MODULE sbccpl !!====================================================================== !! *** MODULE sbccpl *** !! Surface Boundary Condition : momentum, heat and freshwater fluxes in coupled mode !!====================================================================== !! History : 2.0 ! 2007-06 (R. Redler, N. Keenlyside, W. Park) Original code split into flxmod & taumod !! 3.0 ! 2008-02 (G. Madec, C Talandier) surface module !! 3.1 ! 2009_02 (G. Madec, S. Masson, E. Maisonave, A. Caubel) generic coupled interface !! 3.4 ! 2011_11 (C. Harris) more flexibility + multi-category fields !!---------------------------------------------------------------------- !!---------------------------------------------------------------------- !! namsbc_cpl : coupled formulation namlist !! sbc_cpl_init : initialisation of the coupled exchanges !! sbc_cpl_rcv : receive fields from the atmosphere over the ocean (ocean only) !! receive stress from the atmosphere over the ocean (ocean-ice case) !! sbc_cpl_ice_tau : receive stress from the atmosphere over ice !! sbc_cpl_ice_flx : receive fluxes from the atmosphere over ice !! sbc_cpl_snd : send fields to the atmosphere !!---------------------------------------------------------------------- USE dom_oce ! ocean space and time domain USE sbc_oce ! Surface boundary condition: ocean fields USE sbc_ice ! Surface boundary condition: ice fields USE sbcdcy ! surface boundary condition: diurnal cycle USE phycst ! physical constants #if defined key_lim3 USE par_ice ! ice parameters USE ice ! ice variables #endif #if defined key_lim2 USE par_ice_2 ! ice parameters USE ice_2 ! ice variables #endif USE cpl_oasis3 ! OASIS3 coupling USE geo2ocean ! USE oce , ONLY : tsn, un, vn USE albedo ! USE in_out_manager ! I/O manager USE iom ! NetCDF library USE lib_mpp ! distribued memory computing library USE wrk_nemo ! work arrays USE timing ! Timing USE lbclnk ! ocean lateral boundary conditions (or mpp link) #if defined key_cpl_carbon_cycle USE p4zflx, ONLY : oce_co2 #endif IMPLICIT NONE PRIVATE !EM XIOS-OASIS-MCT compliance PUBLIC sbc_cpl_init ! routine called by sbcmod.F90 PUBLIC sbc_cpl_rcv ! routine called by sbc_ice_lim(_2).F90 PUBLIC sbc_cpl_snd ! routine called by step.F90 PUBLIC sbc_cpl_ice_tau ! routine called by sbc_ice_lim(_2).F90 PUBLIC sbc_cpl_ice_flx ! routine called by sbc_ice_lim(_2).F90 PUBLIC sbc_cpl_alloc ! routine called in sbcice_cice.F90 INTEGER, PARAMETER :: jpr_otx1 = 1 ! 3 atmosphere-ocean stress components on grid 1 INTEGER, PARAMETER :: jpr_oty1 = 2 ! INTEGER, PARAMETER :: jpr_otz1 = 3 ! INTEGER, PARAMETER :: jpr_otx2 = 4 ! 3 atmosphere-ocean stress components on grid 2 INTEGER, PARAMETER :: jpr_oty2 = 5 ! INTEGER, PARAMETER :: jpr_otz2 = 6 ! INTEGER, PARAMETER :: jpr_itx1 = 7 ! 3 atmosphere-ice stress components on grid 1 INTEGER, PARAMETER :: jpr_ity1 = 8 ! INTEGER, PARAMETER :: jpr_itz1 = 9 ! INTEGER, PARAMETER :: jpr_itx2 = 10 ! 3 atmosphere-ice stress components on grid 2 INTEGER, PARAMETER :: jpr_ity2 = 11 ! INTEGER, PARAMETER :: jpr_itz2 = 12 ! INTEGER, PARAMETER :: jpr_qsroce = 13 ! Qsr above the ocean INTEGER, PARAMETER :: jpr_qsrice = 14 ! Qsr above the ice INTEGER, PARAMETER :: jpr_qsrmix = 15 INTEGER, PARAMETER :: jpr_qnsoce = 16 ! Qns above the ocean INTEGER, PARAMETER :: jpr_qnsice = 17 ! Qns above the ice INTEGER, PARAMETER :: jpr_qnsmix = 18 INTEGER, PARAMETER :: jpr_rain = 19 ! total liquid precipitation (rain) INTEGER, PARAMETER :: jpr_snow = 20 ! solid precipitation over the ocean (snow) INTEGER, PARAMETER :: jpr_tevp = 21 ! total evaporation INTEGER, PARAMETER :: jpr_ievp = 22 ! solid evaporation (sublimation) INTEGER, PARAMETER :: jpr_sbpr = 23 ! sublimation - liquid precipitation - solid precipitation INTEGER, PARAMETER :: jpr_semp = 24 ! solid freshwater budget (sublimation - snow) INTEGER, PARAMETER :: jpr_oemp = 25 ! ocean freshwater budget (evap - precip) INTEGER, PARAMETER :: jpr_w10m = 26 ! 10m wind INTEGER, PARAMETER :: jpr_dqnsdt = 27 ! d(Q non solar)/d(temperature) INTEGER, PARAMETER :: jpr_rnf = 28 ! runoffs INTEGER, PARAMETER :: jpr_cal = 29 ! calving INTEGER, PARAMETER :: jpr_taum = 30 ! wind stress module INTEGER, PARAMETER :: jpr_co2 = 31 INTEGER, PARAMETER :: jpr_topm = 32 ! topmeltn INTEGER, PARAMETER :: jpr_botm = 33 ! botmeltn INTEGER, PARAMETER :: jpr_ts_ice = 34 ! skin temperature of sea-ice (used for melt-ponds) INTEGER, PARAMETER :: jprcv = 34 ! total number of fields received INTEGER, PARAMETER :: jps_fice = 1 ! ice fraction INTEGER, PARAMETER :: jps_toce = 2 ! ocean temperature INTEGER, PARAMETER :: jps_tice = 3 ! ice temperature INTEGER, PARAMETER :: jps_tmix = 4 ! mixed temperature (ocean+ice) INTEGER, PARAMETER :: jps_albice = 5 ! ice albedo INTEGER, PARAMETER :: jps_albmix = 6 ! mixed albedo INTEGER, PARAMETER :: jps_hice = 7 ! ice thickness INTEGER, PARAMETER :: jps_hsnw = 8 ! snow thickness INTEGER, PARAMETER :: jps_ocx1 = 9 ! ocean current on grid 1 INTEGER, PARAMETER :: jps_ocy1 = 10 ! INTEGER, PARAMETER :: jps_ocz1 = 11 ! INTEGER, PARAMETER :: jps_ivx1 = 12 ! ice current on grid 1 INTEGER, PARAMETER :: jps_ivy1 = 13 ! INTEGER, PARAMETER :: jps_ivz1 = 14 ! INTEGER, PARAMETER :: jps_co2 = 15 INTEGER, PARAMETER :: jps_a_p = 16 ! meltpond fraction INTEGER, PARAMETER :: jps_ht_p = 17 ! meltpond depth (m) INTEGER, PARAMETER :: jps_kice = 18 ! ice surface layer thermal conductivity INTEGER, PARAMETER :: jps_sstfrz = 19 ! sea-surface freezing temperature INTEGER, PARAMETER :: jpsnd = 19 ! total number of fields sent ! !!** namelist namsbc_cpl ** TYPE :: FLD_C CHARACTER(len = 32) :: cldes ! desciption of the coupling strategy CHARACTER(len = 32) :: clcat ! multiple ice categories strategy CHARACTER(len = 32) :: clvref ! reference of vector ('spherical' or 'cartesian') CHARACTER(len = 32) :: clvor ! orientation of vector fields ('eastward-northward' or 'local grid') CHARACTER(len = 32) :: clvgrd ! grids on which is located the vector fields END TYPE FLD_C ! Send to the atmosphere ! TYPE(FLD_C) :: sn_snd_temp, sn_snd_alb, sn_snd_thick, sn_snd_crt, sn_snd_co2, sn_snd_mpnd, sn_snd_cond, ssn_snd_sstfrz ! Received from the atmosphere ! 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 TYPE(FLD_C) :: sn_rcv_cal, sn_rcv_iceflx, sn_rcv_co2, sn_rcv_ts_ice ! Other namelist parameters ! INTEGER :: nn_cplmodel ! Maximum number of models to/from which NEMO is potentialy sending/receiving data LOGICAL :: ln_usecplmask ! use a coupling mask file to merge data received from several models ! -> file cplmask.nc with the float variable called cplmask (jpi,jpj,nn_cplmodel) REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: xcplmask TYPE :: DYNARR REAL(wp), POINTER, DIMENSION(:,:,:) :: z3 END TYPE DYNARR TYPE( DYNARR ), SAVE, DIMENSION(jprcv) :: frcv ! all fields recieved from the atmosphere REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: albedo_oce_mix ! ocean albedo sent to atmosphere (mix clear/overcast sky) INTEGER , ALLOCATABLE, SAVE, DIMENSION( :) :: nrcvinfo ! OASIS info argument !! Substitution # include "vectopt_loop_substitute.h90" !!---------------------------------------------------------------------- !! NEMO/OPA 3.3 , NEMO Consortium (2010) !! $Id$ !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) !!---------------------------------------------------------------------- CONTAINS INTEGER FUNCTION sbc_cpl_alloc() !!---------------------------------------------------------------------- !! *** FUNCTION sbc_cpl_alloc *** !!---------------------------------------------------------------------- INTEGER :: ierr(3) !!---------------------------------------------------------------------- ierr(:) = 0 ! ALLOCATE( albedo_oce_mix(jpi,jpj), nrcvinfo(jprcv), STAT=ierr(1) ) #if ! defined key_lim3 && ! defined key_lim2 && ! defined key_cice ALLOCATE( a_i(jpi,jpj,1) , STAT=ierr(2) ) ! used in sbcice_if.F90 (done here as there is no sbc_ice_if_init) #endif ALLOCATE( xcplmask(jpi,jpj,nn_cplmodel) , STAT=ierr(3) ) ! sbc_cpl_alloc = MAXVAL( ierr ) IF( lk_mpp ) CALL mpp_sum ( sbc_cpl_alloc ) IF( sbc_cpl_alloc > 0 ) CALL ctl_warn('sbc_cpl_alloc: allocation of arrays failed') ! END FUNCTION sbc_cpl_alloc SUBROUTINE sbc_cpl_init( k_ice ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_cpl_init *** !! !! ** Purpose : Initialisation of send and received information from !! the atmospheric component !! !! ** Method : * Read namsbc_cpl namelist !! * define the receive interface !! * define the send interface !! * initialise the OASIS coupler !!---------------------------------------------------------------------- INTEGER, INTENT(in) :: k_ice ! ice management in the sbc (=0/1/2/3) !! INTEGER :: jn ! dummy loop index INTEGER :: ios ! Local integer output status for namelist read INTEGER :: inum REAL(wp), POINTER, DIMENSION(:,:) :: zacs, zaos !! NAMELIST/namsbc_cpl/ sn_snd_temp, sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2, & & sn_snd_mpnd, & & sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr, & & sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , sn_rcv_iceflx, & & sn_rcv_co2 , sn_rcv_ts_ice, nn_cplmodel , ln_usecplmask !!--------------------------------------------------------------------- ! IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_init') ! CALL wrk_alloc( jpi,jpj, zacs, zaos ) ! ================================ ! ! Namelist informations ! ! ================================ ! REWIND( numnam_ref ) ! Namelist namsbc_cpl in reference namelist : Variables for OASIS coupling READ ( numnam_ref, namsbc_cpl, IOSTAT = ios, ERR = 901) 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namsbc_cpl in reference namelist', lwp ) REWIND( numnam_cfg ) ! Namelist namsbc_cpl in configuration namelist : Variables for OASIS coupling READ ( numnam_cfg, namsbc_cpl, IOSTAT = ios, ERR = 902 ) 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namsbc_cpl in configuration namelist', lwp ) IF(lwm) WRITE ( numond, namsbc_cpl ) IF(lwp) THEN ! control print WRITE(numout,*) WRITE(numout,*)'sbc_cpl_init : namsbc_cpl namelist ' WRITE(numout,*)'~~~~~~~~~~~~' WRITE(numout,*)' received fields (mutiple ice categogies)' WRITE(numout,*)' 10m wind module = ', TRIM(sn_rcv_w10m%cldes ), ' (', TRIM(sn_rcv_w10m%clcat ), ')' WRITE(numout,*)' stress module = ', TRIM(sn_rcv_taumod%cldes), ' (', TRIM(sn_rcv_taumod%clcat), ')' WRITE(numout,*)' surface stress = ', TRIM(sn_rcv_tau%cldes ), ' (', TRIM(sn_rcv_tau%clcat ), ')' WRITE(numout,*)' - referential = ', sn_rcv_tau%clvref WRITE(numout,*)' - orientation = ', sn_rcv_tau%clvor WRITE(numout,*)' - mesh = ', sn_rcv_tau%clvgrd WRITE(numout,*)' non-solar heat flux sensitivity = ', TRIM(sn_rcv_dqnsdt%cldes), ' (', TRIM(sn_rcv_dqnsdt%clcat), ')' WRITE(numout,*)' solar heat flux = ', TRIM(sn_rcv_qsr%cldes ), ' (', TRIM(sn_rcv_qsr%clcat ), ')' WRITE(numout,*)' non-solar heat flux = ', TRIM(sn_rcv_qns%cldes ), ' (', TRIM(sn_rcv_qns%clcat ), ')' WRITE(numout,*)' freshwater budget = ', TRIM(sn_rcv_emp%cldes ), ' (', TRIM(sn_rcv_emp%clcat ), ')' WRITE(numout,*)' runoffs = ', TRIM(sn_rcv_rnf%cldes ), ' (', TRIM(sn_rcv_rnf%clcat ), ')' WRITE(numout,*)' calving = ', TRIM(sn_rcv_cal%cldes ), ' (', TRIM(sn_rcv_cal%clcat ), ')' WRITE(numout,*)' sea ice heat fluxes = ', TRIM(sn_rcv_iceflx%cldes), ' (', TRIM(sn_rcv_iceflx%clcat), ')' WRITE(numout,*)' atm co2 = ', TRIM(sn_rcv_co2%cldes ), ' (', TRIM(sn_rcv_co2%clcat ), ')' WRITE(numout,*)' sent fields (multiple ice categories)' WRITE(numout,*)' surface temperature = ', TRIM(sn_snd_temp%cldes ), ' (', TRIM(sn_snd_temp%clcat ), ')' WRITE(numout,*)' albedo = ', TRIM(sn_snd_alb%cldes ), ' (', TRIM(sn_snd_alb%clcat ), ')' WRITE(numout,*)' ice/snow thickness = ', TRIM(sn_snd_thick%cldes ), ' (', TRIM(sn_snd_thick%clcat ), ')' WRITE(numout,*)' surface current = ', TRIM(sn_snd_crt%cldes ), ' (', TRIM(sn_snd_crt%clcat ), ')' WRITE(numout,*)' - referential = ', sn_snd_crt%clvref WRITE(numout,*)' - orientation = ', sn_snd_crt%clvor WRITE(numout,*)' - mesh = ', sn_snd_crt%clvgrd WRITE(numout,*)' oce co2 flux = ', TRIM(sn_snd_co2%cldes ), ' (', TRIM(sn_snd_co2%clcat ), ')' WRITE(numout,*)' ice effective conductivity = ', TRIM(sn_snd_cond%cldes ), ' (', TRIM(sn_snd_cond%clcat ), ')' WRITE(numout,*)' meltponds fraction & depth = ', TRIM(sn_snd_mpnd%cldes ), ' (', TRIM(sn_snd_mpnd%clcat ), ')' WRITE(numout,*)' sea surface freezing temp = ', TRIM(sn_snd_sstfrz%cldes ), ' (', TRIM(sn_snd_sstfrz%clcat ), ')' WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask ENDIF ! ! allocate sbccpl arrays IF( sbc_cpl_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'sbc_cpl_alloc : unable to allocate arrays' ) ! ================================ ! ! Define the receive interface ! ! ================================ ! nrcvinfo(:) = OASIS_idle ! needed by nrcvinfo(jpr_otx1) if we do not receive ocean stress ! for each field: define the OASIS name (srcv(:)%clname) ! define receive or not from the namelist parameters (srcv(:)%laction) ! define the north fold type of lbc (srcv(:)%nsgn) ! default definitions of srcv srcv(:)%laction = .FALSE. ; srcv(:)%clgrid = 'T' ; srcv(:)%nsgn = 1. ; srcv(:)%nct = 1 ! ! ------------------------- ! ! ! ice and ocean wind stress ! ! ! ------------------------- ! ! ! Name srcv(jpr_otx1)%clname = 'O_OTaux1' ! 1st ocean component on grid ONE (T or U) srcv(jpr_oty1)%clname = 'O_OTauy1' ! 2nd - - - - srcv(jpr_otz1)%clname = 'O_OTauz1' ! 3rd - - - - srcv(jpr_otx2)%clname = 'O_OTaux2' ! 1st ocean component on grid TWO (V) srcv(jpr_oty2)%clname = 'O_OTauy2' ! 2nd - - - - srcv(jpr_otz2)%clname = 'O_OTauz2' ! 3rd - - - - ! srcv(jpr_itx1)%clname = 'O_ITaux1' ! 1st ice component on grid ONE (T, F, I or U) srcv(jpr_ity1)%clname = 'O_ITauy1' ! 2nd - - - - srcv(jpr_itz1)%clname = 'O_ITauz1' ! 3rd - - - - srcv(jpr_itx2)%clname = 'O_ITaux2' ! 1st ice component on grid TWO (V) srcv(jpr_ity2)%clname = 'O_ITauy2' ! 2nd - - - - srcv(jpr_itz2)%clname = 'O_ITauz2' ! 3rd - - - - ! ! Vectors: change of sign at north fold ONLY if on the local grid IF( TRIM( sn_rcv_tau%clvor ) == 'local grid' ) srcv(jpr_otx1:jpr_itz2)%nsgn = -1. ! ! Set grid and action SELECT CASE( TRIM( sn_rcv_tau%clvgrd ) ) ! 'T', 'U,V', 'U,V,I', 'U,V,F', 'T,I', 'T,F', or 'T,U,V' CASE( 'T' ) srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 CASE( 'U,V' ) srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'U' ! ice components given at U-point srcv(jpr_itx2:jpr_itz2)%clgrid = 'V' ! and V-point srcv(jpr_otx1:jpr_itz2)%laction = .TRUE. ! receive oce and ice components on both grid 1 & 2 CASE( 'U,V,T' ) srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'T' ! ice components given at T-point srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only CASE( 'U,V,I' ) srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'I' ! ice components given at I-point srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only CASE( 'U,V,F' ) srcv(jpr_otx1:jpr_otz1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_otx2:jpr_otz2)%clgrid = 'V' ! and V-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'F' ! ice components given at F-point srcv(jpr_otx1:jpr_otz2)%laction = .TRUE. ! receive oce components on grid 1 & 2 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 only CASE( 'T,I' ) srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'I' ! ice components given at I-point srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 CASE( 'T,F' ) srcv(jpr_otx1:jpr_itz2)%clgrid = 'T' ! oce and ice components given at T-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'F' ! ice components given at F-point srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1 srcv(jpr_itx1:jpr_itz1)%laction = .TRUE. ! receive ice components on grid 1 CASE( 'T,U,V' ) srcv(jpr_otx1:jpr_otz1)%clgrid = 'T' ! oce components given at T-point srcv(jpr_itx1:jpr_itz1)%clgrid = 'U' ! ice components given at U-point srcv(jpr_itx2:jpr_itz2)%clgrid = 'V' ! and V-point srcv(jpr_otx1:jpr_otz1)%laction = .TRUE. ! receive oce components on grid 1 only srcv(jpr_itx1:jpr_itz2)%laction = .TRUE. ! receive ice components on grid 1 & 2 CASE default CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_tau%clvgrd' ) END SELECT ! IF( TRIM( sn_rcv_tau%clvref ) == 'spherical' ) & ! spherical: 3rd component not received & srcv( (/jpr_otz1, jpr_otz2, jpr_itz1, jpr_itz2/) )%laction = .FALSE. ! IF( TRIM( sn_rcv_tau%clvor ) == 'local grid' ) THEN ! already on local grid -> no need of the second grid srcv(jpr_otx2:jpr_otz2)%laction = .FALSE. srcv(jpr_itx2:jpr_itz2)%laction = .FALSE. srcv(jpr_oty1)%clgrid = srcv(jpr_oty2)%clgrid ! not needed but cleaner... srcv(jpr_ity1)%clgrid = srcv(jpr_ity2)%clgrid ! not needed but cleaner... ENDIF ! IF( TRIM( sn_rcv_tau%cldes ) /= 'oce and ice' ) THEN ! 'oce and ice' case ocean stress on ocean mesh used srcv(jpr_itx1:jpr_itz2)%laction = .FALSE. ! ice components not received srcv(jpr_itx1)%clgrid = 'U' ! ocean stress used after its transformation srcv(jpr_ity1)%clgrid = 'V' ! i.e. it is always at U- & V-points for i- & j-comp. resp. ENDIF ! ! ------------------------- ! ! ! freshwater budget ! E-P ! ! ------------------------- ! ! we suppose that atmosphere modele do not make the difference between precipiration (liquide or solid) ! over ice of free ocean within the same atmospheric cell.cd srcv(jpr_rain)%clname = 'OTotRain' ! Rain = liquid precipitation srcv(jpr_snow)%clname = 'OTotSnow' ! Snow = solid precipitation srcv(jpr_tevp)%clname = 'OTotEvap' ! total evaporation (over oce + ice sublimation) srcv(jpr_ievp)%clname = 'OIceEvp' ! evaporation over ice = sublimation srcv(jpr_sbpr)%clname = 'OSubMPre' ! sublimation - liquid precipitation - solid precipitation srcv(jpr_semp)%clname = 'OISubMSn' ! ice solid water budget = sublimation - solid precipitation srcv(jpr_oemp)%clname = 'OOEvaMPr' ! ocean water budget = ocean Evap - ocean precip SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) CASE( 'oce only' ) ; srcv( jpr_oemp )%laction = .TRUE. CASE( 'conservative' ) srcv( (/jpr_rain, jpr_snow, jpr_ievp, jpr_tevp/) )%laction = .TRUE. IF ( k_ice <= 1 ) srcv(jpr_ievp)%laction = .FALSE. CASE( 'oce and ice' ) ; srcv( (/jpr_ievp, jpr_sbpr, jpr_semp, jpr_oemp/) )%laction = .TRUE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_emp%cldes' ) END SELECT !Set the number of categories for coupling of sublimation IF ( TRIM( sn_rcv_emp%clcat ) == 'yes' ) srcv(jpr_ievp)%nct = jpl ! ! ! ------------------------- ! ! ! Runoffs & Calving ! ! ! ------------------------- ! srcv(jpr_rnf )%clname = 'O_Runoff' ; IF( TRIM( sn_rcv_rnf%cldes ) == 'coupled' ) srcv(jpr_rnf)%laction = .TRUE. ! This isn't right - really just want ln_rnf_emp changed ! IF( TRIM( sn_rcv_rnf%cldes ) == 'climato' ) THEN ; ln_rnf = .TRUE. ! ELSE ; ln_rnf = .FALSE. ! ENDIF srcv(jpr_cal )%clname = 'OCalving' ; IF( TRIM( sn_rcv_cal%cldes ) == 'coupled' ) srcv(jpr_cal)%laction = .TRUE. ! ! ------------------------- ! ! ! non solar radiation ! Qns ! ! ------------------------- ! srcv(jpr_qnsoce)%clname = 'O_QnsOce' srcv(jpr_qnsice)%clname = 'O_QnsIce' srcv(jpr_qnsmix)%clname = 'O_QnsMix' SELECT CASE( TRIM( sn_rcv_qns%cldes ) ) CASE( 'oce only' ) ; srcv( jpr_qnsoce )%laction = .TRUE. CASE( 'conservative' ) ; srcv( (/jpr_qnsice, jpr_qnsmix/) )%laction = .TRUE. CASE( 'oce and ice' ) ; srcv( (/jpr_qnsice, jpr_qnsoce/) )%laction = .TRUE. CASE( 'mixed oce-ice' ) ; srcv( jpr_qnsmix )%laction = .TRUE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_qns%cldes' ) END SELECT IF( TRIM( sn_rcv_qns%cldes ) == 'mixed oce-ice' .AND. jpl > 1 ) & CALL ctl_stop( 'sbc_cpl_init: sn_rcv_qns%cldes not currently allowed to be mixed oce-ice for multi-category ice' ) ! ! ------------------------- ! ! ! solar radiation ! Qsr ! ! ------------------------- ! srcv(jpr_qsroce)%clname = 'O_QsrOce' srcv(jpr_qsrice)%clname = 'O_QsrIce' srcv(jpr_qsrmix)%clname = 'O_QsrMix' SELECT CASE( TRIM( sn_rcv_qsr%cldes ) ) CASE( 'oce only' ) ; srcv( jpr_qsroce )%laction = .TRUE. CASE( 'conservative' ) ; srcv( (/jpr_qsrice, jpr_qsrmix/) )%laction = .TRUE. CASE( 'oce and ice' ) ; srcv( (/jpr_qsrice, jpr_qsroce/) )%laction = .TRUE. CASE( 'mixed oce-ice' ) ; srcv( jpr_qsrmix )%laction = .TRUE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_rcv_qsr%cldes' ) END SELECT IF( TRIM( sn_rcv_qsr%cldes ) == 'mixed oce-ice' .AND. jpl > 1 ) & CALL ctl_stop( 'sbc_cpl_init: sn_rcv_qsr%cldes not currently allowed to be mixed oce-ice for multi-category ice' ) ! ! ------------------------- ! ! ! non solar sensitivity ! d(Qns)/d(T) ! ! ------------------------- ! srcv(jpr_dqnsdt)%clname = 'O_dQnsdT' IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'coupled' ) srcv(jpr_dqnsdt)%laction = .TRUE. ! ! non solar sensitivity mandatory for LIM ice model IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'none' .AND. k_ice /= 0 .AND. k_ice /= 4) & CALL ctl_stop( 'sbc_cpl_init: sn_rcv_dqnsdt%cldes must be coupled in namsbc_cpl namelist' ) ! non solar sensitivity mandatory for mixed oce-ice solar radiation coupling technique IF( TRIM( sn_rcv_dqnsdt%cldes ) == 'none' .AND. TRIM( sn_rcv_qns%cldes ) == 'mixed oce-ice' ) & CALL ctl_stop( 'sbc_cpl_init: namsbc_cpl namelist mismatch between sn_rcv_qns%cldes and sn_rcv_dqnsdt%cldes' ) ! ! ------------------------- ! ! ! 10m wind module ! ! ! ------------------------- ! srcv(jpr_w10m)%clname = 'O_Wind10' ; IF( TRIM(sn_rcv_w10m%cldes ) == 'coupled' ) srcv(jpr_w10m)%laction = .TRUE. ! ! ! ------------------------- ! ! ! wind stress module ! ! ! ------------------------- ! srcv(jpr_taum)%clname = 'O_TauMod' ; IF( TRIM(sn_rcv_taumod%cldes) == 'coupled' ) srcv(jpr_taum)%laction = .TRUE. lhftau = srcv(jpr_taum)%laction ! ! ------------------------- ! ! ! Atmospheric CO2 ! ! ! ------------------------- ! srcv(jpr_co2 )%clname = 'O_AtmCO2' ; IF( TRIM(sn_rcv_co2%cldes ) == 'coupled' ) srcv(jpr_co2 )%laction = .TRUE. ! ! ------------------------- ! ! ! topmelt and botmelt ! ! ! ------------------------- ! srcv(jpr_topm )%clname = 'OTopMlt' srcv(jpr_botm )%clname = 'OBotMlt' IF( TRIM(sn_rcv_iceflx%cldes) == 'coupled' ) THEN IF ( TRIM( sn_rcv_iceflx%clcat ) == 'yes' ) THEN srcv(jpr_topm:jpr_botm)%nct = jpl ELSE CALL ctl_stop( 'sbc_cpl_init: sn_rcv_iceflx%clcat should always be set to yes currently' ) ENDIF srcv(jpr_topm:jpr_botm)%laction = .TRUE. ENDIF #if defined key_cice && ! defined key_cice4 ! ! ----------------------------- ! ! ! sea-ice skin temperature ! ! ! used in meltpond scheme ! ! ! May be calculated in Atm ! ! ! ----------------------------- ! srcv(jpr_ts_ice)%clname = 'OTsfIce' IF ( TRIM( sn_rcv_ts_ice%cldes ) == 'ice' ) srcv(jpr_ts_ice)%laction = .TRUE. IF ( TRIM( sn_rcv_ts_ice%clcat ) == 'yes' ) srcv(jpr_ts_ice)%nct = jpl !TODO: Should there be a consistency check here? #endif ! Allocate all parts of frcv used for received fields DO jn = 1, jprcv IF ( srcv(jn)%laction ) ALLOCATE( frcv(jn)%z3(jpi,jpj,srcv(jn)%nct) ) END DO ! Allocate taum part of frcv which is used even when not received as coupling field IF ( .NOT. srcv(jpr_taum)%laction ) ALLOCATE( frcv(jpr_taum)%z3(jpi,jpj,srcv(jpr_taum)%nct) ) ! Allocate itx1 and ity1 as they are used in sbc_cpl_ice_tau even if srcv(jpr_itx1)%laction = .FALSE. IF( k_ice /= 0 ) THEN IF ( .NOT. srcv(jpr_itx1)%laction ) ALLOCATE( frcv(jpr_itx1)%z3(jpi,jpj,srcv(jpr_itx1)%nct) ) IF ( .NOT. srcv(jpr_ity1)%laction ) ALLOCATE( frcv(jpr_ity1)%z3(jpi,jpj,srcv(jpr_ity1)%nct) ) END IF ! ================================ ! ! Define the send interface ! ! ================================ ! ! for each field: define the OASIS name (ssnd(:)%clname) ! define send or not from the namelist parameters (ssnd(:)%laction) ! define the north fold type of lbc (ssnd(:)%nsgn) ! default definitions of nsnd ssnd(:)%laction = .FALSE. ; ssnd(:)%clgrid = 'T' ; ssnd(:)%nsgn = 1. ; ssnd(:)%nct = 1 ! ! ------------------------- ! ! ! Surface temperature ! ! ! ------------------------- ! ssnd(jps_toce)%clname = 'O_SSTSST' ssnd(jps_tice)%clname = 'OTepIce' ssnd(jps_tmix)%clname = 'O_TepMix' SELECT CASE( TRIM( sn_snd_temp%cldes ) ) CASE( 'none' ) ! nothing to do CASE( 'oce only' ) ; ssnd( jps_toce )%laction = .TRUE. CASE( 'weighted oce and ice' ) ssnd( (/jps_toce, jps_tice/) )%laction = .TRUE. IF ( TRIM( sn_snd_temp%clcat ) == 'yes' ) ssnd(jps_tice)%nct = jpl CASE ( 'oce and ice' ) ssnd( (/jps_toce, jps_tice/) )%laction = .TRUE. IF ( TRIM( sn_snd_temp%clcat ) == 'yes' ) THEN ssnd(jps_tice)%nct = jpl ELSE IF ( jpl > 1 ) THEN CALL ctl_stop( 'sbc_cpl_init: use weighted oce and ice option for sn_snd_temp%cldes if not exchanging category fields' ) ENDIF ENDIF CASE( 'mixed oce-ice' ) ; ssnd( jps_tmix )%laction = .TRUE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_temp%cldes' ) END SELECT ! ! ------------------------- ! ! ! Albedo ! ! ! ------------------------- ! ssnd(jps_albice)%clname = 'O_AlbIce' ssnd(jps_albmix)%clname = 'O_AlbMix' SELECT CASE( TRIM( sn_snd_alb%cldes ) ) CASE( 'none' ) ! nothing to do CASE( 'weighted ice' ) ; ssnd(jps_albice)%laction = .TRUE. CASE( 'mixed oce-ice' ) ; ssnd(jps_albmix)%laction = .TRUE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_alb%cldes' ) END SELECT ! ! Need to calculate oceanic albedo if ! 1. sending mixed oce-ice albedo or ! 2. receiving mixed oce-ice solar radiation IF ( TRIM ( sn_snd_alb%cldes ) == 'mixed oce-ice' .OR. TRIM ( sn_rcv_qsr%cldes ) == 'mixed oce-ice' ) THEN CALL albedo_oce( zaos, zacs ) ! Due to lack of information on nebulosity : mean clear/overcast sky albedo_oce_mix(:,:) = ( zacs(:,:) + zaos(:,:) ) * 0.5 ENDIF ! ! ------------------------- ! ! ! Ice fraction & Thickness ! ! ------------------------- ! ssnd(jps_fice)%clname = 'OIceFrc' ssnd(jps_hice)%clname = 'OIceTck' ssnd(jps_hsnw)%clname = 'OSnwTck' ssnd(jps_a_p)%clname = 'OPndFrc' ssnd(jps_ht_p)%clname = 'OPndTck' IF( k_ice /= 0 ) THEN ssnd(jps_fice)%laction = .TRUE. ! if ice treated in the ocean (even in climato case) ! Currently no namelist entry to determine sending of multi-category ice fraction so use the thickness entry for now IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) ssnd(jps_fice)%nct = jpl ENDIF SELECT CASE ( TRIM( sn_snd_thick%cldes ) ) CASE( 'none' ) ! nothing to do CASE( 'ice and snow' ) ssnd(jps_hice:jps_hsnw)%laction = .TRUE. IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) THEN ssnd(jps_hice:jps_hsnw)%nct = jpl ELSE IF ( jpl > 1 ) THEN CALL ctl_stop( 'sbc_cpl_init: use weighted ice and snow option for sn_snd_thick%cldes if not exchanging category fields' ) ENDIF ENDIF CASE ( 'weighted ice and snow' ) ssnd(jps_hice:jps_hsnw)%laction = .TRUE. IF ( TRIM( sn_snd_thick%clcat ) == 'yes' ) ssnd(jps_hice:jps_hsnw)%nct = jpl CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_thick%cldes' ) END SELECT ! ! ------------------------- ! ! ! Ice Meltponds ! ! ! ------------------------- ! #if defined key_cice && ! defined key_cice4 ! Meltponds only CICE5 ssnd(jps_a_p)%clname = 'OPndFrc' ssnd(jps_ht_p)%clname = 'OPndTck' SELECT CASE ( TRIM( sn_snd_mpnd%cldes ) ) CASE ( 'none' ) ssnd(jps_a_p)%laction = .FALSE. ssnd(jps_ht_p)%laction = .FALSE. CASE ( 'ice only' ) ssnd(jps_a_p)%laction = .TRUE. ssnd(jps_ht_p)%laction = .TRUE. IF ( TRIM( sn_snd_mpnd%clcat ) == 'yes' ) THEN ssnd(jps_a_p)%nct = jpl ssnd(jps_ht_p)%nct = jpl ELSE IF ( jpl > 1 ) THEN CALL ctl_stop( 'sbc_cpl_init: use weighted ice option for sn_snd_mpnd%cldes if not exchanging category fields' ) ENDIF ENDIF CASE ( 'weighted ice' ) ssnd(jps_a_p)%laction = .TRUE. ssnd(jps_ht_p)%laction = .TRUE. IF ( TRIM( sn_snd_mpnd%clcat ) == 'yes' ) THEN ssnd(jps_a_p)%nct = jpl ssnd(jps_ht_p)%nct = jpl ENDIF CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_mpnd%cldes' ) END SELECT #else IF( TRIM( sn_snd_mpnd%cldes /= 'none' ) THEN CALL ctl_stop('Meltponds can only be used with CICEv5') ENDIF #endif ! ! ------------------------- ! ! ! Surface current ! ! ! ------------------------- ! ! ocean currents ! ice velocities ssnd(jps_ocx1)%clname = 'O_OCurx1' ; ssnd(jps_ivx1)%clname = 'O_IVelx1' ssnd(jps_ocy1)%clname = 'O_OCury1' ; ssnd(jps_ivy1)%clname = 'O_IVely1' ssnd(jps_ocz1)%clname = 'O_OCurz1' ; ssnd(jps_ivz1)%clname = 'O_IVelz1' ! ssnd(jps_ocx1:jps_ivz1)%nsgn = -1. ! vectors: change of the sign at the north fold IF( sn_snd_crt%clvgrd == 'U,V' ) THEN ssnd(jps_ocx1)%clgrid = 'U' ; ssnd(jps_ocy1)%clgrid = 'V' ELSE IF( sn_snd_crt%clvgrd /= 'T' ) THEN CALL ctl_stop( 'sn_snd_crt%clvgrd must be equal to T' ) ssnd(jps_ocx1:jps_ivz1)%clgrid = 'T' ! all oce and ice components on the same unique grid ENDIF ssnd(jps_ocx1:jps_ivz1)%laction = .TRUE. ! default: all are send IF( TRIM( sn_snd_crt%clvref ) == 'spherical' ) ssnd( (/jps_ocz1, jps_ivz1/) )%laction = .FALSE. IF( TRIM( sn_snd_crt%clvor ) == 'eastward-northward' ) ssnd(jps_ocx1:jps_ivz1)%nsgn = 1. SELECT CASE( TRIM( sn_snd_crt%cldes ) ) CASE( 'none' ) ; ssnd(jps_ocx1:jps_ivz1)%laction = .FALSE. CASE( 'oce only' ) ; ssnd(jps_ivx1:jps_ivz1)%laction = .FALSE. CASE( 'weighted oce and ice' ) ! nothing to do CASE( 'mixed oce-ice' ) ; ssnd(jps_ivx1:jps_ivz1)%laction = .FALSE. CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_crt%cldes' ) END SELECT ! ! ------------------------- ! ! ! CO2 flux ! ! ! ------------------------- ! ssnd(jps_co2)%clname = 'O_CO2FLX' ; IF( TRIM(sn_snd_co2%cldes) == 'coupled' ) ssnd(jps_co2 )%laction = .TRUE. ! ! ! ------------------------- ! ! ! Sea surface freezing temp ! ! ! ------------------------- ! ssnd(jps_sstfrz)%clname = 'O_SSTFrz' ; IF( TRIM(sn_snd_sstfrz%cldes) == 'coupled' ) ssnd(jps_sstfrz)%laction = .TRUE. ! ! ! ------------------------- ! ! ! Ice conductivity ! ! ! ------------------------- ! ! Note that ultimately we will move to passing an ocean effective conductivity as well so there ! will be some changes to the parts of the code which currently relate only to ice conductivity ssnd(jps_kice )%clname = 'OIceKn' SELECT CASE ( TRIM( sn_snd_cond%cldes ) ) CASE ( 'none' ) ssnd(jps_kice)%laction = .FALSE. CASE ( 'ice only' ) ssnd(jps_kice)%laction = .TRUE. IF ( TRIM( sn_snd_cond%clcat ) == 'yes' ) THEN ssnd(jps_kice)%nct = jpl ELSE IF ( jpl > 1 ) THEN CALL ctl_stop( 'sbc_cpl_init: use weighted ice option for sn_snd_cond%cldes if not exchanging category fields' ) ENDIF ENDIF CASE ( 'weighted ice' ) ssnd(jps_kice)%laction = .TRUE. IF ( TRIM( sn_snd_cond%clcat ) == 'yes' ) ssnd(jps_kice)%nct = jpl CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_cond%cldes' ) END SELECT ! ! ================================ ! ! initialisation of the coupler ! ! ================================ ! CALL cpl_define(jprcv, jpsnd,nn_cplmodel) IF (ln_usecplmask) THEN xcplmask(:,:,:) = 0. CALL iom_open( 'cplmask', inum ) CALL iom_get( inum, jpdom_unknown, 'cplmask', xcplmask(1:nlci,1:nlcj,1:nn_cplmodel), & & kstart = (/ mig(1),mjg(1),1 /), kcount = (/ nlci,nlcj,nn_cplmodel /) ) CALL iom_close( inum ) ELSE xcplmask(:,:,:) = 1. ENDIF ! IF( ln_dm2dc .AND. ( cpl_freq( jpr_qsroce ) + cpl_freq( jpr_qsrmix ) /= 86400 ) ) & & CALL ctl_stop( 'sbc_cpl_init: diurnal cycle reconstruction (ln_dm2dc) needs daily couping for solar radiation' ) CALL wrk_dealloc( jpi,jpj, zacs, zaos ) ! IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_init') ! END SUBROUTINE sbc_cpl_init SUBROUTINE sbc_cpl_rcv( kt, k_fsbc, k_ice ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_cpl_rcv *** !! !! ** Purpose : provide the stress over the ocean and, if no sea-ice, !! provide the ocean heat and freshwater fluxes. !! !! ** Method : - Receive all the atmospheric fields (stored in frcv array). called at each time step. !! OASIS controls if there is something do receive or not. nrcvinfo contains the info !! to know if the field was really received or not !! !! --> If ocean stress was really received: !! !! - transform the received ocean stress vector from the received !! referential and grid into an atmosphere-ocean stress in !! the (i,j) ocean referencial and at the ocean velocity point. !! The received stress are : !! - defined by 3 components (if cartesian coordinate) !! or by 2 components (if spherical) !! - oriented along geographical coordinate (if eastward-northward) !! or along the local grid coordinate (if local grid) !! - given at U- and V-point, resp. if received on 2 grids !! or at T-point if received on 1 grid !! Therefore and if necessary, they are successively !! processed in order to obtain them !! first as 2 components on the sphere !! second as 2 components oriented along the local grid !! third as 2 components on the U,V grid !! !! --> !! !! - In 'ocean only' case, non solar and solar ocean heat fluxes !! and total ocean freshwater fluxes !! !! ** Method : receive all fields from the atmosphere and transform !! them into ocean surface boundary condition fields !! !! ** Action : update utau, vtau ocean stress at U,V grid !! taum wind stress module at T-point !! wndm wind speed module at T-point over free ocean or leads in presence of sea-ice !! qns non solar heat fluxes including emp heat content (ocean only case) !! and the latent heat flux of solid precip. melting !! qsr solar ocean heat fluxes (ocean only case) !! emp upward mass flux [evap. - precip. (- runoffs) (- calving)] (ocean only case) !!---------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! ocean model time step index INTEGER, INTENT(in) :: k_fsbc ! frequency of sbc (-> ice model) computation INTEGER, INTENT(in) :: k_ice ! ice management in the sbc (=0/1/2/3) !! LOGICAL :: llnewtx, llnewtau ! update wind stress components and module?? INTEGER :: ji, jj, jl, jn ! dummy loop indices INTEGER :: isec ! number of seconds since nit000 (assuming rdttra did not change since nit000) REAL(wp) :: zcumulneg, zcumulpos ! temporary scalars REAL(wp) :: zcoef ! temporary scalar REAL(wp) :: zrhoa = 1.22 ! Air density kg/m3 REAL(wp) :: zcdrag = 1.5e-3 ! drag coefficient REAL(wp) :: zzx, zzy ! temporary variables REAL(wp), POINTER, DIMENSION(:,:) :: ztx, zty !!---------------------------------------------------------------------- ! IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_rcv') ! CALL wrk_alloc( jpi,jpj, ztx, zty ) ! ! Receive all the atmos. fields (including ice information) isec = ( kt - nit000 ) * NINT( rdttra(1) ) ! date of exchanges DO jn = 1, jprcv ! received fields sent by the atmosphere IF( srcv(jn)%laction ) CALL cpl_rcv( jn, isec, frcv(jn)%z3, xcplmask, nrcvinfo(jn) ) END DO ! ! ========================= ! IF( srcv(jpr_otx1)%laction ) THEN ! ocean stress components ! ! ! ========================= ! ! define frcv(jpr_otx1)%z3(:,:,1) and frcv(jpr_oty1)%z3(:,:,1): stress at U/V point along model grid ! => need to be done only when we receive the field IF( nrcvinfo(jpr_otx1) == OASIS_Rcv ) THEN ! IF( TRIM( sn_rcv_tau%clvref ) == 'cartesian' ) THEN ! 2 components on the sphere ! ! (cartesian to spherical -> 3 to 2 components) ! CALL geo2oce( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), frcv(jpr_otz1)%z3(:,:,1), & & srcv(jpr_otx1)%clgrid, ztx, zty ) frcv(jpr_otx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 1st grid frcv(jpr_oty1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 1st grid ! IF( srcv(jpr_otx2)%laction ) THEN CALL geo2oce( frcv(jpr_otx2)%z3(:,:,1), frcv(jpr_oty2)%z3(:,:,1), frcv(jpr_otz2)%z3(:,:,1), & & srcv(jpr_otx2)%clgrid, ztx, zty ) frcv(jpr_otx2)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 2nd grid frcv(jpr_oty2)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 2nd grid ENDIF ! ENDIF ! IF( TRIM( sn_rcv_tau%clvor ) == 'eastward-northward' ) THEN ! 2 components oriented along the local grid ! ! (geographical to local grid -> rotate the components) CALL rot_rep( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), srcv(jpr_otx1)%clgrid, 'en->i', ztx ) IF( srcv(jpr_otx2)%laction ) THEN CALL rot_rep( frcv(jpr_otx2)%z3(:,:,1), frcv(jpr_oty2)%z3(:,:,1), srcv(jpr_otx2)%clgrid, 'en->j', zty ) ELSE CALL rot_rep( frcv(jpr_otx1)%z3(:,:,1), frcv(jpr_oty1)%z3(:,:,1), srcv(jpr_otx1)%clgrid, 'en->j', zty ) ENDIF frcv(jpr_otx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st component on the 1st grid frcv(jpr_oty1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd component on the 2nd grid ENDIF ! IF( srcv(jpr_otx1)%clgrid == 'T' ) THEN DO jj = 2, jpjm1 ! T ==> (U,V) DO ji = fs_2, fs_jpim1 ! vector opt. frcv(jpr_otx1)%z3(ji,jj,1) = 0.5 * ( frcv(jpr_otx1)%z3(ji+1,jj ,1) + frcv(jpr_otx1)%z3(ji,jj,1) ) frcv(jpr_oty1)%z3(ji,jj,1) = 0.5 * ( frcv(jpr_oty1)%z3(ji ,jj+1,1) + frcv(jpr_oty1)%z3(ji,jj,1) ) END DO END DO CALL lbc_lnk( frcv(jpr_otx1)%z3(:,:,1), 'U', -1. ) ; CALL lbc_lnk( frcv(jpr_oty1)%z3(:,:,1), 'V', -1. ) ENDIF llnewtx = .TRUE. ELSE llnewtx = .FALSE. ENDIF ! ! ========================= ! ELSE ! No dynamical coupling ! ! ! ========================= ! frcv(jpr_otx1)%z3(:,:,1) = 0.e0 ! here simply set to zero frcv(jpr_oty1)%z3(:,:,1) = 0.e0 ! an external read in a file can be added instead llnewtx = .TRUE. ! ENDIF ! ! ========================= ! ! ! wind stress module ! (taum) ! ! ========================= ! ! IF( .NOT. srcv(jpr_taum)%laction ) THEN ! compute wind stress module from its components if not received ! => need to be done only when otx1 was changed IF( llnewtx ) THEN !CDIR NOVERRCHK DO jj = 2, jpjm1 !CDIR NOVERRCHK DO ji = fs_2, fs_jpim1 ! vect. opt. zzx = frcv(jpr_otx1)%z3(ji-1,jj ,1) + frcv(jpr_otx1)%z3(ji,jj,1) zzy = frcv(jpr_oty1)%z3(ji ,jj-1,1) + frcv(jpr_oty1)%z3(ji,jj,1) frcv(jpr_taum)%z3(ji,jj,1) = 0.5 * SQRT( zzx * zzx + zzy * zzy ) END DO END DO CALL lbc_lnk( frcv(jpr_taum)%z3(:,:,1), 'T', 1. ) llnewtau = .TRUE. ELSE llnewtau = .FALSE. ENDIF ELSE llnewtau = nrcvinfo(jpr_taum) == OASIS_Rcv ! Stress module can be negative when received (interpolation problem) IF( llnewtau ) THEN frcv(jpr_taum)%z3(:,:,1) = MAX( 0._wp, frcv(jpr_taum)%z3(:,:,1) ) ENDIF ENDIF ! ! ========================= ! ! ! 10 m wind speed ! (wndm) ! ! ========================= ! ! IF( .NOT. srcv(jpr_w10m)%laction ) THEN ! compute wind spreed from wind stress module if not received ! => need to be done only when taumod was changed IF( llnewtau ) THEN zcoef = 1. / ( zrhoa * zcdrag ) !CDIR NOVERRCHK DO jj = 1, jpj !CDIR NOVERRCHK DO ji = 1, jpi wndm(ji,jj) = SQRT( frcv(jpr_taum)%z3(ji,jj,1) * zcoef ) END DO END DO ENDIF ELSE IF ( nrcvinfo(jpr_w10m) == OASIS_Rcv ) wndm(:,:) = frcv(jpr_w10m)%z3(:,:,1) ENDIF ! u(v)tau and taum will be modified by ice model ! -> need to be reset before each call of the ice/fsbc IF( MOD( kt-1, k_fsbc ) == 0 ) THEN ! utau(:,:) = frcv(jpr_otx1)%z3(:,:,1) vtau(:,:) = frcv(jpr_oty1)%z3(:,:,1) taum(:,:) = frcv(jpr_taum)%z3(:,:,1) CALL iom_put( "taum_oce", taum ) ! output wind stress module ! ENDIF #if defined key_cpl_carbon_cycle ! ! atmosph. CO2 (ppm) IF( srcv(jpr_co2)%laction ) atm_co2(:,:) = frcv(jpr_co2)%z3(:,:,1) #endif #if defined key_cice && ! defined key_cice4 ! ! Sea ice surface skin temp: IF( srcv(jpr_ts_ice)%laction ) THEN DO jl = 1, jpl DO jj = 1, jpj DO ji = 1, jpi IF (frcv(jpr_ts_ice)%z3(ji,jj,jl) > 0.0) THEN tsfc_ice(ji,jj,jl) = 0.0 ELSE IF (frcv(jpr_ts_ice)%z3(ji,jj,jl) < -60.0) THEN tsfc_ice(ji,jj,jl) = -60.0 ELSE tsfc_ice(ji,jj,jl) = frcv(jpr_ts_ice)%z3(ji,jj,jl) ENDIF END DO END DO END DO ENDIF #endif ! ! ========================= ! IF( k_ice <= 1 ) THEN ! heat & freshwater fluxes ! (Ocean only case) ! ! ========================= ! ! ! ! total freshwater fluxes over the ocean (emp) SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) ! evaporation - precipitation CASE( 'conservative' ) emp(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ( frcv(jpr_rain)%z3(:,:,1) + frcv(jpr_snow)%z3(:,:,1) ) CASE( 'oce only', 'oce and ice' ) emp(:,:) = frcv(jpr_oemp)%z3(:,:,1) CASE default CALL ctl_stop( 'sbc_cpl_rcv: wrong definition of sn_rcv_emp%cldes' ) END SELECT ! ! ! runoffs and calving (added in emp) IF( srcv(jpr_rnf)%laction ) emp(:,:) = emp(:,:) - frcv(jpr_rnf)%z3(:,:,1) IF( srcv(jpr_cal)%laction ) emp(:,:) = emp(:,:) - frcv(jpr_cal)%z3(:,:,1) ! !!gm : this seems to be internal cooking, not sure to need that in a generic interface !!gm at least should be optional... !! IF( TRIM( sn_rcv_rnf%cldes ) == 'coupled' ) THEN ! add to the total freshwater budget !! ! remove negative runoff !! zcumulpos = SUM( MAX( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) !! zcumulneg = SUM( MIN( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) !! IF( lk_mpp ) CALL mpp_sum( zcumulpos ) ! sum over the global domain !! IF( lk_mpp ) CALL mpp_sum( zcumulneg ) !! IF( zcumulpos /= 0. ) THEN ! distribute negative runoff on positive runoff grid points !! zcumulneg = 1.e0 + zcumulneg / zcumulpos !! frcv(jpr_rnf)%z3(:,:,1) = MAX( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * zcumulneg !! ENDIF !! ! add runoff to e-p !! emp(:,:) = emp(:,:) - frcv(jpr_rnf)%z3(:,:,1) !! ENDIF !!gm end of internal cooking ! ! ! non solar heat flux over the ocean (qns) IF( srcv(jpr_qnsoce)%laction ) qns(:,:) = frcv(jpr_qnsoce)%z3(:,:,1) IF( srcv(jpr_qnsmix)%laction ) qns(:,:) = frcv(jpr_qnsmix)%z3(:,:,1) ! update qns over the free ocean with: qns(:,:) = qns(:,:) - emp(:,:) * sst_m(:,:) * rcp ! remove heat content due to mass flux (assumed to be at SST) IF( srcv(jpr_snow )%laction ) THEN qns(:,:) = qns(:,:) - frcv(jpr_snow)%z3(:,:,1) * lfus ! energy for melting solid precipitation over the free ocean ENDIF ! ! solar flux over the ocean (qsr) IF( srcv(jpr_qsroce)%laction ) qsr(:,:) = frcv(jpr_qsroce)%z3(:,:,1) IF( srcv(jpr_qsrmix)%laction ) qsr(:,:) = frcv(jpr_qsrmix)%z3(:,:,1) IF( ln_dm2dc ) qsr(:,:) = sbc_dcy( qsr ) ! modify qsr to include the diurnal cycle ! ENDIF ! CALL wrk_dealloc( jpi,jpj, ztx, zty ) ! IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_rcv') ! END SUBROUTINE sbc_cpl_rcv SUBROUTINE sbc_cpl_ice_tau( p_taui, p_tauj ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_cpl_ice_tau *** !! !! ** Purpose : provide the stress over sea-ice in coupled mode !! !! ** Method : transform the received stress from the atmosphere into !! an atmosphere-ice stress in the (i,j) ocean referencial !! and at the velocity point of the sea-ice model (cp_ice_msh): !! 'C'-grid : i- (j-) components given at U- (V-) point !! 'I'-grid : B-grid lower-left corner: both components given at I-point !! !! The received stress are : !! - defined by 3 components (if cartesian coordinate) !! or by 2 components (if spherical) !! - oriented along geographical coordinate (if eastward-northward) !! or along the local grid coordinate (if local grid) !! - given at U- and V-point, resp. if received on 2 grids !! or at a same point (T or I) if received on 1 grid !! Therefore and if necessary, they are successively !! processed in order to obtain them !! first as 2 components on the sphere !! second as 2 components oriented along the local grid !! third as 2 components on the cp_ice_msh point !! !! Except in 'oce and ice' case, only one vector stress field !! is received. It has already been processed in sbc_cpl_rcv !! so that it is now defined as (i,j) components given at U- !! and V-points, respectively. Therefore, only the third !! transformation is done and only if the ice-grid is a 'I'-grid. !! !! ** Action : return ptau_i, ptau_j, the stress over the ice at cp_ice_msh point !!---------------------------------------------------------------------- REAL(wp), INTENT(out), DIMENSION(:,:) :: p_taui ! i- & j-components of atmos-ice stress [N/m2] REAL(wp), INTENT(out), DIMENSION(:,:) :: p_tauj ! at I-point (B-grid) or U & V-point (C-grid) !! INTEGER :: ji, jj ! dummy loop indices INTEGER :: itx ! index of taux over ice REAL(wp), POINTER, DIMENSION(:,:) :: ztx, zty !!---------------------------------------------------------------------- ! IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_ice_tau') ! CALL wrk_alloc( jpi,jpj, ztx, zty ) IF( srcv(jpr_itx1)%laction ) THEN ; itx = jpr_itx1 ELSE ; itx = jpr_otx1 ENDIF ! do something only if we just received the stress from atmosphere IF( nrcvinfo(itx) == OASIS_Rcv ) THEN ! ! ======================= ! IF( srcv(jpr_itx1)%laction ) THEN ! ice stress received ! ! ! ======================= ! ! IF( TRIM( sn_rcv_tau%clvref ) == 'cartesian' ) THEN ! 2 components on the sphere ! ! (cartesian to spherical -> 3 to 2 components) CALL geo2oce( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), frcv(jpr_itz1)%z3(:,:,1), & & srcv(jpr_itx1)%clgrid, ztx, zty ) frcv(jpr_itx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 1st grid frcv(jpr_ity1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 1st grid ! IF( srcv(jpr_itx2)%laction ) THEN CALL geo2oce( frcv(jpr_itx2)%z3(:,:,1), frcv(jpr_ity2)%z3(:,:,1), frcv(jpr_itz2)%z3(:,:,1), & & srcv(jpr_itx2)%clgrid, ztx, zty ) frcv(jpr_itx2)%z3(:,:,1) = ztx(:,:) ! overwrite 1st comp. on the 2nd grid frcv(jpr_ity2)%z3(:,:,1) = zty(:,:) ! overwrite 2nd comp. on the 2nd grid ENDIF ! ENDIF ! IF( TRIM( sn_rcv_tau%clvor ) == 'eastward-northward' ) THEN ! 2 components oriented along the local grid ! ! (geographical to local grid -> rotate the components) CALL rot_rep( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), srcv(jpr_itx1)%clgrid, 'en->i', ztx ) IF( srcv(jpr_itx2)%laction ) THEN CALL rot_rep( frcv(jpr_itx2)%z3(:,:,1), frcv(jpr_ity2)%z3(:,:,1), srcv(jpr_itx2)%clgrid, 'en->j', zty ) ELSE CALL rot_rep( frcv(jpr_itx1)%z3(:,:,1), frcv(jpr_ity1)%z3(:,:,1), srcv(jpr_itx1)%clgrid, 'en->j', zty ) ENDIF frcv(jpr_itx1)%z3(:,:,1) = ztx(:,:) ! overwrite 1st component on the 1st grid frcv(jpr_ity1)%z3(:,:,1) = zty(:,:) ! overwrite 2nd component on the 1st grid ENDIF ! ! ======================= ! ELSE ! use ocean stress ! ! ! ======================= ! frcv(jpr_itx1)%z3(:,:,1) = frcv(jpr_otx1)%z3(:,:,1) frcv(jpr_ity1)%z3(:,:,1) = frcv(jpr_oty1)%z3(:,:,1) ! ENDIF ! ! ======================= ! ! ! put on ice grid ! ! ! ======================= ! ! ! j+1 j -----V---F ! ice stress on ice velocity point (cp_ice_msh) ! | ! (C-grid ==>(U,V) or B-grid ==> I or F) j | T U ! | | ! j j-1 -I-------| ! (for I) | | ! i-1 i i ! i i+1 (for I) SELECT CASE ( cp_ice_msh ) ! CASE( 'I' ) ! B-grid ==> I SELECT CASE ( srcv(jpr_itx1)%clgrid ) CASE( 'U' ) DO jj = 2, jpjm1 ! (U,V) ==> I DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji-1,jj ,1) + frcv(jpr_itx1)%z3(ji-1,jj-1,1) ) p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji ,jj-1,1) + frcv(jpr_ity1)%z3(ji-1,jj-1,1) ) END DO END DO CASE( 'F' ) DO jj = 2, jpjm1 ! F ==> I DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = frcv(jpr_itx1)%z3(ji-1,jj-1,1) p_tauj(ji,jj) = frcv(jpr_ity1)%z3(ji-1,jj-1,1) END DO END DO CASE( 'T' ) DO jj = 2, jpjm1 ! T ==> I DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = 0.25 * ( frcv(jpr_itx1)%z3(ji,jj ,1) + frcv(jpr_itx1)%z3(ji-1,jj ,1) & & + frcv(jpr_itx1)%z3(ji,jj-1,1) + frcv(jpr_itx1)%z3(ji-1,jj-1,1) ) p_tauj(ji,jj) = 0.25 * ( frcv(jpr_ity1)%z3(ji,jj ,1) + frcv(jpr_ity1)%z3(ji-1,jj ,1) & & + frcv(jpr_oty1)%z3(ji,jj-1,1) + frcv(jpr_ity1)%z3(ji-1,jj-1,1) ) END DO END DO CASE( 'I' ) p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! I ==> I p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1) END SELECT IF( srcv(jpr_itx1)%clgrid /= 'I' ) THEN CALL lbc_lnk( p_taui, 'I', -1. ) ; CALL lbc_lnk( p_tauj, 'I', -1. ) ENDIF ! CASE( 'F' ) ! B-grid ==> F SELECT CASE ( srcv(jpr_itx1)%clgrid ) CASE( 'U' ) DO jj = 2, jpjm1 ! (U,V) ==> F DO ji = fs_2, fs_jpim1 ! vector opt. p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji,jj,1) + frcv(jpr_itx1)%z3(ji ,jj+1,1) ) p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji,jj,1) + frcv(jpr_ity1)%z3(ji+1,jj ,1) ) END DO END DO CASE( 'I' ) DO jj = 2, jpjm1 ! I ==> F DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = frcv(jpr_itx1)%z3(ji+1,jj+1,1) p_tauj(ji,jj) = frcv(jpr_ity1)%z3(ji+1,jj+1,1) END DO END DO CASE( 'T' ) DO jj = 2, jpjm1 ! T ==> F DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = 0.25 * ( frcv(jpr_itx1)%z3(ji,jj ,1) + frcv(jpr_itx1)%z3(ji+1,jj ,1) & & + frcv(jpr_itx1)%z3(ji,jj+1,1) + frcv(jpr_itx1)%z3(ji+1,jj+1,1) ) p_tauj(ji,jj) = 0.25 * ( frcv(jpr_ity1)%z3(ji,jj ,1) + frcv(jpr_ity1)%z3(ji+1,jj ,1) & & + frcv(jpr_ity1)%z3(ji,jj+1,1) + frcv(jpr_ity1)%z3(ji+1,jj+1,1) ) END DO END DO CASE( 'F' ) p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! F ==> F p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1) END SELECT IF( srcv(jpr_itx1)%clgrid /= 'F' ) THEN CALL lbc_lnk( p_taui, 'F', -1. ) ; CALL lbc_lnk( p_tauj, 'F', -1. ) ENDIF ! CASE( 'C' ) ! C-grid ==> U,V SELECT CASE ( srcv(jpr_itx1)%clgrid ) CASE( 'U' ) p_taui(:,:) = frcv(jpr_itx1)%z3(:,:,1) ! (U,V) ==> (U,V) p_tauj(:,:) = frcv(jpr_ity1)%z3(:,:,1) CASE( 'F' ) DO jj = 2, jpjm1 ! F ==> (U,V) DO ji = fs_2, fs_jpim1 ! vector opt. p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji,jj,1) + frcv(jpr_itx1)%z3(ji ,jj-1,1) ) p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(jj,jj,1) + frcv(jpr_ity1)%z3(ji-1,jj ,1) ) END DO END DO CASE( 'T' ) DO jj = 2, jpjm1 ! T ==> (U,V) DO ji = fs_2, fs_jpim1 ! vector opt. p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji+1,jj ,1) + frcv(jpr_itx1)%z3(ji,jj,1) ) p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji ,jj+1,1) + frcv(jpr_ity1)%z3(ji,jj,1) ) END DO END DO CASE( 'I' ) DO jj = 2, jpjm1 ! I ==> (U,V) DO ji = 2, jpim1 ! NO vector opt. p_taui(ji,jj) = 0.5 * ( frcv(jpr_itx1)%z3(ji+1,jj+1,1) + frcv(jpr_itx1)%z3(ji+1,jj ,1) ) p_tauj(ji,jj) = 0.5 * ( frcv(jpr_ity1)%z3(ji+1,jj+1,1) + frcv(jpr_ity1)%z3(ji ,jj+1,1) ) END DO END DO END SELECT IF( srcv(jpr_itx1)%clgrid /= 'U' ) THEN CALL lbc_lnk( p_taui, 'U', -1. ) ; CALL lbc_lnk( p_tauj, 'V', -1. ) ENDIF END SELECT ENDIF ! CALL wrk_dealloc( jpi,jpj, ztx, zty ) ! IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_ice_tau') ! END SUBROUTINE sbc_cpl_ice_tau SUBROUTINE sbc_cpl_ice_flx( p_frld , palbi , psst , pist ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_cpl_ice_flx *** !! !! ** Purpose : provide the heat and freshwater fluxes of the !! ocean-ice system. !! !! ** Method : transform the fields received from the atmosphere into !! surface heat and fresh water boundary condition for the !! ice-ocean system. The following fields are provided: !! * total non solar, solar and freshwater fluxes (qns_tot, !! qsr_tot and emp_tot) (total means weighted ice-ocean flux) !! NB: emp_tot include runoffs and calving. !! * fluxes over ice (qns_ice, qsr_ice, emp_ice) where !! emp_ice = sublimation - solid precipitation as liquid !! precipitation are re-routed directly to the ocean and !! runoffs and calving directly enter the ocean. !! * solid precipitation (sprecip), used to add to qns_tot !! the heat lost associated to melting solid precipitation !! over the ocean fraction. !! ===>> CAUTION here this changes the net heat flux received from !! the atmosphere !! !! - the fluxes have been separated from the stress as !! (a) they are updated at each ice time step compare to !! an update at each coupled time step for the stress, and !! (b) the conservative computation of the fluxes over the !! sea-ice area requires the knowledge of the ice fraction !! after the ice advection and before the ice thermodynamics, !! so that the stress is updated before the ice dynamics !! while the fluxes are updated after it. !! !! ** Action : update at each nf_ice time step: !! qns_tot, qsr_tot non-solar and solar total heat fluxes !! qns_ice, qsr_ice non-solar and solar heat fluxes over the ice !! emp_tot total evaporation - precipitation(liquid and solid) (-runoff)(-calving) !! emp_ice ice sublimation - solid precipitation over the ice !! dqns_ice d(non-solar heat flux)/d(Temperature) over the ice !! sprecip solid precipitation over the ocean !!---------------------------------------------------------------------- REAL(wp), INTENT(in ), DIMENSION(:,:) :: p_frld ! lead fraction [0 to 1] ! optional arguments, used only in 'mixed oce-ice' case REAL(wp), INTENT(in ), DIMENSION(:,:,:), OPTIONAL :: palbi ! all skies ice albedo REAL(wp), INTENT(in ), DIMENSION(:,: ), OPTIONAL :: psst ! sea surface temperature [Celsius] REAL(wp), INTENT(in ), DIMENSION(:,:,:), OPTIONAL :: pist ! ice surface temperature [Kelvin] ! INTEGER :: jl ! dummy loop index REAL(wp), POINTER, DIMENSION(:,:) :: zcptn, ztmp, zicefr !!---------------------------------------------------------------------- ! IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_ice_flx') ! CALL wrk_alloc( jpi,jpj, zcptn, ztmp, zicefr ) zicefr(:,:) = 1.- p_frld(:,:) zcptn(:,:) = rcp * sst_m(:,:) ! ! ! ========================= ! ! ! freshwater budget ! (emp) ! ! ========================= ! ! ! ! total Precipitations - total Evaporation (emp_tot) ! ! solid precipitation - sublimation (emp_ice) ! ! solid Precipitation (sprecip) SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) CASE( 'conservative' ) ! received fields: jpr_rain, jpr_snow, jpr_ievp, jpr_tevp sprecip(:,:) = frcv(jpr_snow)%z3(:,:,1) ! May need to ensure positive here tprecip(:,:) = frcv(jpr_rain)%z3(:,:,1) + sprecip (:,:) ! May need to ensure positive here emp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - tprecip(:,:) #if defined key_cice IF ( TRIM(sn_rcv_emp%clcat) == 'yes' ) THEN ! emp_ice is the sum of frcv(jpr_ievp)%z3(:,:,1) over all layers - snow emp_ice(:,:) = - frcv(jpr_snow)%z3(:,:,1) DO jl=1,jpl emp_ice(:,: ) = emp_ice(:,:) + frcv(jpr_ievp)%z3(:,:,jl) ENDDO ! latent heat coupled for each category in CICE qla_ice(:,:,1:jpl) = - frcv(jpr_ievp)%z3(:,:,1:jpl) * lsub ELSE ! If CICE has multicategories it still expects coupling fields for ! each even if we treat as a single field ! The latent heat flux is split between the ice categories according ! to the fraction of the ice in each category emp_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) WHERE ( zicefr(:,:) /= 0._wp ) ztmp(:,:) = 1./zicefr(:,:) ELSEWHERE ztmp(:,:) = 0.e0 END WHERE DO jl=1,jpl qla_ice(:,:,jl) = - a_i(:,:,jl) * ztmp(:,:) * frcv(jpr_ievp)%z3(:,:,1) * lsub END DO WHERE ( zicefr(:,:) == 0._wp ) qla_ice(:,:,1) = -frcv(jpr_ievp)%z3(:,:,1) * lsub ENDIF #else emp_ice(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) #endif CALL iom_put( 'rain' , frcv(jpr_rain)%z3(:,:,1) ) ! liquid precipitation IF( iom_use('hflx_rain_cea') ) & CALL iom_put( 'hflx_rain_cea', frcv(jpr_rain)%z3(:,:,1) * zcptn(:,:) ) ! heat flux from liq. precip. IF( iom_use('evap_ao_cea') .OR. iom_use('hflx_evap_cea') ) & ztmp(:,:) = frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) IF( iom_use('evap_ao_cea' ) ) & CALL iom_put( 'evap_ao_cea' , ztmp ) ! ice-free oce evap (cell average) IF( iom_use('hflx_evap_cea') ) & CALL iom_put( 'hflx_evap_cea', ztmp(:,:) * zcptn(:,:) ) ! heat flux from from evap (cell average) CASE( 'oce and ice' ) ! received fields: jpr_sbpr, jpr_semp, jpr_oemp, jpr_ievp emp_tot(:,:) = p_frld(:,:) * frcv(jpr_oemp)%z3(:,:,1) + zicefr(:,:) * frcv(jpr_sbpr)%z3(:,:,1) emp_ice(:,:) = frcv(jpr_semp)%z3(:,:,1) sprecip(:,:) = - frcv(jpr_semp)%z3(:,:,1) + frcv(jpr_ievp)%z3(:,:,1) END SELECT CALL iom_put( 'snowpre' , sprecip ) ! Snow IF( iom_use('snow_ao_cea') ) & CALL iom_put( 'snow_ao_cea', sprecip(:,:) * p_frld(:,:) ) ! Snow over ice-free ocean (cell average) IF( iom_use('snow_ai_cea') ) & CALL iom_put( 'snow_ai_cea', sprecip(:,:) * zicefr(:,:) ) ! Snow over sea-ice (cell average) IF( iom_use('subl_ai_cea') ) & CALL iom_put( 'subl_ai_cea', frcv(jpr_ievp)%z3(:,:,1) * zicefr(:,:) ) ! Sublimation over sea-ice (cell average) ! ! ! runoffs and calving (put in emp_tot) IF( srcv(jpr_rnf)%laction ) THEN emp_tot(:,:) = emp_tot(:,:) - frcv(jpr_rnf)%z3(:,:,1) CALL iom_put( 'runoffs' , frcv(jpr_rnf)%z3(:,:,1) ) ! rivers IF( iom_use('hflx_rnf_cea') ) & CALL iom_put( 'hflx_rnf_cea' , frcv(jpr_rnf)%z3(:,:,1) * zcptn(:,:) ) ! heat flux from rivers ENDIF IF( srcv(jpr_cal)%laction ) THEN emp_tot(:,:) = emp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) CALL iom_put( 'calving', frcv(jpr_cal)%z3(:,:,1) ) ENDIF ! !!gm : this seems to be internal cooking, not sure to need that in a generic interface !!gm at least should be optional... !! ! remove negative runoff ! sum over the global domain !! zcumulpos = SUM( MAX( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) !! zcumulneg = SUM( MIN( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * e1t(:,:) * e2t(:,:) * tmask_i(:,:) ) !! IF( lk_mpp ) CALL mpp_sum( zcumulpos ) !! IF( lk_mpp ) CALL mpp_sum( zcumulneg ) !! IF( zcumulpos /= 0. ) THEN ! distribute negative runoff on positive runoff grid points !! zcumulneg = 1.e0 + zcumulneg / zcumulpos !! frcv(jpr_rnf)%z3(:,:,1) = MAX( frcv(jpr_rnf)%z3(:,:,1), 0.e0 ) * zcumulneg !! ENDIF !! emp_tot(:,:) = emp_tot(:,:) - frcv(jpr_rnf)%z3(:,:,1) ! add runoff to e-p !! !!gm end of internal cooking ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_qns%cldes ) ) ! non solar heat fluxes ! (qns) ! ! ========================= ! CASE( 'oce only' ) ! the required field is directly provided qns_tot(:,: ) = frcv(jpr_qnsoce)%z3(:,:,1) CASE( 'conservative' ) ! the required fields are directly provided qns_tot(:,: ) = frcv(jpr_qnsmix)%z3(:,:,1) IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN qns_ice(:,:,1:jpl) = frcv(jpr_qnsice)%z3(:,:,1:jpl) ELSE ! Set all category values equal for the moment DO jl=1,jpl qns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1) ENDDO ENDIF CASE( 'oce and ice' ) ! the total flux is computed from ocean and ice fluxes qns_tot(:,: ) = p_frld(:,:) * frcv(jpr_qnsoce)%z3(:,:,1) IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN DO jl=1,jpl qns_tot(:,: ) = qns_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qnsice)%z3(:,:,jl) qns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,jl) ENDDO ELSE DO jl=1,jpl qns_tot(:,: ) = qns_tot(:,:) + zicefr(:,:) * frcv(jpr_qnsice)%z3(:,:,1) qns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1) ENDDO ENDIF CASE( 'mixed oce-ice' ) ! the ice flux is cumputed from the total flux, the SST and ice informations ! ** NEED TO SORT OUT HOW THIS SHOULD WORK IN THE MULTI-CATEGORY CASE - CURRENTLY NOT ALLOWED WHEN INTERFACE INITIALISED ** qns_tot(:,: ) = frcv(jpr_qnsmix)%z3(:,:,1) qns_ice(:,:,1) = frcv(jpr_qnsmix)%z3(:,:,1) & & + frcv(jpr_dqnsdt)%z3(:,:,1) * ( pist(:,:,1) - ( (rt0 + psst(:,: ) ) * p_frld(:,:) & & + pist(:,:,1) * zicefr(:,:) ) ) END SELECT ztmp(:,:) = p_frld(:,:) * sprecip(:,:) * lfus qns_tot(:,:) = qns_tot(:,:) & ! qns_tot update over free ocean with: & - ztmp(:,:) & ! remove the latent heat flux of solid precip. melting & - ( emp_tot(:,:) & ! remove the heat content of mass flux (assumed to be at SST) & - emp_ice(:,:) * zicefr(:,:) ) * zcptn(:,:) IF( iom_use('hflx_snow_cea') ) & CALL iom_put( 'hflx_snow_cea', ztmp + sprecip(:,:) * zcptn(:,:) ) ! heat flux from snow (cell average) !!gm !! currently it is taken into account in leads budget but not in the qns_tot, and thus not in !! the flux that enter the ocean.... !! moreover 1 - it is not diagnose anywhere.... !! 2 - it is unclear for me whether this heat lost is taken into account in the atmosphere or not... !! !! similar job should be done for snow and precipitation temperature ! IF( srcv(jpr_cal)%laction ) THEN ! Iceberg melting ztmp(:,:) = frcv(jpr_cal)%z3(:,:,1) * lfus ! add the latent heat of iceberg melting qns_tot(:,:) = qns_tot(:,:) - ztmp(:,:) IF( iom_use('hflx_cal_cea') ) & CALL iom_put( 'hflx_cal_cea', ztmp + frcv(jpr_cal)%z3(:,:,1) * zcptn(:,:) ) ! heat flux from calving ENDIF ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_qsr%cldes ) ) ! solar heat fluxes ! (qsr) ! ! ========================= ! CASE( 'oce only' ) qsr_tot(:,: ) = MAX( 0._wp , frcv(jpr_qsroce)%z3(:,:,1) ) CASE( 'conservative' ) qsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN qsr_ice(:,:,1:jpl) = frcv(jpr_qsrice)%z3(:,:,1:jpl) ELSE ! Set all category values equal for the moment DO jl=1,jpl qsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1) ENDDO ENDIF qsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) qsr_ice(:,:,1) = frcv(jpr_qsrice)%z3(:,:,1) CASE( 'oce and ice' ) qsr_tot(:,: ) = p_frld(:,:) * frcv(jpr_qsroce)%z3(:,:,1) IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN DO jl=1,jpl qsr_tot(:,: ) = qsr_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qsrice)%z3(:,:,jl) qsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,jl) ENDDO ELSE DO jl=1,jpl qsr_tot(:,: ) = qsr_tot(:,:) + zicefr(:,:) * frcv(jpr_qsrice)%z3(:,:,1) qsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1) ENDDO ENDIF CASE( 'mixed oce-ice' ) qsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) ! ** NEED TO SORT OUT HOW THIS SHOULD WORK IN THE MULTI-CATEGORY CASE - CURRENTLY NOT ALLOWED WHEN INTERFACE INITIALISED ** ! Create solar heat flux over ice using incoming solar heat flux and albedos ! ( see OASIS3 user guide, 5th edition, p39 ) qsr_ice(:,:,1) = frcv(jpr_qsrmix)%z3(:,:,1) * ( 1.- palbi(:,:,1) ) & & / ( 1.- ( albedo_oce_mix(:,: ) * p_frld(:,:) & & + palbi (:,:,1) * zicefr(:,:) ) ) END SELECT IF( ln_dm2dc ) THEN ! modify qsr to include the diurnal cycle qsr_tot(:,: ) = sbc_dcy( qsr_tot(:,: ) ) DO jl=1,jpl qsr_ice(:,:,jl) = sbc_dcy( qsr_ice(:,:,jl) ) ENDDO ENDIF ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_dqnsdt%cldes ) ) ! d(qns)/dt ! ! ! ========================= ! CASE ('coupled') IF ( TRIM(sn_rcv_dqnsdt%clcat) == 'yes' ) THEN dqns_ice(:,:,1:jpl) = frcv(jpr_dqnsdt)%z3(:,:,1:jpl) ELSE ! Set all category values equal for the moment DO jl=1,jpl dqns_ice(:,:,jl) = frcv(jpr_dqnsdt)%z3(:,:,1) ENDDO ENDIF END SELECT ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_iceflx%cldes ) ) ! topmelt and botmelt ! ! ! ========================= ! CASE ('coupled') topmelt(:,:,:)=frcv(jpr_topm)%z3(:,:,:) botmelt(:,:,:)=frcv(jpr_botm)%z3(:,:,:) END SELECT ! Surface transimission parameter io (Maykut Untersteiner , 1971 ; Ebert and Curry, 1993 ) ! Used for LIM2 and LIM3 ! Coupled case: since cloud cover is not received from atmosphere ! ===> used prescribed cloud fraction representative for polar oceans in summer (0.81) fr1_i0(:,:) = ( 0.18 * ( 1.0 - cldf_ice ) + 0.35 * cldf_ice ) fr2_i0(:,:) = ( 0.82 * ( 1.0 - cldf_ice ) + 0.65 * cldf_ice ) CALL wrk_dealloc( jpi,jpj, zcptn, ztmp, zicefr ) ! IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_ice_flx') ! END SUBROUTINE sbc_cpl_ice_flx SUBROUTINE sbc_cpl_snd( kt ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_cpl_snd *** !! !! ** Purpose : provide the ocean-ice informations to the atmosphere !! !! ** Method : send to the atmosphere through a call to cpl_snd !! all the needed fields (as defined in sbc_cpl_init) !!---------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! INTEGER :: ji, jj, jl ! dummy loop indices INTEGER :: isec, info ! local integer REAL(wp), POINTER, DIMENSION(:,:) :: zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 REAL(wp), POINTER, DIMENSION(:,:,:) :: ztmp3, ztmp4 !!---------------------------------------------------------------------- ! IF( nn_timing == 1 ) CALL timing_start('sbc_cpl_snd') ! CALL wrk_alloc( jpi,jpj, zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 ) CALL wrk_alloc( jpi,jpj,jpl, ztmp3, ztmp4 ) isec = ( kt - nit000 ) * NINT(rdttra(1)) ! date of exchanges zfr_l(:,:) = 1.- fr_i(:,:) ! ! ------------------------- ! ! ! Surface temperature ! in Kelvin ! ! ------------------------- ! IF( ssnd(jps_toce)%laction .OR. ssnd(jps_tice)%laction .OR. ssnd(jps_tmix)%laction ) THEN SELECT CASE( sn_snd_temp%cldes) CASE( 'oce only' ) ; ztmp1(:,:) = tsn(:,:,1,jp_tem) + rt0 CASE( 'weighted oce and ice' ) ; ztmp1(:,:) = ( tsn(:,:,1,jp_tem) + rt0 ) * zfr_l(:,:) SELECT CASE( sn_snd_temp%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = tn_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + tn_ice(:,:,jl) * a_i(:,:,jl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' ) END SELECT CASE( 'mixed oce-ice' ) ztmp1(:,:) = ( tsn(:,:,1,jp_tem) + rt0 ) * zfr_l(:,:) DO jl=1,jpl ztmp1(:,:) = ztmp1(:,:) + tn_ice(:,:,jl) * a_i(:,:,jl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%cldes' ) END SELECT IF( ssnd(jps_toce)%laction ) CALL cpl_snd( jps_toce, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) IF( ssnd(jps_tice)%laction ) CALL cpl_snd( jps_tice, isec, ztmp3, info ) IF( ssnd(jps_tmix)%laction ) CALL cpl_snd( jps_tmix, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) ENDIF ! ! ------------------------- ! ! ! Albedo ! ! ! ------------------------- ! IF( ssnd(jps_albice)%laction ) THEN ! ice ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CALL cpl_snd( jps_albice, isec, ztmp3, info ) ENDIF IF( ssnd(jps_albmix)%laction ) THEN ! mixed ice-ocean ztmp1(:,:) = albedo_oce_mix(:,:) * zfr_l(:,:) DO jl=1,jpl ztmp1(:,:) = ztmp1(:,:) + alb_ice(:,:,jl) * a_i(:,:,jl) ENDDO CALL cpl_snd( jps_albmix, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) ENDIF ! ! ------------------------- ! ! ! Ice fraction & Thickness ! ! ! ------------------------- ! ! Send ice fraction field IF( ssnd(jps_fice)%laction ) THEN SELECT CASE( sn_snd_thick%clcat ) CASE( 'yes' ) ; ztmp3(:,:,1:jpl) = a_i(:,:,1:jpl) CASE( 'no' ) ; ztmp3(:,:,1 ) = fr_i(:,: ) CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' ) END SELECT CALL cpl_snd( jps_fice, isec, ztmp3, info ) ENDIF ! Send ice and snow thickness field IF( ssnd(jps_hice)%laction .OR. ssnd(jps_hsnw)%laction ) THEN SELECT CASE( sn_snd_thick%cldes) CASE( 'none' ) ! nothing to do CASE( 'weighted ice and snow' ) SELECT CASE( sn_snd_thick%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = ht_i(:,:,1:jpl) * a_i(:,:,1:jpl) ztmp4(:,:,1:jpl) = ht_s(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 ; ztmp4(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + ht_i(:,:,jl) * a_i(:,:,jl) ztmp4(:,:,1) = ztmp4(:,:,1) + ht_s(:,:,jl) * a_i(:,:,jl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' ) END SELECT CASE( 'ice and snow' ) ztmp3(:,:,1:jpl) = ht_i(:,:,1:jpl) ztmp4(:,:,1:jpl) = ht_s(:,:,1:jpl) CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%cldes' ) END SELECT IF( ssnd(jps_hice)%laction ) CALL cpl_snd( jps_hice, isec, ztmp3, info ) IF( ssnd(jps_hsnw)%laction ) CALL cpl_snd( jps_hsnw, isec, ztmp4, info ) ENDIF ! ! Send meltpond fields IF( ssnd(jps_a_p)%laction .OR. ssnd(jps_ht_p)%laction ) THEN SELECT CASE( sn_snd_mpnd%cldes) CASE( 'weighted ice' ) SELECT CASE( sn_snd_mpnd%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = a_p(:,:,1:jpl) * a_i(:,:,1:jpl) ztmp4(:,:,1:jpl) = ht_p(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 ztmp4(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + a_p(:,:,jpl) * a_i(:,:,jpl) ztmp4(:,:,1) = ztmp4(:,:,1) + ht_p(:,:,jpl) * a_i(:,:,jpl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_mpd: wrong definition of sn_snd_mpnd%clcat' ) END SELECT CASE( 'ice only' ) ztmp3(:,:,1:jpl) = a_p(:,:,1:jpl) ztmp4(:,:,1:jpl) = ht_p(:,:,1:jpl) END SELECT IF( ssnd(jps_a_p)%laction ) CALL cpl_snd( jps_a_p, isec, ztmp3, info ) IF( ssnd(jps_ht_p)%laction ) CALL cpl_snd( jps_ht_p, isec, ztmp4, info ) ! ! Send ice effective conductivity SELECT CASE( sn_snd_cond%cldes) CASE( 'weighted ice' ) SELECT CASE( sn_snd_cond%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = kn_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + kn_ice(:,:,jl) * a_i(:,:,jl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_cond%clcat' ) END SELECT CASE( 'ice only' ) ztmp3(:,:,1:jpl) = kn_ice(:,:,1:jpl) END SELECT IF( ssnd(jps_kice)%laction ) CALL cpl_prism_snd( jps_kice, isec, ztmp3, info ) ENDIF ! ! #if defined key_cpl_carbon_cycle ! ! ------------------------- ! ! ! CO2 flux from PISCES ! ! ! ------------------------- ! IF( ssnd(jps_co2)%laction ) CALL cpl_snd( jps_co2, isec, RESHAPE ( oce_co2, (/jpi,jpj,1/) ) , info ) ! #endif ! ! ------------------------- ! IF( ssnd(jps_ocx1)%laction ) THEN ! Surface current ! ! ! ------------------------- ! ! ! j+1 j -----V---F ! surface velocity always sent from T point ! | ! j | T U ! | | ! j j-1 -I-------| ! (for I) | | ! i-1 i i ! i i+1 (for I) SELECT CASE( TRIM( sn_snd_crt%cldes ) ) CASE( 'oce only' ) ! C-grid ==> T DO jj = 2, jpjm1 DO ji = fs_2, fs_jpim1 ! vector opt. zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) END DO END DO CASE( 'weighted oce and ice' ) SELECT CASE ( cp_ice_msh ) CASE( 'C' ) ! Ocean and Ice on C-grid ==> T DO jj = 2, jpjm1 DO ji = fs_2, fs_jpim1 ! vector opt. zotx1(ji,jj) = 0.5 * ( un (ji,jj,1) + un (ji-1,jj ,1) ) * zfr_l(ji,jj) zoty1(ji,jj) = 0.5 * ( vn (ji,jj,1) + vn (ji ,jj-1,1) ) * zfr_l(ji,jj) zitx1(ji,jj) = 0.5 * ( u_ice(ji,jj ) + u_ice(ji-1,jj ) ) * fr_i(ji,jj) zity1(ji,jj) = 0.5 * ( v_ice(ji,jj ) + v_ice(ji ,jj-1 ) ) * fr_i(ji,jj) END DO END DO CASE( 'I' ) ! Ocean on C grid, Ice on I-point (B-grid) ==> T DO jj = 2, jpjm1 DO ji = 2, jpim1 ! NO vector opt. zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) zitx1(ji,jj) = 0.25 * ( u_ice(ji+1,jj+1) + u_ice(ji,jj+1) & & + u_ice(ji+1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj) zity1(ji,jj) = 0.25 * ( v_ice(ji+1,jj+1) + v_ice(ji,jj+1) & & + v_ice(ji+1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj) END DO END DO CASE( 'F' ) ! Ocean on C grid, Ice on F-point (B-grid) ==> T DO jj = 2, jpjm1 DO ji = 2, jpim1 ! NO vector opt. zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) zitx1(ji,jj) = 0.25 * ( u_ice(ji-1,jj-1) + u_ice(ji,jj-1) & & + u_ice(ji-1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj) zity1(ji,jj) = 0.25 * ( v_ice(ji-1,jj-1) + v_ice(ji,jj-1) & & + v_ice(ji-1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj) END DO END DO END SELECT CALL lbc_lnk( zitx1, 'T', -1. ) ; CALL lbc_lnk( zity1, 'T', -1. ) CASE( 'mixed oce-ice' ) SELECT CASE ( cp_ice_msh ) CASE( 'C' ) ! Ocean and Ice on C-grid ==> T DO jj = 2, jpjm1 DO ji = fs_2, fs_jpim1 ! vector opt. zotx1(ji,jj) = 0.5 * ( un (ji,jj,1) + un (ji-1,jj ,1) ) * zfr_l(ji,jj) & & + 0.5 * ( u_ice(ji,jj ) + u_ice(ji-1,jj ) ) * fr_i(ji,jj) zoty1(ji,jj) = 0.5 * ( vn (ji,jj,1) + vn (ji ,jj-1,1) ) * zfr_l(ji,jj) & & + 0.5 * ( v_ice(ji,jj ) + v_ice(ji ,jj-1 ) ) * fr_i(ji,jj) END DO END DO CASE( 'I' ) ! Ocean on C grid, Ice on I-point (B-grid) ==> T DO jj = 2, jpjm1 DO ji = 2, jpim1 ! NO vector opt. zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) & & + 0.25 * ( u_ice(ji+1,jj+1) + u_ice(ji,jj+1) & & + u_ice(ji+1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj) zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) & & + 0.25 * ( v_ice(ji+1,jj+1) + v_ice(ji,jj+1) & & + v_ice(ji+1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj) END DO END DO CASE( 'F' ) ! Ocean on C grid, Ice on F-point (B-grid) ==> T DO jj = 2, jpjm1 DO ji = 2, jpim1 ! NO vector opt. zotx1(ji,jj) = 0.5 * ( un(ji,jj,1) + un(ji-1,jj ,1) ) * zfr_l(ji,jj) & & + 0.25 * ( u_ice(ji-1,jj-1) + u_ice(ji,jj-1) & & + u_ice(ji-1,jj ) + u_ice(ji,jj ) ) * fr_i(ji,jj) zoty1(ji,jj) = 0.5 * ( vn(ji,jj,1) + vn(ji ,jj-1,1) ) * zfr_l(ji,jj) & & + 0.25 * ( v_ice(ji-1,jj-1) + v_ice(ji,jj-1) & & + v_ice(ji-1,jj ) + v_ice(ji,jj ) ) * fr_i(ji,jj) END DO END DO END SELECT END SELECT CALL lbc_lnk( zotx1, ssnd(jps_ocx1)%clgrid, -1. ) ; CALL lbc_lnk( zoty1, ssnd(jps_ocy1)%clgrid, -1. ) ! ! IF( TRIM( sn_snd_crt%clvor ) == 'eastward-northward' ) THEN ! Rotation of the components ! ! Ocean component CALL rot_rep( zotx1, zoty1, ssnd(jps_ocx1)%clgrid, 'ij->e', ztmp1 ) ! 1st component CALL rot_rep( zotx1, zoty1, ssnd(jps_ocx1)%clgrid, 'ij->n', ztmp2 ) ! 2nd component zotx1(:,:) = ztmp1(:,:) ! overwrite the components zoty1(:,:) = ztmp2(:,:) IF( ssnd(jps_ivx1)%laction ) THEN ! Ice component CALL rot_rep( zitx1, zity1, ssnd(jps_ivx1)%clgrid, 'ij->e', ztmp1 ) ! 1st component CALL rot_rep( zitx1, zity1, ssnd(jps_ivx1)%clgrid, 'ij->n', ztmp2 ) ! 2nd component zitx1(:,:) = ztmp1(:,:) ! overwrite the components zity1(:,:) = ztmp2(:,:) ENDIF ENDIF ! ! spherical coordinates to cartesian -> 2 components to 3 components IF( TRIM( sn_snd_crt%clvref ) == 'cartesian' ) THEN ztmp1(:,:) = zotx1(:,:) ! ocean currents ztmp2(:,:) = zoty1(:,:) CALL oce2geo ( ztmp1, ztmp2, 'T', zotx1, zoty1, zotz1 ) ! IF( ssnd(jps_ivx1)%laction ) THEN ! ice velocities ztmp1(:,:) = zitx1(:,:) ztmp1(:,:) = zity1(:,:) CALL oce2geo ( ztmp1, ztmp2, 'T', zitx1, zity1, zitz1 ) ENDIF ENDIF ! IF( ssnd(jps_ocx1)%laction ) CALL cpl_snd( jps_ocx1, isec, RESHAPE ( zotx1, (/jpi,jpj,1/) ), info ) ! ocean x current 1st grid IF( ssnd(jps_ocy1)%laction ) CALL cpl_snd( jps_ocy1, isec, RESHAPE ( zoty1, (/jpi,jpj,1/) ), info ) ! ocean y current 1st grid IF( ssnd(jps_ocz1)%laction ) CALL cpl_snd( jps_ocz1, isec, RESHAPE ( zotz1, (/jpi,jpj,1/) ), info ) ! ocean z current 1st grid ! IF( ssnd(jps_ivx1)%laction ) CALL cpl_snd( jps_ivx1, isec, RESHAPE ( zitx1, (/jpi,jpj,1/) ), info ) ! ice x current 1st grid IF( ssnd(jps_ivy1)%laction ) CALL cpl_snd( jps_ivy1, isec, RESHAPE ( zity1, (/jpi,jpj,1/) ), info ) ! ice y current 1st grid IF( ssnd(jps_ivz1)%laction ) CALL cpl_snd( jps_ivz1, isec, RESHAPE ( zitz1, (/jpi,jpj,1/) ), info ) ! ice z current 1st grid ! ENDIF ! ztmp1(:,:) = sstfrz(:,:) + rt0 IF( ssnd(jps_sstfrz)%laction ) CALL cpl_prism_snd( jps_sstfrz, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) ! CALL wrk_dealloc( jpi,jpj, zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 ) CALL wrk_dealloc( jpi,jpj,jpl, ztmp3, ztmp4 ) ! IF( nn_timing == 1 ) CALL timing_stop('sbc_cpl_snd') ! END SUBROUTINE sbc_cpl_snd !!====================================================================== END MODULE sbccpl