MODULE p4zsbc !!====================================================================== !! *** MODULE p4sbc *** !! TOP : PISCES surface boundary conditions of external inputs of nutrients !!====================================================================== !! History : 3.5 ! 2012-07 (O. Aumont, C. Ethe) Original code !!---------------------------------------------------------------------- !! p4z_sbc : Read and interpolate time-varying nutrients fluxes !! p4z_sbc_init : Initialization of p4z_sbc !!---------------------------------------------------------------------- USE oce_trc ! shared variables between ocean and passive tracers USE trc ! passive tracers common variables USE sms_pisces ! PISCES Source Minus Sink variables USE iom ! I/O manager USE fldread ! time interpolation IMPLICIT NONE PRIVATE PUBLIC p4z_sbc PUBLIC p4z_sbc_init LOGICAL , PUBLIC :: ln_dust !: boolean for dust input from the atmosphere LOGICAL , PUBLIC :: ln_solub !: boolean for variable solubility of atmospheric iron LOGICAL , PUBLIC :: ln_river !: boolean for river input of nutrients LOGICAL , PUBLIC :: ln_ndepo !: boolean for atmospheric deposition of N LOGICAL , PUBLIC :: ln_ironsed !: boolean for Fe input from sediments LOGICAL , PUBLIC :: ln_hydrofe !: boolean for Fe input from hydrothermal vents LOGICAL , PUBLIC :: ln_ironice !: boolean for Fe input from sea ice REAL(wp), PUBLIC :: sedfeinput !: Coastal release of Iron REAL(wp), PUBLIC :: dustsolub !: Solubility of the dust REAL(wp), PUBLIC :: mfrac !: Mineral Content of the dust REAL(wp), PUBLIC :: icefeinput !: Iron concentration in sea ice REAL(wp), PUBLIC :: wdust !: Sinking speed of the dust REAL(wp), PUBLIC :: nitrfix !: Nitrogen fixation rate REAL(wp), PUBLIC :: diazolight !: Nitrogen fixation sensitivty to light REAL(wp), PUBLIC :: concfediaz !: Fe half-saturation Cste for diazotrophs REAL(wp) :: hratio !: Fe:3He ratio assumed for vent iron supply REAL(wp) :: distcoast !: Distance off the coast for Iron from sediments REAL(wp), PUBLIC :: lgw_rath !: Weak ligand ratio from hydro sources LOGICAL , PUBLIC :: ll_sbc LOGICAL :: ll_solub INTEGER , PARAMETER :: jpriv = 7 !: Maximum number of river input fields INTEGER , PARAMETER :: jr_dic = 1 !: index of dissolved inorganic carbon INTEGER , PARAMETER :: jr_doc = 2 !: index of dissolved organic carbon INTEGER , PARAMETER :: jr_din = 3 !: index of dissolved inorganic nitrogen INTEGER , PARAMETER :: jr_don = 4 !: index of dissolved organic nitrogen INTEGER , PARAMETER :: jr_dip = 5 !: index of dissolved inorganic phosporus INTEGER , PARAMETER :: jr_dop = 6 !: index of dissolved organic phosphorus INTEGER , PARAMETER :: jr_dsi = 7 !: index of dissolved silicate TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_dust ! structure of input dust TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_solub ! structure of input dust TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_river ! structure of input riverdic TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_ndepo ! structure of input nitrogen deposition TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_ironsed ! structure of input iron from sediment TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_hydrofe ! structure of input iron from hydrothermal vents INTEGER , PARAMETER :: nbtimes = 365 ! maximum number of times record in a file INTEGER :: ntimes_dust, ntimes_riv, ntimes_ndep ! number of time steps in a file INTEGER :: ntimes_solub, ntimes_hydro ! number of time steps in a file REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: dust , solub !: dust fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdic, rivalk !: river input fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdin, rivdip !: river input fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdon, rivdop !: river input fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdoc !: river input fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdsi !: river input fields REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: nitdep !: atmospheric N deposition REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ironsed !: Coastal supply of iron REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: hydrofe !: Hydrothermal vent supply of iron REAL(wp), PUBLIC :: sedsilfrac, sedcalfrac REAL(wp), PUBLIC :: rivalkinput, rivdicinput REAL(wp), PUBLIC :: rivdininput, rivdipinput, rivdsiinput !! * Substitutions # include "vectopt_loop_substitute.h90" !!---------------------------------------------------------------------- !! NEMO/TOP 4.0 , NEMO Consortium (2018) !! $Id$ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE p4z_sbc( kt ) !!---------------------------------------------------------------------- !! *** routine p4z_sbc *** !! !! ** purpose : read and interpolate the external sources of nutrients !! !! ** method : read the files and interpolate the appropriate variables !! !! ** input : external netcdf files !! !!---------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! ocean time step ! INTEGER :: ji, jj REAL(wp) :: zcoef, zyyss !!--------------------------------------------------------------------- ! IF( ln_timing ) CALL timing_start('p4z_sbc') ! ! Compute dust at nit000 or only if there is more than 1 time record in dust file IF( ln_dust ) THEN IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_dust > 1 ) ) THEN CALL fld_read( kt, 1, sf_dust ) IF( nn_ice_tr == -1 .AND. .NOT.ln_ironice ) THEN ; dust(:,:) = MAX( rtrn, sf_dust(1)%fnow(:,:,1) ) ELSE ; dust(:,:) = MAX( rtrn, sf_dust(1)%fnow(:,:,1) * ( 1.-fr_i(:,:) ) ) ENDIF ENDIF ENDIF ! IF( ll_solub ) THEN IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_solub > 1 ) ) THEN CALL fld_read( kt, 1, sf_solub ) solub(:,:) = sf_solub(1)%fnow(:,:,1) ENDIF ENDIF ! N/P and Si releases due to coastal rivers ! Compute river at nit000 or only if there is more than 1 time record in river file ! ----------------------------------------- IF( ln_river ) THEN IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_riv > 1 ) ) THEN CALL fld_read( kt, 1, sf_river ) IF( ln_p4z ) THEN DO jj = 1, jpj DO ji = 1, jpi zcoef = ryyss * e1e2t(ji,jj) * h_rnf(ji,jj) rivalk(ji,jj) = sf_river(jr_dic)%fnow(ji,jj,1) & & * 1.E3 / ( 12. * zcoef + rtrn ) rivdic(ji,jj) = sf_river(jr_dic)%fnow(ji,jj,1) & & * 1.E3 / ( 12. * zcoef + rtrn ) rivdin(ji,jj) = sf_river(jr_din)%fnow(ji,jj,1) & & * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) rivdip(ji,jj) = sf_river(jr_dip)%fnow(ji,jj,1) & & * 1.E3 / po4r / ( 31. * zcoef + rtrn ) rivdsi(ji,jj) = sf_river(jr_dsi)%fnow(ji,jj,1) & & * 1.E3 / ( 28.1 * zcoef + rtrn ) rivdoc(ji,jj) = sf_river(jr_doc)%fnow(ji,jj,1) & & * 1.E3 / ( 12. * zcoef + rtrn ) END DO END DO ELSE ! ln_p5z DO jj = 1, jpj DO ji = 1, jpi zcoef = ryyss * e1e2t(ji,jj) * h_rnf(ji,jj) rivalk(ji,jj) = sf_river(jr_dic)%fnow(ji,jj,1) & & * 1.E3 / ( 12. * zcoef + rtrn ) rivdic(ji,jj) = ( sf_river(jr_dic)%fnow(ji,jj,1) ) & & * 1.E3 / ( 12. * zcoef + rtrn ) * tmask(ji,jj,1) rivdin(ji,jj) = ( sf_river(jr_din)%fnow(ji,jj,1) ) & & * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) * tmask(ji,jj,1) rivdip(ji,jj) = ( sf_river(jr_dip)%fnow(ji,jj,1) ) & & * 1.E3 / po4r / ( 31. * zcoef + rtrn ) * tmask(ji,jj,1) rivdon(ji,jj) = ( sf_river(jr_don)%fnow(ji,jj,1) ) & & * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) * tmask(ji,jj,1) rivdop(ji,jj) = ( sf_river(jr_dop)%fnow(ji,jj,1) ) & & * 1.E3 / po4r / ( 31. * zcoef + rtrn ) * tmask(ji,jj,1) rivdsi(ji,jj) = sf_river(jr_dsi)%fnow(ji,jj,1) & & * 1.E3 / ( 28.1 * zcoef + rtrn ) rivdoc(ji,jj) = sf_river(jr_doc)%fnow(ji,jj,1) & & * 1.E3 / ( 12. * zcoef + rtrn ) END DO END DO ENDIF ENDIF ENDIF ! Compute N deposition at nit000 or only if there is more than 1 time record in N deposition file IF( ln_ndepo ) THEN IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_ndep > 1 ) ) THEN zcoef = rno3 * 14E6 * ryyss CALL fld_read( kt, 1, sf_ndepo ) nitdep(:,:) = MAX( rtrn, sf_ndepo(1)%fnow(:,:,1) / zcoef / e3t_n(:,:,1) ) ENDIF IF( .NOT.ln_linssh ) THEN zcoef = rno3 * 14E6 * ryyss nitdep(:,:) = MAX( rtrn, sf_ndepo(1)%fnow(:,:,1) / zcoef / e3t_n(:,:,1) ) ENDIF ENDIF ! IF( ln_timing ) CALL timing_stop('p4z_sbc') ! END SUBROUTINE p4z_sbc SUBROUTINE p4z_sbc_init !!---------------------------------------------------------------------- !! *** routine p4z_sbc_init *** !! !! ** purpose : initialization of the external sources of nutrients !! !! ** method : read the files and compute the budget !! called at the first timestep (nittrc000) !! !! ** input : external netcdf files !! !!---------------------------------------------------------------------- INTEGER :: ji, jj, jk, jm, ifpr INTEGER :: ii0, ii1, ij0, ij1 INTEGER :: numdust, numsolub, numriv, numiron, numdepo, numhydro INTEGER :: ierr, ierr1, ierr2, ierr3 INTEGER :: ios ! Local integer output status for namelist read INTEGER :: ik50 ! last level where depth less than 50 m INTEGER :: isrow ! index for ORCA1 starting row REAL(wp) :: zexpide, zdenitide, zmaskt, zsurfc, zsurfp,ze3t, ze3t2, zcslp REAL(wp) :: ztimes_dust, ztimes_riv, ztimes_ndep REAL(wp), DIMENSION(:), ALLOCATABLE :: rivinput REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: zriver, zcmask ! CHARACTER(len=100) :: cn_dir ! Root directory for location of ssr files TYPE(FLD_N), DIMENSION(jpriv) :: slf_river ! array of namelist informations on the fields to read TYPE(FLD_N) :: sn_dust, sn_solub, sn_ndepo, sn_ironsed, sn_hydrofe ! informations about the fields to be read TYPE(FLD_N) :: sn_riverdoc, sn_riverdic, sn_riverdsi ! informations about the fields to be read TYPE(FLD_N) :: sn_riverdin, sn_riverdon, sn_riverdip, sn_riverdop !! NAMELIST/nampissbc/cn_dir, sn_dust, sn_solub, sn_riverdic, sn_riverdoc, sn_riverdin, sn_riverdon, & & sn_riverdip, sn_riverdop, sn_riverdsi, sn_ndepo, sn_ironsed, sn_hydrofe, & & ln_dust, ln_solub, ln_river, ln_ndepo, ln_ironsed, ln_ironice, ln_hydrofe, & & sedfeinput, distcoast, dustsolub, icefeinput, wdust, mfrac, nitrfix, diazolight, concfediaz, & & hratio, lgw_rath !!---------------------------------------------------------------------- ! IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'p4z_sbc_init : initialization of the external sources of nutrients ' WRITE(numout,*) '~~~~~~~~~~~~ ' ENDIF ! !* set file information REWIND( numnatp_ref ) ! Namelist nampissbc in reference namelist : Pisces external sources of nutrients READ ( numnatp_ref, nampissbc, IOSTAT = ios, ERR = 901) 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampissbc in reference namelist', lwp ) REWIND( numnatp_cfg ) ! Namelist nampissbc in configuration namelist : Pisces external sources of nutrients READ ( numnatp_cfg, nampissbc, IOSTAT = ios, ERR = 902 ) 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampissbc in configuration namelist', lwp ) IF(lwm) WRITE ( numonp, nampissbc ) IF(lwp) THEN WRITE(numout,*) ' Namelist : nampissbc ' WRITE(numout,*) ' dust input from the atmosphere ln_dust = ', ln_dust WRITE(numout,*) ' Variable solubility of iron input ln_solub = ', ln_solub WRITE(numout,*) ' river input of nutrients ln_river = ', ln_river WRITE(numout,*) ' atmospheric deposition of n ln_ndepo = ', ln_ndepo WRITE(numout,*) ' Fe input from sediments ln_ironsed = ', ln_ironsed WRITE(numout,*) ' Fe input from seaice ln_ironice = ', ln_ironice WRITE(numout,*) ' fe input from hydrothermal vents ln_hydrofe = ', ln_hydrofe WRITE(numout,*) ' coastal release of iron sedfeinput = ', sedfeinput WRITE(numout,*) ' distance off the coast distcoast = ', distcoast WRITE(numout,*) ' solubility of the dust dustsolub = ', dustsolub WRITE(numout,*) ' Mineral Fe content of the dust mfrac = ', mfrac WRITE(numout,*) ' Iron concentration in sea ice icefeinput = ', icefeinput WRITE(numout,*) ' sinking speed of the dust wdust = ', wdust WRITE(numout,*) ' nitrogen fixation rate nitrfix = ', nitrfix WRITE(numout,*) ' nitrogen fixation sensitivty to light diazolight = ', diazolight WRITE(numout,*) ' Fe half-saturation cste for diazotrophs concfediaz = ', concfediaz WRITE(numout,*) ' Fe to 3He ratio assumed for vent iron supply hratio = ', hratio IF( ln_ligand ) THEN WRITE(numout,*) ' Weak ligand ratio from sed hydro sources lgw_rath = ', lgw_rath ENDIF END IF IF( nn_ice_tr >= 0 .AND. ln_ironice ) THEN IF(lwp) THEN WRITE(numout,*) ' ==>>> ln_ironice incompatible with nn_ice_tr = ', nn_ice_tr WRITE(numout,*) ' Specify your sea ice iron concentration in nampisice instead ' WRITE(numout,*) ' ln_ironice is forced to .FALSE. ' ENDIF ln_ironice = .FALSE. ENDIF IF( ln_dust .OR. ln_river .OR. ln_ndepo ) THEN ; ll_sbc = .TRUE. ELSE ; ll_sbc = .FALSE. ENDIF IF( ln_dust .AND. ln_solub ) THEN ; ll_solub = .TRUE. ELSE ; ll_solub = .FALSE. ENDIF ! set the number of level over which river runoffs are applied ! online configuration : computed in sbcrnf IF( l_offline ) THEN nk_rnf(:,:) = 1 h_rnf (:,:) = gdept_n(:,:,1) ENDIF ! dust input from the atmosphere ! ------------------------------ IF( ln_dust ) THEN ! IF(lwp) WRITE(numout,*) ' initialize dust input from atmosphere ' IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ' ! ALLOCATE( dust(jpi,jpj) ) ! allocation ! ALLOCATE( sf_dust(1), STAT=ierr ) !* allocate and fill sf_sst (forcing structure) with sn_sst IF( ierr > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_dust structure' ) ! CALL fld_fill( sf_dust, (/ sn_dust /), cn_dir, 'p4z_sed_init', 'Atmospheric dust deposition', 'nampissed' ) ALLOCATE( sf_dust(1)%fnow(jpi,jpj,1) ) IF( sn_dust%ln_tint ) ALLOCATE( sf_dust(1)%fdta(jpi,jpj,1,2) ) ! IF( Agrif_Root() ) THEN ! Only on the master grid ! Get total input dust ; need to compute total atmospheric supply of Si in a year CALL iom_open ( TRIM( sn_dust%clname ) , numdust ) ntimes_dust = iom_getszuld( numdust ) ! get number of record in file END IF END IF ! Solubility of dust deposition of iron ! Only if ln_dust and ln_solubility set to true (ll_solub = .true.) ! ----------------------------------------------------------------- IF( ll_solub ) THEN ! IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' ==>>> ll_solub=T , initialize variable solubility of Fe ' ! ALLOCATE( solub(jpi,jpj) ) ! allocation ! ALLOCATE( sf_solub(1), STAT=ierr ) !* allocate and fill sf_sst (forcing structure) with sn_sst IF( ierr > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_solub structure' ) ! CALL fld_fill( sf_solub, (/ sn_solub /), cn_dir, 'p4z_sed_init', 'Solubility of atm. iron ', 'nampissed' ) ALLOCATE( sf_solub(1)%fnow(jpi,jpj,1) ) IF( sn_solub%ln_tint ) ALLOCATE( sf_solub(1)%fdta(jpi,jpj,1,2) ) ! get number of record in file CALL iom_open ( TRIM( sn_solub%clname ) , numsolub ) ntimes_solub = iom_getszuld( numsolub ) ! get number of record in file CALL iom_close( numsolub ) ENDIF ! nutrient input from rivers ! -------------------------- IF( ln_river ) THEN ! slf_river(jr_dic) = sn_riverdic ; slf_river(jr_doc) = sn_riverdoc ; slf_river(jr_din) = sn_riverdin slf_river(jr_don) = sn_riverdon ; slf_river(jr_dip) = sn_riverdip ; slf_river(jr_dop) = sn_riverdop slf_river(jr_dsi) = sn_riverdsi ! ALLOCATE( rivdic(jpi,jpj), rivalk(jpi,jpj), rivdin(jpi,jpj), rivdip(jpi,jpj), rivdsi(jpi,jpj), rivdoc(jpi,jpj) ) IF( ln_p5z ) ALLOCATE( rivdon(jpi,jpj), rivdop(jpi,jpj) ) ! ALLOCATE( sf_river(jpriv), rivinput(jpriv), STAT=ierr1 ) !* allocate and fill sf_river (forcing structure) with sn_river_ rivinput(:) = 0._wp IF( ierr1 > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_irver structure' ) ! CALL fld_fill( sf_river, slf_river, cn_dir, 'p4z_sed_init', 'Input from river ', 'nampissed' ) DO ifpr = 1, jpriv ALLOCATE( sf_river(ifpr)%fnow(jpi,jpj,1 ) ) IF( slf_river(ifpr)%ln_tint ) ALLOCATE( sf_river(ifpr)%fdta(jpi,jpj,1,2) ) END DO IF( Agrif_Root() ) THEN ! Only on the master grid ! Get total input rivers ; need to compute total river supply in a year DO ifpr = 1, jpriv CALL iom_open ( TRIM( slf_river(ifpr)%clname ), numriv ) ntimes_riv = iom_getszuld( numriv ) ALLOCATE( zriver(jpi,jpj,ntimes_riv) ) DO jm = 1, ntimes_riv CALL iom_get( numriv, jpdom_data, TRIM( slf_river(ifpr)%clvar ), zriver(:,:,jm), jm ) END DO CALL iom_close( numriv ) ztimes_riv = 1._wp / REAL(ntimes_riv, wp) DO jm = 1, ntimes_riv rivinput(ifpr) = rivinput(ifpr) + glob_sum( 'p4zsbc', zriver(:,:,jm) * tmask(:,:,1) * ztimes_riv ) END DO DEALLOCATE( zriver) END DO ! N/P and Si releases due to coastal rivers ! ----------------------------------------- rivdicinput = (rivinput(jr_dic) + rivinput(jr_doc) ) * 1E3 / 12._wp rivdininput = (rivinput(jr_din) + rivinput(jr_don) ) * 1E3 / rno3 / 14._wp rivdipinput = (rivinput(jr_dip) + rivinput(jr_dop) ) * 1E3 / po4r / 31._wp rivdsiinput = rivinput(jr_dsi) * 1E3 / 28.1_wp rivalkinput = rivinput(jr_dic) * 1E3 / 12._wp ! ENDIF ELSE rivdicinput = 0._wp rivdininput = 0._wp rivdipinput = 0._wp rivdsiinput = 0._wp rivalkinput = 0._wp END IF ! nutrient input from dust ! ------------------------ IF( ln_ndepo ) THEN ! IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' ==>>> ln_ndepo=T , initialize the nutrient input by dust from NetCDF file' ! ALLOCATE( nitdep(jpi,jpj) ) ! allocation ! ALLOCATE( sf_ndepo(1), STAT=ierr3 ) !* allocate and fill sf_sst (forcing structure) with sn_sst IF( ierr3 > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_ndepo structure' ) ! CALL fld_fill( sf_ndepo, (/ sn_ndepo /), cn_dir, 'p4z_sed_init', 'Nutrient atmospheric depositon ', 'nampissed' ) ALLOCATE( sf_ndepo(1)%fnow(jpi,jpj,1) ) IF( sn_ndepo%ln_tint ) ALLOCATE( sf_ndepo(1)%fdta(jpi,jpj,1,2) ) ! IF( Agrif_Root() ) THEN ! Only on the master grid ! Get total input dust ; need to compute total atmospheric supply of N in a year CALL iom_open ( TRIM( sn_ndepo%clname ), numdepo ) ntimes_ndep = iom_getszuld( numdepo ) ENDIF ENDIF ! coastal and island masks ! ------------------------ IF( ln_ironsed ) THEN ! IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' ==>>> ln_ironsed=T , computation of an island mask to enhance coastal supply of iron' ! ALLOCATE( ironsed(jpi,jpj,jpk) ) ! allocation ! CALL iom_open ( TRIM( sn_ironsed%clname ), numiron ) ALLOCATE( zcmask(jpi,jpj,jpk) ) CALL iom_get ( numiron, jpdom_data, TRIM( sn_ironsed%clvar ), zcmask(:,:,:), 1 ) CALL iom_close( numiron ) ! ik50 = 5 ! last level where depth less than 50 m DO jk = jpkm1, 1, -1 IF( gdept_1d(jk) > 50. ) ik50 = jk - 1 END DO IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' Level corresponding to 50m depth ', ik50,' ', gdept_1d(ik50+1) DO jk = 1, ik50 DO jj = 2, jpjm1 DO ji = fs_2, fs_jpim1 ze3t = e3t_0(ji,jj,jk) zsurfc = e1u(ji,jj) * ( 1. - umask(ji ,jj ,jk) ) & + e1u(ji,jj) * ( 1. - umask(ji-1,jj ,jk) ) & + e2v(ji,jj) * ( 1. - vmask(ji ,jj ,jk) ) & + e2v(ji,jj) * ( 1. - vmask(ji ,jj-1,jk) ) zsurfp = zsurfc * ze3t / e1e2t(ji,jj) ! estimation of the coastal slope : 5 km off the coast ze3t2 = ze3t * ze3t zcslp = SQRT( ( distcoast*distcoast + ze3t2 ) / ze3t2 ) ! zcmask(ji,jj,jk) = zcmask(ji,jj,jk) + zcslp * zsurfp END DO END DO END DO ! CALL lbc_lnk( 'p4zsbc', zcmask , 'T', 1. ) ! lateral boundary conditions on cmask (sign unchanged) ! DO jk = 1, jpk DO jj = 1, jpj DO ji = 1, jpi zexpide = MIN( 8.,( gdept_n(ji,jj,jk) / 500. )**(-1.5) ) zdenitide = -0.9543 + 0.7662 * LOG( zexpide ) - 0.235 * LOG( zexpide )**2 zcmask(ji,jj,jk) = zcmask(ji,jj,jk) * MIN( 1., EXP( zdenitide ) / 0.5 ) END DO END DO END DO ! Coastal supply of iron ! ------------------------- ironsed(:,:,jpk) = 0._wp DO jk = 1, jpkm1 ironsed(:,:,jk) = sedfeinput * zcmask(:,:,jk) / ( e3t_0(:,:,jk) * rday ) END DO DEALLOCATE( zcmask) ENDIF ! ! Iron from Hydrothermal vents ! ------------------------ IF( ln_hydrofe ) THEN ! IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) ' ==>>> ln_hydrofe=T , Input of iron from hydrothermal vents' ! ALLOCATE( hydrofe(jpi,jpj,jpk) ) ! allocation ! CALL iom_open ( TRIM( sn_hydrofe%clname ), numhydro ) CALL iom_get ( numhydro, jpdom_data, TRIM( sn_hydrofe%clvar ), hydrofe(:,:,:), 1 ) CALL iom_close( numhydro ) ! DO jk = 1, jpk hydrofe(:,:,jk) = ( hydrofe(:,:,jk) * hratio ) / ( e1e2t(:,:) * e3t_0(:,:,jk) * ryyss + rtrn ) / 1000._wp ENDDO ! ENDIF ! IF( ll_sbc ) CALL p4z_sbc( nit000 ) ! IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) ' Total input of elements from river supply' WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' WRITE(numout,*) ' N Supply : ', rivdininput*rno3*1E3/1E12*14.,' TgN/yr' WRITE(numout,*) ' Si Supply : ', rivdsiinput*1E3/1E12*28.1 ,' TgSi/yr' WRITE(numout,*) ' P Supply : ', rivdipinput*1E3*po4r/1E12*31.,' TgP/yr' WRITE(numout,*) ' Alk Supply : ', rivalkinput*1E3/1E12 ,' Teq/yr' WRITE(numout,*) ' DIC Supply : ', rivdicinput*1E3*12./1E12 ,' TgC/yr' WRITE(numout,*) ENDIF ! sedsilfrac = 0.03 ! percentage of silica loss in the sediments sedcalfrac = 0.6 ! percentage of calcite loss in the sediments ! END SUBROUTINE p4z_sbc_init !!====================================================================== END MODULE p4zsbc