- Timestamp:
- 2016-03-07T16:06:02+01:00 (7 years ago)
- Location:
- branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM
- Files:
-
- 10 edited
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CONFIG/SHARED/field_def.xml (modified) (1 diff)
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CONFIG/SHARED/namelist_ref (modified) (1 diff)
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NEMO/OPA_SRC/DOM/phycst.F90 (modified) (1 diff)
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NEMO/OPA_SRC/ICB/icbclv.F90 (modified) (3 diffs)
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NEMO/OPA_SRC/IOM/restart.F90 (modified) (3 diffs)
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NEMO/OPA_SRC/SBC/sbc_ice.F90 (modified) (2 diffs)
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NEMO/OPA_SRC/SBC/sbc_oce.F90 (modified) (3 diffs)
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NEMO/OPA_SRC/SBC/sbccpl.F90 (modified) (24 diffs)
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NEMO/OPA_SRC/SBC/sbcice_cice.F90 (modified) (14 diffs)
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NEMO/OPA_SRC/SBC/sbcisf.F90 (modified) (4 diffs)
Legend:
- Unmodified
- Added
- Removed
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branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/CONFIG/SHARED/field_def.xml
r5517 r6363 193 193 194 194 <!-- * variable related to ice shelf forcing * --> 195 <field id="berg_calve" long_name="Iceberg calving" unit="kg/m2/s" /> 195 196 <field id="fwfisf" long_name="Ice shelf melting" unit="kg/m2/s" /> 196 197 <field id="qisf" long_name="Ice Shelf Heat Flux" unit="W/m2" /> -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/CONFIG/SHARED/namelist_ref
r5501 r6363 378 378 ln_usecplmask = .false. ! use a coupling mask file to merge data received from several models 379 379 ! -> file cplmask.nc with the float variable called cplmask (jpi,jpj,nn_cplmodel) 380 ln_coupled_iceshelf_fluxes = .false. ! If true use rate of change of mass of Greenland and Antarctic icesheets to set the 381 ! combined magnitude of the iceberg calving and iceshelf melting freshwater fluxes. 382 rn_greenland_calving_fraction = 0.5 ! Set fraction of total freshwater flux for iceberg calving - remainder goes to iceshelf melting. 383 rn_antarctica_calving_fraction = 0.5 ! Set fraction of total freshwater flux for iceberg calving - remainder goes to iceshelf melting. 384 rn_iceshelf_fluxes_tolerance = 1e-6 ! Fractional threshold for detecting differences in icesheet masses (must be positive definite). 380 385 / 381 386 !----------------------------------------------------------------------- -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/DOM/phycst.F90
r6362 r6363 68 68 REAL(wp), PUBLIC :: rcdsn = 0.31_wp !: thermal conductivity of snow 69 69 REAL(wp), PUBLIC :: cpic = 2067.0_wp !: specific heat for ice 70 #if defined key_cice 71 REAL(wp), PUBLIC :: lsub = 2.835e+6_wp !: pure ice latent heat of sublimation [J/kg] 72 #else 70 73 REAL(wp), PUBLIC :: lsub = 2.834e+6_wp !: pure ice latent heat of sublimation [J/kg] 74 #endif 71 75 REAL(wp), PUBLIC :: lfus = 0.334e+6_wp !: latent heat of fusion of fresh ice [J/kg] 72 76 REAL(wp), PUBLIC :: tmut = 0.054_wp !: decrease of seawater meltpoint with salinity -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/ICB/icbclv.F90
r6362 r6363 25 25 USE icbutl ! iceberg utility routines 26 26 27 USE sbc_oce ! for icesheet freshwater input variables 28 USE in_out_manager 29 USE iom 30 27 31 IMPLICIT NONE 28 32 PRIVATE … … 48 52 ! 49 53 REAL(wp) :: zcalving_used, zdist, zfact 54 REAL(wp) :: zgreenland_calving_sum, zantarctica_calving_sum 50 55 INTEGER :: jn, ji, jj ! loop counters 51 56 INTEGER :: imx ! temporary integer for max berg class … … 59 64 zfact = ( (1000._wp)**3 / ( NINT(rday) * nyear_len(1) ) ) * 850._wp 60 65 berg_grid%calving(:,:) = src_calving(:,:) * tmask_i(:,:) * zfact 66 67 IF( lk_oasis) THEN 68 ! ln_coupled_iceshelf_fluxes uninitialised unless lk_oasis=true 69 IF( ln_coupled_iceshelf_fluxes ) THEN 70 71 ! Adjust total calving rates so that sum of iceberg calving and iceshelf melting in the northern 72 ! and southern hemispheres equals rate of increase of mass of greenland and antarctic ice sheets 73 ! to preserve total freshwater conservation in coupled models without an active ice sheet model. 74 75 zgreenland_calving_sum = SUM( berg_grid%calving(:,:) * greenland_icesheet_mask(:,:) ) 76 IF( lk_mpp ) CALL mpp_sum( zgreenland_calving_sum ) 77 WHERE( greenland_icesheet_mask(:,:) == 1.0 ) & 78 & berg_grid%calving(:,:) = berg_grid%calving(:,:) * greenland_icesheet_mass_rate_of_change * rn_greenland_calving_fraction & 79 & / ( zgreenland_calving_sum + 1.0e-10_wp ) 80 81 ! check 82 IF(lwp) WRITE(numout, *) 'Greenland iceberg calving climatology (kg/s) : ',zgreenland_calving_sum 83 zgreenland_calving_sum = SUM( berg_grid%calving(:,:) * greenland_icesheet_mask(:,:) ) 84 IF( lk_mpp ) CALL mpp_sum( zgreenland_calving_sum ) 85 IF(lwp) WRITE(numout, *) 'Greenland iceberg calving adjusted value (kg/s) : ',zgreenland_calving_sum 86 87 zantarctica_calving_sum = SUM( berg_grid%calving(:,:) * antarctica_icesheet_mask(:,:) ) 88 IF( lk_mpp ) CALL mpp_sum( zantarctica_calving_sum ) 89 WHERE( antarctica_icesheet_mask(:,:) == 1.0 ) & 90 berg_grid%calving(:,:) = berg_grid%calving(:,:) * antarctica_icesheet_mass_rate_of_change * rn_antarctica_calving_fraction & 91 & / ( zantarctica_calving_sum + 1.0e-10_wp ) 92 93 ! check 94 IF(lwp) WRITE(numout, *) 'Antarctica iceberg calving climatology (kg/s) : ',zantarctica_calving_sum 95 zantarctica_calving_sum = SUM( berg_grid%calving(:,:) * antarctica_icesheet_mask(:,:) ) 96 IF( lk_mpp ) CALL mpp_sum( zantarctica_calving_sum ) 97 IF(lwp) WRITE(numout, *) 'Antarctica iceberg calving adjusted value (kg/s) : ',zantarctica_calving_sum 98 99 ENDIF 100 ENDIF 101 102 CALL iom_put( 'berg_calve', berg_grid%calving(:,:) ) 61 103 62 104 ! Heat in units of W/m2, and mask (just in case) -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/IOM/restart.F90
r6362 r6363 24 24 USE trdmxl_oce ! ocean active mixed layer tracers trends variables 25 25 USE divcur ! hor. divergence and curl (div & cur routines) 26 USE sbc_oce ! for icesheet freshwater input variables 26 27 27 28 IMPLICIT NONE … … 145 146 CALL iom_rstput( kt, nitrst, numrow, 'rhd' , rhd ) 146 147 #endif 148 IF( lk_oasis) THEN 149 ! ln_coupled_iceshelf_fluxes uninitialised unless lk_oasis=true 150 IF( ln_coupled_iceshelf_fluxes ) THEN 151 CALL iom_rstput( kt, nitrst, numrow, 'greenland_icesheet_mass', greenland_icesheet_mass ) 152 CALL iom_rstput( kt, nitrst, numrow, 'greenland_icesheet_timelapsed', greenland_icesheet_timelapsed ) 153 CALL iom_rstput( kt, nitrst, numrow, 'greenland_icesheet_mass_roc', greenland_icesheet_mass_rate_of_change ) 154 CALL iom_rstput( kt, nitrst, numrow, 'antarctica_icesheet_mass', antarctica_icesheet_mass ) 155 CALL iom_rstput( kt, nitrst, numrow, 'antarctica_icesheet_timelapsed', antarctica_icesheet_timelapsed ) 156 CALL iom_rstput( kt, nitrst, numrow, 'antarctica_icesheet_mass_roc', antarctica_icesheet_mass_rate_of_change ) 157 ENDIF 158 ENDIF 159 147 160 IF( kt == nitrst ) THEN 148 161 CALL iom_close( numrow ) ! close the restart file (only at last time step) … … 258 271 #endif 259 272 ! 273 IF( iom_varid( numror, 'greenland_icesheet_mass', ldstop = .FALSE. ) > 0 ) THEN 274 CALL iom_get( numror, 'greenland_icesheet_mass', greenland_icesheet_mass ) 275 CALL iom_get( numror, 'greenland_icesheet_timelapsed', greenland_icesheet_timelapsed ) 276 CALL iom_get( numror, 'greenland_icesheet_mass_roc', greenland_icesheet_mass_rate_of_change ) 277 ELSE 278 greenland_icesheet_mass = 0.0 279 greenland_icesheet_mass_rate_of_change = 0.0 280 greenland_icesheet_timelapsed = 0.0 281 ENDIF 282 IF( iom_varid( numror, 'antarctica_icesheet_mass', ldstop = .FALSE. ) > 0 ) THEN 283 CALL iom_get( numror, 'antarctica_icesheet_mass', antarctica_icesheet_mass ) 284 CALL iom_get( numror, 'antarctica_icesheet_timelapsed', antarctica_icesheet_timelapsed ) 285 CALL iom_get( numror, 'antarctica_icesheet_mass_roc', antarctica_icesheet_mass_rate_of_change ) 286 ELSE 287 antarctica_icesheet_mass = 0.0 288 antarctica_icesheet_mass_rate_of_change = 0.0 289 antarctica_icesheet_timelapsed = 0.0 290 ENDIF 291 260 292 IF( neuler == 0 ) THEN ! Euler restart (neuler=0) 261 293 tsb (:,:,:,:) = tsn (:,:,:,:) ! all before fields set to now values -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/SBC/sbc_ice.F90
r6362 r6363 101 101 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr_iu !: ice fraction at NEMO U point 102 102 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fr_iv !: ice fraction at NEMO V point 103 103 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: sstfrz !: sea surface freezing temperature 104 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tsfc_ice !: sea-ice surface skin temperature (on categories) 105 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: kn_ice !: sea-ice surface layer thermal conductivity (on cats) 106 104 107 ! variables used in the coupled interface 105 108 INTEGER , PUBLIC, PARAMETER :: jpl = ncat 106 109 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice ! jpi, jpj 110 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: a_p, ht_p ! Meltpond fraction and depth 107 111 #endif 108 112 … … 152 156 153 157 #if defined key_cice 154 ALLOCATE( qla_ice(jpi,jpj, 1), qlw_ice(jpi,jpj,1) , qsr_ice(jpi,jpj,1) , &158 ALLOCATE( qla_ice(jpi,jpj,ncat) , qlw_ice(jpi,jpj,1) , qsr_ice(jpi,jpj,1) , & 155 159 wndi_ice(jpi,jpj) , tatm_ice(jpi,jpj) , qatm_ice(jpi,jpj) , & 156 160 wndj_ice(jpi,jpj) , nfrzmlt(jpi,jpj) , ss_iou(jpi,jpj) , & 157 161 ss_iov(jpi,jpj) , fr_iu(jpi,jpj) , fr_iv(jpi,jpj) , & 158 162 a_i(jpi,jpj,ncat) , topmelt(jpi,jpj,ncat) , botmelt(jpi,jpj,ncat) , & 159 STAT= ierr(1) ) 160 IF( ln_cpl ) ALLOCATE( u_ice(jpi,jpj) , fr1_i0(jpi,jpj) , tn_ice (jpi,jpj,1) , & 163 sstfrz(jpi,jpj) , STAT= ierr(1) ) 164 ! Alex West: Allocating tn_ice with 5 categories. When NEMO is used with CICE, this variable 165 ! represents top layer ice temperature, which is multi-category. 166 IF( ln_cpl ) ALLOCATE( u_ice(jpi,jpj) , fr1_i0(jpi,jpj) , tn_ice (jpi,jpj,jpl) , & 161 167 & v_ice(jpi,jpj) , fr2_i0(jpi,jpj) , alb_ice(jpi,jpj,1) , & 162 168 & emp_ice(jpi,jpj) , qns_ice(jpi,jpj,1) , dqns_ice(jpi,jpj,1) , & 163 & STAT= ierr(2) ) 169 & a_p(jpi,jpj,jpl) , ht_p(jpi,jpj,jpl) , tsfc_ice(jpi,jpj,jpl) , & 170 & kn_ice(jpi,jpj,jpl) , STAT=ierr(2) ) 164 171 165 172 #endif -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/SBC/sbc_oce.F90
r6362 r6363 125 125 #endif 126 126 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xcplmask !: coupling mask for ln_mixcpl (warning: allocated in sbccpl) 127 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: greenland_icesheet_mass_array, greenland_icesheet_mask 128 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: antarctica_icesheet_mass_array, antarctica_icesheet_mask 127 129 128 130 !!---------------------------------------------------------------------- … … 137 139 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: e3t_m !: mean (nn_fsbc time-step) sea surface layer thickness [m] 138 140 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_m !: mean (nn_fsbc time-step) fraction of solar net radiation absorbed in the 1st T level [-] 141 142 !!---------------------------------------------------------------------- 143 !! Surface scalars of total ice sheet mass for Greenland and Antarctica, 144 !! passed from atmosphere to be converted to dvol and hence a freshwater 145 !! flux by using old values. New values are saved in the dump, to become 146 !! old values next coupling timestep. Freshwater fluxes split between 147 !! sub iceshelf melting and iceberg calving, scalled to flux per second 148 !!---------------------------------------------------------------------- 149 150 REAL(wp), PUBLIC :: greenland_icesheet_mass, greenland_icesheet_mass_rate_of_change, greenland_icesheet_timelapsed 151 REAL(wp), PUBLIC :: antarctica_icesheet_mass, antarctica_icesheet_mass_rate_of_change, antarctica_icesheet_timelapsed 152 153 ! sbccpl namelist parameters associated with icesheet freshwater input code. Included here rather than in sbccpl.F90 to 154 ! avoid circular dependencies. 155 LOGICAL, PUBLIC :: ln_coupled_iceshelf_fluxes ! If true use rate of change of mass of Greenland and Antarctic icesheets to set the 156 ! combined magnitude of the iceberg calving and iceshelf melting freshwater fluxes. 157 REAL(wp), PUBLIC :: rn_greenland_calving_fraction ! Set fraction of total freshwater flux for iceberg calving - remainder goes to iceshelf melting. 158 REAL(wp), PUBLIC :: rn_antarctica_calving_fraction ! Set fraction of total freshwater flux for iceberg calving - remainder goes to iceshelf melting. 159 REAL(wp), PUBLIC :: rn_iceshelf_fluxes_tolerance ! Absolute tolerance for detecting differences in icesheet masses. 139 160 140 161 !! * Substitutions … … 172 193 & ssu_m (jpi,jpj) , sst_m(jpi,jpj) , frq_m(jpi,jpj) , & 173 194 & ssv_m (jpi,jpj) , sss_m(jpi,jpj) , ssh_m(jpi,jpj) , STAT=ierr(4) ) 195 ALLOCATE( greenland_icesheet_mass_array(jpi,jpj) , antarctica_icesheet_mass_array(jpi,jpj) ) 196 ALLOCATE( greenland_icesheet_mask(jpi,jpj) , antarctica_icesheet_mask(jpi,jpj) ) 174 197 ! 175 198 #if defined key_vvl -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/SBC/sbccpl.F90
r6362 r6363 46 46 USE p4zflx, ONLY : oce_co2 47 47 #endif 48 #if defined key_cice49 USE ice_domain_size, only: ncat50 #endif51 48 #if defined key_lim3 52 49 USE limthd_dh ! for CALL lim_thd_snwblow 53 50 #endif 51 USE lib_fortran, ONLY: glob_sum 54 52 55 53 IMPLICIT NONE … … 105 103 INTEGER, PARAMETER :: jpr_e3t1st = 41 ! first T level thickness 106 104 INTEGER, PARAMETER :: jpr_fraqsr = 42 ! fraction of solar net radiation absorbed in the first ocean level 107 INTEGER, PARAMETER :: jprcv = 42 ! total number of fields received 105 INTEGER, PARAMETER :: jpr_ts_ice = 43 ! skin temperature of sea-ice (used for melt-ponds) 106 INTEGER, PARAMETER :: jpr_grnm = 44 ! Greenland ice mass 107 INTEGER, PARAMETER :: jpr_antm = 45 ! Antarctic ice mass 108 INTEGER, PARAMETER :: jprcv = 45 ! total number of fields received 108 109 109 110 INTEGER, PARAMETER :: jps_fice = 1 ! ice fraction sent to the atmosphere … … 135 136 INTEGER, PARAMETER :: jps_e3t1st = 27 ! first level depth (vvl) 136 137 INTEGER, PARAMETER :: jps_fraqsr = 28 ! fraction of solar net radiation absorbed in the first ocean level 137 INTEGER, PARAMETER :: jpsnd = 28 ! total number of fields sended 138 INTEGER, PARAMETER :: jps_a_p = 29 ! meltpond fraction 139 INTEGER, PARAMETER :: jps_ht_p = 30 ! meltpond depth (m) 140 INTEGER, PARAMETER :: jps_kice = 31 ! ice surface layer thermal conductivity 141 INTEGER, PARAMETER :: jps_sstfrz = 32 ! sea-surface freezing temperature 142 INTEGER, PARAMETER :: jps_fice1 = 33 ! first-order ice concentration (for time-travelling ice coupling) 143 INTEGER, PARAMETER :: jpsnd = 33 ! total number of fields sended 138 144 139 145 ! !!** namelist namsbc_cpl ** … … 146 152 END TYPE FLD_C 147 153 ! Send to the atmosphere ! 148 TYPE(FLD_C) :: sn_snd_temp, sn_snd_alb, sn_snd_thick, sn_snd_crt, sn_snd_co2 154 TYPE(FLD_C) :: sn_snd_temp, sn_snd_alb, sn_snd_thick, sn_snd_crt, sn_snd_co2, sn_snd_cond, sn_snd_mpnd, sn_snd_sstfrz, sn_snd_thick1 155 149 156 ! Received from the atmosphere ! 150 157 TYPE(FLD_C) :: sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau, sn_rcv_dqnsdt, sn_rcv_qsr, sn_rcv_qns, sn_rcv_emp, sn_rcv_rnf 151 TYPE(FLD_C) :: sn_rcv_cal, sn_rcv_iceflx, sn_rcv_co2 158 TYPE(FLD_C) :: sn_rcv_cal, sn_rcv_iceflx, sn_rcv_co2, sn_rcv_ts_ice, sn_rcv_grnm, sn_rcv_antm 152 159 ! Other namelist parameters ! 153 160 INTEGER :: nn_cplmodel ! Maximum number of models to/from which NEMO is potentialy sending/receiving data … … 216 223 REAL(wp), POINTER, DIMENSION(:,:) :: zacs, zaos 217 224 !! 218 NAMELIST/namsbc_cpl/ sn_snd_temp, sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2, & 219 & sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr, & 220 & sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , sn_rcv_iceflx, & 221 & sn_rcv_co2 , nn_cplmodel , ln_usecplmask 225 NAMELIST/namsbc_cpl/ sn_snd_temp, sn_snd_alb , sn_snd_thick , sn_snd_crt , sn_snd_co2, & 226 & sn_snd_cond, sn_snd_mpnd , sn_snd_sstfrz, sn_snd_thick1, & 227 & sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr, & 228 & sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , sn_rcv_iceflx, & 229 & sn_rcv_co2 , sn_rcv_grnm , sn_rcv_antm , sn_rcv_ts_ice, nn_cplmodel , & 230 & ln_usecplmask, ln_coupled_iceshelf_fluxes, rn_greenland_calving_fraction, & 231 & rn_antarctica_calving_fraction, rn_iceshelf_fluxes_tolerance 222 232 !!--------------------------------------------------------------------- 223 233 ! … … 258 268 WRITE(numout,*)' runoffs = ', TRIM(sn_rcv_rnf%cldes ), ' (', TRIM(sn_rcv_rnf%clcat ), ')' 259 269 WRITE(numout,*)' calving = ', TRIM(sn_rcv_cal%cldes ), ' (', TRIM(sn_rcv_cal%clcat ), ')' 270 WRITE(numout,*)' Greenland ice mass = ', TRIM(sn_rcv_grnm%cldes ), ' (', TRIM(sn_rcv_grnm%clcat ), ')' 271 WRITE(numout,*)' Antarctica ice mass = ', TRIM(sn_rcv_antm%cldes ), ' (', TRIM(sn_rcv_antm%clcat ), ')' 260 272 WRITE(numout,*)' sea ice heat fluxes = ', TRIM(sn_rcv_iceflx%cldes), ' (', TRIM(sn_rcv_iceflx%clcat), ')' 261 273 WRITE(numout,*)' atm co2 = ', TRIM(sn_rcv_co2%cldes ), ' (', TRIM(sn_rcv_co2%clcat ), ')' … … 269 281 WRITE(numout,*)' - mesh = ', sn_snd_crt%clvgrd 270 282 WRITE(numout,*)' oce co2 flux = ', TRIM(sn_snd_co2%cldes ), ' (', TRIM(sn_snd_co2%clcat ), ')' 283 WRITE(numout,*)' ice effective conductivity = ', TRIM(sn_snd_cond%cldes ), ' (', TRIM(sn_snd_cond%clcat ), ')' 284 WRITE(numout,*)' meltponds fraction & depth = ', TRIM(sn_snd_mpnd%cldes ), ' (', TRIM(sn_snd_mpnd%clcat ), ')' 285 WRITE(numout,*)' sea surface freezing temp = ', TRIM(sn_snd_sstfrz%cldes ), ' (', TRIM(sn_snd_sstfrz%clcat ), ')' 286 271 287 WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel 272 288 WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask 289 WRITE(numout,*)' ln_coupled_iceshelf_fluxes = ', ln_coupled_iceshelf_fluxes 290 WRITE(numout,*)' rn_greenland_calving_fraction = ', rn_greenland_calving_fraction 291 WRITE(numout,*)' rn_antarctica_calving_fraction = ', rn_antarctica_calving_fraction 292 WRITE(numout,*)' rn_iceshelf_fluxes_tolerance = ', rn_iceshelf_fluxes_tolerance 273 293 ENDIF 274 294 … … 383 403 srcv(jpr_snow)%clname = 'OTotSnow' ! Snow = solid precipitation 384 404 srcv(jpr_tevp)%clname = 'OTotEvap' ! total evaporation (over oce + ice sublimation) 385 srcv(jpr_ievp)%clname = 'OIceEv ap' ! evaporation over ice = sublimation405 srcv(jpr_ievp)%clname = 'OIceEvp' ! evaporation over ice = sublimation 386 406 srcv(jpr_sbpr)%clname = 'OSubMPre' ! sublimation - liquid precipitation - solid precipitation 387 407 srcv(jpr_semp)%clname = 'OISubMSn' ! ice solid water budget = sublimation - solid precipitation … … 396 416 CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_emp%cldes' ) 397 417 END SELECT 398 418 !Set the number of categories for coupling of sublimation 419 IF ( TRIM( sn_rcv_emp%clcat ) == 'yes' ) srcv(jpr_ievp)%nct = jpl 420 ! 399 421 ! ! ------------------------- ! 400 422 ! ! Runoffs & Calving ! … … 410 432 ! 411 433 srcv(jpr_cal )%clname = 'OCalving' ; IF( TRIM( sn_rcv_cal%cldes ) == 'coupled' ) srcv(jpr_cal)%laction = .TRUE. 434 srcv(jpr_grnm )%clname = 'OGrnmass' ; IF( TRIM( sn_rcv_grnm%cldes ) == 'coupled' ) srcv(jpr_grnm)%laction = .TRUE. 435 srcv(jpr_antm )%clname = 'OAntmass' ; IF( TRIM( sn_rcv_antm%cldes ) == 'coupled' ) srcv(jpr_antm)%laction = .TRUE. 436 412 437 413 438 ! ! ------------------------- ! … … 483 508 srcv(jpr_topm:jpr_botm)%laction = .TRUE. 484 509 ENDIF 510 511 #if defined key_cice && ! defined key_cice4 512 ! ! ----------------------------- ! 513 ! ! sea-ice skin temperature ! 514 ! ! used in meltpond scheme ! 515 ! ! May be calculated in Atm ! 516 ! ! ----------------------------- ! 517 srcv(jpr_ts_ice)%clname = 'OTsfIce' 518 IF ( TRIM( sn_rcv_ts_ice%cldes ) == 'ice' ) srcv(jpr_ts_ice)%laction = .TRUE. 519 IF ( TRIM( sn_rcv_ts_ice%clcat ) == 'yes' ) srcv(jpr_ts_ice)%nct = jpl 520 !TODO: Should there be a consistency check here? 521 #endif 522 485 523 ! ! ------------------------------- ! 486 524 ! ! OPA-SAS coupling - rcv by opa ! … … 600 638 ! ! ------------------------- ! 601 639 ssnd(jps_toce)%clname = 'O_SSTSST' 602 ssnd(jps_tice)%clname = 'O _TepIce'640 ssnd(jps_tice)%clname = 'OTepIce' 603 641 ssnd(jps_tmix)%clname = 'O_TepMix' 604 642 SELECT CASE( TRIM( sn_snd_temp%cldes ) ) 605 643 CASE( 'none' ) ! nothing to do 606 644 CASE( 'oce only' ) ; ssnd( jps_toce )%laction = .TRUE. 607 CASE( 'oce and ice' , 'weighted oce and ice' )645 CASE( 'oce and ice' , 'weighted oce and ice' , 'oce and weighted ice') 608 646 ssnd( (/jps_toce, jps_tice/) )%laction = .TRUE. 609 647 IF ( TRIM( sn_snd_temp%clcat ) == 'yes' ) ssnd(jps_tice)%nct = jpl … … 634 672 635 673 ! ! ------------------------- ! 636 ! ! Ice fraction & Thickness !674 ! ! Ice fraction & Thickness 637 675 ! ! ------------------------- ! 638 676 ssnd(jps_fice)%clname = 'OIceFrc' 639 677 ssnd(jps_hice)%clname = 'OIceTck' 640 678 ssnd(jps_hsnw)%clname = 'OSnwTck' 679 ssnd(jps_a_p)%clname = 'OPndFrc' 680 ssnd(jps_ht_p)%clname = 'OPndTck' 681 ssnd(jps_fice1)%clname = 'OIceFrd' 641 682 IF( k_ice /= 0 ) THEN 642 683 ssnd(jps_fice)%laction = .TRUE. ! if ice treated in the ocean (even in climato case) 684 ssnd(jps_fice1)%laction = .TRUE. ! First-order regridded ice concentration, to be used 685 ! in producing atmos-to-ice fluxes 643 686 ! Currently no namelist entry to determine sending of multi-category ice fraction so use the thickness entry for now 644 687 IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) ssnd(jps_fice)%nct = jpl 688 IF ( TRIM( sn_snd_thick1%clcat ) == 'yes' ) ssnd(jps_fice1)%nct = jpl 645 689 ENDIF 646 690 … … 657 701 CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_thick%cldes' ) 658 702 END SELECT 703 704 ! ! ------------------------- ! 705 ! ! Ice Meltponds ! 706 ! ! ------------------------- ! 707 #if defined key_cice && ! defined key_cice4 708 ! Meltponds only CICE5 709 ssnd(jps_a_p)%clname = 'OPndFrc' 710 ssnd(jps_ht_p)%clname = 'OPndTck' 711 SELECT CASE ( TRIM( sn_snd_mpnd%cldes ) ) 712 CASE ( 'none' ) 713 ssnd(jps_a_p)%laction = .FALSE. 714 ssnd(jps_ht_p)%laction = .FALSE. 715 CASE ( 'ice only' ) 716 ssnd(jps_a_p)%laction = .TRUE. 717 ssnd(jps_ht_p)%laction = .TRUE. 718 IF ( TRIM( sn_snd_mpnd%clcat ) == 'yes' ) THEN 719 ssnd(jps_a_p)%nct = jpl 720 ssnd(jps_ht_p)%nct = jpl 721 ELSE 722 IF ( jpl > 1 ) THEN 723 CALL ctl_stop( 'sbc_cpl_init: use weighted ice option for sn_snd_mpnd%cldes if not exchanging category fields' ) 724 ENDIF 725 ENDIF 726 CASE ( 'weighted ice' ) 727 ssnd(jps_a_p)%laction = .TRUE. 728 ssnd(jps_ht_p)%laction = .TRUE. 729 IF ( TRIM( sn_snd_mpnd%clcat ) == 'yes' ) THEN 730 ssnd(jps_a_p)%nct = jpl 731 ssnd(jps_ht_p)%nct = jpl 732 ENDIF 733 CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_mpnd%cldes' ) 734 END SELECT 735 #else 736 IF( TRIM( sn_snd_mpnd%cldes /= 'none' ) THEN 737 CALL ctl_stop('Meltponds can only be used with CICEv5') 738 ENDIF 739 #endif 659 740 660 741 ! ! ------------------------- ! … … 689 770 ! ! ------------------------- ! 690 771 ssnd(jps_co2)%clname = 'O_CO2FLX' ; IF( TRIM(sn_snd_co2%cldes) == 'coupled' ) ssnd(jps_co2 )%laction = .TRUE. 772 ! 773 774 ! ! ------------------------- ! 775 ! ! Sea surface freezing temp ! 776 ! ! ------------------------- ! 777 ssnd(jps_sstfrz)%clname = 'O_SSTFrz' ; IF( TRIM(sn_snd_sstfrz%cldes) == 'coupled' ) ssnd(jps_sstfrz)%laction = .TRUE. 778 ! 779 ! ! ------------------------- ! 780 ! ! Ice conductivity ! 781 ! ! ------------------------- ! 782 ! Note that ultimately we will move to passing an ocean effective conductivity as well so there 783 ! will be some changes to the parts of the code which currently relate only to ice conductivity 784 ssnd(jps_kice )%clname = 'OIceKn' 785 SELECT CASE ( TRIM( sn_snd_cond%cldes ) ) 786 CASE ( 'none' ) 787 ssnd(jps_kice)%laction = .FALSE. 788 CASE ( 'ice only' ) 789 ssnd(jps_kice)%laction = .TRUE. 790 IF ( TRIM( sn_snd_cond%clcat ) == 'yes' ) THEN 791 ssnd(jps_kice)%nct = jpl 792 ELSE 793 IF ( jpl > 1 ) THEN 794 CALL ctl_stop( 'sbc_cpl_init: use weighted ice option for sn_snd_cond%cldes if not exchanging category fields' ) 795 ENDIF 796 ENDIF 797 CASE ( 'weighted ice' ) 798 ssnd(jps_kice)%laction = .TRUE. 799 IF ( TRIM( sn_snd_cond%clcat ) == 'yes' ) ssnd(jps_kice)%nct = jpl 800 CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_cond%cldes' ) 801 END SELECT 802 ! 803 691 804 692 805 ! ! ------------------------------- ! … … 785 898 ncpl_qsr_freq = 86400 / ncpl_qsr_freq 786 899 900 IF( ln_coupled_iceshelf_fluxes ) THEN 901 ! Crude masks to separate the Antarctic and Greenland icesheets. Obviously something 902 ! more complicated could be done if required. 903 greenland_icesheet_mask = 0.0 904 WHERE( gphit >= 0.0 ) greenland_icesheet_mask = 1.0 905 antarctica_icesheet_mask = 0.0 906 WHERE( gphit < 0.0 ) antarctica_icesheet_mask = 1.0 907 908 ! initialise other variables 909 greenland_icesheet_mass_array(:,:) = 0.0 910 antarctica_icesheet_mass_array(:,:) = 0.0 911 912 IF( .not. ln_rstart ) THEN 913 greenland_icesheet_mass = 0.0 914 greenland_icesheet_mass_rate_of_change = 0.0 915 greenland_icesheet_timelapsed = 0.0 916 antarctica_icesheet_mass = 0.0 917 antarctica_icesheet_mass_rate_of_change = 0.0 918 antarctica_icesheet_timelapsed = 0.0 919 ENDIF 920 921 ENDIF 922 787 923 CALL wrk_dealloc( jpi,jpj, zacs, zaos ) 788 924 ! … … 843 979 !! 844 980 LOGICAL :: llnewtx, llnewtau ! update wind stress components and module?? 845 INTEGER :: ji, jj, j n! dummy loop indices981 INTEGER :: ji, jj, jl, jn ! dummy loop indices 846 982 INTEGER :: isec ! number of seconds since nit000 (assuming rdttra did not change since nit000) 847 983 REAL(wp) :: zcumulneg, zcumulpos ! temporary scalars 984 REAL(wp) :: zgreenland_icesheet_mass_in, zantarctica_icesheet_mass_in 985 REAL(wp) :: zgreenland_icesheet_mass_b, zantarctica_icesheet_mass_b 986 REAL(wp) :: zmask_sum, zepsilon 848 987 REAL(wp) :: zcoef ! temporary scalar 849 988 REAL(wp) :: zrhoa = 1.22 ! Air density kg/m3 … … 997 1136 #endif 998 1137 1138 #if defined key_cice && ! defined key_cice4 1139 ! ! Sea ice surface skin temp: 1140 IF( srcv(jpr_ts_ice)%laction ) THEN 1141 DO jl = 1, jpl 1142 DO jj = 1, jpj 1143 DO ji = 1, jpi 1144 IF (frcv(jpr_ts_ice)%z3(ji,jj,jl) > 0.0) THEN 1145 tsfc_ice(ji,jj,jl) = 0.0 1146 ELSE IF (frcv(jpr_ts_ice)%z3(ji,jj,jl) < -60.0) THEN 1147 tsfc_ice(ji,jj,jl) = -60.0 1148 ELSE 1149 tsfc_ice(ji,jj,jl) = frcv(jpr_ts_ice)%z3(ji,jj,jl) 1150 ENDIF 1151 END DO 1152 END DO 1153 END DO 1154 ENDIF 1155 #endif 1156 999 1157 ! Fields received by SAS when OASIS coupling 1000 1158 ! (arrays no more filled at sbcssm stage) … … 1110 1268 1111 1269 ENDIF 1270 1271 ! ! land ice masses : Greenland 1272 zepsilon = rn_iceshelf_fluxes_tolerance 1273 1274 1275 ! See if we need zmask_sum... 1276 IF ( srcv(jpr_grnm)%laction .OR. srcv(jpr_antm)%laction ) THEN 1277 zmask_sum = glob_sum( tmask(:,:,1) ) 1278 ENDIF 1279 1280 IF( srcv(jpr_grnm)%laction ) THEN 1281 greenland_icesheet_mass_array(:,:) = frcv(jpr_grnm)%z3(:,:,1) 1282 ! take average over ocean points of input array to avoid cumulative error over time 1283 1284 ! The following must be bit reproducible over different PE decompositions 1285 zgreenland_icesheet_mass_in = glob_sum( greenland_icesheet_mass_array(:,:) * tmask(:,:,1) ) 1286 1287 zgreenland_icesheet_mass_in = zgreenland_icesheet_mass_in / zmask_sum 1288 greenland_icesheet_timelapsed = greenland_icesheet_timelapsed + rdt 1289 IF( ABS( zgreenland_icesheet_mass_in - greenland_icesheet_mass ) > zepsilon ) THEN 1290 zgreenland_icesheet_mass_b = greenland_icesheet_mass 1291 1292 ! Only update the mass if it has increased 1293 IF ( (zgreenland_icesheet_mass_in - greenland_icesheet_mass) > 0.0 ) THEN 1294 greenland_icesheet_mass = zgreenland_icesheet_mass_in 1295 ENDIF 1296 1297 IF( zgreenland_icesheet_mass_b /= 0.0 ) & 1298 & greenland_icesheet_mass_rate_of_change = ( greenland_icesheet_mass - zgreenland_icesheet_mass_b ) / greenland_icesheet_timelapsed 1299 greenland_icesheet_timelapsed = 0.0_wp 1300 ENDIF 1301 IF(lwp) WRITE(numout,*) 'Greenland icesheet mass (kg) read in is ', zgreenland_icesheet_mass_in 1302 IF(lwp) WRITE(numout,*) 'Greenland icesheet mass (kg) used is ', greenland_icesheet_mass 1303 IF(lwp) WRITE(numout,*) 'Greenland icesheet mass rate of change (kg/s) is ', greenland_icesheet_mass_rate_of_change 1304 IF(lwp) WRITE(numout,*) 'Greenland icesheet seconds lapsed since last change is ', greenland_icesheet_timelapsed 1305 ENDIF 1306 1307 ! ! land ice masses : Antarctica 1308 IF( srcv(jpr_antm)%laction ) THEN 1309 antarctica_icesheet_mass_array(:,:) = frcv(jpr_antm)%z3(:,:,1) 1310 ! take average over ocean points of input array to avoid cumulative error from rounding errors over time 1311 ! The following must be bit reproducible over different PE decompositions 1312 zantarctica_icesheet_mass_in = glob_sum( antarctica_icesheet_mass_array(:,:) * tmask(:,:,1) ) 1313 1314 zantarctica_icesheet_mass_in = zantarctica_icesheet_mass_in / zmask_sum 1315 antarctica_icesheet_timelapsed = antarctica_icesheet_timelapsed + rdt 1316 IF( ABS( zantarctica_icesheet_mass_in - antarctica_icesheet_mass ) > zepsilon ) THEN 1317 zantarctica_icesheet_mass_b = antarctica_icesheet_mass 1318 1319 ! Only update the mass if it has increased 1320 IF ( (zantarctica_icesheet_mass_in - antarctica_icesheet_mass) > 0.0 ) THEN 1321 antarctica_icesheet_mass = zantarctica_icesheet_mass_in 1322 END IF 1323 1324 IF( zantarctica_icesheet_mass_b /= 0.0 ) & 1325 & antarctica_icesheet_mass_rate_of_change = ( antarctica_icesheet_mass - zantarctica_icesheet_mass_b ) / antarctica_icesheet_timelapsed 1326 antarctica_icesheet_timelapsed = 0.0_wp 1327 ENDIF 1328 IF(lwp) WRITE(numout,*) 'Antarctica icesheet mass (kg) read in is ', zantarctica_icesheet_mass_in 1329 IF(lwp) WRITE(numout,*) 'Antarctica icesheet mass (kg) used is ', antarctica_icesheet_mass 1330 IF(lwp) WRITE(numout,*) 'Antarctica icesheet mass rate of change (kg/s) is ', antarctica_icesheet_mass_rate_of_change 1331 IF(lwp) WRITE(numout,*) 'Antarctica icesheet seconds lapsed since last change is ', antarctica_icesheet_timelapsed 1332 ENDIF 1333 1112 1334 ! 1113 1335 CALL wrk_dealloc( jpi,jpj, ztx, zty, zmsk, zemp, zqns, zqsr ) … … 1403 1625 zsprecip(:,:) = frcv(jpr_snow)%z3(:,:,1) ! May need to ensure positive here 1404 1626 ztprecip(:,:) = frcv(jpr_rain)%z3(:,:,1) + zsprecip(:,:) ! May need to ensure positive here 1405 zemp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ztprecip(:,:) 1627 zemp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ztprecip(:,:) 1628 #if defined key_cice 1629 IF ( TRIM(sn_rcv_emp%clcat) == 'yes' ) THEN 1630 ! zemp_ice is the sum of frcv(jpr_ievp)%z3(:,:,1) over all layers - snow 1631 zemp_ice(:,:) = - frcv(jpr_snow)%z3(:,:,1) 1632 DO jl=1,jpl 1633 zemp_ice(:,: ) = zemp_ice(:,:) + frcv(jpr_ievp)%z3(:,:,jl) 1634 ENDDO 1635 ! latent heat coupled for each category in CICE 1636 qla_ice(:,:,1:jpl) = - frcv(jpr_ievp)%z3(:,:,1:jpl) * lsub 1637 ELSE 1638 ! If CICE has multicategories it still expects coupling fields for 1639 ! each even if we treat as a single field 1640 ! The latent heat flux is split between the ice categories according 1641 ! to the fraction of the ice in each category 1642 zemp_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) 1643 WHERE ( zicefr(:,:) /= 0._wp ) 1644 ztmp(:,:) = 1./zicefr(:,:) 1645 ELSEWHERE 1646 ztmp(:,:) = 0.e0 1647 END WHERE 1648 DO jl=1,jpl 1649 qla_ice(:,:,jl) = - a_i(:,:,jl) * ztmp(:,:) * frcv(jpr_ievp)%z3(:,:,1) * lsub 1650 END DO 1651 WHERE ( zicefr(:,:) == 0._wp ) qla_ice(:,:,1) = -frcv(jpr_ievp)%z3(:,:,1) * lsub 1652 ENDIF 1653 #else 1406 1654 zemp_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) 1655 #endif 1407 1656 CALL iom_put( 'rain' , frcv(jpr_rain)%z3(:,:,1) ) ! liquid precipitation 1408 1657 IF( iom_use('hflx_rain_cea') ) & … … 1758 2007 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' ) 1759 2008 END SELECT 2009 CASE( 'oce and weighted ice' ) ; ztmp1(:,:) = tsn(:,:,1,jp_tem) + rt0 2010 SELECT CASE( sn_snd_temp%clcat ) 2011 CASE( 'yes' ) 2012 ztmp3(:,:,1:jpl) = tn_ice(:,:,1:jpl) * a_i(:,:,1:jpl) 2013 CASE( 'no' ) 2014 ztmp3(:,:,:) = 0.0 2015 DO jl=1,jpl 2016 ztmp3(:,:,1) = ztmp3(:,:,1) + tn_ice(:,:,jl) * a_i(:,:,jl) 2017 ENDDO 2018 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' ) 2019 END SELECT 1760 2020 CASE( 'mixed oce-ice' ) 1761 2021 ztmp1(:,:) = ( ztmp1(:,:) + rt0 ) * zfr_l(:,:) … … 1799 2059 END SELECT 1800 2060 IF( ssnd(jps_fice)%laction ) CALL cpl_snd( jps_fice, isec, ztmp3, info ) 2061 ENDIF 2062 2063 ! Send ice fraction field (first order interpolation), for weighting UM fluxes to be passed to NEMO 2064 IF (ssnd(jps_fice1)%laction) THEN 2065 SELECT CASE (sn_snd_thick1%clcat) 2066 CASE( 'yes' ) ; ztmp3(:,:,1:jpl) = a_i(:,:,1:jpl) 2067 CASE( 'no' ) ; ztmp3(:,:,1) = fr_i(:,:) 2068 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick1%clcat' ) 2069 END SELECT 2070 CALL cpl_snd (jps_fice1, isec, ztmp3, info) 1801 2071 ENDIF 1802 2072 … … 1844 2114 IF( ssnd(jps_hsnw)%laction ) CALL cpl_snd( jps_hsnw, isec, ztmp4, info ) 1845 2115 ENDIF 2116 ! 2117 ! Send meltpond fields 2118 IF( ssnd(jps_a_p)%laction .OR. ssnd(jps_ht_p)%laction ) THEN 2119 SELECT CASE( sn_snd_mpnd%cldes) 2120 CASE( 'weighted ice' ) 2121 SELECT CASE( sn_snd_mpnd%clcat ) 2122 CASE( 'yes' ) 2123 ztmp3(:,:,1:jpl) = a_p(:,:,1:jpl) * a_i(:,:,1:jpl) 2124 ztmp4(:,:,1:jpl) = ht_p(:,:,1:jpl) * a_i(:,:,1:jpl) 2125 CASE( 'no' ) 2126 ztmp3(:,:,:) = 0.0 2127 ztmp4(:,:,:) = 0.0 2128 DO jl=1,jpl 2129 ztmp3(:,:,1) = ztmp3(:,:,1) + a_p(:,:,jpl) * a_i(:,:,jpl) 2130 ztmp4(:,:,1) = ztmp4(:,:,1) + ht_p(:,:,jpl) * a_i(:,:,jpl) 2131 ENDDO 2132 CASE default ; CALL ctl_stop( 'sbc_cpl_mpd: wrong definition of sn_snd_mpnd%clcat' ) 2133 END SELECT 2134 CASE( 'ice only' ) 2135 ztmp3(:,:,1:jpl) = a_p(:,:,1:jpl) 2136 ztmp4(:,:,1:jpl) = ht_p(:,:,1:jpl) 2137 END SELECT 2138 IF( ssnd(jps_a_p)%laction ) CALL cpl_snd( jps_a_p, isec, ztmp3, info ) 2139 IF( ssnd(jps_ht_p)%laction ) CALL cpl_snd( jps_ht_p, isec, ztmp4, info ) 2140 ! 2141 ! Send ice effective conductivity 2142 SELECT CASE( sn_snd_cond%cldes) 2143 CASE( 'weighted ice' ) 2144 SELECT CASE( sn_snd_cond%clcat ) 2145 CASE( 'yes' ) 2146 ztmp3(:,:,1:jpl) = kn_ice(:,:,1:jpl) * a_i(:,:,1:jpl) 2147 CASE( 'no' ) 2148 ztmp3(:,:,:) = 0.0 2149 DO jl=1,jpl 2150 ztmp3(:,:,1) = ztmp3(:,:,1) + kn_ice(:,:,jl) * a_i(:,:,jl) 2151 ENDDO 2152 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_cond%clcat' ) 2153 END SELECT 2154 CASE( 'ice only' ) 2155 ztmp3(:,:,1:jpl) = kn_ice(:,:,1:jpl) 2156 END SELECT 2157 IF( ssnd(jps_kice)%laction ) CALL cpl_snd( jps_kice, isec, ztmp3, info ) 2158 ENDIF 2159 ! 1846 2160 ! 1847 2161 #if defined key_cpl_carbon_cycle … … 2023 2337 IF( ssnd(jps_rnf )%laction ) CALL cpl_snd( jps_rnf , isec, RESHAPE ( rnf , (/jpi,jpj,1/) ), info ) 2024 2338 IF( ssnd(jps_taum )%laction ) CALL cpl_snd( jps_taum , isec, RESHAPE ( taum, (/jpi,jpj,1/) ), info ) 2025 2339 2340 ztmp1(:,:) = sstfrz(:,:) + rt0 2341 IF( ssnd(jps_sstfrz)%laction ) CALL cpl_snd( jps_sstfrz, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) 2342 ! 2026 2343 CALL wrk_dealloc( jpi,jpj, zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 ) 2027 2344 CALL wrk_dealloc( jpi,jpj,jpl, ztmp3, ztmp4 ) -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/SBC/sbcice_cice.F90
r6362 r6363 15 15 USE dom_oce ! ocean space and time domain 16 16 USE domvvl 17 USE phycst, only : rcp, rau0, r1_rau0, rhosn, rhoic 17 USE eosbn2, only : eos_fzp ! Function to calculate freezing point of seawater 18 USE phycst, only : rcp, rau0, r1_rau0, rhosn, rhoic, rt0 18 19 USE in_out_manager ! I/O manager 19 20 USE iom, ONLY : iom_put,iom_use ! I/O manager library !!Joakim edit … … 37 38 USE ice_gather_scatter 38 39 USE ice_calendar, only: dt 40 # if defined key_cice4 39 41 USE ice_state, only: aice,aicen,uvel,vvel,vsno,vsnon,vice,vicen 40 # if defined key_cice441 42 USE ice_flux, only: strax,stray,strocnx,strocny,frain,fsnow, & 42 43 strocnxT,strocnyT, & … … 45 46 flatn_f,fsurfn_f,fcondtopn_f, & 46 47 uatm,vatm,wind,fsw,flw,Tair,potT,Qa,rhoa,zlvl, & 47 swvdr,swvdf,swidr,swidf 48 swvdr,swvdf,swidr,swidf,Tf 48 49 USE ice_therm_vertical, only: calc_Tsfc 49 50 #else 51 USE ice_state, only: aice,aicen,uvel,nt_hpnd,trcrn,vvel,vsno,& 52 vsnon,vice,vicen,nt_Tsfc 50 53 USE ice_flux, only: strax,stray,strocnx,strocny,frain,fsnow, & 51 54 strocnxT,strocnyT, & 52 sst,sss,uocn,vocn,ss_tltx,ss_tlty,fsalt_ai, &53 fresh_ai,fhocn_ai,fswthru_ai,frzmlt, &55 sst,sss,uocn,vocn,ss_tltx,ss_tlty,fsalt_ai, & 56 fresh_ai,fhocn_ai,fswthru_ai,frzmlt, & 54 57 flatn_f,fsurfn_f,fcondtopn_f, & 55 58 uatm,vatm,wind,fsw,flw,Tair,potT,Qa,rhoa,zlvl, & 56 swvdr,swvdf,swidr,swidf 57 USE ice_therm_shared, only: calc_Tsfc 59 swvdr,swvdf,swidr,swidf,Tf, & 60 !! When using NEMO with CICE, this change requires use of 61 !! one of the following two CICE branches: 62 !! - at CICE5.0, hadax/r1015_GSI8_with_GSI7 63 !! - at CICE5.1.2, hadax/vn5.1.2_GSI8 64 keffn_top,Tn_top 65 66 USE ice_therm_shared, only: calc_Tsfc, heat_capacity 67 USE ice_shortwave, only: apeffn 58 68 #endif 59 69 USE ice_forcing, only: frcvdr,frcvdf,frcidr,frcidf … … 161 171 INTEGER, INTENT( in ) :: ksbc ! surface forcing type 162 172 REAL(wp), DIMENSION(:,:), POINTER :: ztmp1, ztmp2 163 REAL(wp) :: zcoefu, zcoefv, zcoeff ! local scalar173 REAL(wp), DIMENSION(:,:,:), POINTER :: ztfrz3d 164 174 INTEGER :: ji, jj, jl, jk ! dummy loop indices 165 175 !!--------------------------------------------------------------------- … … 174 184 jj_off = INT ( (jpjglo - ny_global) / 2 ) 175 185 176 #if defined key_nemocice_decomp 177 ! Pass initial SST from NEMO to CICE so ice is initialised correctly if 178 ! there is no restart file. 179 ! Values from a CICE restart file would overwrite this 180 IF ( .NOT. ln_rstart ) THEN 181 CALL nemo2cice( tsn(:,:,1,jp_tem) , sst , 'T' , 1.) 182 ENDIF 183 #endif 184 185 ! Initialize CICE 186 ! Initialize CICE 186 187 CALL CICE_Initialize 187 188 188 ! Do some CICE consistency checks189 ! Do some CICE consistency checks 189 190 IF ( (ksbc == jp_flx) .OR. (ksbc == jp_purecpl) ) THEN 190 191 IF ( calc_strair .OR. calc_Tsfc ) THEN … … 198 199 199 200 200 ! allocate sbc_ice and sbc_cice arrays201 IF( sbc_ice_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'sbc_ice_ cice_alloc : unable to allocate arrays' )201 ! allocate sbc_ice and sbc_cice arrays 202 IF( sbc_ice_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'sbc_ice_alloc : unable to allocate arrays' ) 202 203 IF( sbc_ice_cice_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'sbc_ice_cice_alloc : unable to allocate cice arrays' ) 203 204 204 ! Ensure ocean temperatures are nowhere below freezing if not a NEMO restart205 ! Ensure that no temperature points are below freezing if not a NEMO restart 205 206 IF( .NOT. ln_rstart ) THEN 206 tsn(:,:,:,jp_tem) = MAX (tsn(:,:,:,jp_tem),Tocnfrz) 207 208 CALL wrk_alloc( jpi,jpj,jpk, ztfrz3d ) 209 DO jk=1,jpk 210 ztfrz3d(:,:,jk) = eos_fzp( tsn(:,:,jk,jp_sal), fsdept_n(:,:,jk) ) 211 ENDDO 212 tsn(:,:,:,jp_tem) = MAX( tsn(:,:,:,jp_tem), ztfrz3d ) 207 213 tsb(:,:,:,jp_tem) = tsn(:,:,:,jp_tem) 208 ENDIF 209 210 fr_iu(:,:)=0.0 211 fr_iv(:,:)=0.0 214 CALL wrk_dealloc( jpi,jpj,jpk, ztfrz3d ) 215 216 #if defined key_nemocice_decomp 217 ! Pass initial SST from NEMO to CICE so ice is initialised correctly if 218 ! there is no restart file. 219 ! Values from a CICE restart file would overwrite this 220 CALL nemo2cice( tsn(:,:,1,jp_tem) , sst , 'T' , 1.) 221 #endif 222 223 ENDIF 224 225 ! calculate surface freezing temperature and send to CICE 226 sstfrz(:,:) = eos_fzp(sss_m(:,:), fsdept_n(:,:,1)) 227 CALL nemo2cice(sstfrz,Tf, 'T', 1. ) 212 228 213 229 CALL cice2nemo(aice,fr_i, 'T', 1. ) … … 220 236 ! T point to U point 221 237 ! T point to V point 238 fr_iu(:,:)=0.0 239 fr_iv(:,:)=0.0 222 240 DO jj=1,jpjm1 223 241 DO ji=1,jpim1 … … 343 361 CALL nemo2cice(ztmp,stray,'F', -1. ) 344 362 363 364 ! Alex West: From configuration GSI8 onwards, when NEMO is used with CICE in 365 ! HadGEM3 the 'time-travelling ice' coupling approach is used, whereby 366 ! atmosphere-ice fluxes are passed as pseudo-local values, formed by dividing 367 ! gridbox mean fluxes in the UM by future ice concentration obtained through 368 ! OASIS. This allows for a much more realistic apportionment of energy through 369 ! the ice - and conserves energy. 370 ! Therefore the fluxes are now divided by ice concentration in the coupled 371 ! formulation (jp_purecpl) as well as for jp_flx. This NEMO branch should only 372 ! be used at UM10.2 onwards (unless an explicit GSI8 UM branch is included), at 373 ! which point the GSI8 UM changes were committed. 374 345 375 ! Surface downward latent heat flux (CI_5) 346 376 IF (ksbc == jp_flx) THEN … … 348 378 ztmpn(:,:,jl)=qla_ice(:,:,1)*a_i(:,:,jl) 349 379 ENDDO 350 ELSE 351 ! emp_ice is set in sbc_cpl_ice_flx as sublimation-snow 352 qla_ice(:,:,1)= - ( emp_ice(:,:)+sprecip(:,:) ) * Lsub 353 ! End of temporary code 354 DO jj=1,jpj 355 DO ji=1,jpi 356 IF (fr_i(ji,jj).eq.0.0) THEN 357 DO jl=1,ncat 358 ztmpn(ji,jj,jl)=0.0 359 ENDDO 360 ! This will then be conserved in CICE 361 ztmpn(ji,jj,1)=qla_ice(ji,jj,1) 362 ELSE 363 DO jl=1,ncat 364 ztmpn(ji,jj,jl)=qla_ice(ji,jj,1)*a_i(ji,jj,jl)/fr_i(ji,jj) 365 ENDDO 366 ENDIF 367 ENDDO 380 ELSE IF (ksbc == jp_purecpl) THEN 381 DO jl=1,ncat 382 ztmpn(:,:,jl)=qla_ice(:,:,jl)*a_i(:,:,jl) 368 383 ENDDO 384 ELSE 385 !In coupled mode - qla_ice calculated in sbc_cpl for each category 386 ztmpn(:,:,1:ncat)=qla_ice(:,:,1:ncat) 369 387 ENDIF 388 370 389 DO jl=1,ncat 371 390 CALL nemo2cice(ztmpn(:,:,jl),flatn_f(:,:,jl,:),'T', 1. ) … … 373 392 ! GBM conductive flux through ice (CI_6) 374 393 ! Convert to GBM 375 IF (ksbc == jp_flx ) THEN394 IF (ksbc == jp_flx .OR. ksbc == jp_purecpl) THEN 376 395 ztmp(:,:) = botmelt(:,:,jl)*a_i(:,:,jl) 377 396 ELSE … … 382 401 ! GBM surface heat flux (CI_7) 383 402 ! Convert to GBM 384 IF (ksbc == jp_flx ) THEN403 IF (ksbc == jp_flx .OR. ksbc == jp_purecpl) THEN 385 404 ztmp(:,:) = (topmelt(:,:,jl)+botmelt(:,:,jl))*a_i(:,:,jl) 386 405 ELSE … … 442 461 CALL nemo2cice(ztmp,frain,'T', 1. ) 443 462 463 ! Recalculate freezing temperature and send to CICE 464 sstfrz(:,:)=eos_fzp(sss_m(:,:), fsdept_n(:,:,1)) 465 CALL nemo2cice(sstfrz,Tf,'T', 1. ) 466 444 467 ! Freezing/melting potential 445 468 ! Calculated over NEMO leapfrog timestep (hence 2*dt) 446 nfrzmlt(:,:)=rau0*rcp*fse3t_m(:,:)*(Tocnfrz-sst_m(:,:))/(2.0*dt) 447 448 ztmp(:,:) = nfrzmlt(:,:) 449 CALL nemo2cice(ztmp,frzmlt,'T', 1. ) 469 nfrzmlt(:,:)=rau0*rcp*fse3t_m(:,:)*(sstfrz(:,:)-sst_m(:,:))/(2.0*dt) 470 CALL nemo2cice(nfrzmlt,frzmlt,'T', 1. ) 450 471 451 472 ! SST and SSS … … 453 474 CALL nemo2cice(sst_m,sst,'T', 1. ) 454 475 CALL nemo2cice(sss_m,sss,'T', 1. ) 476 477 IF( ksbc == jp_purecpl ) THEN 478 ! Sea ice surface skin temperature 479 DO jl=1,ncat 480 CALL nemo2cice(tsfc_ice(:,:,jl), trcrn(:,:,nt_tsfc,jl,:),'T',1.) 481 ENDDO 482 ENDIF 455 483 456 484 ! x comp and y comp of surface ocean current … … 730 758 CALL cice2nemo(vicen(:,:,jl,:),ht_i(:,:,jl),'T', 1. ) 731 759 ENDDO 760 761 #if ! defined key_cice4 762 ! Meltpond fraction and depth 763 DO jl = 1,ncat 764 CALL cice2nemo(apeffn(:,:,jl,:),a_p(:,:,jl),'T', 1. ) 765 CALL cice2nemo(trcrn(:,:,nt_hpnd,jl,:),ht_p(:,:,jl),'T', 1. ) 766 ENDDO 767 #endif 768 769 770 ! If using multilayers thermodynamics in CICE then get top layer temperature 771 ! and effective conductivity 772 !! When using NEMO with CICE, this change requires use of 773 !! one of the following two CICE branches: 774 !! - at CICE5.0, hadax/r1015_GSI8_with_GSI7 775 !! - at CICE5.1.2, hadax/vn5.1.2_GSI8 776 IF (heat_capacity) THEN 777 DO jl = 1,ncat 778 CALL cice2nemo(Tn_top(:,:,jl,:),tn_ice(:,:,jl),'T', 1. ) 779 CALL cice2nemo(keffn_top(:,:,jl,:),kn_ice(:,:,jl),'T', 1. ) 780 ENDDO 781 ! Convert surface temperature to Kelvin 782 tn_ice(:,:,:)=tn_ice(:,:,:)+rt0 783 ELSE 784 tn_ice(:,:,:) = 0.0 785 kn_ice(:,:,:) = 0.0 786 ENDIF 787 732 788 ! 733 789 IF( nn_timing == 1 ) CALL timing_stop('cice_sbc_hadgam') -
branches/UKMO/dev_r5518_coupling_GSI7_GSI8_landice_bitcomp/NEMOGCM/NEMO/OPA_SRC/SBC/sbcisf.F90
r6362 r6363 26 26 USE zdfbfr 27 27 USE fldread ! read input field at current time step 28 29 28 USE lib_fortran, ONLY: glob_sum 30 29 31 30 IMPLICIT NONE … … 90 89 INTEGER :: ji, jj, jk, ijkmin, inum, ierror 91 90 INTEGER :: ikt, ikb ! top and bottom level of the isf boundary layer 91 REAL(wp) :: zgreenland_fwfisf_sum, zantarctica_fwfisf_sum 92 92 REAL(wp) :: rmin 93 93 REAL(wp) :: zhk … … 256 256 CALL fld_read ( kt, nn_fsbc, sf_rnfisf ) 257 257 fwfisf(:,:) = - sf_rnfisf(1)%fnow(:,:,1) ! fresh water flux from the isf (fwfisf <0 mean melting) 258 259 IF( lk_oasis) THEN 260 ! ln_coupled_iceshelf_fluxes uninitialised unless lk_oasis=true 261 IF( ln_coupled_iceshelf_fluxes ) THEN 262 263 ! Adjust total iceshelf melt rates so that sum of iceberg calving and iceshelf melting in the northern 264 ! and southern hemispheres equals rate of increase of mass of greenland and antarctic ice sheets 265 ! to preserve total freshwater conservation in coupled models without an active ice sheet model. 266 267 ! All related global sums must be done bit reproducibly 268 zgreenland_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * greenland_icesheet_mask(:,:) ) 269 270 ! use ABS function because we need to preserve the sign of fwfisf 271 WHERE( greenland_icesheet_mask(:,:) == 1.0 ) & 272 & fwfisf(:,:) = fwfisf(:,:) * ABS( greenland_icesheet_mass_rate_of_change * (1.0-rn_greenland_calving_fraction) & 273 & / ( zgreenland_fwfisf_sum + 1.0e-10_wp ) ) 274 275 ! check 276 IF(lwp) WRITE(numout, *) 'Greenland iceshelf melting climatology (kg/s) : ',zgreenland_fwfisf_sum 277 278 zgreenland_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * greenland_icesheet_mask(:,:) ) 279 280 IF(lwp) WRITE(numout, *) 'Greenland iceshelf melting adjusted value (kg/s) : ',zgreenland_fwfisf_sum 281 282 zantarctica_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * antarctica_icesheet_mask(:,:) ) 283 284 ! use ABS function because we need to preserve the sign of fwfisf 285 WHERE( antarctica_icesheet_mask(:,:) == 1.0 ) & 286 & fwfisf(:,:) = fwfisf(:,:) * ABS( antarctica_icesheet_mass_rate_of_change * (1.0-rn_antarctica_calving_fraction) & 287 & / ( zantarctica_fwfisf_sum + 1.0e-10_wp ) ) 288 289 ! check 290 IF(lwp) WRITE(numout, *) 'Antarctica iceshelf melting climatology (kg/s) : ',zantarctica_fwfisf_sum 291 292 zantarctica_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * antarctica_icesheet_mask(:,:) ) 293 294 IF(lwp) WRITE(numout, *) 'Antarctica iceshelf melting adjusted value (kg/s) : ',zantarctica_fwfisf_sum 295 296 ENDIF 297 ENDIF 298 258 299 qisf(:,:) = fwfisf(:,:) * lfusisf ! heat flux 259 300 stbl(:,:) = soce … … 264 305 !CALL fld_read ( kt, nn_fsbc, sf_qisf ) 265 306 fwfisf(:,:) = sf_fwfisf(1)%fnow(:,:,1) ! fwf 307 308 IF( lk_oasis) THEN 309 ! ln_coupled_iceshelf_fluxes uninitialised unless lk_oasis=true 310 IF( ln_coupled_iceshelf_fluxes ) THEN 311 312 ! Adjust total iceshelf melt rates so that sum of iceberg calving and iceshelf melting in the northern 313 ! and southern hemispheres equals rate of increase of mass of greenland and antarctic ice sheets 314 ! to preserve total freshwater conservation in coupled models without an active ice sheet model. 315 316 ! All related global sums must be done bit reproducibly 317 zgreenland_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * greenland_icesheet_mask(:,:) ) 318 319 ! use ABS function because we need to preserve the sign of fwfisf 320 WHERE( greenland_icesheet_mask(:,:) == 1.0 ) & 321 & fwfisf(:,:) = fwfisf(:,:) * ABS( greenland_icesheet_mass_rate_of_change * (1.0-rn_greenland_calving_fraction) & 322 & / ( zgreenland_fwfisf_sum + 1.0e-10_wp ) ) 323 324 ! check 325 IF(lwp) WRITE(numout, *) 'Greenland iceshelf melting climatology (kg/s) : ',zgreenland_fwfisf_sum 326 327 zgreenland_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * greenland_icesheet_mask(:,:) ) 328 329 IF(lwp) WRITE(numout, *) 'Greenland iceshelf melting adjusted value (kg/s) : ',zgreenland_fwfisf_sum 330 331 zantarctica_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * antarctica_icesheet_mask(:,:) ) 332 333 ! use ABS function because we need to preserve the sign of fwfisf 334 WHERE( antarctica_icesheet_mask(:,:) == 1.0 ) & 335 & fwfisf(:,:) = fwfisf(:,:) * ABS( antarctica_icesheet_mass_rate_of_change * (1.0-rn_antarctica_calving_fraction) & 336 & / ( zantarctica_fwfisf_sum + 1.0e-10_wp ) ) 337 338 ! check 339 IF(lwp) WRITE(numout, *) 'Antarctica iceshelf melting climatology (kg/s) : ',zantarctica_fwfisf_sum 340 341 zantarctica_fwfisf_sum = glob_sum( fwfisf(:,:) * e1t(:,:) * e2t(:,:) * antarctica_icesheet_mask(:,:) ) 342 343 IF(lwp) WRITE(numout, *) 'Antarctica iceshelf melting adjusted value (kg/s) : ',zantarctica_fwfisf_sum 344 345 ENDIF 346 ENDIF 347 266 348 qisf(:,:) = fwfisf(:,:) * lfusisf ! heat flux 267 349 !qisf(:,:) = sf_qisf(1)%fnow(:,:,1) ! heat flux
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