[12] | 1 | MODULE dissip_mod |
---|
| 2 | USE genmod |
---|
| 3 | USE field_mod |
---|
| 4 | USE transfert_mod |
---|
| 5 | |
---|
| 6 | TYPE(t_field),POINTER,SAVE :: f_gradrot(:) |
---|
| 7 | TYPE(t_request),POINTER :: req_dissip(:) |
---|
| 8 | |
---|
| 9 | INTEGER,PARAMETER :: nitergdiv=1 |
---|
| 10 | INTEGER,PARAMETER :: nitergrot=1 |
---|
| 11 | |
---|
| 12 | REAL :: tetagdiv |
---|
| 13 | REAL :: tetagrot |
---|
| 14 | |
---|
| 15 | REAL :: cdivu |
---|
| 16 | REAL :: crot |
---|
| 17 | INTEGER :: idissip |
---|
| 18 | REAL :: dtdissip |
---|
| 19 | |
---|
| 20 | CONTAINS |
---|
| 21 | |
---|
| 22 | SUBROUTINE allocate_dissip |
---|
| 23 | IMPLICIT NONE |
---|
| 24 | CALL allocate_field(f_gradrot,field_u,type_real) |
---|
| 25 | END SUBROUTINE allocate_dissip |
---|
| 26 | |
---|
| 27 | SUBROUTINE init_dissip(dt) |
---|
| 28 | USE domain_mod |
---|
| 29 | USE dimensions |
---|
| 30 | USE geometry |
---|
| 31 | USE metric |
---|
| 32 | USE ioipsl |
---|
| 33 | |
---|
| 34 | IMPLICIT NONE |
---|
| 35 | REAL,INTENT(IN) :: dt |
---|
| 36 | |
---|
| 37 | TYPE(t_field),POINTER :: f_u(:) |
---|
| 38 | TYPE(t_field),POINTER :: f_du(:) |
---|
| 39 | REAL(rstd),POINTER :: u(:) |
---|
| 40 | REAL(rstd),POINTER :: du(:) |
---|
| 41 | REAL(rstd) :: dumax,dumaxmax,dumaxm1 |
---|
| 42 | REAL(rstd) :: r |
---|
| 43 | INTEGER :: i,j,n,ind,it |
---|
| 44 | |
---|
| 45 | tetagdiv=5000 |
---|
| 46 | CALL getin("tetagdiv",tetagdiv) |
---|
| 47 | tetagrot=5000 |
---|
| 48 | CALL getin("tetagrot",tetagrot) |
---|
| 49 | |
---|
| 50 | CALL allocate_dissip |
---|
| 51 | |
---|
| 52 | CALL allocate_field(f_u,field_u,type_real) |
---|
| 53 | CALL allocate_field(f_du,field_u,type_real) |
---|
| 54 | CALL create_request(field_u,req_dissip) |
---|
| 55 | |
---|
| 56 | DO ind=1,ndomain |
---|
| 57 | DO i=ii_begin,ii_end |
---|
| 58 | CALL request_add_point(ind,i,jj_begin-1,req_dissip,rup) |
---|
| 59 | CALL request_add_point(ind,i+1,jj_begin-1,req_dissip,lup) |
---|
| 60 | ENDDO |
---|
| 61 | |
---|
| 62 | DO j=jj_begin,jj_end |
---|
| 63 | CALL request_add_point(ind,ii_end+1,j,req_dissip,left) |
---|
| 64 | CALL request_add_point(ind,ii_end+1,j-1,req_dissip,lup) |
---|
| 65 | ENDDO |
---|
| 66 | |
---|
| 67 | DO i=ii_begin,ii_end |
---|
| 68 | CALL request_add_point(ind,i,jj_end+1,req_dissip,ldown) |
---|
| 69 | CALL request_add_point(ind,i-1,jj_end+1,req_dissip,rdown) |
---|
| 70 | ENDDO |
---|
| 71 | |
---|
| 72 | DO j=jj_begin,jj_end |
---|
| 73 | CALL request_add_point(ind,ii_begin-1,j,req_dissip,right) |
---|
| 74 | CALL request_add_point(ind,ii_begin-1,j+1,req_dissip,rdown) |
---|
| 75 | ENDDO |
---|
| 76 | |
---|
| 77 | DO i=ii_begin+1,ii_end-1 |
---|
| 78 | CALL request_add_point(ind,i,jj_begin,req_dissip,right) |
---|
| 79 | CALL request_add_point(ind,i,jj_end,req_dissip,right) |
---|
| 80 | ENDDO |
---|
| 81 | |
---|
| 82 | DO j=jj_begin+1,jj_end-1 |
---|
| 83 | CALL request_add_point(ind,ii_begin,j,req_dissip,rup) |
---|
| 84 | CALL request_add_point(ind,ii_end,j,req_dissip,rup) |
---|
| 85 | ENDDO |
---|
| 86 | |
---|
| 87 | CALL request_add_point(ind,ii_begin+1,jj_begin,req_dissip,left) |
---|
| 88 | CALL request_add_point(ind,ii_begin,jj_begin+1,req_dissip,ldown) |
---|
| 89 | CALL request_add_point(ind,ii_begin+1,jj_end,req_dissip,left) |
---|
| 90 | CALL request_add_point(ind,ii_end,jj_begin+1,req_dissip,ldown) |
---|
| 91 | |
---|
| 92 | ENDDO |
---|
| 93 | |
---|
| 94 | |
---|
| 95 | cdivu=-1 |
---|
| 96 | crot=-1 |
---|
| 97 | |
---|
| 98 | CALL RANDOM_SEED() |
---|
| 99 | |
---|
| 100 | DO ind=1,ndomain |
---|
| 101 | CALL swap_dimensions(ind) |
---|
| 102 | CALL swap_geometry(ind) |
---|
| 103 | u=f_u(ind) |
---|
| 104 | |
---|
| 105 | DO j=jj_begin,jj_end |
---|
| 106 | DO i=ii_begin,ii_end |
---|
| 107 | n=(j-1)*iim+i |
---|
| 108 | CALL RANDOM_NUMBER(r) |
---|
| 109 | u(n+u_right)=r-0.5 |
---|
| 110 | CALL RANDOM_NUMBER(r) |
---|
| 111 | u(n+u_lup)=r-0.5 |
---|
| 112 | CALL RANDOM_NUMBER(r) |
---|
| 113 | u(n+u_ldown)=r-0.5 |
---|
| 114 | ENDDO |
---|
| 115 | ENDDO |
---|
| 116 | |
---|
| 117 | ENDDO |
---|
| 118 | |
---|
| 119 | |
---|
| 120 | CALL transfert_request(f_u,req_dissip) |
---|
| 121 | CALL transfert_request(f_u,req_dissip) |
---|
| 122 | |
---|
| 123 | DO it=1,500 |
---|
| 124 | |
---|
| 125 | dumaxm1=dumax |
---|
| 126 | dumax=0 |
---|
| 127 | DO ind=1,ndomain |
---|
| 128 | CALL swap_dimensions(ind) |
---|
| 129 | CALL swap_geometry(ind) |
---|
| 130 | u=f_u(ind) |
---|
| 131 | du=f_du(ind) |
---|
| 132 | CALL gradiv(u,du) |
---|
| 133 | ENDDO |
---|
| 134 | CALL transfert_request(f_du,req_dissip) |
---|
| 135 | CALL transfert_request(f_du,req_dissip) |
---|
| 136 | |
---|
| 137 | DO ind=1,ndomain |
---|
| 138 | CALL swap_dimensions(ind) |
---|
| 139 | CALL swap_geometry(ind) |
---|
| 140 | du=f_du(ind) |
---|
| 141 | |
---|
| 142 | DO j=jj_begin,jj_end |
---|
| 143 | DO i=ii_begin,ii_end |
---|
| 144 | n=(j-1)*iim+i |
---|
| 145 | if (le(n+u_right)>1e-100) dumax=MAX(dumax,ABS(du(n+u_right))) |
---|
| 146 | if (le(n+u_lup)>1e-100) dumax=MAX(dumax,ABS(du(n+u_lup))) |
---|
| 147 | if (le(n+u_ldown)>1e-100) dumax=MAX(dumax,ABS(du(n+u_ldown))) |
---|
| 148 | ENDDO |
---|
| 149 | ENDDO |
---|
| 150 | ENDDO |
---|
| 151 | u=du/dumax |
---|
| 152 | PRINT *,"gradiv : it :",it ,": dumax",(dumax+dumaxm1)/2 |
---|
| 153 | |
---|
| 154 | ENDDO |
---|
| 155 | PRINT *,"gradiv : dumax",(dumax+dumaxm1)/2 |
---|
| 156 | |
---|
| 157 | cdivu=dumax**(-1./nitergdiv) |
---|
| 158 | PRINT *,"cdivu : ",cdivu |
---|
| 159 | |
---|
| 160 | DO ind=1,ndomain |
---|
| 161 | CALL swap_dimensions(ind) |
---|
| 162 | CALL swap_geometry(ind) |
---|
| 163 | u=f_u(ind) |
---|
| 164 | |
---|
| 165 | DO j=jj_begin,jj_end |
---|
| 166 | DO i=ii_begin,ii_end |
---|
| 167 | n=(j-1)*iim+i |
---|
| 168 | CALL RANDOM_NUMBER(r) |
---|
| 169 | u(n+u_right)=r-0.5 |
---|
| 170 | CALL RANDOM_NUMBER(r) |
---|
| 171 | u(n+u_lup)=r-0.5 |
---|
| 172 | CALL RANDOM_NUMBER(r) |
---|
| 173 | u(n+u_ldown)=r-0.5 |
---|
| 174 | ENDDO |
---|
| 175 | ENDDO |
---|
| 176 | |
---|
| 177 | ENDDO |
---|
| 178 | |
---|
| 179 | CALL transfert_request(f_u,req_dissip) |
---|
| 180 | CALL transfert_request(f_u,req_dissip) |
---|
| 181 | |
---|
| 182 | DO it=1,500 |
---|
| 183 | |
---|
| 184 | dumaxm1=dumax |
---|
| 185 | dumax=0 |
---|
| 186 | |
---|
| 187 | DO ind=1,ndomain |
---|
| 188 | u=f_u(ind) |
---|
| 189 | du=f_du(ind) |
---|
| 190 | CALL gradrot(u,du) |
---|
| 191 | ENDDO |
---|
| 192 | |
---|
| 193 | CALL transfert_request(f_du,req_dissip) |
---|
| 194 | CALL transfert_request(f_du,req_dissip) |
---|
| 195 | |
---|
| 196 | DO ind=1,ndomain |
---|
| 197 | CALL swap_dimensions(ind) |
---|
| 198 | CALL swap_geometry(ind) |
---|
| 199 | du=f_du(ind) |
---|
| 200 | |
---|
| 201 | DO j=jj_begin,jj_end |
---|
| 202 | DO i=ii_begin,ii_end |
---|
| 203 | n=(j-1)*iim+i |
---|
| 204 | if (le(n+u_right)>1e-100) dumax=MAX(dumax,ABS(du(n+u_right))) |
---|
| 205 | if (le(n+u_lup)>1e-100) dumax=MAX(dumax,ABS(du(n+u_lup))) |
---|
| 206 | if (le(n+u_ldown)>1e-100) dumax=MAX(dumax,ABS(du(n+u_ldown))) |
---|
| 207 | ENDDO |
---|
| 208 | ENDDO |
---|
| 209 | ENDDO |
---|
| 210 | u=du/dumax |
---|
| 211 | PRINT *,"gradrot : it :",it ,": dumax",(dumax+dumaxm1)/2 |
---|
| 212 | |
---|
| 213 | ENDDO |
---|
| 214 | PRINT *,"gradrot : dumax",(dumax+dumaxm1)/2 |
---|
| 215 | |
---|
| 216 | crot=dumax**(-1/nitergrot) |
---|
| 217 | PRINT *,"crot : ",crot |
---|
| 218 | |
---|
| 219 | idissip=INT(MIN(tetagdiv,tetagrot)/(2.*dt)) |
---|
| 220 | idissip=MAX(1,idissip) |
---|
| 221 | dtdissip=idissip*dt |
---|
| 222 | PRINT *,"idissip",idissip," dtdissip ",dtdissip |
---|
| 223 | |
---|
| 224 | END SUBROUTINE init_dissip |
---|
| 225 | |
---|
| 226 | |
---|
| 227 | SUBROUTINE dissip(f_ue,f_due) |
---|
| 228 | USE domain_mod |
---|
| 229 | USE dimensions |
---|
| 230 | USE geometry |
---|
| 231 | USE metric |
---|
| 232 | IMPLICIT NONE |
---|
| 233 | TYPE(t_field),POINTER :: f_ue(:) |
---|
| 234 | TYPE(t_field),POINTER :: f_due(:) |
---|
| 235 | REAL(rstd),POINTER :: ue(:) |
---|
| 236 | REAL(rstd),POINTER :: due(:) |
---|
| 237 | REAL(rstd),POINTER :: gradrot_e(:) |
---|
| 238 | INTEGER :: ind |
---|
| 239 | REAL :: v |
---|
| 240 | |
---|
| 241 | CALL transfert_request(f_ue,req_dissip) |
---|
| 242 | CALL transfert_request(f_ue,req_dissip) |
---|
| 243 | |
---|
| 244 | DO ind=1,ndomain |
---|
| 245 | CALL swap_dimensions(ind) |
---|
| 246 | CALL swap_geometry(ind) |
---|
| 247 | ue=f_ue(ind) |
---|
| 248 | due=f_due(ind) |
---|
| 249 | gradrot_e=f_gradrot(ind) |
---|
| 250 | CALL gradiv(ue,due) |
---|
| 251 | due=due*dtdissip/tetagdiv |
---|
| 252 | CALL gradrot(ue,gradrot_e) |
---|
| 253 | due=due+gradrot_e*dtdissip/tetagrot |
---|
| 254 | ENDDO |
---|
| 255 | |
---|
| 256 | END SUBROUTINE dissip |
---|
| 257 | |
---|
| 258 | SUBROUTINE gradiv(ue,gradivu_e) |
---|
| 259 | USE domain_mod |
---|
| 260 | USE dimensions |
---|
| 261 | USE geometry |
---|
| 262 | USE metric |
---|
| 263 | IMPLICIT NONE |
---|
| 264 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm) |
---|
| 265 | REAL(rstd),INTENT(OUT) :: gradivu_e(iim*3*jjm) |
---|
| 266 | REAL(rstd) :: divu_i(iim*jjm) |
---|
| 267 | |
---|
| 268 | INTEGER :: i,j,n |
---|
| 269 | |
---|
| 270 | DO j=jj_begin,jj_end |
---|
| 271 | DO i=ii_begin,ii_end |
---|
| 272 | n=(j-1)*iim+i |
---|
| 273 | divu_i(n)=-1./Ai(n)*(ne(n,right)*ue(n+u_right)*le(n+u_right) + & |
---|
| 274 | ne(n,rup)*ue(n+u_rup)*le(n+u_rup) + & |
---|
| 275 | ne(n,lup)*ue(n+u_lup)*le(n+u_lup) + & |
---|
| 276 | ne(n,left)*ue(n+u_left)*le(n+u_left) + & |
---|
| 277 | ne(n,ldown)*ue(n+u_ldown)*le(n+u_ldown) + & |
---|
| 278 | ne(n,rdown)*ue(n+u_rdown)*le(n+u_rdown)) |
---|
| 279 | ENDDO |
---|
| 280 | ENDDO |
---|
| 281 | |
---|
| 282 | DO j=jj_begin,jj_end |
---|
| 283 | DO i=ii_begin,ii_end |
---|
| 284 | |
---|
| 285 | n=(j-1)*iim+i |
---|
| 286 | |
---|
| 287 | gradivu_e(n+u_right)=1/de(n+u_right)*(ne(n,right)*divu_i(n)+ ne(n+t_right,left)*divu_i(n+t_right) ) |
---|
| 288 | |
---|
| 289 | gradivu_e(n+u_lup)=1/de(n+u_lup)*(ne(n,lup)*divu_i(n)+ ne(n+t_lup,rdown)*divu_i(n+t_lup )) |
---|
| 290 | |
---|
| 291 | gradivu_e(n+u_ldown)=1/de(n+u_ldown)*(ne(n,ldown)*divu_i(n)+ne(n+t_ldown,rup)*divu_i(n+t_ldown) ) |
---|
| 292 | |
---|
| 293 | ENDDO |
---|
| 294 | ENDDO |
---|
| 295 | |
---|
| 296 | DO j=jj_begin,jj_end |
---|
| 297 | DO i=ii_begin,ii_end |
---|
| 298 | n=(j-1)*iim+i |
---|
| 299 | gradivu_e(n+u_right)=-gradivu_e(n+u_right)*cdivu |
---|
| 300 | gradivu_e(n+u_lup)=-gradivu_e(n+u_lup)*cdivu |
---|
| 301 | gradivu_e(n+u_ldown)=-gradivu_e(n+u_ldown)*cdivu |
---|
| 302 | ENDDO |
---|
| 303 | ENDDO |
---|
| 304 | |
---|
| 305 | |
---|
| 306 | |
---|
| 307 | END SUBROUTINE gradiv |
---|
| 308 | |
---|
| 309 | |
---|
| 310 | SUBROUTINE gradrot(ue,gradrot_e) |
---|
| 311 | USE domain_mod |
---|
| 312 | USE dimensions |
---|
| 313 | USE geometry |
---|
| 314 | USE metric |
---|
| 315 | IMPLICIT NONE |
---|
| 316 | REAL(rstd),INTENT(IN) :: ue(iim*3*jjm) |
---|
| 317 | REAL(rstd),INTENT(OUT) :: gradrot_e(iim*3*jjm) |
---|
| 318 | REAL(rstd) :: rot_v(2*iim*jjm) |
---|
| 319 | |
---|
| 320 | INTEGER :: i,j,n |
---|
| 321 | |
---|
| 322 | DO j=jj_begin-1,jj_end+1 |
---|
| 323 | DO i=ii_begin-1,ii_end+1 |
---|
| 324 | n=(j-1)*iim+i |
---|
| 325 | |
---|
| 326 | rot_v(n+z_up)= 1./Av(n+z_up)*( ne(n,rup)*ue(n+u_rup)*de(n+u_rup) & |
---|
| 327 | + ne(n+t_rup,left)*ue(n+t_rup+u_left)*de(n+t_rup+u_left) & |
---|
| 328 | - ne(n,lup)*ue(n+u_lup)*de(n+u_lup) ) |
---|
| 329 | |
---|
| 330 | rot_v(n+z_down) = 1./Av(n+z_down)*( ne(n,ldown)*ue(n+u_ldown)*de(n+u_ldown) & |
---|
| 331 | + ne(n+t_ldown,right)*ue(n+t_ldown+u_right)*de(n+t_ldown+u_right) & |
---|
| 332 | - ne(n,rdown)*ue(n+u_rdown)*de(n+u_rdown) ) |
---|
| 333 | |
---|
| 334 | ENDDO |
---|
| 335 | ENDDO |
---|
| 336 | |
---|
| 337 | |
---|
| 338 | DO j=jj_begin,jj_end |
---|
| 339 | DO i=ii_begin,ii_end |
---|
| 340 | n=(j-1)*iim+i |
---|
| 341 | |
---|
| 342 | gradrot_e(n+u_right)=1/le(n+u_right)*ne(n,right)*(rot_v(n+z_rdown)-rot_v(n+z_rup)) |
---|
| 343 | |
---|
| 344 | gradrot_e(n+u_lup)=1/le(n+u_lup)*ne(n,lup)*(rot_v(n+z_up)-rot_v(n+z_lup)) |
---|
| 345 | |
---|
| 346 | gradrot_e(n+u_ldown)=1/le(n+u_ldown)*ne(n,ldown)*(rot_v(n+z_ldown)-rot_v(n+z_down)) |
---|
| 347 | |
---|
| 348 | ENDDO |
---|
| 349 | ENDDO |
---|
| 350 | |
---|
| 351 | DO j=jj_begin,jj_end |
---|
| 352 | DO i=ii_begin,ii_end |
---|
| 353 | n=(j-1)*iim+i |
---|
| 354 | |
---|
| 355 | gradrot_e(n+u_right)=-gradrot_e(n+u_right)*crot |
---|
| 356 | gradrot_e(n+u_lup)=-gradrot_e(n+u_lup)*crot |
---|
| 357 | gradrot_e(n+u_ldown)=-gradrot_e(n+u_ldown)*crot |
---|
| 358 | |
---|
| 359 | ENDDO |
---|
| 360 | ENDDO |
---|
| 361 | END SUBROUTINE |
---|
| 362 | |
---|
| 363 | |
---|
| 364 | END MODULE dissip_mod |
---|
| 365 | |
---|