Changeset 6444
- Timestamp:
- 2016-04-07T17:28:00+02:00 (8 years ago)
- Location:
- branches/UKMO/dev_r5518_GC3p0_package/NEMOGCM
- Files:
-
- 3 edited
-
CONFIG/SHARED/field_def.xml (modified) (1 diff)
-
CONFIG/SHARED/namelist_ref (modified) (2 diffs)
-
NEMO/OPA_SRC/ZDF/zdfmxl.F90 (modified) (10 diffs)
Legend:
- Unmodified
- Added
- Removed
-
branches/UKMO/dev_r5518_GC3p0_package/NEMOGCM/CONFIG/SHARED/field_def.xml
r6443 r6444 54 54 <field id="mldr10_1max" long_name="Max of Mixed Layer Depth (dsigma = 0.01 wrt 10m)" field_ref="mldr10_1" operation="maximum" /> 55 55 <field id="mldr10_1min" long_name="Min of Mixed Layer Depth (dsigma = 0.01 wrt 10m)" field_ref="mldr10_1" operation="minimum" /> 56 <field id="mldzint" long_name="vertically-interpolated mixing layer depth" unit="m" /> 56 <field id="mldzint_1" long_name="Mixed Layer Depth interpolated" standard_name="ocean_mixed_layer_thickness" unit="m" /> 57 <field id="mldzint_2" long_name="Mixed Layer Depth interpolated" standard_name="ocean_mixed_layer_thickness" unit="m" /> 58 <field id="mldzint_3" long_name="Mixed Layer Depth interpolated" standard_name="ocean_mixed_layer_thickness" unit="m" /> 59 <field id="mldzint_4" long_name="Mixed Layer Depth interpolated" standard_name="ocean_mixed_layer_thickness" unit="m" /> 60 <field id="mldzint_5" long_name="Mixed Layer Depth interpolated" standard_name="ocean_mixed_layer_thickness" unit="m" /> 61 <field id="mldhtc_1" long_name="Mixed Layer Depth integrated heat content" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 62 <field id="mldhtc_2" long_name="Mixed Layer Depth integrated heat content" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 63 <field id="mldhtc_3" long_name="Mixed Layer Depth integrated heat content" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 64 <field id="mldhtc_4" long_name="Mixed Layer Depth integrated heat content" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 65 <field id="mldhtc_5" long_name="Mixed Layer Depth integrated heat content" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 57 66 <field id="heatc" long_name="Heat content vertically integrated" standard_name="integral_of_sea_water_potential_temperature_wrt_depth_expressed_as_heat_content" unit="J/m2" /> 58 67 <field id="saltc" long_name="Salt content vertically integrated" unit="1e-3*kg/m2" /> -
branches/UKMO/dev_r5518_GC3p0_package/NEMOGCM/CONFIG/SHARED/namelist_ref
r6443 r6444 885 885 !! namzdf_tmx tidal mixing parameterization ("key_zdftmx") 886 886 !! namzdf_tmx_new new tidal mixing parameterization ("key_zdftmx_new") 887 !! namzdf_tmx_new new tidal mixing parameterization ("key_zdftmx_new") 887 888 !! namzdf_mldzint vertically-interpolated mixed-layer depth parameters 888 889 !!====================================================================== … … 1002 1003 &namzdf_mldzint ! Parameters for vertically-interpolated mixed-layer depth diagnostic 1003 1004 !------------------------------------------------------------------------------------------ 1004 nn_mld_type = 1 ! mixed layer type 1005 rn_zref = 10.0 ! depth of initial reference temperature 1006 rn_dT_crit = 0.2 ! critical temperature difference 1007 rn_iso_frac = 0.1 ! fraction of critical temperature difference used 1005 nn_mld_diag = 0 ! Number of MLD diagnostics to use from below 1006 1007 ! ! MLD criterion ! Reference ! Finite difference ! Gradient layer ! 1008 ! ! type ! depth ! criterion ! criterion ! 1009 sn_mld1 = 1 , 10.0 , 0.2 , 0.1 1010 sn_mld2 = '' , '' , '' , '' 1011 sn_mld3 = '' , '' , '' , '' 1012 sn_mld4 = '' , '' , '' , '' 1013 sn_mld5 = '' , '' , '' , '' 1008 1014 / 1009 1015 -
branches/UKMO/dev_r5518_GC3p0_package/NEMOGCM/NEMO/OPA_SRC/ZDF/zdfmxl.F90
r6443 r6444 34 34 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmlp !: mixed layer depth (rho=rho0+zdcrit) [m] 35 35 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmlpt !: mixed layer depth at t-points [m] 36 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hmld_zint !: vertically-interpolated mixed layer depth [m] 36 REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: hmld_zint !: vertically-interpolated mixed layer depth [m] 37 REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: htc_mld ! Heat content of hmld_zint 37 38 LOGICAL, PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: ll_found ! Is T_b to be found by interpolation ? 38 39 LOGICAL, PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ll_belowml ! Flag points below mixed layer when ll_found=F … … 41 42 REAL(wp) :: avt_c = 5.e-4_wp ! Kz criterion for the turbocline depth 42 43 43 ! Namelist variables for namzdf_mldzint 44 INTEGER :: nn_mld_type ! mixed layer type 45 REAL(wp) :: rn_zref ! depth of initial T_ref 46 REAL(wp) :: rn_dT_crit ! Critical temp diff 47 REAL(wp) :: rn_iso_frac ! Fraction of rn_dT_crit used 44 TYPE, PUBLIC :: MXL_ZINT !: Structure for MLD defs 45 INTEGER :: mld_type ! mixed layer type 46 REAL(wp) :: zref ! depth of initial T_ref 47 REAL(wp) :: dT_crit ! Critical temp diff 48 REAL(wp) :: iso_frac ! Fraction of rn_dT_crit used 49 END TYPE MXL_ZINT 48 50 49 51 !! * Substitutions … … 63 65 IF( .NOT. ALLOCATED( nmln ) ) THEN 64 66 ALLOCATE( nmln(jpi,jpj), hmld(jpi,jpj), hmlp(jpi,jpj), hmlpt(jpi,jpj), hmld_zint(jpi,jpj), & 67 & htc_mld(jpi,jpj), & 65 68 & ll_found(jpi,jpj), ll_belowml(jpi,jpj,jpk), STAT= zdf_mxl_alloc ) 66 69 ! … … 161 164 162 165 ! Vertically-interpolated mixed-layer depth diagnostic 163 IF( iom_use( "mldzint" ) ) THEN 164 CALL zdf_mxl_zint( kt ) 165 CALL iom_put( "mldzint" , hmld_zint ) 166 ENDIF 166 CALL zdf_mxl_zint( kt ) 167 167 168 168 IF(ln_ctl) CALL prt_ctl( tab2d_1=REAL(nmln,wp), clinfo1=' nmln : ', tab2d_2=hmlp, clinfo2=' hmlp : ', ovlap=1 ) … … 174 174 END SUBROUTINE zdf_mxl 175 175 176 SUBROUTINE zdf_mxl_zint ( kt)176 SUBROUTINE zdf_mxl_zint_mld( sf ) 177 177 !!---------------------------------------------------------------------------------- 178 !! *** ROUTINE zdf_mxl_zint ***178 !! *** ROUTINE zdf_mxl_zint_mld *** 179 179 ! 180 180 ! Calculate vertically-interpolated mixed layer depth diagnostic. … … 196 196 !!----------------------------------------------------------------------------------- 197 197 198 INTEGER, INTENT(in) :: kt ! ocean time-step index 199 ! 198 TYPE(MXL_ZINT), INTENT(in) :: sf 199 200 ! Diagnostic criteria 201 INTEGER :: nn_mld_type ! mixed layer type 202 REAL(wp) :: rn_zref ! depth of initial T_ref 203 REAL(wp) :: rn_dT_crit ! Critical temp diff 204 REAL(wp) :: rn_iso_frac ! Fraction of rn_dT_crit used 205 200 206 ! Local variables 207 REAL(wp), PARAMETER :: zepsilon = 1.e-30 ! local small value 201 208 INTEGER, POINTER, DIMENSION(:,:) :: ikmt ! number of active tracer levels 202 209 INTEGER, POINTER, DIMENSION(:,:) :: ik_ref ! index of reference level … … 213 220 REAL, POINTER, DIMENSION(:,:) :: zRHO1, zRHO2 ! Densities 214 221 INTEGER :: ji, jj, jk ! loop counter 215 INTEGER :: ios216 217 NAMELIST/namzdf_mldzint/ nn_mld_type, rn_zref, rn_dT_crit, rn_iso_frac218 222 219 223 !!------------------------------------------------------------------------------------- … … 222 226 CALL wrk_alloc( jpi, jpj, ppzdep, zT_ref, zdelta_T, zRHO1, zRHO2 ) 223 227 CALL wrk_alloc( jpi, jpj, jpk, zT, zdTdz, zmoddT ) 224 225 IF( kt == nit000 ) THEN 226 REWIND( numnam_ref ) ! Namelist namzdf_mldzint in reference namelist 227 READ ( numnam_ref, namzdf_mldzint, IOSTAT = ios, ERR = 901) 228 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in reference namelist', lwp ) 229 230 REWIND( numnam_cfg ) ! Namelist namzdf_mldzint in configuration namelist 231 READ ( numnam_cfg, namzdf_mldzint, IOSTAT = ios, ERR = 902 ) 232 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in configuration namelist', lwp ) 233 IF(lwm) WRITE ( numond, namzdf_mldzint ) 234 235 WRITE(numout,*) '===== Vertically-interpolated mixed layer =====' 236 WRITE(numout,*) 'nn_mld_type = ',nn_mld_type 237 WRITE(numout,*) 'rn_zref = ',rn_zref 238 WRITE(numout,*) 'rn_dT_crit = ',rn_dT_crit 239 WRITE(numout,*) 'rn_iso_frac = ',rn_iso_frac 240 WRITE(numout,*) '===============================================' 241 ENDIF 242 228 229 ! Unpack structure 230 nn_mld_type = sf%mld_type 231 rn_zref = sf%zref 232 rn_dT_crit = sf%dT_crit 233 rn_iso_frac = sf%iso_frac 234 243 235 ! Set the mixed layer depth criterion at each grid point 244 IF (nn_mld_type == 1) THEN 236 IF( nn_mld_type == 0 ) THEN 237 zdelta_T(:,:) = rn_dT_crit 238 zT(:,:,:) = rhop(:,:,:) 239 ELSE IF( nn_mld_type == 1 ) THEN 245 240 ppzdep(:,:)=0.0 246 241 call eos ( tsn(:,:,1,:), ppzdep(:,:), zRHO1(:,:) ) … … 286 281 ikmt(:,:) = mbathy(:,:) - 1 287 282 288 ! Search for a uniform density/temperature region where adjacent levels 289 ! differ by less than rn_iso_frac * deltaT. 290 ! ik_iso is the index of the last level in the uniform layer 291 ! ll_found indicates whether the mixed layer depth can be found by interpolation 292 ik_iso(:,:) = ik_ref(:,:) 293 ll_found(:,:) = .false. 294 DO jj = 1, nlcj 295 DO ji = 1, nlci 283 ! Initialize / reset 284 ll_found(:,:) = .false. 285 286 IF ( rn_iso_frac - zepsilon > 0. ) THEN 287 ! Search for a uniform density/temperature region where adjacent levels 288 ! differ by less than rn_iso_frac * deltaT. 289 ! ik_iso is the index of the last level in the uniform layer 290 ! ll_found indicates whether the mixed layer depth can be found by interpolation 291 ik_iso(:,:) = ik_ref(:,:) 292 DO jj = 1, nlcj 293 DO ji = 1, nlci 296 294 !CDIR NOVECTOR 297 DO jk = ik_ref(ji,jj), ikmt(ji,jj)-1 298 IF ( zmoddT(ji,jj,jk) > ( rn_iso_frac * zdelta_T(ji,jj) ) ) THEN 299 ik_iso(ji,jj) = jk 300 ll_found(ji,jj) = ( zmoddT(ji,jj,jk) > zdelta_T(ji,jj) ) 301 EXIT 295 DO jk = ik_ref(ji,jj), ikmt(ji,jj)-1 296 IF ( zmoddT(ji,jj,jk) > ( rn_iso_frac * zdelta_T(ji,jj) ) ) THEN 297 ik_iso(ji,jj) = jk 298 ll_found(ji,jj) = ( zmoddT(ji,jj,jk) > zdelta_T(ji,jj) ) 299 EXIT 300 END IF 301 END DO 302 END DO 303 END DO 304 305 ! Use linear interpolation to find depth of mixed layer base where possible 306 hmld_zint(:,:) = rn_zref 307 DO jj = 1, jpj 308 DO ji = 1, jpi 309 IF (ll_found(ji,jj) .and. tmask(ji,jj,1) == 1.0) THEN 310 zdz = abs( zdelta_T(ji,jj) / zdTdz(ji,jj,ik_iso(ji,jj)) ) 311 hmld_zint(ji,jj) = fsdept(ji,jj,ik_iso(ji,jj)) + zdz 302 312 END IF 303 313 END DO 304 314 END DO 305 END DO 306 307 ! Use linear interpolation to find depth of mixed layer base where possible 308 hmld_zint(:,:) = rn_zref 309 DO jj = 1, jpj 310 DO ji = 1, jpi 311 IF (ll_found(ji,jj) .and. tmask(ji,jj,1) == 1.0) THEN 312 zdz = abs( zdelta_T(ji,jj) / zdTdz(ji,jj,ik_iso(ji,jj)) ) 313 hmld_zint(ji,jj) = fsdept(ji,jj,ik_iso(ji,jj)) + zdz 314 END IF 315 END DO 316 END DO 315 END IF 317 316 318 317 ! If ll_found = .false. then calculate MLD using difference of zdelta_T … … 357 356 CALL wrk_dealloc( jpi,jpj, jpk, zT, zdTdz, zmoddT ) 358 357 ! 358 END SUBROUTINE zdf_mxl_zint_mld 359 360 SUBROUTINE zdf_mxl_zint_htc( kt ) 361 !!---------------------------------------------------------------------- 362 !! *** ROUTINE zdf_mxl_zint_htc *** 363 !! 364 !! ** Purpose : 365 !! 366 !! ** Method : 367 !!---------------------------------------------------------------------- 368 369 INTEGER, INTENT(in) :: kt ! ocean time-step index 370 371 INTEGER :: ji, jj, jk 372 INTEGER :: ikmax 373 REAL(wp) :: zc, zcoef 374 ! 375 INTEGER, ALLOCATABLE, DIMENSION(:,:) :: ilevel 376 REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: zthick_0, zthick 377 378 !!---------------------------------------------------------------------- 379 380 IF( .NOT. ALLOCATED(ilevel) ) THEN 381 ALLOCATE( ilevel(jpi,jpj), zthick_0(jpi,jpj), & 382 & zthick(jpi,jpj), STAT=ji ) 383 IF( lk_mpp ) CALL mpp_sum(ji) 384 IF( ji /= 0 ) CALL ctl_stop( 'STOP', 'zdf_mxl_zint_htc : unable to allocate arrays' ) 385 ENDIF 386 387 ! Find last whole model T level above the MLD 388 ilevel(:,:) = 0 389 zthick_0(:,:) = 0._wp 390 391 DO jk = 1, jpkm1 392 DO jj = 1, jpj 393 DO ji = 1, jpi 394 zthick_0(ji,jj) = zthick_0(ji,jj) + fse3t(ji,jj,jk) 395 IF( zthick_0(ji,jj) < hmld_zint(ji,jj) ) ilevel(ji,jj) = jk 396 END DO 397 END DO 398 WRITE(numout,*) 'zthick_0(jk =',jk,') =',zthick_0(2,2) 399 WRITE(numout,*) 'fsdepw(jk+1 =',jk+1,') =',fsdepw(2,2,jk+1) 400 END DO 401 402 ! Surface boundary condition 403 IF( lk_vvl ) THEN ; zthick(:,:) = 0._wp ; htc_mld(:,:) = 0._wp 404 ELSE ; zthick(:,:) = sshn(:,:) ; htc_mld(:,:) = tsn(:,:,1,jp_tem) * sshn(:,:) * tmask(:,:,1) 405 ENDIF 406 407 ! Deepest whole T level above the MLD 408 ikmax = MIN( MAXVAL( ilevel(:,:) ), jpkm1 ) 409 410 ! Integration down to last whole model T level 411 DO jk = 1, ikmax 412 DO jj = 1, jpj 413 DO ji = 1, jpi 414 zc = fse3t(ji,jj,jk) * REAL( MIN( MAX( 0, ilevel(ji,jj) - jk + 1 ) , 1 ) ) ! 0 below ilevel 415 zthick(ji,jj) = zthick(ji,jj) + zc 416 htc_mld(ji,jj) = htc_mld(ji,jj) + zc * tsn(ji,jj,jk,jp_tem) * tmask(ji,jj,jk) 417 END DO 418 END DO 419 END DO 420 421 ! Subsequent partial T level 422 zthick(:,:) = hmld_zint(:,:) - zthick(:,:) ! remaining thickness to reach MLD 423 424 DO jj = 1, jpj 425 DO ji = 1, jpi 426 htc_mld(ji,jj) = htc_mld(ji,jj) + tsn(ji,jj,ilevel(ji,jj)+1,jp_tem) & 427 & * MIN( fse3t(ji,jj,ilevel(ji,jj)+1), zthick(ji,jj) ) * tmask(ji,jj,ilevel(ji,jj)+1) 428 END DO 429 END DO 430 431 WRITE(numout,*) 'htc_mld(after) =',htc_mld(2,2) 432 433 ! Convert to heat content 434 zcoef = rau0 * rcp 435 htc_mld(:,:) = zcoef * htc_mld(:,:) 436 437 END SUBROUTINE zdf_mxl_zint_htc 438 439 SUBROUTINE zdf_mxl_zint( kt ) 440 !!---------------------------------------------------------------------- 441 !! *** ROUTINE zdf_mxl_zint *** 442 !! 443 !! ** Purpose : 444 !! 445 !! ** Method : 446 !!---------------------------------------------------------------------- 447 448 INTEGER, INTENT(in) :: kt ! ocean time-step index 449 450 INTEGER :: ios 451 INTEGER :: jn 452 453 INTEGER :: nn_mld_diag = 0 ! number of diagnostics 454 455 CHARACTER(len=1) :: cmld 456 457 TYPE(MXL_ZINT) :: sn_mld1, sn_mld2, sn_mld3, sn_mld4, sn_mld5 458 TYPE(MXL_ZINT), SAVE, DIMENSION(5) :: mld_diags 459 460 NAMELIST/namzdf_mldzint/ nn_mld_diag, sn_mld1, sn_mld2, sn_mld3, sn_mld4, sn_mld5 461 462 !!---------------------------------------------------------------------- 463 464 IF( kt == nit000 ) THEN 465 REWIND( numnam_ref ) ! Namelist namzdf_mldzint in reference namelist 466 READ ( numnam_ref, namzdf_mldzint, IOSTAT = ios, ERR = 901) 467 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in reference namelist', lwp ) 468 469 REWIND( numnam_cfg ) ! Namelist namzdf_mldzint in configuration namelist 470 READ ( numnam_cfg, namzdf_mldzint, IOSTAT = ios, ERR = 902 ) 471 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf_mldzint in configuration namelist', lwp ) 472 IF(lwm) WRITE ( numond, namzdf_mldzint ) 473 474 IF( nn_mld_diag > 5 ) CALL ctl_stop( 'STOP', 'zdf_mxl_ini: Specify no more than 5 MLD definitions' ) 475 476 mld_diags(1) = sn_mld1 477 mld_diags(2) = sn_mld2 478 mld_diags(3) = sn_mld3 479 mld_diags(4) = sn_mld4 480 mld_diags(5) = sn_mld5 481 482 IF( nn_mld_diag > 0 ) THEN 483 WRITE(numout,*) '=============== Vertically-interpolated mixed layer ================' 484 WRITE(numout,*) '(Diagnostic number, nn_mld_type, rn_zref, rn_dT_crit, rn_iso_frac)' 485 DO jn = 1, nn_mld_diag 486 WRITE(numout,*) 'MLD criterion',jn,':' 487 WRITE(numout,*) ' nn_mld_type =', mld_diags(jn)%mld_type 488 WRITE(numout,*) ' rn_zref =' , mld_diags(jn)%zref 489 WRITE(numout,*) ' rn_dT_crit =' , mld_diags(jn)%dT_crit 490 WRITE(numout,*) ' rn_iso_frac =', mld_diags(jn)%iso_frac 491 END DO 492 WRITE(numout,*) '====================================================================' 493 ENDIF 494 ENDIF 495 496 IF( nn_mld_diag > 0 ) THEN 497 DO jn = 1, nn_mld_diag 498 WRITE(cmld,'(I1)') jn 499 IF( iom_use( "mldzint_"//cmld ) .OR. iom_use( "mldhtc_"//cmld ) ) THEN 500 CALL zdf_mxl_zint_mld( mld_diags(jn) ) 501 502 IF( iom_use( "mldzint_"//cmld ) ) THEN 503 CALL iom_put( "mldzint_"//cmld, hmld_zint(:,:) ) 504 ENDIF 505 506 IF( iom_use( "mldhtc_"//cmld ) ) THEN 507 CALL zdf_mxl_zint_htc( kt ) 508 CALL iom_put( "mldhtc_"//cmld , htc_mld(:,:) ) 509 ENDIF 510 ENDIF 511 END DO 512 ENDIF 513 359 514 END SUBROUTINE zdf_mxl_zint 360 515
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