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 trc_oce ! share SMS/Ocean variables USE sbc_ice ! Surface boundary condition: ice fields USE sbcapr ! Stochastic param. : ??? USE sbcdcy ! surface boundary condition: diurnal cycle USE sbcwave ! surface boundary condition: waves USE phycst ! physical constants #if defined key_si3 USE ice ! ice variables #endif USE cpl_oasis3 ! OASIS3 coupling USE geo2ocean ! USE oce , ONLY : tsn, un, vn, sshn, ub, vb, sshb, fraqsr_1lev USE ocealb ! USE eosbn2 ! USE sbcrnf , ONLY : l_rnfcpl USE sbcisf , ONLY : l_isfcpl #if defined key_cice USE ice_domain_size, only: ncat #endif #if defined key_si3 USE icethd_dh ! for CALL ice_thd_snwblow #endif ! USE in_out_manager ! I/O manager USE iom ! NetCDF library USE lib_mpp ! distribued memory computing library USE lbclnk ! ocean lateral boundary conditions (or mpp link) IMPLICIT NONE PRIVATE PUBLIC sbc_cpl_init ! routine called by sbcmod.F90 PUBLIC sbc_cpl_rcv ! routine called by icestp.F90 PUBLIC sbc_cpl_snd ! routine called by step.F90 PUBLIC sbc_cpl_ice_tau ! routine called by icestp.F90 PUBLIC sbc_cpl_ice_flx ! routine called by icestp.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_sflx = 34 ! salt flux INTEGER, PARAMETER :: jpr_toce = 35 ! ocean temperature INTEGER, PARAMETER :: jpr_soce = 36 ! ocean salinity INTEGER, PARAMETER :: jpr_ocx1 = 37 ! ocean current on grid 1 INTEGER, PARAMETER :: jpr_ocy1 = 38 ! INTEGER, PARAMETER :: jpr_ssh = 39 ! sea surface height INTEGER, PARAMETER :: jpr_fice = 40 ! ice fraction INTEGER, PARAMETER :: jpr_e3t1st = 41 ! first T level thickness INTEGER, PARAMETER :: jpr_fraqsr = 42 ! fraction of solar net radiation absorbed in the first ocean level INTEGER, PARAMETER :: jpr_mslp = 43 ! mean sea level pressure INTEGER, PARAMETER :: jpr_hsig = 44 ! Hsig INTEGER, PARAMETER :: jpr_phioc = 45 ! Wave=>ocean energy flux INTEGER, PARAMETER :: jpr_sdrftx = 46 ! Stokes drift on grid 1 INTEGER, PARAMETER :: jpr_sdrfty = 47 ! Stokes drift on grid 2 INTEGER, PARAMETER :: jpr_wper = 48 ! Mean wave period INTEGER, PARAMETER :: jpr_wnum = 49 ! Mean wavenumber INTEGER, PARAMETER :: jpr_tauwoc = 50 ! Stress fraction adsorbed by waves INTEGER, PARAMETER :: jpr_wdrag = 51 ! Neutral surface drag coefficient INTEGER, PARAMETER :: jpr_isf = 52 INTEGER, PARAMETER :: jpr_icb = 53 INTEGER, PARAMETER :: jpr_wfreq = 54 ! Wave peak frequency INTEGER, PARAMETER :: jpr_tauwx = 55 ! x component of the ocean stress from waves INTEGER, PARAMETER :: jpr_tauwy = 56 ! y component of the ocean stress from waves INTEGER, PARAMETER :: jpr_ts_ice = 57 ! Sea ice surface temp INTEGER, PARAMETER :: jprcv = 57 ! total number of fields received INTEGER, PARAMETER :: jps_fice = 1 ! ice fraction sent to the atmosphere 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_soce = 16 ! ocean salinity INTEGER, PARAMETER :: jps_ssh = 17 ! sea surface height INTEGER, PARAMETER :: jps_qsroce = 18 ! Qsr above the ocean INTEGER, PARAMETER :: jps_qnsoce = 19 ! Qns above the ocean INTEGER, PARAMETER :: jps_oemp = 20 ! ocean freshwater budget (evap - precip) INTEGER, PARAMETER :: jps_sflx = 21 ! salt flux INTEGER, PARAMETER :: jps_otx1 = 22 ! 2 atmosphere-ocean stress components on grid 1 INTEGER, PARAMETER :: jps_oty1 = 23 ! INTEGER, PARAMETER :: jps_rnf = 24 ! runoffs INTEGER, PARAMETER :: jps_taum = 25 ! wind stress module INTEGER, PARAMETER :: jps_fice2 = 26 ! ice fraction sent to OPA (by SAS when doing SAS-OPA coupling) INTEGER, PARAMETER :: jps_e3t1st = 27 ! first level depth (vvl) INTEGER, PARAMETER :: jps_fraqsr = 28 ! fraction of solar net radiation absorbed in the first ocean level INTEGER, PARAMETER :: jps_ficet = 29 ! total ice fraction INTEGER, PARAMETER :: jps_ocxw = 30 ! currents on grid 1 INTEGER, PARAMETER :: jps_ocyw = 31 ! currents on grid 2 INTEGER, PARAMETER :: jps_wlev = 32 ! water level INTEGER, PARAMETER :: jps_fice1 = 33 ! first-order ice concentration (for semi-implicit coupling of atmos-ice fluxes) INTEGER, PARAMETER :: jps_a_p = 34 ! meltpond area INTEGER, PARAMETER :: jps_ht_p = 35 ! meltpond thickness INTEGER, PARAMETER :: jps_kice = 36 ! sea ice effective conductivity INTEGER, PARAMETER :: jps_sstfrz = 37 ! sea surface freezing temperature INTEGER, PARAMETER :: jps_ttilyr = 38 ! sea ice top layer temp INTEGER, PARAMETER :: jpsnd = 38 ! 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_thick1, sn_snd_cond, sn_snd_mpnd , sn_snd_sstfrz, sn_snd_ttilyr ! ! Received from the atmosphere TYPE(FLD_C) :: sn_rcv_w10m, sn_rcv_taumod, sn_rcv_tau, sn_rcv_tauw, sn_rcv_dqnsdt, sn_rcv_qsr, & & sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf, sn_rcv_ts_ice TYPE(FLD_C) :: sn_rcv_cal, sn_rcv_iceflx, sn_rcv_co2, sn_rcv_mslp, sn_rcv_icb, sn_rcv_isf ! Send to waves TYPE(FLD_C) :: sn_snd_ifrac, sn_snd_crtw, sn_snd_wlev ! Received from waves TYPE(FLD_C) :: sn_rcv_hsig, sn_rcv_phioc, sn_rcv_sdrfx, sn_rcv_sdrfy, sn_rcv_wper, sn_rcv_wnum, sn_rcv_tauwoc, & sn_rcv_wdrag, sn_rcv_wfreq ! ! 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) 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(:,:) :: alb_oce_mix ! ocean albedo sent to atmosphere (mix clear/overcast sky) REAL(wp) :: rpref = 101000._wp ! reference atmospheric pressure[N/m2] REAL(wp) :: r1_grau ! = 1.e0 / (grav * rau0) INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) :: nrcvinfo ! OASIS info argument !! Substitution # include "vectopt_loop_substitute.h90" !!---------------------------------------------------------------------- !! NEMO/OCE 4.0 , NEMO Consortium (2018) !! $Id$ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS INTEGER FUNCTION sbc_cpl_alloc() !!---------------------------------------------------------------------- !! *** FUNCTION sbc_cpl_alloc *** !!---------------------------------------------------------------------- INTEGER :: ierr(4) !!---------------------------------------------------------------------- ierr(:) = 0 ! ALLOCATE( alb_oce_mix(jpi,jpj), nrcvinfo(jprcv), STAT=ierr(1) ) #if ! defined key_si3 && ! 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,0:nn_cplmodel) , STAT=ierr(3) ) ! IF( .NOT. ln_apr_dyn ) ALLOCATE( ssh_ib(jpi,jpj), ssh_ibb(jpi,jpj), apr(jpi, jpj), STAT=ierr(4) ) sbc_cpl_alloc = MAXVAL( ierr ) CALL mpp_sum ( 'sbccpl', 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, inum ! Local integer REAL(wp), DIMENSION(jpi,jpj) :: zacs, zaos !! NAMELIST/namsbc_cpl/ sn_snd_temp , sn_snd_alb , sn_snd_thick, sn_snd_crt , sn_snd_co2 , & & sn_snd_ttilyr, sn_snd_cond , sn_snd_mpnd , sn_snd_sstfrz, sn_snd_thick1, & & sn_snd_ifrac , sn_snd_crtw , sn_snd_wlev , sn_rcv_hsig , sn_rcv_phioc, & & sn_rcv_w10m , sn_rcv_taumod, sn_rcv_tau , sn_rcv_dqnsdt, sn_rcv_qsr , & & sn_rcv_sdrfx , sn_rcv_sdrfy , sn_rcv_wper , sn_rcv_wnum , sn_rcv_tauwoc, & & sn_rcv_wdrag , sn_rcv_qns , sn_rcv_emp , sn_rcv_rnf , sn_rcv_cal , & & sn_rcv_iceflx, sn_rcv_co2 , nn_cplmodel , ln_usecplmask, sn_rcv_mslp , & & sn_rcv_icb , sn_rcv_isf , sn_rcv_wfreq , sn_rcv_tauw, nn_cats_cpl , & & sn_rcv_ts_ice !!--------------------------------------------------------------------- ! ! ================================ ! ! 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,*)'~~~~~~~~~~~~' ENDIF IF( lwp .AND. ln_cpl ) THEN ! control print 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,*)' iceberg = ', TRIM(sn_rcv_icb%cldes ), ' (', TRIM(sn_rcv_icb%clcat ), ')' WRITE(numout,*)' ice shelf = ', TRIM(sn_rcv_isf%cldes ), ' (', TRIM(sn_rcv_isf%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,*)' significant wave heigth = ', TRIM(sn_rcv_hsig%cldes ), ' (', TRIM(sn_rcv_hsig%clcat ), ')' WRITE(numout,*)' wave to oce energy flux = ', TRIM(sn_rcv_phioc%cldes ), ' (', TRIM(sn_rcv_phioc%clcat ), ')' WRITE(numout,*)' Surface Stokes drift grid u = ', TRIM(sn_rcv_sdrfx%cldes ), ' (', TRIM(sn_rcv_sdrfx%clcat ), ')' WRITE(numout,*)' Surface Stokes drift grid v = ', TRIM(sn_rcv_sdrfy%cldes ), ' (', TRIM(sn_rcv_sdrfy%clcat ), ')' WRITE(numout,*)' Mean wave period = ', TRIM(sn_rcv_wper%cldes ), ' (', TRIM(sn_rcv_wper%clcat ), ')' WRITE(numout,*)' Mean wave number = ', TRIM(sn_rcv_wnum%cldes ), ' (', TRIM(sn_rcv_wnum%clcat ), ')' WRITE(numout,*)' Wave peak frequency = ', TRIM(sn_rcv_wfreq%cldes ), ' (', TRIM(sn_rcv_wfreq%clcat ), ')' WRITE(numout,*)' Stress frac adsorbed by waves = ', TRIM(sn_rcv_tauwoc%cldes), ' (', TRIM(sn_rcv_tauwoc%clcat ), ')' WRITE(numout,*)' Stress components by waves = ', TRIM(sn_rcv_tauw%cldes ), ' (', TRIM(sn_rcv_tauw%clcat ), ')' WRITE(numout,*)' Neutral surf drag coefficient = ', TRIM(sn_rcv_wdrag%cldes ), ' (', TRIM(sn_rcv_wdrag%clcat ), ')' WRITE(numout,*)' Sea ice surface skin temperature= ', TRIM(sn_rcv_ts_ice%cldes), ' (', TRIM(sn_rcv_ts_ice%clcat), ')' WRITE(numout,*)' sent fields (multiple ice categories)' WRITE(numout,*)' surface temperature = ', TRIM(sn_snd_temp%cldes ), ' (', TRIM(sn_snd_temp%clcat ), ')' WRITE(numout,*)' top ice layer temperature = ', TRIM(sn_snd_ttilyr%cldes), ' (', TRIM(sn_snd_ttilyr%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,*)' total ice fraction = ', TRIM(sn_snd_ifrac%cldes ), ' (', TRIM(sn_snd_ifrac%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 and 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,*)' water level = ', TRIM(sn_snd_wlev%cldes ), ' (', TRIM(sn_snd_wlev%clcat ), ')' WRITE(numout,*)' mean sea level pressure = ', TRIM(sn_rcv_mslp%cldes ), ' (', TRIM(sn_rcv_mslp%clcat ), ')' WRITE(numout,*)' surface current to waves = ', TRIM(sn_snd_crtw%cldes ), ' (', TRIM(sn_snd_crtw%clcat ), ')' WRITE(numout,*)' - referential = ', sn_snd_crtw%clvref WRITE(numout,*)' - orientation = ', sn_snd_crtw%clvor WRITE(numout,*)' - mesh = ', sn_snd_crtw%clvgrd WRITE(numout,*)' nn_cplmodel = ', nn_cplmodel WRITE(numout,*)' ln_usecplmask = ', ln_usecplmask WRITE(numout,*)' nn_cats_cpl = ', nn_cats_cpl 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%cldes ) == 'oce only' .OR. TRIM(sn_rcv_tau%cldes ) == 'oce and ice') THEN ! avoid working with the atmospheric fields if they are not coupled 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 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 = 'OIceEvap' ! 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( 'none' ) ! nothing to do 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 ! ! ! ------------------------- ! ! ! Runoffs & Calving ! ! ! ------------------------- ! srcv(jpr_rnf )%clname = 'O_Runoff' IF( TRIM( sn_rcv_rnf%cldes ) == 'coupled' ) THEN srcv(jpr_rnf)%laction = .TRUE. l_rnfcpl = .TRUE. ! -> no need to read runoffs in sbcrnf ln_rnf = nn_components /= jp_iam_sas ! -> force to go through sbcrnf if not sas IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' runoffs received from oasis -> force ln_rnf = ', ln_rnf ENDIF ! srcv(jpr_cal)%clname = 'OCalving' ; IF( TRIM( sn_rcv_cal%cldes) == 'coupled' ) srcv(jpr_cal)%laction = .TRUE. srcv(jpr_isf)%clname = 'OIcshelf' ; IF( TRIM( sn_rcv_isf%cldes) == 'coupled' ) srcv(jpr_isf)%laction = .TRUE. srcv(jpr_icb)%clname = 'OIceberg' ; IF( TRIM( sn_rcv_icb%cldes) == 'coupled' ) srcv(jpr_icb)%laction = .TRUE. IF( srcv(jpr_isf)%laction .AND. ln_isf ) THEN l_isfcpl = .TRUE. ! -> no need to read isf in sbcisf IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' iceshelf received from oasis ' ENDIF ! ! ! ------------------------- ! ! ! 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( 'none' ) ! nothing to do 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. nn_cats_cpl > 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( 'none' ) ! nothing to do 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. nn_cats_cpl > 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 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' ) THEN srcv(jpr_co2 )%laction = .TRUE. l_co2cpl = .TRUE. IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' Atmospheric pco2 received from oasis ' IF(lwp) WRITE(numout,*) ENDIF ! ! ! ------------------------- ! ! ! Mean Sea Level Pressure ! ! ! ------------------------- ! srcv(jpr_mslp)%clname = 'O_MSLP' ; IF( TRIM(sn_rcv_mslp%cldes ) == 'coupled' ) srcv(jpr_mslp)%laction = .TRUE. ! ! ! ------------------------- ! ! ! ice 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 = nn_cats_cpl 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 ! ! ------------------------- ! ! ! ice skin temperature ! ! ! ------------------------- ! srcv(jpr_ts_ice)%clname = 'OTsfIce' ! needed by Met Office 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 = nn_cats_cpl IF ( TRIM( sn_rcv_emp%clcat ) == 'yes' ) srcv(jpr_ievp)%nct = nn_cats_cpl ! ! ------------------------- ! ! ! Wave breaking ! ! ! ------------------------- ! srcv(jpr_hsig)%clname = 'O_Hsigwa' ! significant wave height IF( TRIM(sn_rcv_hsig%cldes ) == 'coupled' ) THEN srcv(jpr_hsig)%laction = .TRUE. cpl_hsig = .TRUE. ENDIF srcv(jpr_phioc)%clname = 'O_PhiOce' ! wave to ocean energy IF( TRIM(sn_rcv_phioc%cldes ) == 'coupled' ) THEN srcv(jpr_phioc)%laction = .TRUE. cpl_phioc = .TRUE. ENDIF srcv(jpr_sdrftx)%clname = 'O_Sdrfx' ! Stokes drift in the u direction IF( TRIM(sn_rcv_sdrfx%cldes ) == 'coupled' ) THEN srcv(jpr_sdrftx)%laction = .TRUE. cpl_sdrftx = .TRUE. ENDIF srcv(jpr_sdrfty)%clname = 'O_Sdrfy' ! Stokes drift in the v direction IF( TRIM(sn_rcv_sdrfy%cldes ) == 'coupled' ) THEN srcv(jpr_sdrfty)%laction = .TRUE. cpl_sdrfty = .TRUE. ENDIF srcv(jpr_wper)%clname = 'O_WPer' ! mean wave period IF( TRIM(sn_rcv_wper%cldes ) == 'coupled' ) THEN srcv(jpr_wper)%laction = .TRUE. cpl_wper = .TRUE. ENDIF srcv(jpr_wfreq)%clname = 'O_WFreq' ! wave peak frequency IF( TRIM(sn_rcv_wfreq%cldes ) == 'coupled' ) THEN srcv(jpr_wfreq)%laction = .TRUE. cpl_wfreq = .TRUE. ENDIF srcv(jpr_wnum)%clname = 'O_WNum' ! mean wave number IF( TRIM(sn_rcv_wnum%cldes ) == 'coupled' ) THEN srcv(jpr_wnum)%laction = .TRUE. cpl_wnum = .TRUE. ENDIF srcv(jpr_tauwoc)%clname = 'O_TauOce' ! stress fraction adsorbed by the wave IF( TRIM(sn_rcv_tauwoc%cldes ) == 'coupled' ) THEN srcv(jpr_tauwoc)%laction = .TRUE. cpl_tauwoc = .TRUE. ENDIF srcv(jpr_tauwx)%clname = 'O_Tauwx' ! ocean stress from wave in the x direction srcv(jpr_tauwy)%clname = 'O_Tauwy' ! ocean stress from wave in the y direction IF( TRIM(sn_rcv_tauw%cldes ) == 'coupled' ) THEN srcv(jpr_tauwx)%laction = .TRUE. srcv(jpr_tauwy)%laction = .TRUE. cpl_tauw = .TRUE. ENDIF srcv(jpr_wdrag)%clname = 'O_WDrag' ! neutral surface drag coefficient IF( TRIM(sn_rcv_wdrag%cldes ) == 'coupled' ) THEN srcv(jpr_wdrag)%laction = .TRUE. cpl_wdrag = .TRUE. ENDIF IF( srcv(jpr_tauwoc)%laction .AND. srcv(jpr_tauwx)%laction .AND. srcv(jpr_tauwy)%laction ) & CALL ctl_stop( 'More than one method for modifying the ocean stress has been selected ', & '(sn_rcv_tauwoc=coupled and sn_rcv_tauw=coupled)' ) ! ! ! ------------------------------- ! ! ! OPA-SAS coupling - rcv by opa ! ! ! ------------------------------- ! srcv(jpr_sflx)%clname = 'O_SFLX' srcv(jpr_fice)%clname = 'RIceFrc' ! IF( nn_components == jp_iam_opa ) THEN ! OPA coupled to SAS via OASIS: force received field by OPA (sent by SAS) srcv(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling srcv(:)%clgrid = 'T' ! force default definition in case of opa <-> sas coupling srcv(:)%nsgn = 1. ! force default definition in case of opa <-> sas coupling srcv( (/jpr_qsroce, jpr_qnsoce, jpr_oemp, jpr_sflx, jpr_fice, jpr_otx1, jpr_oty1, jpr_taum/) )%laction = .TRUE. srcv(jpr_otx1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_oty1)%clgrid = 'V' ! and V-point ! Vectors: change of sign at north fold ONLY if on the local grid srcv( (/jpr_otx1,jpr_oty1/) )%nsgn = -1. sn_rcv_tau%clvgrd = 'U,V' sn_rcv_tau%clvor = 'local grid' sn_rcv_tau%clvref = 'spherical' sn_rcv_emp%cldes = 'oce only' ! IF(lwp) THEN ! control print WRITE(numout,*) WRITE(numout,*)' Special conditions for SAS-OPA coupling ' WRITE(numout,*)' OPA component ' WRITE(numout,*) WRITE(numout,*)' received fields from SAS component ' WRITE(numout,*)' ice cover ' WRITE(numout,*)' oce only EMP ' WRITE(numout,*)' salt flux ' WRITE(numout,*)' mixed oce-ice solar flux ' WRITE(numout,*)' mixed oce-ice non solar flux ' WRITE(numout,*)' wind stress U,V on local grid and sperical coordinates ' WRITE(numout,*)' wind stress module' WRITE(numout,*) ENDIF ENDIF ! ! -------------------------------- ! ! ! OPA-SAS coupling - rcv by sas ! ! ! -------------------------------- ! srcv(jpr_toce )%clname = 'I_SSTSST' srcv(jpr_soce )%clname = 'I_SSSal' srcv(jpr_ocx1 )%clname = 'I_OCurx1' srcv(jpr_ocy1 )%clname = 'I_OCury1' srcv(jpr_ssh )%clname = 'I_SSHght' srcv(jpr_e3t1st)%clname = 'I_E3T1st' srcv(jpr_fraqsr)%clname = 'I_FraQsr' ! IF( nn_components == jp_iam_sas ) THEN IF( .NOT. ln_cpl ) srcv(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling IF( .NOT. ln_cpl ) srcv(:)%clgrid = 'T' ! force default definition in case of opa <-> sas coupling IF( .NOT. ln_cpl ) srcv(:)%nsgn = 1. ! force default definition in case of opa <-> sas coupling srcv( (/jpr_toce, jpr_soce, jpr_ssh, jpr_fraqsr, jpr_ocx1, jpr_ocy1/) )%laction = .TRUE. srcv( jpr_e3t1st )%laction = .NOT.ln_linssh srcv(jpr_ocx1)%clgrid = 'U' ! oce components given at U-point srcv(jpr_ocy1)%clgrid = 'V' ! and V-point ! Vectors: change of sign at north fold ONLY if on the local grid srcv(jpr_ocx1:jpr_ocy1)%nsgn = -1. ! Change first letter to couple with atmosphere if already coupled OPA ! this is nedeed as each variable name used in the namcouple must be unique: ! for example O_Runoff received by OPA from SAS and therefore O_Runoff received by SAS from the Atmosphere DO jn = 1, jprcv IF ( srcv(jn)%clname(1:1) == "O" ) srcv(jn)%clname = "S"//srcv(jn)%clname(2:LEN(srcv(jn)%clname)) END DO ! IF(lwp) THEN ! control print WRITE(numout,*) WRITE(numout,*)' Special conditions for SAS-OPA coupling ' WRITE(numout,*)' SAS component ' WRITE(numout,*) IF( .NOT. ln_cpl ) THEN WRITE(numout,*)' received fields from OPA component ' ELSE WRITE(numout,*)' Additional received fields from OPA component : ' ENDIF WRITE(numout,*)' sea surface temperature (Celsius) ' WRITE(numout,*)' sea surface salinity ' WRITE(numout,*)' surface currents ' WRITE(numout,*)' sea surface height ' WRITE(numout,*)' thickness of first ocean T level ' WRITE(numout,*)' fraction of solar net radiation absorbed in the first ocean level' WRITE(numout,*) ENDIF 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 w10m part of frcv which is used even when not received as coupling field IF ( .NOT. srcv(jpr_w10m)%laction ) ALLOCATE( frcv(jpr_w10m)%z3(jpi,jpj,srcv(jpr_w10m)%nct) ) ! Allocate jpr_otx1 part of frcv which is used even when not received as coupling field IF ( .NOT. srcv(jpr_otx1)%laction ) ALLOCATE( frcv(jpr_otx1)%z3(jpi,jpj,srcv(jpr_otx1)%nct) ) IF ( .NOT. srcv(jpr_oty1)%laction ) ALLOCATE( frcv(jpr_oty1)%z3(jpi,jpj,srcv(jpr_oty1)%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 = 'O_TepIce' ssnd(jps_ttilyr)%clname = 'O_TtiLyr' 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( 'oce and ice' , 'weighted oce and ice' , 'oce and weighted ice' ) ssnd( (/jps_toce, jps_tice/) )%laction = .TRUE. IF ( TRIM( sn_snd_temp%clcat ) == 'yes' ) ssnd(jps_tice)%nct = nn_cats_cpl 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( 'ice' , '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 oce_alb( zaos, zacs ) ! Due to lack of information on nebulosity : mean clear/overcast sky alb_oce_mix(:,:) = ( zacs(:,:) + zaos(:,:) ) * 0.5 ENDIF ! ! ------------------------- ! ! ! Ice fraction & Thickness ! ! ! ------------------------- ! ssnd(jps_fice)%clname = 'OIceFrc' ssnd(jps_ficet)%clname = 'OIceFrcT' ssnd(jps_hice)%clname = 'OIceTck' ssnd(jps_a_p)%clname = 'OPndFrc' ssnd(jps_ht_p)%clname = 'OPndTck' ssnd(jps_hsnw)%clname = 'OSnwTck' ssnd(jps_fice1)%clname = 'OIceFrd' IF( k_ice /= 0 ) THEN ssnd(jps_fice)%laction = .TRUE. ! if ice treated in the ocean (even in climato case) ssnd(jps_fice1)%laction = .TRUE. ! First-order regridded ice concentration, to be used producing atmos-to-ice fluxes (Met Office requirement) ! 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 = nn_cats_cpl IF ( TRIM( sn_snd_thick1%clcat ) == 'yes' ) ssnd(jps_fice1)%nct = nn_cats_cpl ENDIF IF (TRIM( sn_snd_ifrac%cldes ) == 'coupled') ssnd(jps_ficet)%laction = .TRUE. 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 = nn_cats_cpl 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 = nn_cats_cpl CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_thick%cldes' ) END SELECT ! ! ------------------------- ! ! ! Ice Meltponds ! ! ! ------------------------- ! ! Needed by Met Office 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 = nn_cats_cpl ssnd(jps_ht_p)%nct = nn_cats_cpl ELSE IF ( nn_cats_cpl > 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 = nn_cats_cpl ssnd(jps_ht_p)%nct = nn_cats_cpl ENDIF CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_mpnd%cldes; '//sn_snd_mpnd%cldes ) END SELECT ! ! ------------------------- ! ! ! 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_ocxw)%clname = 'O_OCurxw' ssnd(jps_ocyw)%clname = 'O_OCuryw' ! 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 ssnd(jps_ocxw:jps_ocyw)%nsgn = -1. ! vectors: change of the sign at the north fold IF( sn_snd_crtw%clvgrd == 'U,V' ) THEN ssnd(jps_ocxw)%clgrid = 'U' ; ssnd(jps_ocyw)%clgrid = 'V' ELSE IF( sn_snd_crtw%clvgrd /= 'T' ) THEN CALL ctl_stop( 'sn_snd_crtw%clvgrd must be equal to T' ) ENDIF IF( TRIM( sn_snd_crtw%clvor ) == 'eastward-northward' ) ssnd(jps_ocxw:jps_ocyw)%nsgn = 1. SELECT CASE( TRIM( sn_snd_crtw%cldes ) ) CASE( 'none' ) ; ssnd(jps_ocxw:jps_ocyw)%laction = .FALSE. CASE( 'oce only' ) ; ssnd(jps_ocxw:jps_ocyw)%laction = .TRUE. 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_crtw%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 ! ! ! ------------------------- ! ! needed by Met Office ssnd(jps_sstfrz)%clname = 'O_SSTFrz' ; IF( TRIM(sn_snd_sstfrz%cldes) == 'coupled' ) ssnd(jps_sstfrz)%laction = .TRUE. ! ! ! ------------------------- ! ! ! Ice conductivity ! ! ! ------------------------- ! ! needed by Met Office ! 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_ttilyr )%clname = 'O_TtiLyr' SELECT CASE ( TRIM( sn_snd_ttilyr%cldes ) ) CASE ( 'none' ) ssnd(jps_ttilyr)%laction = .FALSE. CASE ( 'ice only' ) ssnd(jps_ttilyr)%laction = .TRUE. IF ( TRIM( sn_snd_ttilyr%clcat ) == 'yes' ) THEN ssnd(jps_ttilyr)%nct = nn_cats_cpl ELSE IF ( nn_cats_cpl > 1 ) THEN CALL ctl_stop( 'sbc_cpl_init: use weighted ice option for sn_snd_ttilyr%cldes if not exchanging category fields' ) ENDIF ENDIF CASE ( 'weighted ice' ) ssnd(jps_ttilyr)%laction = .TRUE. IF ( TRIM( sn_snd_ttilyr%clcat ) == 'yes' ) ssnd(jps_ttilyr)%nct = nn_cats_cpl CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_ttilyr%cldes;'//sn_snd_ttilyr%cldes ) END SELECT 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 = nn_cats_cpl ELSE IF ( nn_cats_cpl > 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 = nn_cats_cpl CASE default ; CALL ctl_stop( 'sbc_cpl_init: wrong definition of sn_snd_cond%cldes;'//sn_snd_cond%cldes ) END SELECT ! ! ! ------------------------- ! ! ! Sea surface height ! ! ! ------------------------- ! ssnd(jps_wlev)%clname = 'O_Wlevel' ; IF( TRIM(sn_snd_wlev%cldes) == 'coupled' ) ssnd(jps_wlev)%laction = .TRUE. ! ! ------------------------------- ! ! ! OPA-SAS coupling - snd by opa ! ! ! ------------------------------- ! ssnd(jps_ssh )%clname = 'O_SSHght' ssnd(jps_soce )%clname = 'O_SSSal' ssnd(jps_e3t1st)%clname = 'O_E3T1st' ssnd(jps_fraqsr)%clname = 'O_FraQsr' ! IF( nn_components == jp_iam_opa ) THEN ssnd(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling ssnd( (/jps_toce, jps_soce, jps_ssh, jps_fraqsr, jps_ocx1, jps_ocy1/) )%laction = .TRUE. ssnd( jps_e3t1st )%laction = .NOT.ln_linssh ! vector definition: not used but cleaner... ssnd(jps_ocx1)%clgrid = 'U' ! oce components given at U-point ssnd(jps_ocy1)%clgrid = 'V' ! and V-point sn_snd_crt%clvgrd = 'U,V' sn_snd_crt%clvor = 'local grid' sn_snd_crt%clvref = 'spherical' ! IF(lwp) THEN ! control print WRITE(numout,*) WRITE(numout,*)' sent fields to SAS component ' WRITE(numout,*)' sea surface temperature (T before, Celsius) ' WRITE(numout,*)' sea surface salinity ' WRITE(numout,*)' surface currents U,V on local grid and spherical coordinates' WRITE(numout,*)' sea surface height ' WRITE(numout,*)' thickness of first ocean T level ' WRITE(numout,*)' fraction of solar net radiation absorbed in the first ocean level' WRITE(numout,*) ENDIF ENDIF ! ! ------------------------------- ! ! ! OPA-SAS coupling - snd by sas ! ! ! ------------------------------- ! ssnd(jps_sflx )%clname = 'I_SFLX' ssnd(jps_fice2 )%clname = 'IIceFrc' ssnd(jps_qsroce)%clname = 'I_QsrOce' ssnd(jps_qnsoce)%clname = 'I_QnsOce' ssnd(jps_oemp )%clname = 'IOEvaMPr' ssnd(jps_otx1 )%clname = 'I_OTaux1' ssnd(jps_oty1 )%clname = 'I_OTauy1' ssnd(jps_rnf )%clname = 'I_Runoff' ssnd(jps_taum )%clname = 'I_TauMod' ! IF( nn_components == jp_iam_sas ) THEN IF( .NOT. ln_cpl ) ssnd(:)%laction = .FALSE. ! force default definition in case of opa <-> sas coupling ssnd( (/jps_qsroce, jps_qnsoce, jps_oemp, jps_fice2, jps_sflx, jps_otx1, jps_oty1, jps_taum/) )%laction = .TRUE. ! ! Change first letter to couple with atmosphere if already coupled with sea_ice ! this is nedeed as each variable name used in the namcouple must be unique: ! for example O_SSTSST sent by OPA to SAS and therefore S_SSTSST sent by SAS to the Atmosphere DO jn = 1, jpsnd IF ( ssnd(jn)%clname(1:1) == "O" ) ssnd(jn)%clname = "S"//ssnd(jn)%clname(2:LEN(ssnd(jn)%clname)) END DO ! IF(lwp) THEN ! control print WRITE(numout,*) IF( .NOT. ln_cpl ) THEN WRITE(numout,*)' sent fields to OPA component ' ELSE WRITE(numout,*)' Additional sent fields to OPA component : ' ENDIF WRITE(numout,*)' ice cover ' WRITE(numout,*)' oce only EMP ' WRITE(numout,*)' salt flux ' WRITE(numout,*)' mixed oce-ice solar flux ' WRITE(numout,*)' mixed oce-ice non solar flux ' WRITE(numout,*)' wind stress U,V components' WRITE(numout,*)' wind stress module' ENDIF ENDIF ! ! ================================ ! ! 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 xcplmask(:,:,0) = 1. - SUM( xcplmask(:,:,1:nn_cplmodel), dim = 3 ) ! ncpl_qsr_freq = cpl_freq( 'O_QsrOce' ) + cpl_freq( 'O_QsrMix' ) + cpl_freq( 'I_QsrOce' ) + cpl_freq( 'I_QsrMix' ) IF( ln_dm2dc .AND. ln_cpl .AND. ncpl_qsr_freq /= 86400 ) & & CALL ctl_stop( 'sbc_cpl_init: diurnal cycle reconstruction (ln_dm2dc) needs daily couping for solar radiation' ) IF( ln_dm2dc .AND. ln_cpl ) ncpl_qsr_freq = 86400 / ncpl_qsr_freq ! 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) !!---------------------------------------------------------------------- USE zdf_oce, ONLY : ln_zdfswm ! 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, jn ! dummy loop indices INTEGER :: isec ! number of seconds since nit000 (assuming rdt 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), DIMENSION(jpi,jpj) :: ztx, zty, zmsk, zemp, zqns, zqsr !!---------------------------------------------------------------------- ! IF( ln_mixcpl ) zmsk(:,:) = 1. - xcplmask(:,:,0) ! ! ! ======================================================= ! ! ! Receive all the atmos. fields (including ice information) ! ! ======================================================= ! isec = ( kt - nit000 ) * NINT( rdt ) ! 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(:,:,1:nn_cplmodel), 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_multi( 'sbccpl', frcv(jpr_otx1)%z3(:,:,1), 'U', -1., 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 DO jj = 2, jpjm1 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( 'sbccpl', 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 ) DO jj = 1, jpj DO ji = 1, jpi frcv(jpr_w10m)%z3(ji,jj,1) = SQRT( frcv(jpr_taum)%z3(ji,jj,1) * zcoef ) END DO END DO ENDIF 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 ! IF( ln_mixcpl ) THEN utau(:,:) = utau(:,:) * xcplmask(:,:,0) + frcv(jpr_otx1)%z3(:,:,1) * zmsk(:,:) vtau(:,:) = vtau(:,:) * xcplmask(:,:,0) + frcv(jpr_oty1)%z3(:,:,1) * zmsk(:,:) taum(:,:) = taum(:,:) * xcplmask(:,:,0) + frcv(jpr_taum)%z3(:,:,1) * zmsk(:,:) wndm(:,:) = wndm(:,:) * xcplmask(:,:,0) + frcv(jpr_w10m)%z3(:,:,1) * zmsk(:,:) ELSE utau(:,:) = frcv(jpr_otx1)%z3(:,:,1) vtau(:,:) = frcv(jpr_oty1)%z3(:,:,1) taum(:,:) = frcv(jpr_taum)%z3(:,:,1) wndm(:,:) = frcv(jpr_w10m)%z3(:,:,1) ENDIF CALL iom_put( "taum_oce", taum ) ! output wind stress module ! ENDIF ! ! ================== ! ! ! atmosph. CO2 (ppm) ! ! ! ================== ! IF( srcv(jpr_co2)%laction ) atm_co2(:,:) = frcv(jpr_co2)%z3(:,:,1) ! ! ! ================== ! ! ! ice skin temp. ! ! ! ================== ! #if defined key_si3 ! needed by Met Office IF( srcv(jpr_ts_ice)%laction ) THEN WHERE ( frcv(jpr_ts_ice)%z3(:,:,:) > 0.0 ) ; tsfc_ice(:,:,:) = 0.0 ELSEWHERE( frcv(jpr_ts_ice)%z3(:,:,:) < -60. ) ; tsfc_ice(:,:,:) = -60. ELSEWHERE ; tsfc_ice(:,:,:) = frcv(jpr_ts_ice)%z3(:,:,:) END WHERE ENDIF #endif ! ! ========================= ! ! ! Mean Sea Level Pressure ! (taum) ! ! ========================= ! IF( srcv(jpr_mslp)%laction ) THEN ! UKMO SHELF effect of atmospheric pressure on SSH IF( kt /= nit000 ) ssh_ibb(:,:) = ssh_ib(:,:) !* Swap of ssh_ib fields r1_grau = 1.e0 / (grav * rau0) !* constant for optimization ssh_ib(:,:) = - ( frcv(jpr_mslp)%z3(:,:,1) - rpref ) * r1_grau ! equivalent ssh (inverse barometer) apr (:,:) = frcv(jpr_mslp)%z3(:,:,1) !atmospheric pressure IF( kt == nit000 ) ssh_ibb(:,:) = ssh_ib(:,:) ! correct this later (read from restart if possible) END IF ! IF( ln_sdw ) THEN ! Stokes Drift correction activated ! ! ========================= ! ! ! Stokes drift u ! ! ! ========================= ! IF( srcv(jpr_sdrftx)%laction ) ut0sd(:,:) = frcv(jpr_sdrftx)%z3(:,:,1) ! ! ! ========================= ! ! ! Stokes drift v ! ! ! ========================= ! IF( srcv(jpr_sdrfty)%laction ) vt0sd(:,:) = frcv(jpr_sdrfty)%z3(:,:,1) ! ! ! ========================= ! ! ! Wave mean period ! ! ! ========================= ! IF( srcv(jpr_wper)%laction ) wmp(:,:) = frcv(jpr_wper)%z3(:,:,1) ! ! ! ========================= ! ! ! Significant wave height ! ! ! ========================= ! IF( srcv(jpr_hsig)%laction ) hsw(:,:) = frcv(jpr_hsig)%z3(:,:,1) ! ! ! ========================= ! ! ! Wave peak frequency ! ! ! ========================= ! IF( srcv(jpr_wfreq)%laction ) wfreq(:,:) = frcv(jpr_wfreq)%z3(:,:,1) ! ! ! ========================= ! ! ! Vertical mixing Qiao ! ! ! ========================= ! IF( srcv(jpr_wnum)%laction .AND. ln_zdfswm ) wnum(:,:) = frcv(jpr_wnum)%z3(:,:,1) ! Calculate the 3D Stokes drift both in coupled and not fully uncoupled mode IF( srcv(jpr_sdrftx)%laction .OR. srcv(jpr_sdrfty)%laction .OR. srcv(jpr_wper)%laction & .OR. srcv(jpr_hsig)%laction .OR. srcv(jpr_wfreq)%laction) THEN CALL sbc_stokes() ENDIF ENDIF ! ! ========================= ! ! ! Stress adsorbed by waves ! ! ! ========================= ! IF( srcv(jpr_tauwoc)%laction .AND. ln_tauwoc ) tauoc_wave(:,:) = frcv(jpr_tauwoc)%z3(:,:,1) ! ! ========================= ! ! ! Stress component by waves ! ! ! ========================= ! IF( srcv(jpr_tauwx)%laction .AND. srcv(jpr_tauwy)%laction .AND. ln_tauw ) THEN tauw_x(:,:) = frcv(jpr_tauwx)%z3(:,:,1) tauw_y(:,:) = frcv(jpr_tauwy)%z3(:,:,1) ENDIF ! ! ========================= ! ! ! Wave drag coefficient ! ! ! ========================= ! IF( srcv(jpr_wdrag)%laction .AND. ln_cdgw ) cdn_wave(:,:) = frcv(jpr_wdrag)%z3(:,:,1) ! Fields received by SAS when OASIS coupling ! (arrays no more filled at sbcssm stage) ! ! ================== ! ! ! SSS ! ! ! ================== ! IF( srcv(jpr_soce)%laction ) THEN ! received by sas in case of opa <-> sas coupling sss_m(:,:) = frcv(jpr_soce)%z3(:,:,1) CALL iom_put( 'sss_m', sss_m ) ENDIF ! ! ! ================== ! ! ! SST ! ! ! ================== ! IF( srcv(jpr_toce)%laction ) THEN ! received by sas in case of opa <-> sas coupling sst_m(:,:) = frcv(jpr_toce)%z3(:,:,1) IF( srcv(jpr_soce)%laction .AND. l_useCT ) THEN ! make sure that sst_m is the potential temperature sst_m(:,:) = eos_pt_from_ct( sst_m(:,:), sss_m(:,:) ) ENDIF ENDIF ! ! ================== ! ! ! SSH ! ! ! ================== ! IF( srcv(jpr_ssh )%laction ) THEN ! received by sas in case of opa <-> sas coupling ssh_m(:,:) = frcv(jpr_ssh )%z3(:,:,1) CALL iom_put( 'ssh_m', ssh_m ) ENDIF ! ! ================== ! ! ! surface currents ! ! ! ================== ! IF( srcv(jpr_ocx1)%laction ) THEN ! received by sas in case of opa <-> sas coupling ssu_m(:,:) = frcv(jpr_ocx1)%z3(:,:,1) ub (:,:,1) = ssu_m(:,:) ! will be used in icestp in the call of ice_forcing_tau un (:,:,1) = ssu_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling CALL iom_put( 'ssu_m', ssu_m ) ENDIF IF( srcv(jpr_ocy1)%laction ) THEN ssv_m(:,:) = frcv(jpr_ocy1)%z3(:,:,1) vb (:,:,1) = ssv_m(:,:) ! will be used in icestp in the call of ice_forcing_tau vn (:,:,1) = ssv_m(:,:) ! will be used in sbc_cpl_snd if atmosphere coupling CALL iom_put( 'ssv_m', ssv_m ) ENDIF ! ! ======================== ! ! ! first T level thickness ! ! ! ======================== ! IF( srcv(jpr_e3t1st )%laction ) THEN ! received by sas in case of opa <-> sas coupling e3t_m(:,:) = frcv(jpr_e3t1st )%z3(:,:,1) CALL iom_put( 'e3t_m', e3t_m(:,:) ) ENDIF ! ! ================================ ! ! ! fraction of solar net radiation ! ! ! ================================ ! IF( srcv(jpr_fraqsr)%laction ) THEN ! received by sas in case of opa <-> sas coupling frq_m(:,:) = frcv(jpr_fraqsr)%z3(:,:,1) CALL iom_put( 'frq_m', frq_m ) ENDIF ! ! ========================= ! IF( k_ice <= 1 .AND. MOD( kt-1, k_fsbc ) == 0 ) THEN ! heat & freshwater fluxes ! (Ocean only case) ! ! ========================= ! ! ! ! total freshwater fluxes over the ocean (emp) IF( srcv(jpr_oemp)%laction .OR. srcv(jpr_rain)%laction ) THEN SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) ! evaporation - precipitation CASE( 'conservative' ) zemp(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ( frcv(jpr_rain)%z3(:,:,1) + frcv(jpr_snow)%z3(:,:,1) ) CASE( 'oce only', 'oce and ice' ) zemp(:,:) = frcv(jpr_oemp)%z3(:,:,1) CASE default CALL ctl_stop( 'sbc_cpl_rcv: wrong definition of sn_rcv_emp%cldes' ) END SELECT ELSE zemp(:,:) = 0._wp ENDIF ! ! ! runoffs and calving (added in emp) IF( srcv(jpr_rnf)%laction ) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1) IF( srcv(jpr_cal)%laction ) zemp(:,:) = zemp(:,:) - frcv(jpr_cal)%z3(:,:,1) IF( srcv(jpr_icb)%laction ) THEN fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1) rnf(:,:) = rnf(:,:) + fwficb(:,:) ! iceberg added to runfofs ENDIF IF( srcv(jpr_isf)%laction ) fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ! fresh water flux from the isf (fwfisf <0 mean melting) IF( ln_mixcpl ) THEN ; emp(:,:) = emp(:,:) * xcplmask(:,:,0) + zemp(:,:) * zmsk(:,:) ELSE ; emp(:,:) = zemp(:,:) ENDIF ! ! ! non solar heat flux over the ocean (qns) IF( srcv(jpr_qnsoce)%laction ) THEN ; zqns(:,:) = frcv(jpr_qnsoce)%z3(:,:,1) ELSE IF( srcv(jpr_qnsmix)%laction ) THEN ; zqns(:,:) = frcv(jpr_qnsmix)%z3(:,:,1) ELSE ; zqns(:,:) = 0._wp END IF ! update qns over the free ocean with: IF( nn_components /= jp_iam_opa ) THEN zqns(:,:) = zqns(:,:) - zemp(:,:) * sst_m(:,:) * rcp ! remove heat content due to mass flux (assumed to be at SST) IF( srcv(jpr_snow )%laction ) THEN zqns(:,:) = zqns(:,:) - frcv(jpr_snow)%z3(:,:,1) * rLfus ! energy for melting solid precipitation over the free ocean ENDIF ENDIF ! IF( srcv(jpr_icb)%laction ) zqns(:,:) = zqns(:,:) - frcv(jpr_icb)%z3(:,:,1) * rLfus ! remove heat content associated to iceberg melting ! IF( ln_mixcpl ) THEN ; qns(:,:) = qns(:,:) * xcplmask(:,:,0) + zqns(:,:) * zmsk(:,:) ELSE ; qns(:,:) = zqns(:,:) ENDIF ! ! solar flux over the ocean (qsr) IF ( srcv(jpr_qsroce)%laction ) THEN ; zqsr(:,:) = frcv(jpr_qsroce)%z3(:,:,1) ELSE IF( srcv(jpr_qsrmix)%laction ) then ; zqsr(:,:) = frcv(jpr_qsrmix)%z3(:,:,1) ELSE ; zqsr(:,:) = 0._wp ENDIF IF( ln_dm2dc .AND. ln_cpl ) zqsr(:,:) = sbc_dcy( zqsr ) ! modify qsr to include the diurnal cycle IF( ln_mixcpl ) THEN ; qsr(:,:) = qsr(:,:) * xcplmask(:,:,0) + zqsr(:,:) * zmsk(:,:) ELSE ; qsr(:,:) = zqsr(:,:) ENDIF ! ! salt flux over the ocean (received by opa in case of opa <-> sas coupling) IF( srcv(jpr_sflx )%laction ) sfx(:,:) = frcv(jpr_sflx )%z3(:,:,1) ! Ice cover (received by opa in case of opa <-> sas coupling) IF( srcv(jpr_fice )%laction ) fr_i(:,:) = frcv(jpr_fice )%z3(:,:,1) ! ENDIF ! 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: !! 'C'-grid : i- (j-) components given at U- (V-) 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 ice grid 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. !! !! ** Action : return ptau_i, ptau_j, the stress over the ice !!---------------------------------------------------------------------- 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), DIMENSION(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 ! | ! (C-grid ==>(U,V)) j | T U ! | | ! j j-1 -I-------| ! (for I) | | ! i-1 i i ! i i+1 (for I) 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(ji,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_multi( 'sbccpl', p_taui, 'U', -1., p_tauj, 'V', -1. ) ENDIF ENDIF ! END SUBROUTINE sbc_cpl_ice_tau SUBROUTINE sbc_cpl_ice_flx( picefr, palbi, psst, pist, phs, phi ) !!---------------------------------------------------------------------- !! *** 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 !! calving directly enter the ocean (runoffs are read but included in trasbc.F90) !! * solid precipitation (sprecip), used to add to qns_tot !! the heat lost associated to melting solid precipitation !! over the ocean fraction. !! * heat content of rain, snow and evap can also be provided, !! otherwise heat flux associated with these mass flux are !! guessed (qemp_oce, qemp_ice) !! !! - 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. !! !! ** Details !! qns_tot = (1-a) * qns_oce + a * qns_ice => provided !! + qemp_oce + qemp_ice => recalculated and added up to qns !! !! qsr_tot = (1-a) * qsr_oce + a * qsr_ice => provided !! !! emp_tot = emp_oce + emp_ice => calving is provided and added to emp_tot (and emp_oce). !! runoff (which includes rivers+icebergs) and iceshelf !! are provided but not included in emp here. Only runoff will !! be included in emp in other parts of NEMO code !! ** 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) (-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(:,:) :: picefr ! ice 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] REAL(wp), INTENT(in), DIMENSION(:,:,:), OPTIONAL :: phs ! snow depth [m] REAL(wp), INTENT(in), DIMENSION(:,:,:), OPTIONAL :: phi ! ice thickness [m] ! INTEGER :: ji, jj, jl ! dummy loop index REAL(wp) :: ztri ! local scalar REAL(wp), DIMENSION(jpi,jpj) :: zcptn, zcptrain, zcptsnw, ziceld, zmsk, zsnw REAL(wp), DIMENSION(jpi,jpj) :: zemp_tot, zemp_ice, zemp_oce, ztprecip, zsprecip , zevap_oce, zdevap_ice REAL(wp), DIMENSION(jpi,jpj) :: zqns_tot, zqns_oce, zqsr_tot, zqsr_oce, zqprec_ice, zqemp_oce, zqemp_ice REAL(wp), DIMENSION(jpi,jpj,jpl) :: zqns_ice, zqsr_ice, zdqns_ice, zqevap_ice, zevap_ice !!gm , zfrqsr_tr_i !!---------------------------------------------------------------------- ! IF( ln_mixcpl ) zmsk(:,:) = 1. - xcplmask(:,:,0) ziceld(:,:) = 1._wp - picefr(:,:) zcptn (:,:) = rcp * sst_m(:,:) ! ! ! ========================= ! ! ! freshwater budget ! (emp_tot) ! ! ========================= ! ! ! ! solid Precipitation (sprecip) ! ! liquid + solid Precipitation (tprecip) ! ! total Evaporation - total Precipitation (emp_tot) ! ! sublimation - solid precipitation (cell average) (emp_ice) SELECT CASE( TRIM( sn_rcv_emp%cldes ) ) CASE( 'conservative' ) ! received fields: jpr_rain, jpr_snow, jpr_ievp, jpr_tevp zsprecip(:,:) = frcv(jpr_snow)%z3(:,:,1) ! May need to ensure positive here ztprecip(:,:) = frcv(jpr_rain)%z3(:,:,1) + zsprecip(:,:) ! May need to ensure positive here zemp_tot(:,:) = frcv(jpr_tevp)%z3(:,:,1) - ztprecip(:,:) zemp_ice(:,:) = ( frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_snow)%z3(:,:,1) ) * picefr(:,:) CASE( 'oce and ice' ) ! received fields: jpr_sbpr, jpr_semp, jpr_oemp, jpr_ievp zemp_tot(:,:) = ziceld(:,:) * frcv(jpr_oemp)%z3(:,:,1) + picefr(:,:) * frcv(jpr_sbpr)%z3(:,:,1) zemp_ice(:,:) = frcv(jpr_semp)%z3(:,:,1) * picefr(:,:) zsprecip(:,:) = frcv(jpr_ievp)%z3(:,:,1) - frcv(jpr_semp)%z3(:,:,1) ztprecip(:,:) = frcv(jpr_semp)%z3(:,:,1) - frcv(jpr_sbpr)%z3(:,:,1) + zsprecip(:,:) CASE( 'none' ) ! Not available as for now: needs additional coding below when computing zevap_oce ! ! since fields received are not defined with none option CALL ctl_stop( 'STOP', 'sbccpl/sbc_cpl_ice_flx: some fields are not defined. Change sn_rcv_emp value in namelist namsbc_cpl' ) END SELECT #if defined key_si3 ! zsnw = snow fraction over ice after wind blowing (=picefr if no blowing) zsnw(:,:) = 0._wp ; CALL ice_thd_snwblow( ziceld, zsnw ) ! --- evaporation minus precipitation corrected (because of wind blowing on snow) --- ! zemp_ice(:,:) = zemp_ice(:,:) + zsprecip(:,:) * ( picefr(:,:) - zsnw(:,:) ) ! emp_ice = A * sublimation - zsnw * sprecip zemp_oce(:,:) = zemp_tot(:,:) - zemp_ice(:,:) ! emp_oce = emp_tot - emp_ice ! --- evaporation over ocean (used later for qemp) --- ! zevap_oce(:,:) = frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) ! --- evaporation over ice (kg/m2/s) --- ! DO jl=1,jpl IF (sn_rcv_emp%clcat == 'yes') THEN ; zevap_ice(:,:,jl) = frcv(jpr_ievp)%z3(:,:,jl) ELSE ; zevap_ice(:,:,jl) = frcv(jpr_ievp)%z3(:,:,1 ) ; ENDIF ENDDO ! since the sensitivity of evap to temperature (devap/dT) is not prescribed by the atmosphere, we set it to 0 ! therefore, sublimation is not redistributed over the ice categories when no subgrid scale fluxes are provided by atm. zdevap_ice(:,:) = 0._wp ! --- Continental fluxes --- ! IF( srcv(jpr_rnf)%laction ) THEN ! runoffs (included in emp later on) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1) ENDIF IF( srcv(jpr_cal)%laction ) THEN ! calving (put in emp_tot and emp_oce) zemp_tot(:,:) = zemp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) zemp_oce(:,:) = zemp_oce(:,:) - frcv(jpr_cal)%z3(:,:,1) ENDIF IF( srcv(jpr_icb)%laction ) THEN ! iceberg added to runoffs fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1) rnf(:,:) = rnf(:,:) + fwficb(:,:) ENDIF IF( srcv(jpr_isf)%laction ) THEN ! iceshelf (fwfisf <0 mean melting) fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ENDIF IF( ln_mixcpl ) THEN emp_tot(:,:) = emp_tot(:,:) * xcplmask(:,:,0) + zemp_tot(:,:) * zmsk(:,:) emp_ice(:,:) = emp_ice(:,:) * xcplmask(:,:,0) + zemp_ice(:,:) * zmsk(:,:) emp_oce(:,:) = emp_oce(:,:) * xcplmask(:,:,0) + zemp_oce(:,:) * zmsk(:,:) sprecip(:,:) = sprecip(:,:) * xcplmask(:,:,0) + zsprecip(:,:) * zmsk(:,:) tprecip(:,:) = tprecip(:,:) * xcplmask(:,:,0) + ztprecip(:,:) * zmsk(:,:) DO jl = 1, jpl evap_ice (:,:,jl) = evap_ice (:,:,jl) * xcplmask(:,:,0) + zevap_ice (:,:,jl) * zmsk(:,:) devap_ice(:,:,jl) = devap_ice(:,:,jl) * xcplmask(:,:,0) + zdevap_ice(:,:) * zmsk(:,:) END DO ELSE emp_tot (:,:) = zemp_tot (:,:) emp_ice (:,:) = zemp_ice (:,:) emp_oce (:,:) = zemp_oce (:,:) sprecip (:,:) = zsprecip (:,:) tprecip (:,:) = ztprecip (:,:) evap_ice(:,:,:) = zevap_ice(:,:,:) DO jl = 1, jpl devap_ice(:,:,jl) = zdevap_ice(:,:) END DO ENDIF #else zsnw(:,:) = picefr(:,:) ! --- Continental fluxes --- ! IF( srcv(jpr_rnf)%laction ) THEN ! runoffs (included in emp later on) rnf(:,:) = frcv(jpr_rnf)%z3(:,:,1) ENDIF IF( srcv(jpr_cal)%laction ) THEN ! calving (put in emp_tot) zemp_tot(:,:) = zemp_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) ENDIF IF( srcv(jpr_icb)%laction ) THEN ! iceberg added to runoffs fwficb(:,:) = frcv(jpr_icb)%z3(:,:,1) rnf(:,:) = rnf(:,:) + fwficb(:,:) ENDIF IF( srcv(jpr_isf)%laction ) THEN ! iceshelf (fwfisf <0 mean melting) fwfisf(:,:) = - frcv(jpr_isf)%z3(:,:,1) ENDIF ! IF( ln_mixcpl ) THEN emp_tot(:,:) = emp_tot(:,:) * xcplmask(:,:,0) + zemp_tot(:,:) * zmsk(:,:) emp_ice(:,:) = emp_ice(:,:) * xcplmask(:,:,0) + zemp_ice(:,:) * zmsk(:,:) sprecip(:,:) = sprecip(:,:) * xcplmask(:,:,0) + zsprecip(:,:) * zmsk(:,:) tprecip(:,:) = tprecip(:,:) * xcplmask(:,:,0) + ztprecip(:,:) * zmsk(:,:) ELSE emp_tot(:,:) = zemp_tot(:,:) emp_ice(:,:) = zemp_ice(:,:) sprecip(:,:) = zsprecip(:,:) tprecip(:,:) = ztprecip(:,:) ENDIF ! #endif ! outputs !! IF( srcv(jpr_rnf)%laction ) CALL iom_put( 'runoffs' , rnf(:,:) * tmask(:,:,1) ) ! runoff !! IF( srcv(jpr_isf)%laction ) CALL iom_put( 'iceshelf_cea', -fwfisf(:,:) * tmask(:,:,1) ) ! iceshelf IF( srcv(jpr_cal)%laction ) CALL iom_put( 'calving_cea' , frcv(jpr_cal)%z3(:,:,1) * tmask(:,:,1) ) ! calving IF( srcv(jpr_icb)%laction ) CALL iom_put( 'iceberg_cea' , frcv(jpr_icb)%z3(:,:,1) * tmask(:,:,1) ) ! icebergs IF( iom_use('snowpre') ) CALL iom_put( 'snowpre' , sprecip(:,:) ) ! Snow IF( iom_use('precip') ) CALL iom_put( 'precip' , tprecip(:,:) ) ! total precipitation IF( iom_use('rain') ) CALL iom_put( 'rain' , tprecip(:,:) - sprecip(:,:) ) ! liquid precipitation IF( iom_use('snow_ao_cea') ) CALL iom_put( 'snow_ao_cea' , sprecip(:,:) * ( 1._wp - zsnw(:,:) ) ) ! Snow over ice-free ocean (cell average) IF( iom_use('snow_ai_cea') ) CALL iom_put( 'snow_ai_cea' , sprecip(:,:) * zsnw(:,:) ) ! Snow over sea-ice (cell average) 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) IF( iom_use('evap_ao_cea') ) CALL iom_put( 'evap_ao_cea' , ( frcv(jpr_tevp)%z3(:,:,1) & & - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) ) * tmask(:,:,1) ) ! ice-free oce evap (cell average) ! note: runoff output is done in sbcrnf (which includes icebergs too) and iceshelf output is done in sbcisf ! ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_qns%cldes ) ) ! non solar heat fluxes ! (qns) ! ! ========================= ! CASE( 'oce only' ) ! the required field is directly provided zqns_tot(:,:) = frcv(jpr_qnsoce)%z3(:,:,1) CASE( 'conservative' ) ! the required fields are directly provided zqns_tot(:,:) = frcv(jpr_qnsmix)%z3(:,:,1) IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN zqns_ice(:,:,1:jpl) = frcv(jpr_qnsice)%z3(:,:,1:jpl) ELSE DO jl = 1, jpl zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1) ! Set all category values equal END DO ENDIF CASE( 'oce and ice' ) ! the total flux is computed from ocean and ice fluxes zqns_tot(:,:) = ziceld(:,:) * frcv(jpr_qnsoce)%z3(:,:,1) IF ( TRIM(sn_rcv_qns%clcat) == 'yes' ) THEN DO jl=1,jpl zqns_tot(:,: ) = zqns_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qnsice)%z3(:,:,jl) zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,jl) ENDDO ELSE qns_tot(:,:) = qns_tot(:,:) + picefr(:,:) * frcv(jpr_qnsice)%z3(:,:,1) DO jl = 1, jpl zqns_tot(:,: ) = zqns_tot(:,:) + picefr(:,:) * frcv(jpr_qnsice)%z3(:,:,1) zqns_ice(:,:,jl) = frcv(jpr_qnsice)%z3(:,:,1) END DO 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 ** zqns_tot(:,: ) = frcv(jpr_qnsmix)%z3(:,:,1) zqns_ice(:,:,1) = frcv(jpr_qnsmix)%z3(:,:,1) & & + frcv(jpr_dqnsdt)%z3(:,:,1) * ( pist(:,:,1) - ( (rt0 + psst(:,: ) ) * ziceld(:,:) & & + pist(:,:,1) * picefr(:,:) ) ) END SELECT ! ! --- calving (removed from qns_tot) --- ! IF( srcv(jpr_cal)%laction ) zqns_tot(:,:) = zqns_tot(:,:) - frcv(jpr_cal)%z3(:,:,1) * rLfus ! remove latent heat of calving ! we suppose it melts at 0deg, though it should be temp. of surrounding ocean ! --- iceberg (removed from qns_tot) --- ! IF( srcv(jpr_icb)%laction ) zqns_tot(:,:) = zqns_tot(:,:) - frcv(jpr_icb)%z3(:,:,1) * rLfus ! remove latent heat of iceberg melting #if defined key_si3 ! --- non solar flux over ocean --- ! ! note: ziceld cannot be = 0 since we limit the ice concentration to amax zqns_oce = 0._wp WHERE( ziceld /= 0._wp ) zqns_oce(:,:) = ( zqns_tot(:,:) - SUM( a_i * zqns_ice, dim=3 ) ) / ziceld(:,:) ! Heat content per unit mass of snow (J/kg) WHERE( SUM( a_i, dim=3 ) > 1.e-10 ) ; zcptsnw(:,:) = rcpi * SUM( (tn_ice - rt0) * a_i, dim=3 ) / SUM( a_i, dim=3 ) ELSEWHERE ; zcptsnw(:,:) = zcptn(:,:) ENDWHERE ! Heat content per unit mass of rain (J/kg) zcptrain(:,:) = rcp * ( SUM( (tn_ice(:,:,:) - rt0) * a_i(:,:,:), dim=3 ) + sst_m(:,:) * ziceld(:,:) ) ! --- enthalpy of snow precip over ice in J/m3 (to be used in 1D-thermo) --- ! zqprec_ice(:,:) = rhos * ( zcptsnw(:,:) - rLfus ) ! --- heat content of evap over ice in W/m2 (to be used in 1D-thermo) --- ! DO jl = 1, jpl zqevap_ice(:,:,jl) = 0._wp ! should be -evap * ( ( Tice - rt0 ) * rcpi ) but atm. does not take it into account END DO ! --- heat flux associated with emp (W/m2) --- ! zqemp_oce(:,:) = - zevap_oce(:,:) * zcptn (:,:) & ! evap & + ( ztprecip(:,:) - zsprecip(:,:) ) * zcptrain(:,:) & ! liquid precip & + zsprecip(:,:) * ( 1._wp - zsnw ) * ( zcptsnw (:,:) - rLfus ) ! solid precip over ocean + snow melting zqemp_ice(:,:) = zsprecip(:,:) * zsnw * ( zcptsnw (:,:) - rLfus ) ! solid precip over ice (qevap_ice=0 since atm. does not take it into account) !! zqemp_ice(:,:) = - frcv(jpr_ievp)%z3(:,:,1) * picefr(:,:) * zcptsnw (:,:) & ! ice evap !! & + zsprecip(:,:) * zsnw * zqprec_ice(:,:) * r1_rhos ! solid precip over ice ! --- total non solar flux (including evap/precip) --- ! zqns_tot(:,:) = zqns_tot(:,:) + zqemp_ice(:,:) + zqemp_oce(:,:) ! --- in case both coupled/forced are active, we must mix values --- ! IF( ln_mixcpl ) THEN qns_tot(:,:) = qns_tot(:,:) * xcplmask(:,:,0) + zqns_tot(:,:)* zmsk(:,:) qns_oce(:,:) = qns_oce(:,:) * xcplmask(:,:,0) + zqns_oce(:,:)* zmsk(:,:) DO jl=1,jpl qns_ice (:,:,jl) = qns_ice (:,:,jl) * xcplmask(:,:,0) + zqns_ice (:,:,jl)* zmsk(:,:) qevap_ice(:,:,jl) = qevap_ice(:,:,jl) * xcplmask(:,:,0) + zqevap_ice(:,:,jl)* zmsk(:,:) ENDDO qprec_ice(:,:) = qprec_ice(:,:) * xcplmask(:,:,0) + zqprec_ice(:,:)* zmsk(:,:) qemp_oce (:,:) = qemp_oce(:,:) * xcplmask(:,:,0) + zqemp_oce(:,:)* zmsk(:,:) qemp_ice (:,:) = qemp_ice(:,:) * xcplmask(:,:,0) + zqemp_ice(:,:)* zmsk(:,:) ELSE qns_tot (:,: ) = zqns_tot (:,: ) qns_oce (:,: ) = zqns_oce (:,: ) qns_ice (:,:,:) = zqns_ice (:,:,:) qevap_ice(:,:,:) = zqevap_ice(:,:,:) qprec_ice(:,: ) = zqprec_ice(:,: ) qemp_oce (:,: ) = zqemp_oce (:,: ) qemp_ice (:,: ) = zqemp_ice (:,: ) ENDIF #else zcptsnw (:,:) = zcptn(:,:) zcptrain(:,:) = zcptn(:,:) ! clem: this formulation is certainly wrong... but better than it was... zqns_tot(:,:) = zqns_tot(:,:) & ! zqns_tot update over free ocean with: & - ( ziceld(:,:) * zsprecip(:,:) * rLfus ) & ! remove the latent heat flux of solid precip. melting & - ( zemp_tot(:,:) & ! remove the heat content of mass flux (assumed to be at SST) & - zemp_ice(:,:) ) * zcptn(:,:) IF( ln_mixcpl ) THEN qns_tot(:,:) = qns(:,:) * ziceld(:,:) + SUM( qns_ice(:,:,:) * a_i(:,:,:), dim=3 ) ! total flux from blk qns_tot(:,:) = qns_tot(:,:) * xcplmask(:,:,0) + zqns_tot(:,:)* zmsk(:,:) DO jl=1,jpl qns_ice(:,:,jl) = qns_ice(:,:,jl) * xcplmask(:,:,0) + zqns_ice(:,:,jl)* zmsk(:,:) ENDDO ELSE qns_tot(:,: ) = zqns_tot(:,: ) qns_ice(:,:,:) = zqns_ice(:,:,:) ENDIF #endif ! outputs IF ( srcv(jpr_cal)%laction ) CALL iom_put('hflx_cal_cea' , - frcv(jpr_cal)%z3(:,:,1) * rLfus ) ! latent heat from calving IF ( srcv(jpr_icb)%laction ) CALL iom_put('hflx_icb_cea' , - frcv(jpr_icb)%z3(:,:,1) * rLfus ) ! latent heat from icebergs melting IF ( iom_use('hflx_rain_cea') ) CALL iom_put('hflx_rain_cea' , ( tprecip(:,:) - sprecip(:,:) ) * zcptrain(:,:) ) ! heat flux from rain (cell average) IF ( iom_use('hflx_evap_cea') ) CALL iom_put('hflx_evap_cea' , ( frcv(jpr_tevp)%z3(:,:,1) - frcv(jpr_ievp)%z3(:,:,1) & & * picefr(:,:) ) * zcptn(:,:) * tmask(:,:,1) ) ! heat flux from evap (cell average) IF ( iom_use('hflx_snow_cea') ) CALL iom_put('hflx_snow_cea' , sprecip(:,:) * ( zcptsnw(:,:) - rLfus ) ) ! heat flux from snow (cell average) IF ( iom_use('hflx_snow_ao_cea') ) CALL iom_put('hflx_snow_ao_cea', sprecip(:,:) * ( zcptsnw(:,:) - rLfus ) & & * ( 1._wp - zsnw(:,:) ) ) ! heat flux from snow (over ocean) IF ( iom_use('hflx_snow_ai_cea') ) CALL iom_put('hflx_snow_ai_cea', sprecip(:,:) * ( zcptsnw(:,:) - rLfus ) & & * zsnw(:,:) ) ! heat flux from snow (over ice) ! note: hflx for runoff and iceshelf are done in sbcrnf and sbcisf resp. ! ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_qsr%cldes ) ) ! solar heat fluxes ! (qsr) ! ! ========================= ! CASE( 'oce only' ) zqsr_tot(:,: ) = MAX( 0._wp , frcv(jpr_qsroce)%z3(:,:,1) ) CASE( 'conservative' ) zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN zqsr_ice(:,:,1:jpl) = frcv(jpr_qsrice)%z3(:,:,1:jpl) ELSE ! Set all category values equal for the moment DO jl = 1, jpl zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1) END DO ENDIF zqsr_tot(:,: ) = frcv(jpr_qsrmix)%z3(:,:,1) zqsr_ice(:,:,1) = frcv(jpr_qsrice)%z3(:,:,1) CASE( 'oce and ice' ) zqsr_tot(:,: ) = ziceld(:,:) * frcv(jpr_qsroce)%z3(:,:,1) IF ( TRIM(sn_rcv_qsr%clcat) == 'yes' ) THEN DO jl = 1, jpl zqsr_tot(:,: ) = zqsr_tot(:,:) + a_i(:,:,jl) * frcv(jpr_qsrice)%z3(:,:,jl) zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,jl) END DO ELSE qsr_tot(:,: ) = qsr_tot(:,:) + picefr(:,:) * frcv(jpr_qsrice)%z3(:,:,1) DO jl = 1, jpl zqsr_tot(:,: ) = zqsr_tot(:,:) + picefr(:,:) * frcv(jpr_qsrice)%z3(:,:,1) zqsr_ice(:,:,jl) = frcv(jpr_qsrice)%z3(:,:,1) END DO ENDIF CASE( 'mixed oce-ice' ) zqsr_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 ) zqsr_ice(:,:,1) = frcv(jpr_qsrmix)%z3(:,:,1) * ( 1.- palbi(:,:,1) ) & & / ( 1.- ( alb_oce_mix(:,: ) * ziceld(:,:) & & + palbi (:,:,1) * picefr(:,:) ) ) CASE( 'none' ) ! Not available as for now: needs additional coding ! ! since fields received, here zqsr_tot, are not defined with none option CALL ctl_stop( 'STOP', 'sbccpl/sbc_cpl_ice_flx: some fields are not defined. Change sn_rcv_qsr value in namelist namsbc_cpl' ) END SELECT IF( ln_dm2dc .AND. ln_cpl ) THEN ! modify qsr to include the diurnal cycle zqsr_tot(:,: ) = sbc_dcy( zqsr_tot(:,: ) ) DO jl = 1, jpl zqsr_ice(:,:,jl) = sbc_dcy( zqsr_ice(:,:,jl) ) END DO ENDIF #if defined key_si3 ! --- solar flux over ocean --- ! ! note: ziceld cannot be = 0 since we limit the ice concentration to amax zqsr_oce = 0._wp WHERE( ziceld /= 0._wp ) zqsr_oce(:,:) = ( zqsr_tot(:,:) - SUM( a_i * zqsr_ice, dim=3 ) ) / ziceld(:,:) IF( ln_mixcpl ) THEN ; qsr_oce(:,:) = qsr_oce(:,:) * xcplmask(:,:,0) + zqsr_oce(:,:)* zmsk(:,:) ELSE ; qsr_oce(:,:) = zqsr_oce(:,:) ; ENDIF #endif IF( ln_mixcpl ) THEN qsr_tot(:,:) = qsr(:,:) * ziceld(:,:) + SUM( qsr_ice(:,:,:) * a_i(:,:,:), dim=3 ) ! total flux from blk qsr_tot(:,:) = qsr_tot(:,:) * xcplmask(:,:,0) + zqsr_tot(:,:)* zmsk(:,:) DO jl = 1, jpl qsr_ice(:,:,jl) = qsr_ice(:,:,jl) * xcplmask(:,:,0) + zqsr_ice(:,:,jl)* zmsk(:,:) END DO ELSE qsr_tot(:,: ) = zqsr_tot(:,: ) qsr_ice(:,:,:) = zqsr_ice(:,:,:) ENDIF ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_dqnsdt%cldes ) ) ! d(qns)/dt ! ! ! ========================= ! CASE ('coupled') IF ( TRIM(sn_rcv_dqnsdt%clcat) == 'yes' ) THEN zdqns_ice(:,:,1:jpl) = frcv(jpr_dqnsdt)%z3(:,:,1:jpl) ELSE ! Set all category values equal for the moment DO jl=1,jpl zdqns_ice(:,:,jl) = frcv(jpr_dqnsdt)%z3(:,:,1) ENDDO ENDIF END SELECT IF( ln_mixcpl ) THEN DO jl=1,jpl dqns_ice(:,:,jl) = dqns_ice(:,:,jl) * xcplmask(:,:,0) + zdqns_ice(:,:,jl) * zmsk(:,:) ENDDO ELSE dqns_ice(:,:,:) = zdqns_ice(:,:,:) ENDIF #if defined key_si3 ! ! ========================= ! SELECT CASE( TRIM( sn_rcv_iceflx%cldes ) ) ! ice topmelt and botmelt ! ! ! ========================= ! CASE ('coupled') qml_ice(:,:,:) = frcv(jpr_topm)%z3(:,:,:) qcn_ice(:,:,:) = frcv(jpr_botm)%z3(:,:,:) END SELECT ! ! ! ========================= ! ! ! Transmitted Qsr ! [W/m2] ! ! ========================= ! IF( .NOT.ln_cndflx ) THEN !== No conduction flux as surface forcing ==! ! ! ! ===> used prescribed cloud fraction representative for polar oceans in summer (0.81) ztri = 0.18 * ( 1.0 - cldf_ice ) + 0.35 * cldf_ice ! surface transmission parameter (Grenfell Maykut 77) ! qtr_ice_top(:,:,:) = ztri * qsr_ice(:,:,:) WHERE( phs(:,:,:) >= 0.0_wp ) qtr_ice_top(:,:,:) = 0._wp ! snow fully opaque WHERE( phi(:,:,:) <= 0.1_wp ) qtr_ice_top(:,:,:) = qsr_ice(:,:,:) ! thin ice transmits all solar radiation ! ELSEIF( ln_cndflx .AND. .NOT.ln_cndemulate ) THEN !== conduction flux as surface forcing ==! ! ! ! ===> here we must receive the qtr_ice_top array from the coupler ! for now just assume zero (fully opaque ice) qtr_ice_top(:,:,:) = 0._wp ! ENDIF ! #endif ! 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) :: zumax, zvmax REAL(wp), DIMENSION(jpi,jpj) :: zfr_l, ztmp1, ztmp2, zotx1, zoty1, zotz1, zitx1, zity1, zitz1 REAL(wp), DIMENSION(jpi,jpj,jpl) :: ztmp3, ztmp4 !!---------------------------------------------------------------------- ! isec = ( kt - nit000 ) * NINT( rdt ) ! 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 IF ( nn_components == jp_iam_opa ) THEN ztmp1(:,:) = tsn(:,:,1,jp_tem) ! send temperature as it is (potential or conservative) -> use of l_useCT on the received part ELSE ! we must send the surface potential temperature IF( l_useCT ) THEN ; ztmp1(:,:) = eos_pt_from_ct( tsn(:,:,1,jp_tem), tsn(:,:,1,jp_sal) ) ELSE ; ztmp1(:,:) = tsn(:,:,1,jp_tem) ENDIF ! SELECT CASE( sn_snd_temp%cldes) CASE( 'oce only' ) ; ztmp1(:,:) = ztmp1(:,:) + rt0 CASE( 'oce and ice' ) ; ztmp1(:,:) = ztmp1(:,:) + rt0 SELECT CASE( sn_snd_temp%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = tn_ice(:,:,1:jpl) CASE( 'no' ) WHERE( SUM( a_i, dim=3 ) /= 0. ) ztmp3(:,:,1) = SUM( tn_ice * a_i, dim=3 ) / SUM( a_i, dim=3 ) ELSEWHERE ztmp3(:,:,1) = rt0 END WHERE CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_temp%clcat' ) END SELECT CASE( 'weighted oce and ice' ) ; ztmp1(:,:) = ( ztmp1(:,:) + 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( 'oce and weighted ice') ; ztmp1(:,:) = tsn(:,:,1,jp_tem) + rt0 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(:,:) = ( ztmp1(:,:) + 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 ENDIF 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 ! ! ! ------------------------- ! ! ! 1st layer ice/snow temp. ! ! ! ------------------------- ! #if defined key_si3 ! needed by Met Office IF( ssnd(jps_ttilyr)%laction) THEN SELECT CASE( sn_snd_ttilyr%cldes) CASE ('weighted ice') ztmp3(:,:,1:jpl) = t1_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_ttilyr%cldes' ) END SELECT IF( ssnd(jps_ttilyr)%laction ) CALL cpl_snd( jps_ttilyr, isec, ztmp3, info ) ENDIF #endif ! ! ------------------------- ! ! ! Albedo ! ! ! ------------------------- ! IF( ssnd(jps_albice)%laction ) THEN ! ice SELECT CASE( sn_snd_alb%cldes ) CASE( 'ice' ) SELECT CASE( sn_snd_alb%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) CASE( 'no' ) WHERE( SUM( a_i, dim=3 ) /= 0. ) ztmp1(:,:) = SUM( alb_ice (:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 ) / SUM( a_i(:,:,1:jpl), dim=3 ) ELSEWHERE ztmp1(:,:) = alb_oce_mix(:,:) END WHERE CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%clcat' ) END SELECT CASE( 'weighted ice' ) ; SELECT CASE( sn_snd_alb%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) WHERE( fr_i (:,:) > 0. ) ztmp1(:,:) = SUM ( alb_ice(:,:,1:jpl) * a_i(:,:,1:jpl), dim=3 ) ELSEWHERE ztmp1(:,:) = 0. END WHERE CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_ice%clcat' ) END SELECT CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_alb%cldes' ) END SELECT SELECT CASE( sn_snd_alb%clcat ) CASE( 'yes' ) CALL cpl_snd( jps_albice, isec, ztmp3, info ) !-> MV this has never been checked in coupled mode CASE( 'no' ) CALL cpl_snd( jps_albice, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) END SELECT ENDIF IF( ssnd(jps_albmix)%laction ) THEN ! mixed ice-ocean ztmp1(:,:) = alb_oce_mix(:,:) * zfr_l(:,:) DO jl = 1, jpl ztmp1(:,:) = ztmp1(:,:) + alb_ice(:,:,jl) * a_i(:,:,jl) END DO CALL cpl_snd( jps_albmix, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) ENDIF ! ! ------------------------- ! ! ! Ice fraction & Thickness ! ! ! ------------------------- ! ! Send ice fraction field to atmosphere 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 IF( ssnd(jps_fice)%laction ) CALL cpl_snd( jps_fice, isec, ztmp3, info ) ENDIF IF( ssnd(jps_fice1)%laction ) THEN SELECT CASE( sn_snd_thick1%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_thick1%clcat' ) END SELECT CALL cpl_snd( jps_fice1, isec, ztmp3, info ) ENDIF ! Send ice fraction field to OPA (sent by SAS in SAS-OPA coupling) IF( ssnd(jps_fice2)%laction ) THEN ztmp3(:,:,1) = fr_i(:,:) IF( ssnd(jps_fice2)%laction ) CALL cpl_snd( jps_fice2, 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) = h_i(:,:,1:jpl) * a_i(:,:,1:jpl) ztmp4(:,:,1:jpl) = h_s(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 ; ztmp4(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + h_i(:,:,jl) * a_i(:,:,jl) ztmp4(:,:,1) = ztmp4(:,:,1) + h_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' ) SELECT CASE( sn_snd_thick%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = h_i(:,:,1:jpl) ztmp4(:,:,1:jpl) = h_s(:,:,1:jpl) CASE( 'no' ) WHERE( SUM( a_i, dim=3 ) /= 0. ) ztmp3(:,:,1) = SUM( h_i * a_i, dim=3 ) / SUM( a_i, dim=3 ) ztmp4(:,:,1) = SUM( h_s * a_i, dim=3 ) / SUM( a_i, dim=3 ) ELSEWHERE ztmp3(:,:,1) = 0. ztmp4(:,:,1) = 0. END WHERE CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_thick%clcat' ) END SELECT 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 #if defined key_si3 ! ! ------------------------- ! ! ! Ice melt ponds ! ! ! ------------------------- ! ! needed by Met Office IF( ssnd(jps_a_p)%laction .OR. ssnd(jps_ht_p)%laction ) THEN SELECT CASE( sn_snd_mpnd%cldes) CASE( 'ice only' ) SELECT CASE( sn_snd_mpnd%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = a_ip(:,:,1:jpl) ztmp4(:,:,1:jpl) = v_ip(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 ztmp4(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + a_ip(:,:,jpl) ztmp4(:,:,1) = ztmp4(:,:,1) + v_ip(:,:,jpl) ENDDO CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_mpnd%clcat' ) END SELECT CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_mpnd%cldes' ) 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 ) ENDIF ! ! ! ------------------------- ! ! ! Ice conductivity ! ! ! ------------------------- ! ! needed by Met Office IF( ssnd(jps_kice)%laction ) THEN SELECT CASE( sn_snd_cond%cldes) CASE( 'weighted ice' ) SELECT CASE( sn_snd_cond%clcat ) CASE( 'yes' ) ztmp3(:,:,1:jpl) = cnd_ice(:,:,1:jpl) * a_i(:,:,1:jpl) CASE( 'no' ) ztmp3(:,:,:) = 0.0 DO jl=1,jpl ztmp3(:,:,1) = ztmp3(:,:,1) + cnd_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) = cnd_ice(:,:,1:jpl) CASE default ; CALL ctl_stop( 'sbc_cpl_snd: wrong definition of sn_snd_cond%cldes' ) END SELECT IF( ssnd(jps_kice)%laction ) CALL cpl_snd( jps_kice, isec, ztmp3, info ) ENDIF #endif ! ! ------------------------- ! ! ! CO2 flux from PISCES ! ! ! ------------------------- ! IF( ssnd(jps_co2)%laction .AND. l_co2cpl ) CALL cpl_snd( jps_co2, isec, RESHAPE ( oce_co2, (/jpi,jpj,1/) ) , info ) ! ! ! ------------------------- ! 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) IF( nn_components == jp_iam_opa ) THEN zotx1(:,:) = un(:,:,1) zoty1(:,:) = vn(:,:,1) ELSE 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' ) ! 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 CALL lbc_lnk_multi( 'sbccpl', zitx1, 'T', -1., zity1, 'T', -1. ) CASE( 'mixed oce-ice' ) ! 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 END SELECT CALL lbc_lnk_multi( 'sbccpl', zotx1, ssnd(jps_ocx1)%clgrid, -1., zoty1, ssnd(jps_ocy1)%clgrid, -1. ) ! ENDIF ! ! 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 ! ! ! ------------------------- ! ! ! Surface current to waves ! ! ! ------------------------- ! IF( ssnd(jps_ocxw)%laction .OR. ssnd(jps_ocyw)%laction ) THEN ! ! 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_crtw%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' ) ! 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 CALL lbc_lnk_multi( 'sbccpl', zitx1, 'T', -1., zity1, 'T', -1. ) CASE( 'mixed oce-ice' ) ! 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 END SELECT CALL lbc_lnk_multi( 'sbccpl', zotx1, ssnd(jps_ocxw)%clgrid, -1., zoty1, ssnd(jps_ocyw)%clgrid, -1. ) ! ! IF( TRIM( sn_snd_crtw%clvor ) == 'eastward-northward' ) THEN ! Rotation of the components ! ! Ocean component CALL rot_rep( zotx1, zoty1, ssnd(jps_ocxw)%clgrid, 'ij->e', ztmp1 ) ! 1st component CALL rot_rep( zotx1, zoty1, ssnd(jps_ocxw)%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_crtw%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_ocxw)%laction ) CALL cpl_snd( jps_ocxw, isec, RESHAPE ( zotx1, (/jpi,jpj,1/) ), info ) ! ocean x current 1st grid IF( ssnd(jps_ocyw)%laction ) CALL cpl_snd( jps_ocyw, isec, RESHAPE ( zoty1, (/jpi,jpj,1/) ), info ) ! ocean y current 1st grid ! ENDIF ! IF( ssnd(jps_ficet)%laction ) THEN CALL cpl_snd( jps_ficet, isec, RESHAPE ( fr_i, (/jpi,jpj,1/) ), info ) END IF ! ! ------------------------- ! ! ! Water levels to waves ! ! ! ------------------------- ! IF( ssnd(jps_wlev)%laction ) THEN IF( ln_apr_dyn ) THEN IF( kt /= nit000 ) THEN ztmp1(:,:) = sshb(:,:) - 0.5 * ( ssh_ib(:,:) + ssh_ibb(:,:) ) ELSE ztmp1(:,:) = sshb(:,:) ENDIF ELSE ztmp1(:,:) = sshn(:,:) ENDIF CALL cpl_snd( jps_wlev , isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info ) END IF ! ! Fields sent by OPA to SAS when doing OPA<->SAS coupling ! ! SSH IF( ssnd(jps_ssh )%laction ) THEN ! ! removed inverse barometer ssh when Patm ! forcing is used (for sea-ice dynamics) IF( ln_apr_dyn ) THEN ; ztmp1(:,:) = sshb(:,:) - 0.5 * ( ssh_ib(:,:) + ssh_ibb(:,:) ) ELSE ; ztmp1(:,:) = sshn(:,:) ENDIF CALL cpl_snd( jps_ssh , isec, RESHAPE ( ztmp1 , (/jpi,jpj,1/) ), info ) ENDIF ! ! SSS IF( ssnd(jps_soce )%laction ) THEN CALL cpl_snd( jps_soce , isec, RESHAPE ( tsn(:,:,1,jp_sal), (/jpi,jpj,1/) ), info ) ENDIF ! ! first T level thickness IF( ssnd(jps_e3t1st )%laction ) THEN CALL cpl_snd( jps_e3t1st, isec, RESHAPE ( e3t_n(:,:,1) , (/jpi,jpj,1/) ), info ) ENDIF ! ! Qsr fraction IF( ssnd(jps_fraqsr)%laction ) THEN CALL cpl_snd( jps_fraqsr, isec, RESHAPE ( fraqsr_1lev(:,:) , (/jpi,jpj,1/) ), info ) ENDIF ! ! Fields sent by SAS to OPA when OASIS coupling ! ! Solar heat flux IF( ssnd(jps_qsroce)%laction ) CALL cpl_snd( jps_qsroce, isec, RESHAPE ( qsr , (/jpi,jpj,1/) ), info ) IF( ssnd(jps_qnsoce)%laction ) CALL cpl_snd( jps_qnsoce, isec, RESHAPE ( qns , (/jpi,jpj,1/) ), info ) IF( ssnd(jps_oemp )%laction ) CALL cpl_snd( jps_oemp , isec, RESHAPE ( emp , (/jpi,jpj,1/) ), info ) IF( ssnd(jps_sflx )%laction ) CALL cpl_snd( jps_sflx , isec, RESHAPE ( sfx , (/jpi,jpj,1/) ), info ) IF( ssnd(jps_otx1 )%laction ) CALL cpl_snd( jps_otx1 , isec, RESHAPE ( utau, (/jpi,jpj,1/) ), info ) IF( ssnd(jps_oty1 )%laction ) CALL cpl_snd( jps_oty1 , isec, RESHAPE ( vtau, (/jpi,jpj,1/) ), info ) IF( ssnd(jps_rnf )%laction ) CALL cpl_snd( jps_rnf , isec, RESHAPE ( rnf , (/jpi,jpj,1/) ), info ) IF( ssnd(jps_taum )%laction ) CALL cpl_snd( jps_taum , isec, RESHAPE ( taum, (/jpi,jpj,1/) ), info ) #if defined key_si3 ! ! ------------------------- ! ! ! Sea surface freezing temp ! ! ! ------------------------- ! ! needed by Met Office CALL eos_fzp(tsn(:,:,1,jp_sal), sstfrz) ztmp1(:,:) = sstfrz(:,:) + rt0 IF( ssnd(jps_sstfrz)%laction ) CALL cpl_snd( jps_sstfrz, isec, RESHAPE ( ztmp1, (/jpi,jpj,1/) ), info) #endif ! END SUBROUTINE sbc_cpl_snd !!====================================================================== END MODULE sbccpl