ngp_2dh_s_inner = ngp_2dh_s_inner_l |
---|
1565 | ngp_3d_inner = ngp_3d_inner_l |
---|
1566 | #endif |
---|
1567 | |
---|
1568 | ngp_3d = ngp_2dh * ( nz + 2 ) |
---|
1569 | |
---|
1570 | ! |
---|
1571 | !-- Set a lower limit of 1 in order to avoid zero divisions in flow_statistics, |
---|
1572 | !-- buoyancy, etc. A zero value will occur for cases where all grid points of |
---|
1573 | !-- the respective subdomain lie below the surface topography |
---|
1574 | ngp_2dh_outer = MAX( 1, ngp_2dh_outer(:,:) ) |
---|
1575 | ngp_3d_inner = MAX( 1, ngp_3d_inner(:) ) |
---|
1576 | ngp_2dh_s_inner = MAX( 1, ngp_2dh_s_inner(:,:) ) |
---|
1577 | |
---|
1578 | DEALLOCATE( ngp_2dh_l, ngp_2dh_outer_l, ngp_3d_inner_l ) |
---|
1579 | |
---|
1580 | |
---|
1581 | END SUBROUTINE init_3d_model |
---|