| 1 | MODULE nudge_mod |
|---|
| 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 | ! Variable t renamed nt, variable currtnudge renamed tmp_tnudge, |
|---|
| 23 | ! summation of nudging tendencies for data output added |
|---|
| 24 | ! +sums_ls_l, tmp_tend |
|---|
| 25 | ! Added new subroutine calc_tnudge, which calculates the current nudging time |
|---|
| 26 | ! scale at each time step |
|---|
| 27 | ! |
|---|
| 28 | ! Former revisions: |
|---|
| 29 | ! ----------------- |
|---|
| 30 | ! $Id: nudging.f90 1365 2014-04-22 15:03:56Z boeske $ |
|---|
| 31 | ! |
|---|
| 32 | ! 1355 2014-04-10 10:21:29Z heinze |
|---|
| 33 | ! Error message specified. |
|---|
| 34 | ! |
|---|
| 35 | ! 1353 2014-04-08 15:21:23Z heinze |
|---|
| 36 | ! REAL constants provided with KIND-attribute |
|---|
| 37 | ! |
|---|
| 38 | ! 1320 2014-03-20 08:40:49Z raasch |
|---|
| 39 | ! ONLY-attribute added to USE-statements, |
|---|
| 40 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
|---|
| 41 | ! kinds are defined in new module kinds, |
|---|
| 42 | ! old module precision_kind is removed, |
|---|
| 43 | ! revision history before 2012 removed, |
|---|
| 44 | ! comment fields (!:) to be used for variable explanations added to |
|---|
| 45 | ! all variable declaration statements |
|---|
| 46 | ! |
|---|
| 47 | ! 1318 2014-03-17 13:35:16Z raasch |
|---|
| 48 | ! module interfaces removed |
|---|
| 49 | ! |
|---|
| 50 | ! 1268 2013-12-12 09:47:53Z heinze |
|---|
| 51 | ! bugfix: argument of calc_mean_profile corrected |
|---|
| 52 | ! |
|---|
| 53 | ! 1251 2013-11-07 08:14:30Z heinze |
|---|
| 54 | ! bugfix: calculate dtm and dtp also in vector version |
|---|
| 55 | ! |
|---|
| 56 | ! 1249 2013-11-06 10:45:47Z heinze |
|---|
| 57 | ! remove call of user module |
|---|
| 58 | ! reformatting |
|---|
| 59 | ! |
|---|
| 60 | ! 1241 2013-10-30 11:36:58Z heinze |
|---|
| 61 | ! Initial revision |
|---|
| 62 | ! |
|---|
| 63 | ! Description: |
|---|
| 64 | ! ------------ |
|---|
| 65 | ! Nudges u, v, pt and q to given profiles on a relaxation timescale tnudge. |
|---|
| 66 | ! Profiles are read in from NUDGIN_DATA. Code is based on Neggers et al. (2012) |
|---|
| 67 | ! and also part of DALES and UCLA-LES. |
|---|
| 68 | !--------------------------------------------------------------------------------! |
|---|
| 69 | |
|---|
| 70 | PRIVATE |
|---|
| 71 | PUBLIC init_nudge, calc_tnudge, nudge |
|---|
| 72 | SAVE |
|---|
| 73 | |
|---|
| 74 | INTERFACE nudge |
|---|
| 75 | MODULE PROCEDURE nudge |
|---|
| 76 | MODULE PROCEDURE nudge_ij |
|---|
| 77 | END INTERFACE nudge |
|---|
| 78 | |
|---|
| 79 | CONTAINS |
|---|
| 80 | |
|---|
| 81 | SUBROUTINE init_nudge |
|---|
| 82 | |
|---|
| 83 | USE arrays_3d, & |
|---|
| 84 | ONLY: ptnudge, qnudge, timenudge, tmp_tnudge, tnudge, unudge, & |
|---|
| 85 | vnudge, wnudge, zu |
|---|
| 86 | |
|---|
| 87 | USE control_parameters, & |
|---|
| 88 | ONLY: dt_3d, lptnudge, lqnudge, lunudge, lvnudge, lwnudge, & |
|---|
| 89 | message_string, ntnudge |
|---|
| 90 | |
|---|
| 91 | USE indices, & |
|---|
| 92 | ONLY: nzb, nzt |
|---|
| 93 | |
|---|
| 94 | USE kinds |
|---|
| 95 | |
|---|
| 96 | IMPLICIT NONE |
|---|
| 97 | |
|---|
| 98 | |
|---|
| 99 | INTEGER(iwp) :: finput = 90 !: |
|---|
| 100 | INTEGER(iwp) :: ierrn !: |
|---|
| 101 | INTEGER(iwp) :: k !: |
|---|
| 102 | INTEGER(iwp) :: nt !: |
|---|
| 103 | |
|---|
| 104 | CHARACTER(1) :: hash !: |
|---|
| 105 | |
|---|
| 106 | REAL(wp) :: highheight !: |
|---|
| 107 | REAL(wp) :: highqnudge !: |
|---|
| 108 | REAL(wp) :: highptnudge !: |
|---|
| 109 | REAL(wp) :: highunudge !: |
|---|
| 110 | REAL(wp) :: highvnudge !: |
|---|
| 111 | REAL(wp) :: highwnudge !: |
|---|
| 112 | REAL(wp) :: hightnudge !: |
|---|
| 113 | |
|---|
| 114 | REAL(wp) :: lowheight !: |
|---|
| 115 | REAL(wp) :: lowqnudge !: |
|---|
| 116 | REAL(wp) :: lowptnudge !: |
|---|
| 117 | REAL(wp) :: lowunudge !: |
|---|
| 118 | REAL(wp) :: lowvnudge !: |
|---|
| 119 | REAL(wp) :: lowwnudge !: |
|---|
| 120 | REAL(wp) :: lowtnudge !: |
|---|
| 121 | |
|---|
| 122 | REAL(wp) :: fac !: |
|---|
| 123 | |
|---|
| 124 | ALLOCATE( ptnudge(nzb:nzt+1,1:ntnudge), qnudge(nzb:nzt+1,1:ntnudge), & |
|---|
| 125 | tnudge(nzb:nzt+1,1:ntnudge), unudge(nzb:nzt+1,1:ntnudge), & |
|---|
| 126 | vnudge(nzb:nzt+1,1:ntnudge), wnudge(nzb:nzt+1,1:ntnudge) ) |
|---|
| 127 | |
|---|
| 128 | ALLOCATE( tmp_tnudge(nzb:nzt) ) |
|---|
| 129 | |
|---|
| 130 | ALLOCATE( timenudge(0:ntnudge) ) |
|---|
| 131 | |
|---|
| 132 | ptnudge = 0.0_wp; qnudge = 0.0_wp; tnudge = 0.0_wp; unudge = 0.0_wp |
|---|
| 133 | vnudge = 0.0_wp; wnudge = 0.0_wp; timenudge = 0.0_wp |
|---|
| 134 | ! |
|---|
| 135 | !-- Initialize array tmp_nudge with a current nudging time scale of 6 hours |
|---|
| 136 | tmp_tnudge = 21600.0_wp |
|---|
| 137 | |
|---|
| 138 | nt = 0 |
|---|
| 139 | OPEN ( finput, FILE='NUDGING_DATA', STATUS='OLD', & |
|---|
| 140 | FORM='FORMATTED', IOSTAT=ierrn ) |
|---|
| 141 | |
|---|
| 142 | IF ( ierrn /= 0 ) THEN |
|---|
| 143 | message_string = 'file NUDGING_DATA does not exist' |
|---|
| 144 | CALL message( 'nudging', 'PA0365', 1, 2, 0, 6, 0 ) |
|---|
| 145 | ENDIF |
|---|
| 146 | |
|---|
| 147 | ierrn = 0 |
|---|
| 148 | |
|---|
| 149 | rloop:DO |
|---|
| 150 | nt = nt + 1 |
|---|
| 151 | hash = "#" |
|---|
| 152 | ierrn = 1 ! not zero |
|---|
| 153 | ! |
|---|
| 154 | !-- Search for the next line consisting of "# time", |
|---|
| 155 | !-- from there onwards the profiles will be read |
|---|
| 156 | DO WHILE ( .NOT. ( hash == "#" .AND. ierrn == 0 ) ) |
|---|
| 157 | |
|---|
| 158 | READ ( finput, *, IOSTAT=ierrn ) hash, timenudge(nt) |
|---|
| 159 | IF ( ierrn < 0 ) EXIT rloop |
|---|
| 160 | |
|---|
| 161 | ENDDO |
|---|
| 162 | |
|---|
| 163 | ierrn = 0 |
|---|
| 164 | READ ( finput, *, IOSTAT=ierrn ) lowheight, lowtnudge, lowunudge, & |
|---|
| 165 | lowvnudge, lowwnudge , lowptnudge, & |
|---|
| 166 | lowqnudge |
|---|
| 167 | |
|---|
| 168 | IF ( ierrn /= 0 ) THEN |
|---|
| 169 | message_string = 'errors in file NUDGING_DATA' |
|---|
| 170 | CALL message( 'nudging', 'PA0366', 1, 2, 0, 6, 0 ) |
|---|
| 171 | ENDIF |
|---|
| 172 | |
|---|
| 173 | ierrn = 0 |
|---|
| 174 | READ ( finput, *, IOSTAT=ierrn ) highheight, hightnudge, highunudge, & |
|---|
| 175 | highvnudge, highwnudge , highptnudge, & |
|---|
| 176 | highqnudge |
|---|
| 177 | |
|---|
| 178 | IF ( ierrn /= 0 ) THEN |
|---|
| 179 | message_string = 'errors in file NUDGING_DATA' |
|---|
| 180 | CALL message( 'nudging', 'PA0366', 1, 2, 0, 6, 0 ) |
|---|
| 181 | ENDIF |
|---|
| 182 | |
|---|
| 183 | DO k = nzb, nzt+1 |
|---|
| 184 | IF ( highheight < zu(k) ) THEN |
|---|
| 185 | lowheight = highheight |
|---|
| 186 | lowtnudge = hightnudge |
|---|
| 187 | lowunudge = highunudge |
|---|
| 188 | lowvnudge = highvnudge |
|---|
| 189 | lowwnudge = highwnudge |
|---|
| 190 | lowptnudge = highptnudge |
|---|
| 191 | lowqnudge = highqnudge |
|---|
| 192 | |
|---|
| 193 | ierrn = 0 |
|---|
| 194 | READ ( finput, *, IOSTAT=ierrn ) highheight , hightnudge , & |
|---|
| 195 | highunudge , highvnudge , & |
|---|
| 196 | highwnudge , highptnudge, & |
|---|
| 197 | highqnudge |
|---|
| 198 | IF (ierrn /= 0 ) THEN |
|---|
| 199 | WRITE( message_string, * ) 'zu(nzt+1) = ', zu(nzt+1), 'm is ',& |
|---|
| 200 | 'higher than the maximum height in NUDING_DATA which ', & |
|---|
| 201 | 'is ', lowheight, 'm. Interpolation on PALM ', & |
|---|
| 202 | 'grid is not possible.' |
|---|
| 203 | CALL message( 'nudging', 'PA0364', 1, 2, 0, 6, 0 ) |
|---|
| 204 | ENDIF |
|---|
| 205 | ENDIF |
|---|
| 206 | |
|---|
| 207 | ! |
|---|
| 208 | !-- Interpolation of prescribed profiles in space |
|---|
| 209 | |
|---|
| 210 | fac = ( highheight - zu(k) ) / ( highheight - lowheight ) |
|---|
| 211 | |
|---|
| 212 | tnudge(k,nt) = fac * lowtnudge + ( 1.0_wp - fac ) * hightnudge |
|---|
| 213 | unudge(k,nt) = fac * lowunudge + ( 1.0_wp - fac ) * highunudge |
|---|
| 214 | vnudge(k,nt) = fac * lowvnudge + ( 1.0_wp - fac ) * highvnudge |
|---|
| 215 | wnudge(k,nt) = fac * lowwnudge + ( 1.0_wp - fac ) * highwnudge |
|---|
| 216 | ptnudge(k,nt) = fac * lowptnudge + ( 1.0_wp - fac ) * highptnudge |
|---|
| 217 | qnudge(k,nt) = fac * lowqnudge + ( 1.0_wp - fac ) * highqnudge |
|---|
| 218 | ENDDO |
|---|
| 219 | |
|---|
| 220 | ENDDO rloop |
|---|
| 221 | |
|---|
| 222 | CLOSE ( finput ) |
|---|
| 223 | |
|---|
| 224 | ! |
|---|
| 225 | !-- Prevent nudging if nudging profiles exhibt too small values |
|---|
| 226 | !-- not used so far |
|---|
| 227 | lptnudge = ANY( ABS( ptnudge ) > 1.0e-8_wp ) |
|---|
| 228 | lqnudge = ANY( ABS( qnudge ) > 1.0e-8_wp ) |
|---|
| 229 | lunudge = ANY( ABS( unudge ) > 1.0e-8_wp ) |
|---|
| 230 | lvnudge = ANY( ABS( vnudge ) > 1.0e-8_wp ) |
|---|
| 231 | lwnudge = ANY( ABS( wnudge ) > 1.0e-8_wp ) |
|---|
| 232 | |
|---|
| 233 | END SUBROUTINE init_nudge |
|---|
| 234 | |
|---|
| 235 | |
|---|
| 236 | SUBROUTINE calc_tnudge ( time ) |
|---|
| 237 | |
|---|
| 238 | USE arrays_3d, & |
|---|
| 239 | ONLY: timenudge, tmp_tnudge, tnudge |
|---|
| 240 | |
|---|
| 241 | USE control_parameters, & |
|---|
| 242 | ONLY: dt_3d |
|---|
| 243 | |
|---|
| 244 | USE indices, & |
|---|
| 245 | ONLY: nzb, nzt |
|---|
| 246 | |
|---|
| 247 | USE kinds |
|---|
| 248 | |
|---|
| 249 | IMPLICIT NONE |
|---|
| 250 | |
|---|
| 251 | |
|---|
| 252 | REAL(wp) :: dtm !: |
|---|
| 253 | REAL(wp) :: dtp !: |
|---|
| 254 | REAL(wp) :: time !: |
|---|
| 255 | |
|---|
| 256 | INTEGER(iwp) :: k !: |
|---|
| 257 | INTEGER(iwp) :: nt !: |
|---|
| 258 | |
|---|
| 259 | nt = 1 |
|---|
| 260 | DO WHILE ( time > timenudge(nt) ) |
|---|
| 261 | nt = nt+1 |
|---|
| 262 | ENDDO |
|---|
| 263 | IF ( time /= timenudge(1) ) THEN |
|---|
| 264 | nt = nt-1 |
|---|
| 265 | ENDIF |
|---|
| 266 | |
|---|
| 267 | dtm = ( time - timenudge(nt) ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 268 | dtp = ( timenudge(nt+1) - time ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 269 | |
|---|
| 270 | DO k = nzb, nzt |
|---|
| 271 | tmp_tnudge(k) = MAX( dt_3d, tnudge(k,nt) * dtp + tnudge(k,nt+1) * dtm ) |
|---|
| 272 | ENDDO |
|---|
| 273 | |
|---|
| 274 | END SUBROUTINE calc_tnudge |
|---|
| 275 | |
|---|
| 276 | !------------------------------------------------------------------------------! |
|---|
| 277 | ! Call for all grid points |
|---|
| 278 | !------------------------------------------------------------------------------! |
|---|
| 279 | SUBROUTINE nudge ( time, prog_var ) |
|---|
| 280 | |
|---|
| 281 | USE arrays_3d, & |
|---|
| 282 | ONLY: pt, ptnudge, q, qnudge, tend, timenudge, tmp_tnudge, tnudge, & |
|---|
| 283 | u, unudge, v, vnudge |
|---|
| 284 | |
|---|
| 285 | USE control_parameters, & |
|---|
| 286 | ONLY: dt_3d, intermediate_timestep_count, message_string |
|---|
| 287 | |
|---|
| 288 | USE indices, & |
|---|
| 289 | ONLY: nxl, nxr, nys, nyn, nzb, nzb_u_inner, nzt |
|---|
| 290 | |
|---|
| 291 | USE kinds |
|---|
| 292 | |
|---|
| 293 | USE statistics, & |
|---|
| 294 | ONLY: hom, sums_ls_l, weight_pres |
|---|
| 295 | |
|---|
| 296 | IMPLICIT NONE |
|---|
| 297 | |
|---|
| 298 | CHARACTER (LEN=*) :: prog_var !: |
|---|
| 299 | |
|---|
| 300 | REAL(wp) :: tmp_tend !: |
|---|
| 301 | REAL(wp) :: dtm !: |
|---|
| 302 | REAL(wp) :: dtp !: |
|---|
| 303 | REAL(wp) :: time !: |
|---|
| 304 | |
|---|
| 305 | INTEGER(iwp) :: i !: |
|---|
| 306 | INTEGER(iwp) :: j !: |
|---|
| 307 | INTEGER(iwp) :: k !: |
|---|
| 308 | INTEGER(iwp) :: nt !: |
|---|
| 309 | |
|---|
| 310 | |
|---|
| 311 | nt = 1 |
|---|
| 312 | DO WHILE ( time > timenudge(nt) ) |
|---|
| 313 | nt = nt+1 |
|---|
| 314 | ENDDO |
|---|
| 315 | IF ( time /= timenudge(1) ) THEN |
|---|
| 316 | nt = nt-1 |
|---|
| 317 | ENDIF |
|---|
| 318 | |
|---|
| 319 | dtm = ( time - timenudge(nt) ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 320 | dtp = ( timenudge(nt+1) - time ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 321 | |
|---|
| 322 | SELECT CASE ( prog_var ) |
|---|
| 323 | |
|---|
| 324 | CASE ( 'u' ) |
|---|
| 325 | |
|---|
| 326 | DO i = nxl, nxr |
|---|
| 327 | DO j = nys, nyn |
|---|
| 328 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 329 | |
|---|
| 330 | tmp_tend = - ( hom(k,1,1,0) - ( unudge(k,nt) * dtp + & |
|---|
| 331 | unudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 332 | |
|---|
| 333 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 334 | |
|---|
| 335 | sums_ls_l(k,6) = sums_ls_l(k,6) + tmp_tend * & |
|---|
| 336 | weight_pres(intermediate_timestep_count) |
|---|
| 337 | ENDDO |
|---|
| 338 | ENDDO |
|---|
| 339 | ENDDO |
|---|
| 340 | |
|---|
| 341 | CASE ( 'v' ) |
|---|
| 342 | |
|---|
| 343 | DO i = nxl, nxr |
|---|
| 344 | DO j = nys, nyn |
|---|
| 345 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 346 | |
|---|
| 347 | tmp_tend = - ( hom(k,1,2,0) - ( vnudge(k,nt) * dtp + & |
|---|
| 348 | vnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 349 | |
|---|
| 350 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 351 | |
|---|
| 352 | sums_ls_l(k,7) = sums_ls_l(k,7) + tmp_tend * & |
|---|
| 353 | weight_pres(intermediate_timestep_count) |
|---|
| 354 | ENDDO |
|---|
| 355 | ENDDO |
|---|
| 356 | ENDDO |
|---|
| 357 | |
|---|
| 358 | CASE ( 'pt' ) |
|---|
| 359 | |
|---|
| 360 | DO i = nxl, nxr |
|---|
| 361 | DO j = nys, nyn |
|---|
| 362 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 363 | |
|---|
| 364 | tmp_tend = - ( hom(k,1,4,0) - ( ptnudge(k,nt) * dtp + & |
|---|
| 365 | ptnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 366 | |
|---|
| 367 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 368 | |
|---|
| 369 | sums_ls_l(k,4) = sums_ls_l(k,4) + tmp_tend * & |
|---|
| 370 | weight_pres(intermediate_timestep_count) |
|---|
| 371 | ENDDO |
|---|
| 372 | ENDDO |
|---|
| 373 | ENDDO |
|---|
| 374 | |
|---|
| 375 | CASE ( 'q' ) |
|---|
| 376 | |
|---|
| 377 | DO i = nxl, nxr |
|---|
| 378 | DO j = nys, nyn |
|---|
| 379 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 380 | |
|---|
| 381 | tmp_tend = - ( hom(k,1,41,0) - ( qnudge(k,nt) * dtp + & |
|---|
| 382 | qnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 383 | |
|---|
| 384 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 385 | |
|---|
| 386 | sums_ls_l(k,5) = sums_ls_l(k,5) + tmp_tend * & |
|---|
| 387 | weight_pres(intermediate_timestep_count) |
|---|
| 388 | ENDDO |
|---|
| 389 | ENDDO |
|---|
| 390 | ENDDO |
|---|
| 391 | |
|---|
| 392 | CASE DEFAULT |
|---|
| 393 | message_string = 'unknown prognostic variable "' // prog_var // '"' |
|---|
| 394 | CALL message( 'nudge', 'PA0367', 1, 2, 0, 6, 0 ) |
|---|
| 395 | |
|---|
| 396 | END SELECT |
|---|
| 397 | |
|---|
| 398 | END SUBROUTINE nudge |
|---|
| 399 | |
|---|
| 400 | |
|---|
| 401 | !------------------------------------------------------------------------------! |
|---|
| 402 | ! Call for grid point i,j |
|---|
| 403 | !------------------------------------------------------------------------------! |
|---|
| 404 | |
|---|
| 405 | SUBROUTINE nudge_ij( i, j, time, prog_var ) |
|---|
| 406 | |
|---|
| 407 | USE arrays_3d, & |
|---|
| 408 | ONLY: pt, ptnudge, q, qnudge, tend, timenudge, tmp_tnudge, tnudge, & |
|---|
| 409 | u, unudge, v, vnudge |
|---|
| 410 | |
|---|
| 411 | USE control_parameters, & |
|---|
| 412 | ONLY: dt_3d, intermediate_timestep_count, message_string |
|---|
| 413 | |
|---|
| 414 | USE indices, & |
|---|
| 415 | ONLY: nxl, nxr, nys, nyn, nzb, nzb_u_inner, nzt |
|---|
| 416 | |
|---|
| 417 | USE kinds |
|---|
| 418 | |
|---|
| 419 | USE statistics, & |
|---|
| 420 | ONLY: hom, sums_ls_l, weight_pres |
|---|
| 421 | |
|---|
| 422 | IMPLICIT NONE |
|---|
| 423 | |
|---|
| 424 | |
|---|
| 425 | CHARACTER (LEN=*) :: prog_var !: |
|---|
| 426 | |
|---|
| 427 | REAL(wp) :: tmp_tend !: |
|---|
| 428 | REAL(wp) :: dtm !: |
|---|
| 429 | REAL(wp) :: dtp !: |
|---|
| 430 | REAL(wp) :: time !: |
|---|
| 431 | |
|---|
| 432 | INTEGER(iwp) :: i !: |
|---|
| 433 | INTEGER(iwp) :: j !: |
|---|
| 434 | INTEGER(iwp) :: k !: |
|---|
| 435 | INTEGER(iwp) :: nt !: |
|---|
| 436 | |
|---|
| 437 | |
|---|
| 438 | nt = 1 |
|---|
| 439 | DO WHILE ( time > timenudge(nt) ) |
|---|
| 440 | nt = nt+1 |
|---|
| 441 | ENDDO |
|---|
| 442 | IF ( time /= timenudge(1) ) THEN |
|---|
| 443 | nt = nt-1 |
|---|
| 444 | ENDIF |
|---|
| 445 | |
|---|
| 446 | dtm = ( time - timenudge(nt) ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 447 | dtp = ( timenudge(nt+1) - time ) / ( timenudge(nt+1) - timenudge(nt) ) |
|---|
| 448 | |
|---|
| 449 | SELECT CASE ( prog_var ) |
|---|
| 450 | |
|---|
| 451 | CASE ( 'u' ) |
|---|
| 452 | |
|---|
| 453 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 454 | |
|---|
| 455 | tmp_tend = - ( hom(k,1,1,0) - ( unudge(k,nt) * dtp + & |
|---|
| 456 | unudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 457 | |
|---|
| 458 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 459 | |
|---|
| 460 | sums_ls_l(k,6) = sums_ls_l(k,6) + tmp_tend & |
|---|
| 461 | * weight_pres(intermediate_timestep_count) |
|---|
| 462 | ENDDO |
|---|
| 463 | |
|---|
| 464 | CASE ( 'v' ) |
|---|
| 465 | |
|---|
| 466 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 467 | |
|---|
| 468 | tmp_tend = - ( hom(k,1,2,0) - ( vnudge(k,nt) * dtp + & |
|---|
| 469 | vnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 470 | |
|---|
| 471 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 472 | |
|---|
| 473 | sums_ls_l(k,7) = sums_ls_l(k,7) + tmp_tend & |
|---|
| 474 | * weight_pres(intermediate_timestep_count) |
|---|
| 475 | ENDDO |
|---|
| 476 | |
|---|
| 477 | |
|---|
| 478 | CASE ( 'pt' ) |
|---|
| 479 | |
|---|
| 480 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 481 | |
|---|
| 482 | tmp_tend = - ( hom(k,1,4,0) - ( ptnudge(k,nt) * dtp + & |
|---|
| 483 | ptnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 484 | |
|---|
| 485 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 486 | |
|---|
| 487 | sums_ls_l(k,4) = sums_ls_l(k,4) + tmp_tend & |
|---|
| 488 | * weight_pres(intermediate_timestep_count) |
|---|
| 489 | ENDDO |
|---|
| 490 | |
|---|
| 491 | |
|---|
| 492 | CASE ( 'q' ) |
|---|
| 493 | |
|---|
| 494 | DO k = nzb_u_inner(j,i)+1, nzt |
|---|
| 495 | |
|---|
| 496 | tmp_tend = - ( hom(k,1,41,0) - ( qnudge(k,nt) * dtp + & |
|---|
| 497 | qnudge(k,nt+1) * dtm ) ) / tmp_tnudge(k) |
|---|
| 498 | |
|---|
| 499 | tend(k,j,i) = tend(k,j,i) + tmp_tend |
|---|
| 500 | |
|---|
| 501 | sums_ls_l(k,5) = sums_ls_l(k,5) + tmp_tend & |
|---|
| 502 | * weight_pres(intermediate_timestep_count) |
|---|
| 503 | ENDDO |
|---|
| 504 | |
|---|
| 505 | CASE DEFAULT |
|---|
| 506 | message_string = 'unknown prognostic variable "' // prog_var // '"' |
|---|
| 507 | CALL message( 'nudge', 'PA0367', 1, 2, 0, 6, 0 ) |
|---|
| 508 | |
|---|
| 509 | END SELECT |
|---|
| 510 | |
|---|
| 511 | |
|---|
| 512 | END SUBROUTINE nudge_ij |
|---|
| 513 | |
|---|
| 514 | END MODULE nudge_mod |
|---|
