| 1 | SUBROUTINE inflow_turbulence |
|---|
| 2 | |
|---|
| 3 | !--------------------------------------------------------------------------------! |
|---|
| 4 | ! This file is part of PALM. |
|---|
| 5 | ! |
|---|
| 6 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
|---|
| 7 | ! of the GNU General Public License as published by the Free Software Foundation, |
|---|
| 8 | ! either version 3 of the License, or (at your option) any later version. |
|---|
| 9 | ! |
|---|
| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
|---|
| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
|---|
| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
|---|
| 13 | ! |
|---|
| 14 | ! You should have received a copy of the GNU General Public License along with |
|---|
| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
|---|
| 16 | ! |
|---|
| 17 | ! Copyright 1997-2014 Leibniz Universitaet Hannover |
|---|
| 18 | !--------------------------------------------------------------------------------! |
|---|
| 19 | ! |
|---|
| 20 | ! Current revisions: |
|---|
| 21 | ! ----------------- |
|---|
| 22 | ! |
|---|
| 23 | ! |
|---|
| 24 | ! Former revisions: |
|---|
| 25 | ! ----------------- |
|---|
| 26 | ! $Id: inflow_turbulence.f90 1354 2014-04-08 15:22:57Z suehring $ |
|---|
| 27 | ! |
|---|
| 28 | ! 1353 2014-04-08 15:21:23Z heinze |
|---|
| 29 | ! REAL constants provided with KIND-attribute |
|---|
| 30 | ! |
|---|
| 31 | ! 1346 2014-03-27 13:18:20Z heinze |
|---|
| 32 | ! Bugfix: REAL constants provided with KIND-attribute especially in call of |
|---|
| 33 | ! intrinsic function like MAX, MIN, SIGN |
|---|
| 34 | ! |
|---|
| 35 | ! 1320 2014-03-20 08:40:49Z raasch |
|---|
| 36 | ! ONLY-attribute added to USE-statements, |
|---|
| 37 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
|---|
| 38 | ! kinds are defined in new module kinds, |
|---|
| 39 | ! revision history before 2012 removed, |
|---|
| 40 | ! comment fields (!:) to be used for variable explanations added to |
|---|
| 41 | ! all variable declaration statements |
|---|
| 42 | ! |
|---|
| 43 | ! 1092 2013-02-02 11:24:22Z raasch |
|---|
| 44 | ! unused variables removed |
|---|
| 45 | ! |
|---|
| 46 | ! 1036 2012-10-22 13:43:42Z raasch |
|---|
| 47 | ! code put under GPL (PALM 3.9) |
|---|
| 48 | ! |
|---|
| 49 | ! Initial version (2008/03/07) |
|---|
| 50 | ! |
|---|
| 51 | ! Description: |
|---|
| 52 | ! ------------ |
|---|
| 53 | ! Imposing turbulence at the respective inflow using the turbulence |
|---|
| 54 | ! recycling method of Kataoka and Mizuno (2002). |
|---|
| 55 | !------------------------------------------------------------------------------! |
|---|
| 56 | |
|---|
| 57 | USE arrays_3d, & |
|---|
| 58 | ONLY: e, inflow_damping_factor, mean_inflow_profiles, pt, u, v, w |
|---|
| 59 | |
|---|
| 60 | USE control_parameters, & |
|---|
| 61 | ONLY: recycling_plane |
|---|
| 62 | |
|---|
| 63 | USE cpulog, & |
|---|
| 64 | ONLY: cpu_log, log_point |
|---|
| 65 | |
|---|
| 66 | USE grid_variables, & |
|---|
| 67 | ONLY: |
|---|
| 68 | |
|---|
| 69 | USE indices, & |
|---|
| 70 | ONLY: nbgp, nxl, ny, nyn, nys, nyng, nysg, nzb, nzt |
|---|
| 71 | |
|---|
| 72 | USE kinds |
|---|
| 73 | |
|---|
| 74 | USE pegrid |
|---|
| 75 | |
|---|
| 76 | |
|---|
| 77 | IMPLICIT NONE |
|---|
| 78 | |
|---|
| 79 | INTEGER(iwp) :: i !: |
|---|
| 80 | INTEGER(iwp) :: j !: |
|---|
| 81 | INTEGER(iwp) :: k !: |
|---|
| 82 | INTEGER(iwp) :: l !: |
|---|
| 83 | INTEGER(iwp) :: ngp_ifd !: |
|---|
| 84 | INTEGER(iwp) :: ngp_pr !: |
|---|
| 85 | |
|---|
| 86 | REAL(wp), DIMENSION(nzb:nzt+1,5,nbgp) :: & |
|---|
| 87 | avpr, avpr_l !: |
|---|
| 88 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,5,nbgp) :: & |
|---|
| 89 | inflow_dist !: |
|---|
| 90 | |
|---|
| 91 | CALL cpu_log( log_point(40), 'inflow_turbulence', 'start' ) |
|---|
| 92 | |
|---|
| 93 | ! |
|---|
| 94 | !-- Carry out spanwise averaging in the recycling plane |
|---|
| 95 | avpr_l = 0.0_wp |
|---|
| 96 | ngp_pr = ( nzt - nzb + 2 ) * 5 * nbgp |
|---|
| 97 | ngp_ifd = ngp_pr * ( nyn - nys + 1 + 2 * nbgp ) |
|---|
| 98 | |
|---|
| 99 | ! |
|---|
| 100 | !-- First, local averaging within the recycling domain |
|---|
| 101 | i = recycling_plane |
|---|
| 102 | |
|---|
| 103 | #if defined( __parallel ) |
|---|
| 104 | IF ( myidx == id_recycling ) THEN |
|---|
| 105 | |
|---|
| 106 | DO l = 1, nbgp |
|---|
| 107 | DO j = nys, nyn |
|---|
| 108 | DO k = nzb, nzt + 1 |
|---|
| 109 | |
|---|
| 110 | avpr_l(k,1,l) = avpr_l(k,1,l) + u(k,j,i) |
|---|
| 111 | avpr_l(k,2,l) = avpr_l(k,2,l) + v(k,j,i) |
|---|
| 112 | avpr_l(k,3,l) = avpr_l(k,3,l) + w(k,j,i) |
|---|
| 113 | avpr_l(k,4,l) = avpr_l(k,4,l) + pt(k,j,i) |
|---|
| 114 | avpr_l(k,5,l) = avpr_l(k,5,l) + e(k,j,i) |
|---|
| 115 | |
|---|
| 116 | ENDDO |
|---|
| 117 | ENDDO |
|---|
| 118 | i = i + 1 |
|---|
| 119 | ENDDO |
|---|
| 120 | |
|---|
| 121 | ENDIF |
|---|
| 122 | ! |
|---|
| 123 | !-- Now, averaging over all PEs |
|---|
| 124 | IF ( collective_wait ) CALL MPI_BARRIER( comm2d, ierr ) |
|---|
| 125 | CALL MPI_ALLREDUCE( avpr_l(nzb,1,1), avpr(nzb,1,1), ngp_pr, MPI_REAL, & |
|---|
| 126 | MPI_SUM, comm2d, ierr ) |
|---|
| 127 | |
|---|
| 128 | #else |
|---|
| 129 | DO l = 1, nbgp |
|---|
| 130 | DO j = nys, nyn |
|---|
| 131 | DO k = nzb, nzt + 1 |
|---|
| 132 | |
|---|
| 133 | avpr_l(k,1,l) = avpr_l(k,1,l) + u(k,j,i) |
|---|
| 134 | avpr_l(k,2,l) = avpr_l(k,2,l) + v(k,j,i) |
|---|
| 135 | avpr_l(k,3,l) = avpr_l(k,3,l) + w(k,j,i) |
|---|
| 136 | avpr_l(k,4,l) = avpr_l(k,4,l) + pt(k,j,i) |
|---|
| 137 | avpr_l(k,5,l) = avpr_l(k,5,l) + e(k,j,i) |
|---|
| 138 | |
|---|
| 139 | ENDDO |
|---|
| 140 | ENDDO |
|---|
| 141 | i = i + 1 |
|---|
| 142 | ENDDO |
|---|
| 143 | |
|---|
| 144 | avpr = avpr_l |
|---|
| 145 | #endif |
|---|
| 146 | |
|---|
| 147 | avpr = avpr / ( ny + 1 ) |
|---|
| 148 | ! |
|---|
| 149 | !-- Calculate the disturbances at the recycling plane |
|---|
| 150 | i = recycling_plane |
|---|
| 151 | |
|---|
| 152 | #if defined( __parallel ) |
|---|
| 153 | IF ( myidx == id_recycling ) THEN |
|---|
| 154 | DO l = 1, nbgp |
|---|
| 155 | DO j = nysg, nyng |
|---|
| 156 | DO k = nzb, nzt + 1 |
|---|
| 157 | |
|---|
| 158 | inflow_dist(k,j,1,l) = u(k,j,i+1) - avpr(k,1,l) |
|---|
| 159 | inflow_dist(k,j,2,l) = v(k,j,i) - avpr(k,2,l) |
|---|
| 160 | inflow_dist(k,j,3,l) = w(k,j,i) - avpr(k,3,l) |
|---|
| 161 | inflow_dist(k,j,4,l) = pt(k,j,i) - avpr(k,4,l) |
|---|
| 162 | inflow_dist(k,j,5,l) = e(k,j,i) - avpr(k,5,l) |
|---|
| 163 | |
|---|
| 164 | ENDDO |
|---|
| 165 | ENDDO |
|---|
| 166 | i = i + 1 |
|---|
| 167 | ENDDO |
|---|
| 168 | |
|---|
| 169 | ENDIF |
|---|
| 170 | #else |
|---|
| 171 | DO l = 1, nbgp |
|---|
| 172 | DO j = nysg, nyng |
|---|
| 173 | DO k = nzb, nzt+1 |
|---|
| 174 | |
|---|
| 175 | inflow_dist(k,j,1,l) = u(k,j,i+1) - avpr(k,1,l) |
|---|
| 176 | inflow_dist(k,j,2,l) = v(k,j,i) - avpr(k,2,l) |
|---|
| 177 | inflow_dist(k,j,3,l) = w(k,j,i) - avpr(k,3,l) |
|---|
| 178 | inflow_dist(k,j,4,l) = pt(k,j,i) - avpr(k,4,l) |
|---|
| 179 | inflow_dist(k,j,5,l) = e(k,j,i) - avpr(k,5,l) |
|---|
| 180 | |
|---|
| 181 | ENDDO |
|---|
| 182 | ENDDO |
|---|
| 183 | i = i + 1 |
|---|
| 184 | ENDDO |
|---|
| 185 | #endif |
|---|
| 186 | |
|---|
| 187 | ! |
|---|
| 188 | !-- For parallel runs, send the disturbances to the respective inflow PE |
|---|
| 189 | #if defined( __parallel ) |
|---|
| 190 | IF ( myidx == id_recycling .AND. myidx /= id_inflow ) THEN |
|---|
| 191 | |
|---|
| 192 | CALL MPI_SEND( inflow_dist(nzb,nysg,1,1), ngp_ifd, MPI_REAL, & |
|---|
| 193 | id_inflow, 1, comm1dx, ierr ) |
|---|
| 194 | |
|---|
| 195 | ELSEIF ( myidx /= id_recycling .AND. myidx == id_inflow ) THEN |
|---|
| 196 | |
|---|
| 197 | inflow_dist = 0.0_wp |
|---|
| 198 | CALL MPI_RECV( inflow_dist(nzb,nysg,1,1), ngp_ifd, MPI_REAL, & |
|---|
| 199 | id_recycling, 1, comm1dx, status, ierr ) |
|---|
| 200 | |
|---|
| 201 | ENDIF |
|---|
| 202 | #endif |
|---|
| 203 | |
|---|
| 204 | ! |
|---|
| 205 | !-- Add the disturbance at the inflow |
|---|
| 206 | IF ( nxl == 0 ) THEN |
|---|
| 207 | |
|---|
| 208 | DO j = nysg, nyng |
|---|
| 209 | DO k = nzb, nzt + 1 |
|---|
| 210 | |
|---|
| 211 | u(k,j,-nbgp+1:0) = mean_inflow_profiles(k,1) + & |
|---|
| 212 | inflow_dist(k,j,1,1:nbgp) * inflow_damping_factor(k) |
|---|
| 213 | v(k,j,-nbgp:-1) = mean_inflow_profiles(k,2) + & |
|---|
| 214 | inflow_dist(k,j,2,1:nbgp) * inflow_damping_factor(k) |
|---|
| 215 | w(k,j,-nbgp:-1) = & |
|---|
| 216 | inflow_dist(k,j,3,1:nbgp) * inflow_damping_factor(k) |
|---|
| 217 | pt(k,j,-nbgp:-1) = mean_inflow_profiles(k,4) + & |
|---|
| 218 | inflow_dist(k,j,4,1:nbgp) * inflow_damping_factor(k) |
|---|
| 219 | e(k,j,-nbgp:-1) = mean_inflow_profiles(k,5) + & |
|---|
| 220 | inflow_dist(k,j,5,1:nbgp) * inflow_damping_factor(k) |
|---|
| 221 | e(k,j,-nbgp:-1) = MAX( e(k,j,-nbgp:-1), 0.0_wp ) |
|---|
| 222 | |
|---|
| 223 | ENDDO |
|---|
| 224 | ENDDO |
|---|
| 225 | |
|---|
| 226 | ENDIF |
|---|
| 227 | |
|---|
| 228 | CALL cpu_log( log_point(40), 'inflow_turbulence', 'stop' ) |
|---|
| 229 | |
|---|
| 230 | |
|---|
| 231 | END SUBROUTINE inflow_turbulence |
|---|
