Changeset 13472 for NEMO/trunk/src/OCE/SBC
- Timestamp:
- 2020-09-16T15:05:19+02:00 (4 years ago)
- Location:
- NEMO/trunk/src/OCE/SBC
- Files:
-
- 5 edited
-
sbc_ice.F90 (modified) (5 diffs)
-
sbc_oce.F90 (modified) (2 diffs)
-
sbcblk.F90 (modified) (12 diffs)
-
sbccpl.F90 (modified) (31 diffs)
-
sbcmod.F90 (modified) (1 diff)
Legend:
- Unmodified
- Added
- Removed
-
NEMO/trunk/src/OCE/SBC/sbc_ice.F90
r12396 r13472 69 69 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: emp_oce !: evap - precip over ocean [kg/m2/s] 70 70 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: wndm_ice !: wind speed module at T-point [m/s] 71 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: sstfrz !: wind speed module at T-point [m/s] 71 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: sstfrz !: sea surface freezing temperature [degC] 72 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rCdU_ice !: ice-ocean drag at T-point (<0) [m/s] 72 73 #endif 73 74 … … 89 90 ! variables used in the coupled interface 90 91 INTEGER , PUBLIC, PARAMETER :: jpl = ncat 91 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice ! jpi, jpj92 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice 92 93 93 94 ! already defined in ice.F90 for SI3 … … 98 99 #endif 99 100 100 REAL(wp), PUBLIC, SAVE :: cldf_ice= 0.81 !: cloud fraction over sea ice, summer CLIO value [-]101 REAL(wp), PUBLIC, SAVE :: pp_cldf = 0.81 !: cloud fraction over sea ice, summer CLIO value [-] 101 102 102 103 !! arrays relating to embedding ice in the ocean … … 131 132 & qemp_ice(jpi,jpj) , qevap_ice(jpi,jpj,jpl) , qemp_oce (jpi,jpj) , & 132 133 & qns_oce (jpi,jpj) , qsr_oce (jpi,jpj) , emp_oce (jpi,jpj) , & 133 & emp_ice (jpi,jpj) , sstfrz (jpi,jpj) , STAT= ierr(2) )134 & emp_ice (jpi,jpj) , sstfrz (jpi,jpj) , rCdU_ice (jpi,jpj) , STAT= ierr(2) ) 134 135 #endif 135 136 … … 167 168 LOGICAL , PUBLIC, PARAMETER :: lk_si3 = .FALSE. !: no SI3 ice model 168 169 LOGICAL , PUBLIC, PARAMETER :: lk_cice = .FALSE. !: no CICE ice model 169 REAL(wp) , PUBLIC, PARAMETER :: cldf_ice = 0.81!: cloud fraction over sea ice, summer CLIO value [-]170 REAL(wp) , PUBLIC, PARAMETER :: pp_cldf = 0.81 !: cloud fraction over sea ice, summer CLIO value [-] 170 171 INTEGER , PUBLIC, PARAMETER :: jpl = 1 171 172 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: u_ice, v_ice ! jpi, jpj -
NEMO/trunk/src/OCE/SBC/sbc_oce.F90
r13295 r13472 136 136 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: atm_co2 !: atmospheric pCO2 [ppm] 137 137 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: xcplmask !: coupling mask for ln_mixcpl (warning: allocated in sbccpl) 138 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: cloud_fra !: cloud cover (fraction of cloud in a gridcell) [-] 138 139 139 140 !!--------------------------------------------------------------------- … … 188 189 ! 189 190 ALLOCATE( tprecip(jpi,jpj) , sprecip(jpi,jpj) , fr_i(jpi,jpj) , & 190 & atm_co2(jpi,jpj) , tsk_m(jpi,jpj) , 191 & atm_co2(jpi,jpj) , tsk_m(jpi,jpj) , cloud_fra(jpi,jpj), & 191 192 & ssu_m (jpi,jpj) , sst_m(jpi,jpj) , frq_m(jpi,jpj) , & 192 193 & ssv_m (jpi,jpj) , sss_m(jpi,jpj) , ssh_m(jpi,jpj) , STAT=ierr(4) ) -
NEMO/trunk/src/OCE/SBC/sbcblk.F90
r13305 r13472 44 44 USE lib_fortran ! to use key_nosignedzero 45 45 #if defined key_si3 46 USE ice , ONLY : jpl, a_i_b, at_i_b, rn_cnd_s, hfx_err_dif47 USE ice thd_dh ! for CALL ice_thd_snwblow46 USE ice , ONLY : u_ice, v_ice, jpl, a_i_b, at_i_b, t_su, rn_cnd_s, hfx_err_dif, nn_qtrice 47 USE icevar ! for CALL ice_var_snwblow 48 48 #endif 49 49 USE sbcblk_algo_ncar ! => turb_ncar : NCAR - CORE (Large & Yeager, 2009) … … 87 87 INTEGER , PUBLIC, PARAMETER :: jp_voatm = 11 ! index of surface current (j-component) 88 88 ! ! seen by the atmospheric forcing (m/s) at T-point 89 INTEGER , PUBLIC, PARAMETER :: jp_hpgi = 12 ! index of ABL geostrophic wind or hpg (i-component) (m/s) at T-point 90 INTEGER , PUBLIC, PARAMETER :: jp_hpgj = 13 ! index of ABL geostrophic wind or hpg (j-component) (m/s) at T-point 91 INTEGER , PUBLIC, PARAMETER :: jpfld = 13 ! maximum number of files to read 89 INTEGER , PUBLIC, PARAMETER :: jp_cc = 12 ! index of cloud cover (-) range:0-1 90 INTEGER , PUBLIC, PARAMETER :: jp_hpgi = 13 ! index of ABL geostrophic wind or hpg (i-component) (m/s) at T-point 91 INTEGER , PUBLIC, PARAMETER :: jp_hpgj = 14 ! index of ABL geostrophic wind or hpg (j-component) (m/s) at T-point 92 INTEGER , PUBLIC, PARAMETER :: jpfld = 14 ! maximum number of files to read 92 93 93 94 ! Warning: keep this structure allocatable for Agrif... … … 175 176 TYPE(FLD_N) :: sn_qlw , sn_tair , sn_prec, sn_snow ! " " 176 177 TYPE(FLD_N) :: sn_slp , sn_uoatm, sn_voatm ! " " 177 TYPE(FLD_N) :: sn_ hpgi, sn_hpgj! " "178 TYPE(FLD_N) :: sn_cc, sn_hpgi, sn_hpgj ! " " 178 179 INTEGER :: ipka ! number of levels in the atmospheric variable 179 180 NAMELIST/namsbc_blk/ sn_wndi, sn_wndj, sn_humi, sn_qsr, sn_qlw , & ! input fields 180 181 & sn_tair, sn_prec, sn_snow, sn_slp, sn_uoatm, sn_voatm, & 181 & sn_ hpgi, sn_hpgj,&182 & sn_cc, sn_hpgi, sn_hpgj, & 182 183 & ln_NCAR, ln_COARE_3p0, ln_COARE_3p6, ln_ECMWF, & ! bulk algorithm 183 184 & cn_dir , rn_zqt, rn_zu, & … … 260 261 slf_i(jp_tair ) = sn_tair ; slf_i(jp_humi ) = sn_humi 261 262 slf_i(jp_prec ) = sn_prec ; slf_i(jp_snow ) = sn_snow 262 slf_i(jp_slp ) = sn_slp 263 slf_i(jp_slp ) = sn_slp ; slf_i(jp_cc ) = sn_cc 263 264 slf_i(jp_uoatm) = sn_uoatm ; slf_i(jp_voatm) = sn_voatm 264 265 slf_i(jp_hpgi ) = sn_hpgi ; slf_i(jp_hpgj ) = sn_hpgj … … 289 290 ! 290 291 IF( TRIM(sf(jfpr)%clrootname) == 'NOT USED' ) THEN !-- not used field --! (only now allocated and set to default) 291 IF( jfpr == jp_slp 292 IF( jfpr == jp_slp ) THEN 292 293 sf(jfpr)%fnow(:,:,1:ipka) = 101325._wp ! use standard pressure in Pa 293 294 ELSEIF( jfpr == jp_prec .OR. jfpr == jp_snow .OR. jfpr == jp_uoatm .OR. jfpr == jp_voatm ) THEN … … 295 296 ELSEIF( ( jfpr == jp_hpgi .OR. jfpr == jp_hpgj ) .AND. .NOT. ln_abl ) THEN 296 297 DEALLOCATE( sf(jfpr)%fnow ) ! deallocate as not used in this case 298 ELSEIF( jfpr == jp_cc ) THEN 299 sf(jp_cc)%fnow(:,:,1:ipka) = pp_cldf 297 300 ELSE 298 301 WRITE(ctmp1,*) 'sbc_blk_init: no default value defined for field number', jfpr … … 303 306 ! 304 307 IF( sf(jfpr)%freqh > 0. .AND. MOD( NINT(3600. * sf(jfpr)%freqh), nn_fsbc * NINT(rn_Dt) ) /= 0 ) & 305 306 308 & CALL ctl_warn( 'sbc_blk_init: sbcmod timestep rn_Dt*nn_fsbc is NOT a submultiple of atmospheric forcing frequency.', & 309 & ' This is not ideal. You should consider changing either rn_Dt or nn_fsbc value...' ) 307 310 ENDIF 308 311 END DO … … 559 562 ptsk(:,:) = pst(:,:) + rt0 ! by default: skin temperature = "bulk SST" (will remain this way if NCAR algorithm used!) 560 563 564 ! --- cloud cover --- ! 565 cloud_fra(:,:) = sf(jp_cc)%fnow(:,:,1) 566 561 567 ! ----------------------------------------------------------------------------- ! 562 568 ! 0 Wind components and module at T-point relative to the moving ocean ! … … 1019 1025 REAL(wp) :: zcoef_dqlw, zcoef_dqla ! - - 1020 1026 REAL(wp) :: zztmp, zztmp2, z1_rLsub ! - - 1021 REAL(wp) :: zfr1, zfr2 ! local variables1022 1027 REAL(wp), DIMENSION(jpi,jpj,jpl) :: z1_st ! inverse of surface temperature 1023 1028 REAL(wp), DIMENSION(jpi,jpj,jpl) :: z_qlw ! long wave heat flux over ice … … 1028 1033 REAL(wp), DIMENSION(jpi,jpj) :: zqair ! specific humidity of air at z=rn_zqt [kg/kg] !LB 1029 1034 REAL(wp), DIMENSION(jpi,jpj) :: ztmp, ztmp2 1035 REAL(wp), DIMENSION(jpi,jpj) :: ztri 1030 1036 !!--------------------------------------------------------------------- 1031 1037 ! … … 1112 1118 ! --- evaporation minus precipitation --- ! 1113 1119 zsnw(:,:) = 0._wp 1114 CALL ice_ thd_snwblow( (1.-at_i_b(:,:)), zsnw ) ! snow distribution over ice after wind blowing1120 CALL ice_var_snwblow( (1.-at_i_b(:,:)), zsnw ) ! snow distribution over ice after wind blowing 1115 1121 emp_oce(:,:) = ( 1._wp - at_i_b(:,:) ) * zevap(:,:) - ( tprecip(:,:) - sprecip(:,:) ) - sprecip(:,:) * (1._wp - zsnw ) 1116 1122 emp_ice(:,:) = SUM( a_i_b(:,:,:) * evap_ice(:,:,:), dim=3 ) - sprecip(:,:) * zsnw … … 1139 1145 END DO 1140 1146 1141 ! --- shortwave radiation transmitted below the surface (W/m2, see Grenfell Maykut 77) --- ! 1142 zfr1 = ( 0.18 * ( 1.0 - cldf_ice ) + 0.35 * cldf_ice ) ! transmission when hi>10cm 1143 zfr2 = ( 0.82 * ( 1.0 - cldf_ice ) + 0.65 * cldf_ice ) ! zfr2 such that zfr1 + zfr2 to equal 1 1144 ! 1145 WHERE ( phs(:,:,:) <= 0._wp .AND. phi(:,:,:) < 0.1_wp ) ! linear decrease from hi=0 to 10cm 1146 qtr_ice_top(:,:,:) = qsr_ice(:,:,:) * ( zfr1 + zfr2 * ( 1._wp - phi(:,:,:) * 10._wp ) ) 1147 ELSEWHERE( phs(:,:,:) <= 0._wp .AND. phi(:,:,:) >= 0.1_wp ) ! constant (zfr1) when hi>10cm 1148 qtr_ice_top(:,:,:) = qsr_ice(:,:,:) * zfr1 1149 ELSEWHERE ! zero when hs>0 1150 qtr_ice_top(:,:,:) = 0._wp 1151 END WHERE 1152 ! 1153 1147 ! --- shortwave radiation transmitted thru the surface scattering layer (W/m2) --- ! 1148 IF( nn_qtrice == 0 ) THEN 1149 ! formulation derived from Grenfell and Maykut (1977), where transmission rate 1150 ! 1) depends on cloudiness 1151 ! 2) is 0 when there is any snow 1152 ! 3) tends to 1 for thin ice 1153 ztri(:,:) = 0.18 * ( 1.0 - cloud_fra(:,:) ) + 0.35 * cloud_fra(:,:) ! surface transmission when hi>10cm 1154 DO jl = 1, jpl 1155 WHERE ( phs(:,:,jl) <= 0._wp .AND. phi(:,:,jl) < 0.1_wp ) ! linear decrease from hi=0 to 10cm 1156 qtr_ice_top(:,:,jl) = qsr_ice(:,:,jl) * ( ztri(:,:) + ( 1._wp - ztri(:,:) ) * ( 1._wp - phi(:,:,jl) * 10._wp ) ) 1157 ELSEWHERE( phs(:,:,jl) <= 0._wp .AND. phi(:,:,jl) >= 0.1_wp ) ! constant (ztri) when hi>10cm 1158 qtr_ice_top(:,:,jl) = qsr_ice(:,:,jl) * ztri(:,:) 1159 ELSEWHERE ! zero when hs>0 1160 qtr_ice_top(:,:,jl) = 0._wp 1161 END WHERE 1162 ENDDO 1163 ELSEIF( nn_qtrice == 1 ) THEN 1164 ! formulation is derived from the thesis of M. Lebrun (2019). 1165 ! It represents the best fit using several sets of observations 1166 ! It comes with snow conductivities adapted to freezing/melting conditions (see icethd_zdf_bl99.F90) 1167 qtr_ice_top(:,:,:) = 0.3_wp * qsr_ice(:,:,:) 1168 ENDIF 1169 ! 1154 1170 IF( iom_use('evap_ao_cea') .OR. iom_use('hflx_evap_cea') ) THEN 1155 1171 ztmp(:,:) = zevap(:,:) * ( 1._wp - at_i_b(:,:) ) -
NEMO/trunk/src/OCE/SBC/sbccpl.F90
r13461 r13472 41 41 #endif 42 42 #if defined key_si3 43 USE ice thd_dh ! for CALL ice_thd_snwblow43 USE icevar ! for CALL ice_var_snwblow 44 44 #endif 45 45 ! … … 48 48 USE lib_mpp ! distribued memory computing library 49 49 USE lbclnk ! ocean lateral boundary conditions (or mpp link) 50 51 #if defined key_oasis3 52 USE mod_oasis, ONLY : OASIS_Sent, OASIS_ToRest, OASIS_SentOut, OASIS_ToRestOut 53 #endif 50 54 51 55 IMPLICIT NONE … … 152 156 INTEGER, PARAMETER :: jps_wlev = 32 ! water level 153 157 INTEGER, PARAMETER :: jps_fice1 = 33 ! first-order ice concentration (for semi-implicit coupling of atmos-ice fluxes) 154 INTEGER, PARAMETER :: jps_a_p = 34 ! meltpond area 158 INTEGER, PARAMETER :: jps_a_p = 34 ! meltpond area fraction 155 159 INTEGER, PARAMETER :: jps_ht_p = 35 ! meltpond thickness 156 160 INTEGER, PARAMETER :: jps_kice = 36 ! sea ice effective conductivity … … 159 163 160 164 INTEGER, PARAMETER :: jpsnd = 38 ! total number of fields sent 165 166 #if ! defined key_oasis3 167 ! Dummy variables to enable compilation when oasis3 is not being used 168 INTEGER :: OASIS_Sent = -1 169 INTEGER :: OASIS_SentOut = -1 170 INTEGER :: OASIS_ToRest = -1 171 INTEGER :: OASIS_ToRestOut = -1 172 #endif 161 173 162 174 ! !!** namelist namsbc_cpl ** … … 184 196 LOGICAL :: ln_usecplmask ! use a coupling mask file to merge data received from several models 185 197 ! -> file cplmask.nc with the float variable called cplmask (jpi,jpj,nn_cplmodel) 198 LOGICAL :: ln_scale_ice_flux ! use ice fluxes that are already "ice weighted" ( i.e. multiplied ice concentration) 199 186 200 TYPE :: DYNARR 187 201 REAL(wp), POINTER, DIMENSION(:,:,:) :: z3 … … 191 205 192 206 REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: alb_oce_mix ! ocean albedo sent to atmosphere (mix clear/overcast sky) 207 #if defined key_si3 || defined key_cice 208 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: a_i_last_couple !: Ice fractional area at last coupling time 209 #endif 193 210 194 211 REAL(wp) :: rpref = 101000._wp ! reference atmospheric pressure[N/m2] … … 211 228 !! *** FUNCTION sbc_cpl_alloc *** 212 229 !!---------------------------------------------------------------------- 213 INTEGER :: ierr( 4)230 INTEGER :: ierr(5) 214 231 !!---------------------------------------------------------------------- 215 232 ierr(:) = 0 … … 221 238 #endif 222 239 ALLOCATE( xcplmask(jpi,jpj,0:nn_cplmodel) , STAT=ierr(3) ) 223 ! 224 IF( .NOT. ln_apr_dyn ) ALLOCATE( ssh_ib(jpi,jpj), ssh_ibb(jpi,jpj), apr(jpi, jpj), STAT=ierr(4) ) 240 #if defined key_si3 || defined key_cice 241 ALLOCATE( a_i_last_couple(jpi,jpj,jpl) , STAT=ierr(4) ) 242 #endif 243 ! 244 IF( .NOT. ln_apr_dyn ) ALLOCATE( ssh_ib(jpi,jpj), ssh_ibb(jpi,jpj), apr(jpi, jpj), STAT=ierr(5) ) 225 245 226 246 sbc_cpl_alloc = MAXVAL( ierr ) … … 249 269 REAL(wp), DIMENSION(jpi,jpj) :: zacs, zaos 250 270 !! 251 NAMELIST/namsbc_cpl/ sn_snd_temp , sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2 , & 271 NAMELIST/namsbc_cpl/ nn_cplmodel , ln_usecplmask, nn_cats_cpl , ln_scale_ice_flux, & 272 & sn_snd_temp , sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2 , & 252 273 & sn_snd_ttilyr, sn_snd_cond , sn_snd_mpnd , sn_snd_sstfrz, sn_snd_thick1, & 253 & sn_snd_ifrac , sn_snd_crtw , sn_snd_wlev , sn_rcv_hsig , sn_rcv_phioc ,&254 & sn_rcv_w10m , sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr ,&274 & sn_snd_ifrac , sn_snd_crtw , sn_snd_wlev , sn_rcv_hsig , sn_rcv_phioc , & 275 & sn_rcv_w10m , sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr , & 255 276 & sn_rcv_sdrfx , sn_rcv_sdrfy , sn_rcv_wper , sn_rcv_wnum , sn_rcv_tauwoc, & 256 & sn_rcv_wdrag , sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal ,&257 & sn_rcv_iceflx, sn_rcv_co2 , nn_cplmodel , ln_usecplmask, sn_rcv_mslp ,&258 & sn_rcv_icb , sn_rcv_isf , sn_rcv_wfreq , sn_rcv_tauw, nn_cats_cpl ,&277 & sn_rcv_wdrag , sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , & 278 & sn_rcv_iceflx, sn_rcv_co2 , sn_rcv_mslp , & 279 & sn_rcv_icb , sn_rcv_isf , sn_rcv_wfreq, sn_rcv_tauw , & 259 280 & sn_rcv_ts_ice 260 261 281 !!--------------------------------------------------------------------- 262 282 ! … … 278 298 ENDIF 279 299 IF( lwp .AND. ln_cpl ) THEN ! control print 300 WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel 301 WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask 302 WRITE(numout,*)' ln_scale_ice_flux = ', ln_scale_ice_flux 303 WRITE(numout,*)' nn_cats_cpl = ', nn_cats_cpl 280 304 WRITE(numout,*)' received fields (mutiple ice categogies)' 281 305 WRITE(numout,*)' 10m wind module = ', TRIM(sn_rcv_w10m%cldes ), ' (', TRIM(sn_rcv_w10m%clcat ), ')' … … 326 350 WRITE(numout,*)' - orientation = ', sn_snd_crtw%clvor 327 351 WRITE(numout,*)' - mesh = ', sn_snd_crtw%clvgrd 328 WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel329 WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask330 WRITE(numout,*)' nn_cats_cpl = ', nn_cats_cpl331 352 ENDIF 332 353 … … 367 388 IF( TRIM( sn_rcv_tau%cldes ) == 'oce only' .OR. TRIM( sn_rcv_tau%cldes ) == 'oce and ice' & 368 389 .OR. TRIM( sn_rcv_tau%cldes ) == 'mixed oce-ice' ) THEN ! avoid working with the atmospheric fields if they are not coupled 369 390 ! 370 391 IF( TRIM( sn_rcv_tau%clvor ) == 'local grid' ) srcv(jpr_otx1:jpr_itz2)%nsgn = -1. 371 392 … … 822 843 END SELECT 823 844 845 ! Initialise ice fractions from last coupling time to zero (needed by Met-Office) 846 #if defined key_si3 || defined key_cice 847 a_i_last_couple(:,:,:) = 0._wp 848 #endif 824 849 ! ! ------------------------- ! 825 850 ! ! Ice Meltponds ! … … 1110 1135 REAL(wp) :: zcdrag = 1.5e-3 ! drag coefficient 1111 1136 REAL(wp) :: zzx, zzy ! temporary variables 1112 REAL(wp), DIMENSION(jpi,jpj) :: ztx, zty, zmsk, zemp, zqns, zqsr 1137 REAL(wp), DIMENSION(jpi,jpj) :: ztx, zty, zmsk, zemp, zqns, zqsr, zcloud_fra 1113 1138 !!---------------------------------------------------------------------- 1114 1139 ! … … 1224 1249 ENDIF 1225 1250 ENDIF 1226 1251 !!$ ! ! ========================= ! 1252 !!$ SELECT CASE( TRIM( sn_rcv_clouds%cldes ) ) ! cloud fraction ! 1253 !!$ ! ! ========================= ! 1254 !!$ cloud_fra(:,:) = frcv(jpr_clfra)*z3(:,:,1) 1255 !!$ END SELECT 1256 !!$ 1257 zcloud_fra(:,:) = pp_cldf ! should be real cloud fraction instead (as in the bulk) but needs to be read from atm. 1258 IF( ln_mixcpl ) THEN 1259 cloud_fra(:,:) = cloud_fra(:,:) * xcplmask(:,:,0) + zcloud_fra(:,:)* zmsk(:,:) 1260 ELSE 1261 cloud_fra(:,:) = zcloud_fra(:,:) 1262 ENDIF 1263 ! ! ========================= ! 1227 1264 ! u(v)tau and taum will be modified by ice model 1228 1265 ! -> need to be reset before each call of the ice/fsbc … … 1623 1660 ! 1624 1661 INTEGER :: ji, jj, jl ! dummy loop index 1625 REAL(wp) :: ztri ! local scalar1626 1662 REAL(wp), DIMENSION(jpi,jpj) :: zcptn, zcptrain, zcptsnw, ziceld, zmsk, zsnw 1627 1663 REAL(wp), DIMENSION(jpi,jpj) :: zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip , zevap_oce, zdevap_ice 1628 1664 REAL(wp), DIMENSION(jpi,jpj) :: zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice 1665 REAL(wp), DIMENSION(jpi,jpj) :: zevap_ice_total 1629 1666 REAL(wp), DIMENSION(jpi,jpj,jpl) :: zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice, zevap_ice, zqtr_ice_top, ztsu 1667 REAL(wp), DIMENSION(jpi,jpj) :: ztri 1630 1668 !!---------------------------------------------------------------------- 1631 1669 ! … … 1647 1685 ztprecip(:,:) = frcv(jpr_rain)%z3(:,:,1) + zsprecip(:,:) ! May need to ensure positive here 1648 1686 zemp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ztprecip(:,:) 1649 zemp_ice(:,:) = ( frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) ) * picefr(:,:)1650 1687 CASE( 'oce and ice' ) ! received fields: jpr_sbpr, jpr_semp, jpr_oemp, jpr_ievp 1651 1688 zemp_tot(:,:) = ziceld(:,:) * frcv(jpr_oemp)%z3(:,:,1) + picefr(:,:) * frcv(jpr_sbpr)%z3(:,:,1) … … 1659 1696 1660 1697 #if defined key_si3 1698 1699 ! --- evaporation over ice (kg/m2/s) --- ! 1700 IF (ln_scale_ice_flux) THEN ! typically met-office requirements 1701 IF (sn_rcv_emp%clcat == 'yes') THEN 1702 WHERE( a_i(:,:,:) > 1.e-10 ) ; zevap_ice(:,:,:) = frcv(jpr_ievp)%z3(:,:,:) * a_i_last_couple(:,:,:) / a_i(:,:,:) 1703 ELSEWHERE ; zevap_ice(:,:,:) = 0._wp 1704 END WHERE 1705 WHERE( picefr(:,:) > 1.e-10 ) ; zevap_ice_total(:,:) = SUM( zevap_ice(:,:,:) * a_i(:,:,:), dim=3 ) / picefr(:,:) 1706 ELSEWHERE ; zevap_ice_total(:,:) = 0._wp 1707 END WHERE 1708 ELSE 1709 WHERE( picefr(:,:) > 1.e-10 ) ; zevap_ice(:,:,1) = frcv(jpr_ievp)%z3(:,:,1) * SUM( a_i_last_couple, dim=3 ) / picefr(:,:) 1710 ELSEWHERE ; zevap_ice(:,:,1) = 0._wp 1711 END WHERE 1712 zevap_ice_total(:,:) = zevap_ice(:,:,1) 1713 DO jl = 2, jpl 1714 zevap_ice(:,:,jl) = zevap_ice(:,:,1) 1715 ENDDO 1716 ENDIF 1717 ELSE 1718 IF (sn_rcv_emp%clcat == 'yes') THEN 1719 zevap_ice(:,:,1:jpl) = frcv(jpr_ievp)%z3(:,:,1:jpl) 1720 WHERE( picefr(:,:) > 1.e-10 ) ; zevap_ice_total(:,:) = SUM( zevap_ice(:,:,:) * a_i(:,:,:), dim=3 ) / picefr(:,:) 1721 ELSEWHERE ; zevap_ice_total(:,:) = 0._wp 1722 END WHERE 1723 ELSE 1724 zevap_ice(:,:,1) = frcv(jpr_ievp)%z3(:,:,1) 1725 zevap_ice_total(:,:) = zevap_ice(:,:,1) 1726 DO jl = 2, jpl 1727 zevap_ice(:,:,jl) = zevap_ice(:,:,1) 1728 ENDDO 1729 ENDIF 1730 ENDIF 1731 1732 IF ( TRIM( sn_rcv_emp%cldes ) == 'conservative' ) THEN 1733 ! For conservative case zemp_ice has not been defined yet. Do it now. 1734 zemp_ice(:,:) = zevap_ice_total(:,:) * picefr(:,:) - frcv(jpr_snow)%z3(:,:,1) * picefr(:,:) 1735 ENDIF 1736 1661 1737 ! zsnw = snow fraction over ice after wind blowing (=picefr if no blowing) 1662 zsnw(:,:) = 0._wp ; CALL ice_ thd_snwblow( ziceld, zsnw )1738 zsnw(:,:) = 0._wp ; CALL ice_var_snwblow( ziceld, zsnw ) 1663 1739 1664 1740 ! --- evaporation minus precipitation corrected (because of wind blowing on snow) --- ! … … 1667 1743 1668 1744 ! --- evaporation over ocean (used later for qemp) --- ! 1669 zevap_oce(:,:) = frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) 1670 1671 ! --- evaporation over ice (kg/m2/s) --- ! 1672 DO jl=1,jpl 1673 IF(sn_rcv_emp%clcat == 'yes') THEN ; zevap_ice(:,:,jl) = frcv(jpr_ievp)%z3(:,:,jl) 1674 ELSE ; zevap_ice(:,:,jl) = frcv(jpr_ievp)%z3(:,:,1 ) ; ENDIF 1675 ENDDO 1745 zevap_oce(:,:) = frcv(jpr_tevp)%z3(:,:,1) - zevap_ice_total(:,:) * picefr(:,:) 1676 1746 1677 1747 ! since the sensitivity of evap to temperature (devap/dT) is not prescribed by the atmosphere, we set it to 0 … … 1751 1821 !! IF( srcv(jpr_rnf)%laction ) CALL iom_put( 'runoffs' , rnf(:,:) * tmask(:,:,1) ) ! runoff 1752 1822 !! IF( srcv(jpr_isf)%laction ) CALL iom_put( 'iceshelf_cea', -fwfisf(:,:) * tmask(:,:,1) ) ! iceshelf 1753 IF( srcv(jpr_cal)%laction ) CALL iom_put( 'calving_cea' , frcv(jpr_cal)%z3(:,:,1) * tmask(:,:,1) ) ! calving1754 IF( srcv(jpr_icb)%laction ) CALL iom_put( 'iceberg_cea' , frcv(jpr_icb)%z3(:,:,1) * tmask(:,:,1) ) ! icebergs1755 IF( iom_use('snowpre') ) CALL iom_put( 'snowpre' , sprecip(:,:) ) ! Snow1756 IF( iom_use('precip') ) CALL iom_put( 'precip' , tprecip(:,:) ) ! total precipitation1757 IF( iom_use('rain') ) CALL iom_put( 'rain' , tprecip(:,:) - sprecip(:,:) ) ! liquid precipitation1758 IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea' , sprecip(:,:) * ( 1._wp - zsnw(:,:) ) ) ! Snow over ice-free ocean (cell average)1759 IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea' , sprecip(:,:) * zsnw(:,:) ) ! Snow over sea-ice (cell average)1760 IF( iom_use('rain_ao_cea') ) CALL iom_put( 'rain_ao_cea' , ( tprecip(:,:) - sprecip(:,:) ) * picefr(:,:) ) ! liquid precipitation over ocean (cell average)1761 IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea' , frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) * tmask(:,:,1) )! Sublimation over sea-ice (cell average)1762 IF( iom_use('evap_ao_cea') ) CALL iom_put( 'evap_ao_cea' , ( frcv(jpr_tevp)%z3(:,:,1) &1763 & - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) ) * tmask(:,:,1) )! ice-free oce evap (cell average)1823 IF( srcv(jpr_cal)%laction ) CALL iom_put( 'calving_cea' , frcv(jpr_cal)%z3(:,:,1) * tmask(:,:,1) ) ! calving 1824 IF( srcv(jpr_icb)%laction ) CALL iom_put( 'iceberg_cea' , frcv(jpr_icb)%z3(:,:,1) * tmask(:,:,1) ) ! icebergs 1825 IF( iom_use('snowpre') ) CALL iom_put( 'snowpre' , sprecip(:,:) ) ! Snow 1826 IF( iom_use('precip') ) CALL iom_put( 'precip' , tprecip(:,:) ) ! total precipitation 1827 IF( iom_use('rain') ) CALL iom_put( 'rain' , tprecip(:,:) - sprecip(:,:) ) ! liquid precipitation 1828 IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea' , sprecip(:,:) * ( 1._wp - zsnw(:,:) ) ) ! Snow over ice-free ocean (cell average) 1829 IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea' , sprecip(:,:) * zsnw(:,:) ) ! Snow over sea-ice (cell average) 1830 IF( iom_use('rain_ao_cea') ) CALL iom_put( 'rain_ao_cea' , ( tprecip(:,:) - sprecip(:,:) ) * picefr(:,:) ) ! liquid precipitation over ocean (cell average) 1831 IF( iom_use('subl_ai_cea') ) CALL iom_put( 'subl_ai_cea' , frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) * tmask(:,:,1) ) ! Sublimation over sea-ice (cell average) 1832 IF( iom_use('evap_ao_cea') ) CALL iom_put( 'evap_ao_cea' , ( frcv(jpr_tevp)%z3(:,:,1) & 1833 & - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) ) * tmask(:,:,1) ) ! ice-free oce evap (cell average) 1764 1834 ! note: runoff output is done in sbcrnf (which includes icebergs too) and iceshelf output is done in sbcisf 1765 1835 ! … … 1769 1839 CASE( 'oce only' ) ! the required field is directly provided 1770 1840 zqns_tot(:,:) = frcv(jpr_qnsoce)%z3(:,:,1) 1841 ! For Met Office sea ice non-solar fluxes are already delt with by JULES so setting to zero 1842 ! here so the only flux is the ocean only one. 1843 zqns_ice(:,:,:) = 0._wp 1771 1844 CASE( 'conservative' ) ! the required fields are directly provided 1772 1845 zqns_tot(:,:) = frcv(jpr_qnsmix)%z3(:,:,1) … … 1798 1871 zqns_ice(:,:,jl) = frcv(jpr_qnsmix)%z3(:,:,jl) & 1799 1872 & + frcv(jpr_dqnsdt)%z3(:,:,jl) * ( pist(:,:,jl) - ( ( rt0 + psst(:,:) ) * ziceld(:,:) & 1800 & 1873 & + pist(:,:,jl) * picefr(:,:) ) ) 1801 1874 END DO 1802 1875 ELSE … … 1804 1877 zqns_ice(:,:,jl) = frcv(jpr_qnsmix)%z3(:,:, 1) & 1805 1878 & + frcv(jpr_dqnsdt)%z3(:,:, 1) * ( pist(:,:,jl) - ( ( rt0 + psst(:,:) ) * ziceld(:,:) & 1806 & 1879 & + pist(:,:,jl) * picefr(:,:) ) ) 1807 1880 END DO 1808 1881 ENDIF … … 1910 1983 CASE( 'oce only' ) 1911 1984 zqsr_tot(:,: ) = MAX( 0._wp , frcv(jpr_qsroce)%z3(:,:,1) ) 1985 ! For Met Office sea ice solar fluxes are already delt with by JULES so setting to zero 1986 ! here so the only flux is the ocean only one. 1987 zqsr_ice(:,:,:) = 0._wp 1912 1988 CASE( 'conservative' ) 1913 1989 zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) … … 1995 2071 ENDDO 1996 2072 ENDIF 2073 CASE( 'none' ) 2074 zdqns_ice(:,:,:) = 0._wp 1997 2075 END SELECT 1998 2076 … … 2010 2088 ! ! ========================= ! 2011 2089 CASE ('coupled') 2012 IF( ln_mixcpl ) THEN 2013 DO jl=1,jpl 2014 qml_ice(:,:,jl) = qml_ice(:,:,jl) * xcplmask(:,:,0) + frcv(jpr_topm)%z3(:,:,jl) * zmsk(:,:) 2015 qcn_ice(:,:,jl) = qcn_ice(:,:,jl) * xcplmask(:,:,0) + frcv(jpr_botm)%z3(:,:,jl) * zmsk(:,:) 2016 ENDDO 2090 IF (ln_scale_ice_flux) THEN 2091 WHERE( a_i(:,:,:) > 1.e-10_wp ) 2092 qml_ice(:,:,:) = frcv(jpr_topm)%z3(:,:,:) * a_i_last_couple(:,:,:) / a_i(:,:,:) 2093 qcn_ice(:,:,:) = frcv(jpr_botm)%z3(:,:,:) * a_i_last_couple(:,:,:) / a_i(:,:,:) 2094 ELSEWHERE 2095 qml_ice(:,:,:) = 0.0_wp 2096 qcn_ice(:,:,:) = 0.0_wp 2097 END WHERE 2017 2098 ELSE 2018 2099 qml_ice(:,:,:) = frcv(jpr_topm)%z3(:,:,:) … … 2025 2106 IF( .NOT.ln_cndflx ) THEN !== No conduction flux as surface forcing ==! 2026 2107 ! 2027 ! ! ===> used prescribed cloud fraction representative for polar oceans in summer (0.81) 2028 ztri = 0.18 * ( 1.0 - cldf_ice ) + 0.35 * cldf_ice ! surface transmission when hi>10cm (Grenfell Maykut 77) 2029 ! 2030 WHERE ( phs(:,:,:) <= 0._wp .AND. phi(:,:,:) < 0.1_wp ) ! linear decrease from hi=0 to 10cm 2031 zqtr_ice_top(:,:,:) = qsr_ice(:,:,:) * ( ztri + ( 1._wp - ztri ) * ( 1._wp - phi(:,:,:) * 10._wp ) ) 2032 ELSEWHERE( phs(:,:,:) <= 0._wp .AND. phi(:,:,:) >= 0.1_wp ) ! constant (ztri) when hi>10cm 2033 zqtr_ice_top(:,:,:) = qsr_ice(:,:,:) * ztri 2034 ELSEWHERE ! zero when hs>0 2035 zqtr_ice_top(:,:,:) = 0._wp 2036 END WHERE 2108 IF( nn_qtrice == 0 ) THEN 2109 ! formulation derived from Grenfell and Maykut (1977), where transmission rate 2110 ! 1) depends on cloudiness 2111 ! ! ===> used prescribed cloud fraction representative for polar oceans in summer (0.81) 2112 ! ! should be real cloud fraction instead (as in the bulk) but needs to be read from atm. 2113 ! 2) is 0 when there is any snow 2114 ! 3) tends to 1 for thin ice 2115 ztri(:,:) = 0.18 * ( 1.0 - cloud_fra(:,:) ) + 0.35 * cloud_fra(:,:) ! surface transmission when hi>10cm 2116 DO jl = 1, jpl 2117 WHERE ( phs(:,:,jl) <= 0._wp .AND. phi(:,:,jl) < 0.1_wp ) ! linear decrease from hi=0 to 10cm 2118 zqtr_ice_top(:,:,jl) = zqsr_ice(:,:,jl) * ( ztri(:,:) + ( 1._wp - ztri(:,:) ) * ( 1._wp - phi(:,:,jl) * 10._wp ) ) 2119 ELSEWHERE( phs(:,:,jl) <= 0._wp .AND. phi(:,:,jl) >= 0.1_wp ) ! constant (ztri) when hi>10cm 2120 zqtr_ice_top(:,:,jl) = zqsr_ice(:,:,jl) * ztri(:,:) 2121 ELSEWHERE ! zero when hs>0 2122 zqtr_ice_top(:,:,jl) = 0._wp 2123 END WHERE 2124 ENDDO 2125 ELSEIF( nn_qtrice == 1 ) THEN 2126 ! formulation is derived from the thesis of M. Lebrun (2019). 2127 ! It represents the best fit using several sets of observations 2128 ! It comes with snow conductivities adapted to freezing/melting conditions (see icethd_zdf_bl99.F90) 2129 zqtr_ice_top(:,:,:) = 0.3_wp * zqsr_ice(:,:,:) 2130 ENDIF 2037 2131 ! 2038 2132 ELSEIF( ln_cndflx .AND. .NOT.ln_cndemulate ) THEN !== conduction flux as surface forcing ==! 2039 2133 ! 2040 ! 2041 ! 2134 ! ! ===> here we must receive the qtr_ice_top array from the coupler 2135 ! for now just assume zero (fully opaque ice) 2042 2136 zqtr_ice_top(:,:,:) = 0._wp 2043 2137 ! … … 2096 2190 ! 2097 2191 isec = ( kt - nit000 ) * NINT( rn_Dt ) ! date of exchanges 2192 info = OASIS_idle 2098 2193 2099 2194 zfr_l(:,:) = 1.- fr_i(:,:) … … 2234 2329 ENDIF 2235 2330 2331 #if defined key_si3 || defined key_cice 2332 ! If this coupling was successful then save ice fraction for use between coupling points. 2333 ! This is needed for some calculations where the ice fraction at the last coupling point 2334 ! is needed. 2335 IF( info == OASIS_Sent .OR. info == OASIS_ToRest .OR. & 2336 & info == OASIS_SentOut .OR. info == OASIS_ToRestOut ) THEN 2337 IF ( sn_snd_thick%clcat == 'yes' ) THEN 2338 a_i_last_couple(:,:,1:jpl) = a_i(:,:,1:jpl) 2339 ENDIF 2340 ENDIF 2341 #endif 2342 2236 2343 IF( ssnd(jps_fice1)%laction ) THEN 2237 2344 SELECT CASE( sn_snd_thick1%clcat ) … … 2297 2404 SELECT CASE( sn_snd_mpnd%clcat ) 2298 2405 CASE( 'yes' ) 2299 ztmp3(:,:,1:jpl) = a_ip_ frac(:,:,1:jpl)2406 ztmp3(:,:,1:jpl) = a_ip_eff(:,:,1:jpl) 2300 2407 ztmp4(:,:,1:jpl) = h_ip(:,:,1:jpl) 2301 2408 CASE( 'no' ) … … 2303 2410 ztmp4(:,:,:) = 0.0 2304 2411 DO jl=1,jpl 2305 ztmp3(:,:,1) = ztmp3(:,:,1) + a_ip_frac(:,:,jpl) 2306 ztmp4(:,:,1) = ztmp4(:,:,1) + h_ip(:,:,jpl) 2412 ztmp3(:,:,1) = ztmp3(:,:,1) + a_ip_frac(:,:,jpl) 2413 ztmp4(:,:,1) = ztmp4(:,:,1) + h_ip(:,:,jpl) 2307 2414 ENDDO 2308 2415 CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_mpnd%clcat' ) -
NEMO/trunk/src/OCE/SBC/sbcmod.F90
r13286 r13472 563 563 ENDIF 564 564 ! 565 CALL iom_put( "utau", utau ) ! i-wind stress (stress can be updated at each time step in sea-ice)566 CALL iom_put( "vtau", vtau ) ! j-wind stress567 !568 565 IF(sn_cfctl%l_prtctl) THEN ! print mean trends (used for debugging) 569 566 CALL prt_ctl(tab2d_1=fr_i , clinfo1=' fr_i - : ', mask1=tmask )
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