- Timestamp:
- 2015-12-16T17:12:13+01:00 (9 years ago)
- File:
-
- 1 edited
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branches/UKMO/dev_r5107_mld_zint/NEMOGCM/NEMO/OPA_SRC/ZDF/zdfmxl.F90
r5249 r6072 33 33 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmlp !: mixed layer depth (rho=rho0+zdcrit) [m] 34 34 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmlpt !: mixed layer depth at t-points [m] 35 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmld_zint !: vertically-interpolated mixed layer depth [m] 35 REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: hmld_zint !: vertically-interpolated mixed layer depth [m] 36 REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: htc_mld ! Heat content of hmld_zint 36 37 LOGICAL, PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ll_found ! Is T_b to be found by interpolation ? 37 38 LOGICAL, PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ll_belowml ! Flag points below mixed layer when ll_found=F … … 40 41 REAL(wp) :: avt_c = 5.e-4_wp ! Kz criterion for the turbocline depth 41 42 42 ! Namelist variables for namzdf_mldzint 43 INTEGER :: nn_mld_type ! mixed layer type 44 REAL(wp) :: rn_zref ! depth of initial T_ref 45 REAL(wp) :: rn_dT_crit ! Critical temp diff 46 REAL(wp) :: rn_iso_frac ! Fraction of rn_dT_crit used 43 TYPE, PUBLIC :: MXL_ZINT !: Structure for MLD defs 44 INTEGER :: mld_type ! mixed layer type 45 REAL(wp) :: zref ! depth of initial T_ref 46 REAL(wp) :: dT_crit ! Critical temp diff 47 REAL(wp) :: iso_frac ! Fraction of rn_dT_crit used 48 END TYPE MXL_ZINT 47 49 48 50 !! * Substitutions … … 62 64 IF( .NOT. ALLOCATED( nmln ) ) THEN 63 65 ALLOCATE( nmln(jpi,jpj), hmld(jpi,jpj), hmlp(jpi,jpj), hmlpt(jpi,jpj), hmld_zint(jpi,jpj), & 66 & htc_mld(jpi,jpj), & 64 67 & ll_found(jpi,jpj), ll_belowml(jpi,jpj,jpk), STAT= zdf_mxl_alloc ) 65 68 ! … … 149 152 150 153 ! Vertically-interpolated mixed-layer depth diagnostic 151 IF( iom_use( "mldzint" ) ) THEN 152 CALL zdf_mxl_zint( kt ) 153 CALL iom_put( "mldzint" , hmld_zint ) 154 ENDIF 154 CALL zdf_mxl_zint( kt ) 155 155 156 156 IF(ln_ctl) CALL prt_ctl( tab2d_1=REAL(nmln,wp), clinfo1=' nmln : ', tab2d_2=hmlp, clinfo2=' hmlp : ', ovlap=1 ) … … 162 162 END SUBROUTINE zdf_mxl 163 163 164 SUBROUTINE zdf_mxl_zint ( kt)164 SUBROUTINE zdf_mxl_zint_mld( sf ) 165 165 !!---------------------------------------------------------------------------------- 166 !! *** ROUTINE zdf_mxl_zint ***166 !! *** ROUTINE zdf_mxl_zint_mld *** 167 167 ! 168 168 ! Calculate vertically-interpolated mixed layer depth diagnostic. … … 184 184 !!----------------------------------------------------------------------------------- 185 185 186 INTEGER, INTENT(in) :: kt ! ocean time-step index 187 ! 186 TYPE(MXL_ZINT), INTENT(in) :: sf 187 188 ! Diagnostic criteria 189 INTEGER :: nn_mld_type ! mixed layer type 190 REAL(wp) :: rn_zref ! depth of initial T_ref 191 REAL(wp) :: rn_dT_crit ! Critical temp diff 192 REAL(wp) :: rn_iso_frac ! Fraction of rn_dT_crit used 193 188 194 ! Local variables 189 195 INTEGER, POINTER, DIMENSION(:,:) :: ikmt ! number of active tracer levels … … 201 207 REAL, POINTER, DIMENSION(:,:) :: zRHO1, zRHO2 ! Densities 202 208 INTEGER :: ji, jj, jk ! loop counter 203 INTEGER :: ios204 205 NAMELIST/namzdf_mldzint/ nn_mld_type, rn_zref, rn_dT_crit, rn_iso_frac206 209 207 210 !!------------------------------------------------------------------------------------- … … 210 213 CALL wrk_alloc( jpi, jpj, ppzdep, zT_ref, zdelta_T, zRHO1, zRHO2 ) 211 214 CALL wrk_alloc( jpi, jpj, jpk, zT, zdTdz, zmoddT ) 212 213 IF( kt == nit000 ) THEN 214 REWIND( numnam_ref ) ! Namelist namzdf_mldzint in reference namelist 215 READ ( numnam_ref, namzdf_mldzint, IOSTAT = ios, ERR = 901) 216 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in reference namelist', lwp ) 217 218 REWIND( numnam_cfg ) ! Namelist namzdf_mldzint in configuration namelist 219 READ ( numnam_cfg, namzdf_mldzint, IOSTAT = ios, ERR = 902 ) 220 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in configuration namelist', lwp ) 221 IF(lwm) WRITE ( numond, namzdf_mldzint ) 222 223 WRITE(numout,*) '===== Vertically-interpolated mixed layer =====' 224 WRITE(numout,*) 'nn_mld_type = ',nn_mld_type 225 WRITE(numout,*) 'rn_zref = ',rn_zref 226 WRITE(numout,*) 'rn_dT_crit = ',rn_dT_crit 227 WRITE(numout,*) 'rn_iso_frac = ',rn_iso_frac 228 WRITE(numout,*) '===============================================' 229 ENDIF 230 215 216 ! Unpack structure 217 nn_mld_type = sf%mld_type 218 rn_zref = sf%zref 219 rn_dT_crit = sf%dT_crit 220 rn_iso_frac = sf%iso_frac 221 231 222 ! Set the mixed layer depth criterion at each grid point 232 IF (nn_mld_type == 1) THEN 223 IF( nn_mld_type == 0 ) THEN 224 zdelta_T(:,:) = rn_dT_crit 225 zT(:,:,:) = rhop(:,:,:) 226 ELSE IF( nn_mld_type == 1 ) THEN 233 227 ppzdep(:,:)=0.0 234 228 call eos ( tsn(:,:,1,:), ppzdep(:,:), zRHO1(:,:) ) … … 345 339 CALL wrk_dealloc( jpi,jpj, jpk, zT, zdTdz, zmoddT ) 346 340 ! 341 END SUBROUTINE zdf_mxl_zint_mld 342 343 SUBROUTINE zdf_mxl_zint_htc( kt ) 344 !!---------------------------------------------------------------------- 345 !! *** ROUTINE zdf_mxl_zint_htc *** 346 !! 347 !! ** Purpose : 348 !! 349 !! ** Method : 350 !!---------------------------------------------------------------------- 351 352 INTEGER, INTENT(in) :: kt ! ocean time-step index 353 354 INTEGER :: ji, jj, jk 355 INTEGER :: ikmax 356 REAL(wp) :: zc, zcoef 357 ! 358 INTEGER, ALLOCATABLE, DIMENSION(:,:) :: ilevel 359 REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: zthick_0, zthick 360 361 !!---------------------------------------------------------------------- 362 363 IF( .NOT. ALLOCATED(ilevel) ) THEN 364 ALLOCATE( ilevel(jpi,jpj), zthick_0(jpi,jpj), & 365 & zthick(jpi,jpj), STAT=ji ) 366 IF( lk_mpp ) CALL mpp_sum(ji) 367 IF( ji /= 0 ) CALL ctl_stop( 'STOP', 'zdf_mxl_zint_htc : unable to allocate arrays' ) 368 ENDIF 369 370 ! Find last whole model T level above the MLD 371 ilevel(:,:) = 0 372 zthick_0(:,:) = 0._wp 373 374 DO jk = 1, jpkm1 375 DO jj = 1, jpj 376 DO ji = 1, jpi 377 zthick_0(ji,jj) = zthick_0(ji,jj) + fse3t(ji,jj,jk) 378 IF( zthick_0(ji,jj) < hmld_zint(ji,jj) ) ilevel(ji,jj) = jk 379 END DO 380 END DO 381 WRITE(numout,*) 'zthick_0(jk =',jk,') =',zthick_0(2,2) 382 WRITE(numout,*) 'fsdepw(jk+1 =',jk+1,') =',fsdepw(2,2,jk+1) 383 END DO 384 385 ! Surface boundary condition 386 IF( lk_vvl ) THEN ; zthick(:,:) = 0._wp ; htc_mld(:,:) = 0._wp 387 ELSE ; zthick(:,:) = sshn(:,:) ; htc_mld(:,:) = tsn(:,:,1,jp_tem) * sshn(:,:) * tmask(:,:,1) 388 ENDIF 389 390 ! Deepest whole T level above the MLD 391 ikmax = MIN( MAXVAL( ilevel(:,:) ), jpkm1 ) 392 393 ! Integration down to last whole model T level 394 DO jk = 1, ikmax 395 DO jj = 1, jpj 396 DO ji = 1, jpi 397 zc = fse3t(ji,jj,jk) * REAL( MIN( MAX( 0, ilevel(ji,jj) - jk + 1 ) , 1 ) ) ! 0 below ilevel 398 zthick(ji,jj) = zthick(ji,jj) + zc 399 htc_mld(ji,jj) = htc_mld(ji,jj) + zc * tsn(ji,jj,jk,jp_tem) * tmask(ji,jj,jk) 400 END DO 401 END DO 402 END DO 403 404 ! Subsequent partial T level 405 zthick(:,:) = hmld_zint(:,:) - zthick(:,:) ! remaining thickness to reach MLD 406 407 DO jj = 1, jpj 408 DO ji = 1, jpi 409 htc_mld(ji,jj) = htc_mld(ji,jj) + tsn(ji,jj,ilevel(ji,jj)+1,jp_tem) & 410 & * MIN( fse3t(ji,jj,ilevel(ji,jj)+1), zthick(ji,jj) ) * tmask(ji,jj,ilevel(ji,jj)+1) 411 END DO 412 END DO 413 414 WRITE(numout,*) 'htc_mld(after) =',htc_mld(2,2) 415 416 ! Convert to heat content 417 zcoef = rau0 * rcp 418 htc_mld(:,:) = zcoef * htc_mld(:,:) 419 420 END SUBROUTINE zdf_mxl_zint_htc 421 422 SUBROUTINE zdf_mxl_zint( kt ) 423 !!---------------------------------------------------------------------- 424 !! *** ROUTINE zdf_mxl_zint *** 425 !! 426 !! ** Purpose : 427 !! 428 !! ** Method : 429 !!---------------------------------------------------------------------- 430 431 INTEGER, INTENT(in) :: kt ! ocean time-step index 432 433 INTEGER :: ios 434 INTEGER :: jn 435 436 INTEGER :: nn_mld_diag = 0 ! number of diagnostics 437 438 CHARACTER(len=1) :: cmld 439 440 TYPE(MXL_ZINT) :: sn_mld1, sn_mld2, sn_mld3, sn_mld4, sn_mld5 441 TYPE(MXL_ZINT), SAVE, DIMENSION(5) :: mld_diags 442 443 NAMELIST/namzdf_mldzint/ nn_mld_diag, sn_mld1, sn_mld2, sn_mld3, sn_mld4, sn_mld5 444 445 !!---------------------------------------------------------------------- 446 447 IF( kt == nit000 ) THEN 448 REWIND( numnam_ref ) ! Namelist namzdf_mldzint in reference namelist 449 READ ( numnam_ref, namzdf_mldzint, IOSTAT = ios, ERR = 901) 450 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in reference namelist', lwp ) 451 452 REWIND( numnam_cfg ) ! Namelist namzdf_mldzint in configuration namelist 453 READ ( numnam_cfg, namzdf_mldzint, IOSTAT = ios, ERR = 902 ) 454 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in configuration namelist', lwp ) 455 IF(lwm) WRITE ( numond, namzdf_mldzint ) 456 457 IF( nn_mld_diag > 5 ) CALL ctl_stop( 'STOP', 'zdf_mxl_ini: Specify no more than 5 MLD definitions' ) 458 459 mld_diags(1) = sn_mld1 460 mld_diags(2) = sn_mld2 461 mld_diags(3) = sn_mld3 462 mld_diags(4) = sn_mld4 463 mld_diags(5) = sn_mld5 464 465 IF( nn_mld_diag > 0 ) THEN 466 WRITE(numout,*) '=============== Vertically-interpolated mixed layer ================' 467 WRITE(numout,*) '(Diagnostic number, nn_mld_type, rn_zref, rn_dT_crit, rn_iso_frac)' 468 DO jn = 1, nn_mld_diag 469 WRITE(numout,*) 'MLD criterion',jn,':' 470 WRITE(numout,*) ' nn_mld_type =', mld_diags(jn)%mld_type 471 WRITE(numout,*) ' rn_zref =' , mld_diags(jn)%zref 472 WRITE(numout,*) ' rn_dT_crit =' , mld_diags(jn)%dT_crit 473 WRITE(numout,*) ' rn_iso_frac =', mld_diags(jn)%iso_frac 474 END DO 475 WRITE(numout,*) '====================================================================' 476 ENDIF 477 ENDIF 478 479 IF( nn_mld_diag > 0 ) THEN 480 DO jn = 1, nn_mld_diag 481 WRITE(cmld,'(I1)') jn 482 IF( iom_use( "mldzint_"//cmld ) .OR. iom_use( "mldhtc_"//cmld ) ) THEN 483 CALL zdf_mxl_zint_mld( mld_diags(jn) ) 484 485 IF( iom_use( "mldzint_"//cmld ) ) THEN 486 CALL iom_put( "mldzint_"//cmld, hmld_zint(:,:) ) 487 ENDIF 488 489 IF( iom_use( "mldhtc_"//cmld ) ) THEN 490 CALL zdf_mxl_zint_htc( kt ) 491 CALL iom_put( "mldhtc_"//cmld , htc_mld(:,:) ) 492 ENDIF 493 ENDIF 494 END DO 495 ENDIF 496 347 497 END SUBROUTINE zdf_mxl_zint 348 498
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