| 1 | !> @file buoyancy.f90 |
|---|
| 2 | !------------------------------------------------------------------------------! |
|---|
| 3 | ! This file is part of PALM. |
|---|
| 4 | ! |
|---|
| 5 | ! PALM is free software: you can redistribute it and/or modify it under the |
|---|
| 6 | ! terms of the GNU General Public License as published by the Free Software |
|---|
| 7 | ! Foundation, either version 3 of the License, or (at your option) any later |
|---|
| 8 | ! 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 1997-2016 Leibniz Universitaet Hannover |
|---|
| 18 | !------------------------------------------------------------------------------! |
|---|
| 19 | ! |
|---|
| 20 | ! Current revisions: |
|---|
| 21 | ! ------------------ |
|---|
| 22 | ! |
|---|
| 23 | ! |
|---|
| 24 | ! Former revisions: |
|---|
| 25 | ! ----------------- |
|---|
| 26 | ! $Id: buoyancy.f90 2001 2016-08-20 18:41:22Z maronga $ |
|---|
| 27 | ! |
|---|
| 28 | ! 2000 2016-08-20 18:09:15Z knoop |
|---|
| 29 | ! Forced header and separation lines into 80 columns |
|---|
| 30 | ! |
|---|
| 31 | ! 1873 2016-04-18 14:50:06Z maronga |
|---|
| 32 | ! Module renamed (removed _mod) |
|---|
| 33 | ! |
|---|
| 34 | ! |
|---|
| 35 | ! 1850 2016-04-08 13:29:27Z maronga |
|---|
| 36 | ! Module renamed |
|---|
| 37 | ! |
|---|
| 38 | ! |
|---|
| 39 | ! 1682 2015-10-07 23:56:08Z knoop |
|---|
| 40 | ! Code annotations made doxygen readable |
|---|
| 41 | ! |
|---|
| 42 | ! 1374 2014-04-25 12:55:07Z raasch |
|---|
| 43 | ! missing variables added to ONLY list |
|---|
| 44 | ! |
|---|
| 45 | ! 1365 2014-04-22 15:03:56Z boeske |
|---|
| 46 | ! Calculation of reference state in subroutine calc_mean_profile moved to |
|---|
| 47 | ! subroutine time_integration, |
|---|
| 48 | ! subroutine calc_mean_profile moved to new file calc_mean_profile.f90 |
|---|
| 49 | ! |
|---|
| 50 | ! 1353 2014-04-08 15:21:23Z heinze |
|---|
| 51 | ! REAL constants provided with KIND-attribute |
|---|
| 52 | ! |
|---|
| 53 | ! 1320 2014-03-20 08:40:49Z raasch |
|---|
| 54 | ! ONLY-attribute added to USE-statements, |
|---|
| 55 | ! kind-parameters added to all INTEGER and REAL declaration statements, |
|---|
| 56 | ! kinds are defined in new module kinds, |
|---|
| 57 | ! revision history before 2012 removed, |
|---|
| 58 | ! comment fields (!:) to be used for variable explanations added to |
|---|
| 59 | ! all variable declaration statements |
|---|
| 60 | ! |
|---|
| 61 | ! 1257 2013-11-08 15:18:40Z raasch |
|---|
| 62 | ! vector length (32) removed from openacc clause |
|---|
| 63 | ! |
|---|
| 64 | ! 1241 2013-10-30 11:36:58Z heinze |
|---|
| 65 | ! Generalize calc_mean_profile for wider use: use additional steering |
|---|
| 66 | ! character loc |
|---|
| 67 | ! |
|---|
| 68 | ! 1179 2013-06-14 05:57:58Z raasch |
|---|
| 69 | ! steering of reference state revised (var_reference and pr removed from |
|---|
| 70 | ! parameter list), use_reference renamed use_single_reference_value |
|---|
| 71 | ! |
|---|
| 72 | ! 1171 2013-05-30 11:27:45Z raasch |
|---|
| 73 | ! openacc statements added to use_reference-case in accelerator version |
|---|
| 74 | ! |
|---|
| 75 | ! 1153 2013-05-10 14:33:08Z raasch |
|---|
| 76 | ! code adjustments of accelerator version required by PGI 12.3 / CUDA 5.0 |
|---|
| 77 | ! |
|---|
| 78 | ! 1128 2013-04-12 06:19:32Z raasch |
|---|
| 79 | ! loop index bounds in accelerator version replaced by i_left, i_right, j_south, |
|---|
| 80 | ! j_north |
|---|
| 81 | ! |
|---|
| 82 | ! 1036 2012-10-22 13:43:42Z raasch |
|---|
| 83 | ! code put under GPL (PALM 3.9) |
|---|
| 84 | ! |
|---|
| 85 | ! 1015 2012-09-27 09:23:24Z raasch |
|---|
| 86 | ! accelerator version (*_acc) added |
|---|
| 87 | ! |
|---|
| 88 | ! 1010 2012-09-20 07:59:54Z raasch |
|---|
| 89 | ! cpp switch __nopointer added for pointer free version |
|---|
| 90 | ! |
|---|
| 91 | ! Revision 1.1 1997/08/29 08:56:48 raasch |
|---|
| 92 | ! Initial revision |
|---|
| 93 | ! |
|---|
| 94 | ! |
|---|
| 95 | ! Description: |
|---|
| 96 | ! ------------ |
|---|
| 97 | !> Buoyancy term of the third component of the equation of motion. |
|---|
| 98 | !> @attention Humidity is not regarded when using a sloping surface! |
|---|
| 99 | !------------------------------------------------------------------------------! |
|---|
| 100 | MODULE buoyancy_mod |
|---|
| 101 | |
|---|
| 102 | |
|---|
| 103 | PRIVATE |
|---|
| 104 | PUBLIC buoyancy, buoyancy_acc |
|---|
| 105 | |
|---|
| 106 | INTERFACE buoyancy |
|---|
| 107 | MODULE PROCEDURE buoyancy |
|---|
| 108 | MODULE PROCEDURE buoyancy_ij |
|---|
| 109 | END INTERFACE buoyancy |
|---|
| 110 | |
|---|
| 111 | INTERFACE buoyancy_acc |
|---|
| 112 | MODULE PROCEDURE buoyancy_acc |
|---|
| 113 | END INTERFACE buoyancy_acc |
|---|
| 114 | |
|---|
| 115 | CONTAINS |
|---|
| 116 | |
|---|
| 117 | |
|---|
| 118 | !------------------------------------------------------------------------------! |
|---|
| 119 | ! Description: |
|---|
| 120 | ! ------------ |
|---|
| 121 | !> Call for all grid points |
|---|
| 122 | !------------------------------------------------------------------------------! |
|---|
| 123 | SUBROUTINE buoyancy( var, wind_component ) |
|---|
| 124 | |
|---|
| 125 | USE arrays_3d, & |
|---|
| 126 | ONLY: pt, pt_slope_ref, ref_state, tend |
|---|
| 127 | |
|---|
| 128 | USE control_parameters, & |
|---|
| 129 | ONLY: atmos_ocean_sign, cos_alpha_surface, g, message_string, & |
|---|
| 130 | pt_surface, sin_alpha_surface, sloping_surface |
|---|
| 131 | |
|---|
| 132 | USE indices, & |
|---|
| 133 | ONLY: nxl, nxlg, nxlu, nxr, nxrg, nyn, nyng, nys, nysg, nzb, & |
|---|
| 134 | nzb_s_inner, nzt |
|---|
| 135 | |
|---|
| 136 | USE kinds |
|---|
| 137 | |
|---|
| 138 | USE pegrid |
|---|
| 139 | |
|---|
| 140 | |
|---|
| 141 | IMPLICIT NONE |
|---|
| 142 | |
|---|
| 143 | INTEGER(iwp) :: i !< |
|---|
| 144 | INTEGER(iwp) :: j !< |
|---|
| 145 | INTEGER(iwp) :: k !< |
|---|
| 146 | INTEGER(iwp) :: wind_component !< |
|---|
| 147 | |
|---|
| 148 | #if defined( __nopointer ) |
|---|
| 149 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: var !< |
|---|
| 150 | #else |
|---|
| 151 | REAL(wp), DIMENSION(:,:,:), POINTER :: var |
|---|
| 152 | #endif |
|---|
| 153 | |
|---|
| 154 | |
|---|
| 155 | IF ( .NOT. sloping_surface ) THEN |
|---|
| 156 | ! |
|---|
| 157 | !-- Normal case: horizontal surface |
|---|
| 158 | DO i = nxl, nxr |
|---|
| 159 | DO j = nys, nyn |
|---|
| 160 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 161 | tend(k,j,i) = tend(k,j,i) + atmos_ocean_sign * g * 0.5_wp * & |
|---|
| 162 | ( & |
|---|
| 163 | ( var(k,j,i) - ref_state(k) ) / ref_state(k) + & |
|---|
| 164 | ( var(k+1,j,i) - ref_state(k+1) ) / ref_state(k+1) & |
|---|
| 165 | ) |
|---|
| 166 | ENDDO |
|---|
| 167 | ENDDO |
|---|
| 168 | ENDDO |
|---|
| 169 | |
|---|
| 170 | ELSE |
|---|
| 171 | ! |
|---|
| 172 | !-- Buoyancy term for a surface with a slope in x-direction. The equations |
|---|
| 173 | !-- for both the u and w velocity-component contain proportionate terms. |
|---|
| 174 | !-- Temperature field at time t=0 serves as environmental temperature. |
|---|
| 175 | !-- Reference temperature (pt_surface) is the one at the lower left corner |
|---|
| 176 | !-- of the total domain. |
|---|
| 177 | IF ( wind_component == 1 ) THEN |
|---|
| 178 | |
|---|
| 179 | DO i = nxlu, nxr |
|---|
| 180 | DO j = nys, nyn |
|---|
| 181 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 182 | tend(k,j,i) = tend(k,j,i) + g * sin_alpha_surface * & |
|---|
| 183 | 0.5_wp * ( ( pt(k,j,i-1) + pt(k,j,i) ) & |
|---|
| 184 | - ( pt_slope_ref(k,i-1) + pt_slope_ref(k,i) ) & |
|---|
| 185 | ) / pt_surface |
|---|
| 186 | ENDDO |
|---|
| 187 | ENDDO |
|---|
| 188 | ENDDO |
|---|
| 189 | |
|---|
| 190 | ELSEIF ( wind_component == 3 ) THEN |
|---|
| 191 | |
|---|
| 192 | DO i = nxl, nxr |
|---|
| 193 | DO j = nys, nyn |
|---|
| 194 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 195 | tend(k,j,i) = tend(k,j,i) + g * cos_alpha_surface * & |
|---|
| 196 | 0.5_wp * ( ( pt(k,j,i) + pt(k+1,j,i) ) & |
|---|
| 197 | - ( pt_slope_ref(k,i) + pt_slope_ref(k+1,i) ) & |
|---|
| 198 | ) / pt_surface |
|---|
| 199 | ENDDO |
|---|
| 200 | ENDDO |
|---|
| 201 | ENDDO |
|---|
| 202 | |
|---|
| 203 | ELSE |
|---|
| 204 | |
|---|
| 205 | WRITE( message_string, * ) 'no term for component "', & |
|---|
| 206 | wind_component,'"' |
|---|
| 207 | CALL message( 'buoyancy', 'PA0159', 1, 2, 0, 6, 0 ) |
|---|
| 208 | |
|---|
| 209 | ENDIF |
|---|
| 210 | |
|---|
| 211 | ENDIF |
|---|
| 212 | |
|---|
| 213 | END SUBROUTINE buoyancy |
|---|
| 214 | |
|---|
| 215 | |
|---|
| 216 | !------------------------------------------------------------------------------! |
|---|
| 217 | ! Description: |
|---|
| 218 | ! ------------ |
|---|
| 219 | !> Call for all grid points - accelerator version |
|---|
| 220 | !------------------------------------------------------------------------------! |
|---|
| 221 | SUBROUTINE buoyancy_acc( var, wind_component ) |
|---|
| 222 | |
|---|
| 223 | USE arrays_3d, & |
|---|
| 224 | ONLY: pt, pt_slope_ref, ref_state, tend |
|---|
| 225 | |
|---|
| 226 | USE control_parameters, & |
|---|
| 227 | ONLY: atmos_ocean_sign, cos_alpha_surface, g, message_string, & |
|---|
| 228 | pt_surface, sin_alpha_surface, sloping_surface |
|---|
| 229 | |
|---|
| 230 | USE indices, & |
|---|
| 231 | ONLY: i_left, i_right, j_north, j_south, nxl, nxlg, nxlu, nxr, & |
|---|
| 232 | nxrg, nyn, nyng, nys, nysg, nzb, nzb_s_inner, nzt |
|---|
| 233 | |
|---|
| 234 | USE kinds |
|---|
| 235 | |
|---|
| 236 | USE pegrid |
|---|
| 237 | |
|---|
| 238 | |
|---|
| 239 | IMPLICIT NONE |
|---|
| 240 | |
|---|
| 241 | INTEGER(iwp) :: i !< |
|---|
| 242 | INTEGER(iwp) :: j !< |
|---|
| 243 | INTEGER(iwp) :: k !< |
|---|
| 244 | INTEGER(iwp) :: wind_component !< |
|---|
| 245 | |
|---|
| 246 | #if defined( __nopointer ) |
|---|
| 247 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: var !< |
|---|
| 248 | #else |
|---|
| 249 | REAL(wp), DIMENSION(:,:,:), POINTER :: var |
|---|
| 250 | #endif |
|---|
| 251 | |
|---|
| 252 | |
|---|
| 253 | IF ( .NOT. sloping_surface ) THEN |
|---|
| 254 | ! |
|---|
| 255 | !-- Normal case: horizontal surface |
|---|
| 256 | !$acc kernels present( nzb_s_inner, ref_state, tend, var ) |
|---|
| 257 | !$acc loop |
|---|
| 258 | DO i = i_left, i_right |
|---|
| 259 | DO j = j_south, j_north |
|---|
| 260 | !$acc loop independent vector |
|---|
| 261 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 262 | tend(k,j,i) = tend(k,j,i) + atmos_ocean_sign * g * 0.5_wp * & |
|---|
| 263 | ( & |
|---|
| 264 | ( var(k,j,i) - ref_state(k) ) / ref_state(k) + & |
|---|
| 265 | ( var(k+1,j,i) - ref_state(k+1) ) / ref_state(k+1) & |
|---|
| 266 | ) |
|---|
| 267 | ENDDO |
|---|
| 268 | ENDDO |
|---|
| 269 | ENDDO |
|---|
| 270 | !$acc end kernels |
|---|
| 271 | |
|---|
| 272 | ELSE |
|---|
| 273 | ! |
|---|
| 274 | !-- Buoyancy term for a surface with a slope in x-direction. The equations |
|---|
| 275 | !-- for both the u and w velocity-component contain proportionate terms. |
|---|
| 276 | !-- Temperature field at time t=0 serves as environmental temperature. |
|---|
| 277 | !-- Reference temperature (pt_surface) is the one at the lower left corner |
|---|
| 278 | !-- of the total domain. |
|---|
| 279 | IF ( wind_component == 1 ) THEN |
|---|
| 280 | |
|---|
| 281 | DO i = nxlu, nxr |
|---|
| 282 | DO j = nys, nyn |
|---|
| 283 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 284 | tend(k,j,i) = tend(k,j,i) + g * sin_alpha_surface * & |
|---|
| 285 | 0.5_wp * ( ( pt(k,j,i-1) + pt(k,j,i) ) & |
|---|
| 286 | - ( pt_slope_ref(k,i-1) + pt_slope_ref(k,i) ) & |
|---|
| 287 | ) / pt_surface |
|---|
| 288 | ENDDO |
|---|
| 289 | ENDDO |
|---|
| 290 | ENDDO |
|---|
| 291 | |
|---|
| 292 | ELSEIF ( wind_component == 3 ) THEN |
|---|
| 293 | |
|---|
| 294 | DO i = nxl, nxr |
|---|
| 295 | DO j = nys, nyn |
|---|
| 296 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 297 | tend(k,j,i) = tend(k,j,i) + g * cos_alpha_surface * & |
|---|
| 298 | 0.5_wp * ( ( pt(k,j,i) + pt(k+1,j,i) ) & |
|---|
| 299 | - ( pt_slope_ref(k,i) + pt_slope_ref(k+1,i) ) & |
|---|
| 300 | ) / pt_surface |
|---|
| 301 | ENDDO |
|---|
| 302 | ENDDO |
|---|
| 303 | ENDDO |
|---|
| 304 | |
|---|
| 305 | ELSE |
|---|
| 306 | |
|---|
| 307 | WRITE( message_string, * ) 'no term for component "', & |
|---|
| 308 | wind_component,'"' |
|---|
| 309 | CALL message( 'buoyancy', 'PA0159', 1, 2, 0, 6, 0 ) |
|---|
| 310 | |
|---|
| 311 | ENDIF |
|---|
| 312 | |
|---|
| 313 | ENDIF |
|---|
| 314 | |
|---|
| 315 | END SUBROUTINE buoyancy_acc |
|---|
| 316 | |
|---|
| 317 | |
|---|
| 318 | !------------------------------------------------------------------------------! |
|---|
| 319 | ! Description: |
|---|
| 320 | ! ------------ |
|---|
| 321 | !> Call for grid point i,j |
|---|
| 322 | !> @attention PGI-compiler creates SIGFPE if opt>1 is used! Therefore, opt=1 is |
|---|
| 323 | !> forced by compiler-directive. |
|---|
| 324 | !------------------------------------------------------------------------------! |
|---|
| 325 | !pgi$r opt=1 |
|---|
| 326 | SUBROUTINE buoyancy_ij( i, j, var, wind_component ) |
|---|
| 327 | |
|---|
| 328 | USE arrays_3d, & |
|---|
| 329 | ONLY: pt, pt_slope_ref, ref_state, tend |
|---|
| 330 | |
|---|
| 331 | USE control_parameters, & |
|---|
| 332 | ONLY: atmos_ocean_sign, cos_alpha_surface, g, message_string, & |
|---|
| 333 | pt_surface, sin_alpha_surface, sloping_surface |
|---|
| 334 | |
|---|
| 335 | USE indices, & |
|---|
| 336 | ONLY: nxlg, nxrg, nyng, nysg, nzb, nzb_s_inner, nzt |
|---|
| 337 | |
|---|
| 338 | USE kinds |
|---|
| 339 | |
|---|
| 340 | USE pegrid |
|---|
| 341 | |
|---|
| 342 | |
|---|
| 343 | IMPLICIT NONE |
|---|
| 344 | |
|---|
| 345 | INTEGER(iwp) :: i !< |
|---|
| 346 | INTEGER(iwp) :: j !< |
|---|
| 347 | INTEGER(iwp) :: k !< |
|---|
| 348 | INTEGER(iwp) :: pr !< |
|---|
| 349 | INTEGER(iwp) :: wind_component !< |
|---|
| 350 | |
|---|
| 351 | #if defined( __nopointer ) |
|---|
| 352 | REAL(wp), DIMENSION(nzb:nzt+1,nysg:nyng,nxlg:nxrg) :: var !< |
|---|
| 353 | #else |
|---|
| 354 | REAL(wp), DIMENSION(:,:,:), POINTER :: var |
|---|
| 355 | #endif |
|---|
| 356 | |
|---|
| 357 | |
|---|
| 358 | IF ( .NOT. sloping_surface ) THEN |
|---|
| 359 | ! |
|---|
| 360 | !-- Normal case: horizontal surface |
|---|
| 361 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 362 | tend(k,j,i) = tend(k,j,i) + atmos_ocean_sign * g * 0.5_wp * ( & |
|---|
| 363 | ( var(k,j,i) - ref_state(k) ) / ref_state(k) + & |
|---|
| 364 | ( var(k+1,j,i) - ref_state(k+1) ) / ref_state(k+1) & |
|---|
| 365 | ) |
|---|
| 366 | ENDDO |
|---|
| 367 | |
|---|
| 368 | ELSE |
|---|
| 369 | ! |
|---|
| 370 | !-- Buoyancy term for a surface with a slope in x-direction. The equations |
|---|
| 371 | !-- for both the u and w velocity-component contain proportionate terms. |
|---|
| 372 | !-- Temperature field at time t=0 serves as environmental temperature. |
|---|
| 373 | !-- Reference temperature (pt_surface) is the one at the lower left corner |
|---|
| 374 | !-- of the total domain. |
|---|
| 375 | IF ( wind_component == 1 ) THEN |
|---|
| 376 | |
|---|
| 377 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 378 | tend(k,j,i) = tend(k,j,i) + g * sin_alpha_surface * & |
|---|
| 379 | 0.5_wp * ( ( pt(k,j,i-1) + pt(k,j,i) ) & |
|---|
| 380 | - ( pt_slope_ref(k,i-1) + pt_slope_ref(k,i) ) & |
|---|
| 381 | ) / pt_surface |
|---|
| 382 | ENDDO |
|---|
| 383 | |
|---|
| 384 | ELSEIF ( wind_component == 3 ) THEN |
|---|
| 385 | |
|---|
| 386 | DO k = nzb_s_inner(j,i)+1, nzt-1 |
|---|
| 387 | tend(k,j,i) = tend(k,j,i) + g * cos_alpha_surface * & |
|---|
| 388 | 0.5_wp * ( ( pt(k,j,i) + pt(k+1,j,i) ) & |
|---|
| 389 | - ( pt_slope_ref(k,i) + pt_slope_ref(k+1,i) ) & |
|---|
| 390 | ) / pt_surface |
|---|
| 391 | ENDDO |
|---|
| 392 | |
|---|
| 393 | ELSE |
|---|
| 394 | |
|---|
| 395 | WRITE( message_string, * ) 'no term for component "', & |
|---|
| 396 | wind_component,'"' |
|---|
| 397 | CALL message( 'buoyancy', 'PA0159', 1, 2, 0, 6, 0 ) |
|---|
| 398 | |
|---|
| 399 | ENDIF |
|---|
| 400 | |
|---|
| 401 | ENDIF |
|---|
| 402 | |
|---|
| 403 | END SUBROUTINE buoyancy_ij |
|---|
| 404 | |
|---|
| 405 | END MODULE buoyancy_mod |
|---|
