[1] | 1 | MODULE diffusion_w_mod |
---|
| 2 | |
---|
[1036] | 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 1997-2012 Leibniz University Hannover |
---|
| 18 | !--------------------------------------------------------------------------------! |
---|
| 19 | ! |
---|
[484] | 20 | ! Current revisions: |
---|
[1] | 21 | ! ----------------- |
---|
| 22 | ! |
---|
[1017] | 23 | ! |
---|
[1] | 24 | ! Former revisions: |
---|
| 25 | ! ----------------- |
---|
[3] | 26 | ! $Id: diffusion_w.f90 1036 2012-10-22 13:43:42Z raasch $ |
---|
[39] | 27 | ! |
---|
[1017] | 28 | ! 1015 2012-09-27 09:23:24Z raasch |
---|
| 29 | ! accelerator version (*_acc) added |
---|
| 30 | ! |
---|
[1002] | 31 | ! 1001 2012-09-13 14:08:46Z raasch |
---|
| 32 | ! arrays comunicated by module instead of parameter list |
---|
| 33 | ! |
---|
[979] | 34 | ! 978 2012-08-09 08:28:32Z fricke |
---|
| 35 | ! outflow damping layer removed |
---|
| 36 | ! kmxm_x/_z and kmxp_x/_z change to kmxm and kmxp |
---|
| 37 | ! kmym_y/_z and kmyp_y/_z change to kmym and kmyp |
---|
| 38 | ! |
---|
[668] | 39 | ! 667 2010-12-23 12:06:00Z suehring/gryschka |
---|
| 40 | ! nxl-1, nxr+1, nys-1, nyn+1 replaced by nxlg, nxrg, nysg, nyng |
---|
| 41 | ! |
---|
[392] | 42 | ! 366 2009-08-25 08:06:27Z raasch |
---|
| 43 | ! bc_lr/bc_ns replaced by bc_lr_cyc/bc_ns_cyc |
---|
| 44 | ! |
---|
[77] | 45 | ! 75 2007-03-22 09:54:05Z raasch |
---|
| 46 | ! Wall functions now include diabatic conditions, call of routine wall_fluxes, |
---|
| 47 | ! z0 removed from argument list |
---|
| 48 | ! |
---|
[39] | 49 | ! 20 2007-02-26 00:12:32Z raasch |
---|
| 50 | ! Bugfix: ddzw dimensioned 1:nzt"+1" |
---|
| 51 | ! |
---|
[3] | 52 | ! RCS Log replace by Id keyword, revision history cleaned up |
---|
| 53 | ! |
---|
[1] | 54 | ! Revision 1.12 2006/02/23 10:38:03 raasch |
---|
| 55 | ! nzb_2d replaced by nzb_w_outer, wall functions added for all vertical walls, |
---|
| 56 | ! +z0 in argument list |
---|
| 57 | ! WARNING: loops containing the MAX function are still not properly vectorized! |
---|
| 58 | ! |
---|
| 59 | ! Revision 1.1 1997/09/12 06:24:11 raasch |
---|
| 60 | ! Initial revision |
---|
| 61 | ! |
---|
| 62 | ! |
---|
| 63 | ! Description: |
---|
| 64 | ! ------------ |
---|
| 65 | ! Diffusion term of the w-component |
---|
| 66 | !------------------------------------------------------------------------------! |
---|
| 67 | |
---|
[56] | 68 | USE wall_fluxes_mod |
---|
| 69 | |
---|
[1] | 70 | PRIVATE |
---|
[1015] | 71 | PUBLIC diffusion_w, diffusion_w_acc |
---|
[1] | 72 | |
---|
| 73 | INTERFACE diffusion_w |
---|
| 74 | MODULE PROCEDURE diffusion_w |
---|
| 75 | MODULE PROCEDURE diffusion_w_ij |
---|
| 76 | END INTERFACE diffusion_w |
---|
| 77 | |
---|
[1015] | 78 | INTERFACE diffusion_w_acc |
---|
| 79 | MODULE PROCEDURE diffusion_w_acc |
---|
| 80 | END INTERFACE diffusion_w_acc |
---|
| 81 | |
---|
[1] | 82 | CONTAINS |
---|
| 83 | |
---|
| 84 | |
---|
| 85 | !------------------------------------------------------------------------------! |
---|
| 86 | ! Call for all grid points |
---|
| 87 | !------------------------------------------------------------------------------! |
---|
[1001] | 88 | SUBROUTINE diffusion_w |
---|
[1] | 89 | |
---|
[1001] | 90 | USE arrays_3d |
---|
[1] | 91 | USE control_parameters |
---|
| 92 | USE grid_variables |
---|
| 93 | USE indices |
---|
| 94 | |
---|
| 95 | IMPLICIT NONE |
---|
| 96 | |
---|
| 97 | INTEGER :: i, j, k |
---|
[978] | 98 | REAL :: kmxm, kmxp, kmym, kmyp |
---|
[1001] | 99 | |
---|
[56] | 100 | REAL, DIMENSION(nzb:nzt+1,nys:nyn,nxl:nxr) :: wsus, wsvs |
---|
[1] | 101 | |
---|
| 102 | |
---|
[56] | 103 | ! |
---|
| 104 | !-- First calculate horizontal momentum flux w'u' and/or w'v' at vertical |
---|
| 105 | !-- walls, if neccessary |
---|
| 106 | IF ( topography /= 'flat' ) THEN |
---|
[75] | 107 | CALL wall_fluxes( wsus, 0.0, 0.0, 0.0, 1.0, nzb_w_inner, & |
---|
[56] | 108 | nzb_w_outer, wall_w_x ) |
---|
[75] | 109 | CALL wall_fluxes( wsvs, 0.0, 0.0, 1.0, 0.0, nzb_w_inner, & |
---|
[56] | 110 | nzb_w_outer, wall_w_y ) |
---|
| 111 | ENDIF |
---|
| 112 | |
---|
[1] | 113 | DO i = nxl, nxr |
---|
| 114 | DO j = nys, nyn |
---|
| 115 | DO k = nzb_w_outer(j,i)+1, nzt-1 |
---|
| 116 | ! |
---|
| 117 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
[978] | 118 | kmxp = 0.25 * & |
---|
| 119 | ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 120 | kmxm = 0.25 * & |
---|
| 121 | ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 122 | kmyp = 0.25 * & |
---|
| 123 | ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 124 | kmym = 0.25 * & |
---|
| 125 | ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
[1] | 126 | |
---|
| 127 | tend(k,j,i) = tend(k,j,i) & |
---|
[978] | 128 | & + ( kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 129 | & + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
| 130 | & - kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 131 | & - kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 132 | & ) * ddx & |
---|
[978] | 133 | & + ( kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 134 | & + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
| 135 | & - kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 136 | & - kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 137 | & ) * ddy & |
---|
| 138 | & + 2.0 * ( & |
---|
| 139 | & km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 140 | & - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 141 | & ) * ddzu(k+1) |
---|
| 142 | ENDDO |
---|
| 143 | |
---|
| 144 | ! |
---|
| 145 | !-- Wall functions at all vertical walls, where necessary |
---|
| 146 | IF ( wall_w_x(j,i) /= 0.0 .OR. wall_w_y(j,i) /= 0.0 ) THEN |
---|
[51] | 147 | |
---|
[1] | 148 | DO k = nzb_w_inner(j,i)+1, nzb_w_outer(j,i) |
---|
| 149 | ! |
---|
| 150 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
[978] | 151 | kmxp = 0.25 * & |
---|
| 152 | ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 153 | kmxm = 0.25 * & |
---|
| 154 | ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 155 | kmyp = 0.25 * & |
---|
| 156 | ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 157 | kmym = 0.25 * & |
---|
| 158 | ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
[1] | 159 | |
---|
| 160 | tend(k,j,i) = tend(k,j,i) & |
---|
| 161 | + ( fwxp(j,i) * ( & |
---|
[978] | 162 | kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 163 | + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
[1] | 164 | ) & |
---|
| 165 | - fwxm(j,i) * ( & |
---|
[978] | 166 | kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 167 | + kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 168 | ) & |
---|
[56] | 169 | + wall_w_x(j,i) * wsus(k,j,i) & |
---|
[1] | 170 | ) * ddx & |
---|
| 171 | + ( fwyp(j,i) * ( & |
---|
[978] | 172 | kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 173 | + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
[1] | 174 | ) & |
---|
| 175 | - fwym(j,i) * ( & |
---|
[978] | 176 | kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 177 | + kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 178 | ) & |
---|
[56] | 179 | + wall_w_y(j,i) * wsvs(k,j,i) & |
---|
[1] | 180 | ) * ddy & |
---|
| 181 | + 2.0 * ( & |
---|
| 182 | km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 183 | - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 184 | ) * ddzu(k+1) |
---|
| 185 | ENDDO |
---|
| 186 | ENDIF |
---|
| 187 | |
---|
| 188 | ENDDO |
---|
| 189 | ENDDO |
---|
| 190 | |
---|
| 191 | END SUBROUTINE diffusion_w |
---|
| 192 | |
---|
| 193 | |
---|
| 194 | !------------------------------------------------------------------------------! |
---|
[1015] | 195 | ! Call for all grid points - accelerator version |
---|
| 196 | !------------------------------------------------------------------------------! |
---|
| 197 | SUBROUTINE diffusion_w_acc |
---|
| 198 | |
---|
| 199 | USE arrays_3d |
---|
| 200 | USE control_parameters |
---|
| 201 | USE grid_variables |
---|
| 202 | USE indices |
---|
| 203 | |
---|
| 204 | IMPLICIT NONE |
---|
| 205 | |
---|
| 206 | INTEGER :: i, j, k |
---|
| 207 | REAL :: kmxm, kmxp, kmym, kmyp |
---|
| 208 | |
---|
| 209 | !$acc declare create ( wsus, wsvs ) |
---|
| 210 | REAL, DIMENSION(nzb:nzt+1,nys:nyn,nxl:nxr) :: wsus, wsvs |
---|
| 211 | |
---|
| 212 | |
---|
| 213 | ! |
---|
| 214 | !-- First calculate horizontal momentum flux w'u' and/or w'v' at vertical |
---|
| 215 | !-- walls, if neccessary |
---|
| 216 | IF ( topography /= 'flat' ) THEN |
---|
| 217 | CALL wall_fluxes_acc( wsus, 0.0, 0.0, 0.0, 1.0, nzb_w_inner, & |
---|
| 218 | nzb_w_outer, wall_w_x ) |
---|
| 219 | CALL wall_fluxes_acc( wsvs, 0.0, 0.0, 1.0, 0.0, nzb_w_inner, & |
---|
| 220 | nzb_w_outer, wall_w_y ) |
---|
| 221 | ENDIF |
---|
| 222 | |
---|
| 223 | !$acc kernels present ( u, v, w, km, tend, vsws, vswst ) & |
---|
| 224 | !$acc present ( ddzu, ddzw, fwxm, fwxp, fwym, fwyp, wall_w_x, wall_w_y ) & |
---|
| 225 | !$acc present ( nzb_w_inner, nzb_w_outer ) |
---|
| 226 | !$acc loop |
---|
| 227 | DO i = nxl, nxr |
---|
| 228 | DO j = nys, nyn |
---|
| 229 | !$acc loop vector( 32 ) |
---|
| 230 | DO k = 1, nzt |
---|
| 231 | IF ( k > nzb_w_outer(j,i) ) THEN |
---|
| 232 | ! |
---|
| 233 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
| 234 | kmxp = 0.25 * & |
---|
| 235 | ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 236 | kmxm = 0.25 * & |
---|
| 237 | ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 238 | kmyp = 0.25 * & |
---|
| 239 | ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 240 | kmym = 0.25 * & |
---|
| 241 | ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
| 242 | |
---|
| 243 | tend(k,j,i) = tend(k,j,i) & |
---|
| 244 | & + ( kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 245 | & + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
| 246 | & - kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 247 | & - kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
| 248 | & ) * ddx & |
---|
| 249 | & + ( kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 250 | & + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
| 251 | & - kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 252 | & - kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
| 253 | & ) * ddy & |
---|
| 254 | & + 2.0 * ( & |
---|
| 255 | & km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 256 | & - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 257 | & ) * ddzu(k+1) |
---|
| 258 | ENDIF |
---|
| 259 | ENDDO |
---|
| 260 | |
---|
| 261 | ! |
---|
| 262 | !-- Wall functions at all vertical walls, where necessary |
---|
| 263 | !$acc loop vector( 32 ) |
---|
| 264 | DO k = 1,nzt |
---|
| 265 | |
---|
| 266 | IF ( k > nzb_w_inner(j,i) .AND. k <= nzb_w_outer(j,i) .AND. & |
---|
| 267 | wall_w_x(j,i) /= 0.0 .AND. wall_w_y(j,i) /= 0.0 ) THEN |
---|
| 268 | ! |
---|
| 269 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
| 270 | kmxp = 0.25 * & |
---|
| 271 | ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 272 | kmxm = 0.25 * & |
---|
| 273 | ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 274 | kmyp = 0.25 * & |
---|
| 275 | ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 276 | kmym = 0.25 * & |
---|
| 277 | ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
| 278 | |
---|
| 279 | tend(k,j,i) = tend(k,j,i) & |
---|
| 280 | + ( fwxp(j,i) * ( & |
---|
| 281 | kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 282 | + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
| 283 | ) & |
---|
| 284 | - fwxm(j,i) * ( & |
---|
| 285 | kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 286 | + kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
| 287 | ) & |
---|
| 288 | + wall_w_x(j,i) * wsus(k,j,i) & |
---|
| 289 | ) * ddx & |
---|
| 290 | + ( fwyp(j,i) * ( & |
---|
| 291 | kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 292 | + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
| 293 | ) & |
---|
| 294 | - fwym(j,i) * ( & |
---|
| 295 | kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 296 | + kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
| 297 | ) & |
---|
| 298 | + wall_w_y(j,i) * wsvs(k,j,i) & |
---|
| 299 | ) * ddy & |
---|
| 300 | + 2.0 * ( & |
---|
| 301 | km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 302 | - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 303 | ) * ddzu(k+1) |
---|
| 304 | ENDIF |
---|
| 305 | ENDDO |
---|
| 306 | |
---|
| 307 | ENDDO |
---|
| 308 | ENDDO |
---|
| 309 | !$acc end kernels |
---|
| 310 | |
---|
| 311 | END SUBROUTINE diffusion_w_acc |
---|
| 312 | |
---|
| 313 | |
---|
| 314 | !------------------------------------------------------------------------------! |
---|
[1] | 315 | ! Call for grid point i,j |
---|
| 316 | !------------------------------------------------------------------------------! |
---|
[1001] | 317 | SUBROUTINE diffusion_w_ij( i, j ) |
---|
[1] | 318 | |
---|
[1001] | 319 | USE arrays_3d |
---|
[1] | 320 | USE control_parameters |
---|
| 321 | USE grid_variables |
---|
| 322 | USE indices |
---|
| 323 | |
---|
| 324 | IMPLICIT NONE |
---|
| 325 | |
---|
| 326 | INTEGER :: i, j, k |
---|
[978] | 327 | REAL :: kmxm, kmxp, kmym, kmyp |
---|
[1] | 328 | |
---|
[1001] | 329 | REAL, DIMENSION(nzb:nzt+1) :: wsus, wsvs |
---|
[1] | 330 | |
---|
[1001] | 331 | |
---|
[1] | 332 | DO k = nzb_w_outer(j,i)+1, nzt-1 |
---|
| 333 | ! |
---|
| 334 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
[978] | 335 | kmxp = 0.25 * ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 336 | kmxm = 0.25 * ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 337 | kmyp = 0.25 * ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 338 | kmym = 0.25 * ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
[1] | 339 | |
---|
| 340 | tend(k,j,i) = tend(k,j,i) & |
---|
[978] | 341 | & + ( kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 342 | & + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
| 343 | & - kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 344 | & - kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 345 | & ) * ddx & |
---|
[978] | 346 | & + ( kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 347 | & + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
| 348 | & - kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 349 | & - kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 350 | & ) * ddy & |
---|
| 351 | & + 2.0 * ( & |
---|
| 352 | & km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 353 | & - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 354 | & ) * ddzu(k+1) |
---|
| 355 | ENDDO |
---|
| 356 | |
---|
| 357 | ! |
---|
| 358 | !-- Wall functions at all vertical walls, where necessary |
---|
| 359 | IF ( wall_w_x(j,i) /= 0.0 .OR. wall_w_y(j,i) /= 0.0 ) THEN |
---|
[51] | 360 | |
---|
| 361 | ! |
---|
| 362 | !-- Calculate the horizontal momentum fluxes w'u' and/or w'v' |
---|
| 363 | IF ( wall_w_x(j,i) /= 0.0 ) THEN |
---|
| 364 | CALL wall_fluxes( i, j, nzb_w_inner(j,i)+1, nzb_w_outer(j,i), & |
---|
| 365 | wsus, 0.0, 0.0, 0.0, 1.0 ) |
---|
| 366 | ELSE |
---|
| 367 | wsus = 0.0 |
---|
| 368 | ENDIF |
---|
| 369 | |
---|
| 370 | IF ( wall_w_y(j,i) /= 0.0 ) THEN |
---|
| 371 | CALL wall_fluxes( i, j, nzb_w_inner(j,i)+1, nzb_w_outer(j,i), & |
---|
| 372 | wsvs, 0.0, 0.0, 1.0, 0.0 ) |
---|
| 373 | ELSE |
---|
| 374 | wsvs = 0.0 |
---|
| 375 | ENDIF |
---|
| 376 | |
---|
[1] | 377 | DO k = nzb_w_inner(j,i)+1, nzb_w_outer(j,i) |
---|
| 378 | ! |
---|
| 379 | !-- Interpolate eddy diffusivities on staggered gridpoints |
---|
[978] | 380 | kmxp = 0.25 * ( km(k,j,i)+km(k,j,i+1)+km(k+1,j,i)+km(k+1,j,i+1) ) |
---|
| 381 | kmxm = 0.25 * ( km(k,j,i)+km(k,j,i-1)+km(k+1,j,i)+km(k+1,j,i-1) ) |
---|
| 382 | kmyp = 0.25 * ( km(k,j,i)+km(k+1,j,i)+km(k,j+1,i)+km(k+1,j+1,i) ) |
---|
| 383 | kmym = 0.25 * ( km(k,j,i)+km(k+1,j,i)+km(k,j-1,i)+km(k+1,j-1,i) ) |
---|
[1] | 384 | |
---|
| 385 | tend(k,j,i) = tend(k,j,i) & |
---|
| 386 | + ( fwxp(j,i) * ( & |
---|
[978] | 387 | kmxp * ( w(k,j,i+1) - w(k,j,i) ) * ddx & |
---|
| 388 | + kmxp * ( u(k+1,j,i+1) - u(k,j,i+1) ) * ddzu(k+1) & |
---|
[1] | 389 | ) & |
---|
| 390 | - fwxm(j,i) * ( & |
---|
[978] | 391 | kmxm * ( w(k,j,i) - w(k,j,i-1) ) * ddx & |
---|
| 392 | + kmxm * ( u(k+1,j,i) - u(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 393 | ) & |
---|
[51] | 394 | + wall_w_x(j,i) * wsus(k) & |
---|
[1] | 395 | ) * ddx & |
---|
| 396 | + ( fwyp(j,i) * ( & |
---|
[978] | 397 | kmyp * ( w(k,j+1,i) - w(k,j,i) ) * ddy & |
---|
| 398 | + kmyp * ( v(k+1,j+1,i) - v(k,j+1,i) ) * ddzu(k+1) & |
---|
[1] | 399 | ) & |
---|
| 400 | - fwym(j,i) * ( & |
---|
[978] | 401 | kmym * ( w(k,j,i) - w(k,j-1,i) ) * ddy & |
---|
| 402 | + kmym * ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) & |
---|
[1] | 403 | ) & |
---|
[51] | 404 | + wall_w_y(j,i) * wsvs(k) & |
---|
[1] | 405 | ) * ddy & |
---|
| 406 | + 2.0 * ( & |
---|
| 407 | km(k+1,j,i) * ( w(k+1,j,i) - w(k,j,i) ) * ddzw(k+1) & |
---|
| 408 | - km(k,j,i) * ( w(k,j,i) - w(k-1,j,i) ) * ddzw(k) & |
---|
| 409 | ) * ddzu(k+1) |
---|
| 410 | ENDDO |
---|
| 411 | ENDIF |
---|
| 412 | |
---|
| 413 | END SUBROUTINE diffusion_w_ij |
---|
| 414 | |
---|
| 415 | END MODULE diffusion_w_mod |
---|