MODULE icewri !!====================================================================== !! *** MODULE icewri *** !! sea-ice : output ice variables !!====================================================================== !! History : 4.0 ! 2018 (many people) SI3 [aka Sea Ice cube] !!---------------------------------------------------------------------- #if defined key_si3 !!---------------------------------------------------------------------- !! 'key_si3' SI3 sea-ice model !!---------------------------------------------------------------------- !! ice_wri : write of the diagnostics variables in ouput file !! ice_wri_state : write for initial state or/and abandon !!---------------------------------------------------------------------- USE dianam ! build name of file (routine) USE phycst ! physical constant USE dom_oce ! domain: ocean USE sbc_oce ! surf. boundary cond.: ocean USE sbc_ice ! Surface boundary condition: ice fields USE ice ! sea-ice: variables USE icevar ! sea-ice: operations ! USE ioipsl ! USE in_out_manager ! I/O manager USE iom ! I/O manager library USE lib_mpp ! MPP library USE lib_fortran ! fortran utilities (glob_sum + no signed zero) USE lbclnk ! lateral boundary conditions (or mpp links) USE timing ! Timing IMPLICIT NONE PRIVATE PUBLIC ice_wri ! called by ice_stp PUBLIC ice_wri_state ! called by dia_wri_state !!---------------------------------------------------------------------- !! NEMO/ICE 4.0 , NEMO Consortium (2018) !! $Id$ !! Software governed by the CeCILL licence (./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE ice_wri( kt ) !!------------------------------------------------------------------- !! This routine ouputs some (most?) of the sea ice fields !!------------------------------------------------------------------- INTEGER, INTENT(in) :: kt ! time-step ! INTEGER :: ji, jj, jk, jl ! dummy loop indices REAL(wp) :: z2da, z2db, zrho1, zrho2 REAL(wp), DIMENSION(jpi,jpj) :: z2d, zfast ! 2D workspace REAL(wp), DIMENSION(jpi,jpj) :: zmsk00, zmsk05, zmsk15, zmsksn ! O%, 5% and 15% concentration mask and snow mask REAL(wp), DIMENSION(jpi,jpj,jpl) :: zmsk00l, zmsksnl ! cat masks ! ! Global ice diagnostics (SIMIP) REAL(wp) :: zdiag_area_nh, zdiag_extt_nh, zdiag_volu_nh ! area, extent, volume REAL(wp) :: zdiag_area_sh, zdiag_extt_sh, zdiag_volu_sh !!------------------------------------------------------------------- IF( ln_timing ) CALL timing_start('icewri') ! brine volume CALL ice_var_bv ! tresholds for outputs DO jj = 1, jpj DO ji = 1, jpi zmsk00(ji,jj) = MAX( 0._wp , SIGN( 1._wp , at_i(ji,jj) - epsi06 ) ) ! 1 if ice , 0 if no ice zmsk05(ji,jj) = MAX( 0._wp , SIGN( 1._wp , at_i(ji,jj) - 0.05_wp ) ) ! 1 if 5% ice , 0 if less zmsk15(ji,jj) = MAX( 0._wp , SIGN( 1._wp , at_i(ji,jj) - 0.15_wp ) ) ! 1 if 15% ice, 0 if less zmsksn(ji,jj) = MAX( 0._wp , SIGN( 1._wp , vt_s(ji,jj) - epsi06 ) ) ! 1 if snow , 0 if no snow END DO END DO DO jl = 1, jpl DO jj = 1, jpj DO ji = 1, jpi zmsk00l(ji,jj,jl) = MAX( 0._wp , SIGN( 1._wp , a_i(ji,jj,jl) - epsi06 ) ) zmsksnl(ji,jj,jl) = MAX( 0._wp , SIGN( 1._wp , v_s(ji,jj,jl) - epsi06 ) ) END DO END DO END DO !----------------- ! Standard outputs !----------------- zrho1 = ( rau0 - rhoi ) * r1_rau0; zrho2 = rhos * r1_rau0 ! masks IF( iom_use('icemask' ) ) CALL iom_put( "icemask" , zmsk00 ) ! ice mask 0% IF( iom_use('icemask05') ) CALL iom_put( "icemask05", zmsk05 ) ! ice mask 5% IF( iom_use('icemask15') ) CALL iom_put( "icemask15", zmsk15 ) ! ice mask 15% ! ! general fields IF( iom_use('icemass' ) ) CALL iom_put( "icemass", rhoi * vt_i * zmsk00 ) ! Ice mass per cell area IF( iom_use('snwmass' ) ) CALL iom_put( "snwmass", rhos * vt_s * zmsksn ) ! Snow mass per cell area IF( iom_use('icepres' ) ) CALL iom_put( "icepres", zmsk00 ) ! Ice presence (1 or 0) IF( iom_use('iceconc' ) ) CALL iom_put( "iceconc", at_i * zmsk00 ) ! ice concentration IF( iom_use('icevolu' ) ) CALL iom_put( "icevolu", vt_i * zmsk00 ) ! ice volume = mean ice thickness over the cell IF( iom_use('icethic' ) ) CALL iom_put( "icethic", hm_i * zmsk00 ) ! ice thickness IF( iom_use('snwthic' ) ) CALL iom_put( "snwthic", hm_s * zmsk00 ) ! snw thickness IF( iom_use('icebrv' ) ) CALL iom_put( "icebrv" , bvm_i * zmsk00 * 100. ) ! brine volume IF( iom_use('iceage' ) ) CALL iom_put( "iceage" , om_i * zmsk00 / rday ) ! ice age IF( iom_use('icehnew' ) ) CALL iom_put( "icehnew", ht_i_new ) ! new ice thickness formed in the leads IF( iom_use('snwvolu' ) ) CALL iom_put( "snwvolu", vt_s * zmsksn ) ! snow volume IF( iom_use('icefrb') ) THEN z2d(:,:) = ( zrho1 * hm_i(:,:) - zrho2 * hm_s(:,:) ) WHERE( z2d < 0._wp ) z2d = 0._wp CALL iom_put( "icefrb" , z2d * zmsk00 ) ! Ice freeboard ENDIF ! ! melt ponds IF( iom_use('iceapnd' ) ) CALL iom_put( "iceapnd", at_ip * zmsk00 ) ! melt pond total fraction IF( iom_use('icevpnd' ) ) CALL iom_put( "icevpnd", vt_ip * zmsk00 ) ! melt pond total volume per unit area ! ! salt IF( iom_use('icesalt' ) ) CALL iom_put( "icesalt", sm_i * zmsk00 ) ! mean ice salinity IF( iom_use('icesalm' ) ) CALL iom_put( "icesalm", SUM( sv_i, DIM = 3 ) * rhoi * 1.0e-3 * zmsk00 ) ! Mass of salt in sea ice per cell area ! heat IF( iom_use('icetemp' ) ) CALL iom_put( "icetemp", ( tm_i - rt0 ) * zmsk00 ) ! ice mean temperature IF( iom_use('snwtemp' ) ) CALL iom_put( "snwtemp", ( tm_s - rt0 ) * zmsksn ) ! snw mean temperature IF( iom_use('icettop' ) ) CALL iom_put( "icettop", ( tm_su - rt0 ) * zmsk00 ) ! temperature at the ice surface IF( iom_use('icetbot' ) ) CALL iom_put( "icetbot", ( t_bo - rt0 ) * zmsk00 ) ! temperature at the ice bottom IF( iom_use('icetsni' ) ) CALL iom_put( "icetsni", ( tm_si - rt0 ) * zmsk00 ) ! temperature at the snow-ice interface IF( iom_use('icehc' ) ) CALL iom_put( "icehc" , -et_i * zmsk00 ) ! ice heat content IF( iom_use('snwhc' ) ) CALL iom_put( "snwhc" , -et_s * zmsksn ) ! snow heat content ! momentum IF( iom_use('uice' ) ) CALL iom_put( "uice" , u_ice ) ! ice velocity u component IF( iom_use('vice' ) ) CALL iom_put( "vice" , v_ice ) ! ice velocity v component IF( iom_use('utau_ai' ) ) CALL iom_put( "utau_ai", utau_ice * zmsk00 ) ! Wind stress term in force balance (x) IF( iom_use('vtau_ai' ) ) CALL iom_put( "vtau_ai", vtau_ice * zmsk00 ) ! Wind stress term in force balance (y) IF( iom_use('icevel') .OR. iom_use('fasticepres') ) THEN ! module of ice velocity DO jj = 2 , jpjm1 DO ji = 2 , jpim1 z2da = ( u_ice(ji,jj) + u_ice(ji-1,jj) ) z2db = ( v_ice(ji,jj) + v_ice(ji,jj-1) ) z2d(ji,jj) = 0.5_wp * SQRT( z2da * z2da + z2db * z2db ) END DO END DO CALL lbc_lnk( 'icewri', z2d, 'T', 1. ) IF( iom_use('icevel') ) CALL iom_put( "icevel" , z2d ) ! record presence of fast ice WHERE( z2d(:,:) < 5.e-04_wp .AND. zmsk00(:,:) == 1._wp ) ; zfast(:,:) = 1._wp ELSEWHERE ; zfast(:,:) = 0._wp END WHERE IF( iom_use('fasticepres') ) CALL iom_put( "fasticepres" , zfast ) ENDIF ! --- category-dependent fields --- ! IF( iom_use('icemask_cat' ) ) CALL iom_put( "icemask_cat" , zmsk00l ) ! ice mask 0% IF( iom_use('iceconc_cat' ) ) CALL iom_put( "iceconc_cat" , a_i * zmsk00l ) ! area for categories IF( iom_use('icethic_cat' ) ) CALL iom_put( "icethic_cat" , h_i * zmsk00l ) ! thickness for categories IF( iom_use('snwthic_cat' ) ) CALL iom_put( "snwthic_cat" , h_s * zmsksnl ) ! snow depth for categories IF( iom_use('icesalt_cat' ) ) CALL iom_put( "icesalt_cat" , s_i * zmsk00l ) ! salinity for categories IF( iom_use('iceage_cat' ) ) CALL iom_put( "iceage_cat" , o_i * zmsk00l / rday ) ! ice age IF( iom_use('icetemp_cat' ) ) CALL iom_put( "icetemp_cat" , ( SUM( t_i(:,:,:,:), dim=3 ) * r1_nlay_i - rt0 ) * zmsk00l ) ! ice temperature IF( iom_use('snwtemp_cat' ) ) CALL iom_put( "snwtemp_cat" , ( SUM( t_s(:,:,:,:), dim=3 ) * r1_nlay_s - rt0 ) * zmsksnl ) ! snow temperature IF( iom_use('icettop_cat' ) ) CALL iom_put( "icettop_cat" , ( t_su - rt0 ) * zmsk00l ) ! surface temperature IF( iom_use('icebrv_cat' ) ) CALL iom_put( "icebrv_cat" , bv_i * 100. * zmsk00l ) ! brine volume IF( iom_use('iceapnd_cat' ) ) CALL iom_put( "iceapnd_cat" , a_ip * zmsk00l ) ! melt pond frac for categories IF( iom_use('icehpnd_cat' ) ) CALL iom_put( "icehpnd_cat" , h_ip * zmsk00l ) ! melt pond frac for categories IF( iom_use('iceafpnd_cat') ) CALL iom_put( "iceafpnd_cat", a_ip_frac * zmsk00l ) ! melt pond frac for categories !------------------ ! Add-ons for SIMIP !------------------ ! trends IF( iom_use('dmithd') ) CALL iom_put( "dmithd", - wfx_bog - wfx_bom - wfx_sum - wfx_sni - wfx_opw - wfx_lam - wfx_res ) ! Sea-ice mass change from thermodynamics IF( iom_use('dmidyn') ) CALL iom_put( "dmidyn", - wfx_dyn + rhoi * diag_trp_vi ) ! Sea-ice mass change from dynamics(kg/m2/s) IF( iom_use('dmiopw') ) CALL iom_put( "dmiopw", - wfx_opw ) ! Sea-ice mass change through growth in open water IF( iom_use('dmibog') ) CALL iom_put( "dmibog", - wfx_bog ) ! Sea-ice mass change through basal growth IF( iom_use('dmisni') ) CALL iom_put( "dmisni", - wfx_sni ) ! Sea-ice mass change through snow-to-ice conversion IF( iom_use('dmisum') ) CALL iom_put( "dmisum", - wfx_sum ) ! Sea-ice mass change through surface melting IF( iom_use('dmibom') ) CALL iom_put( "dmibom", - wfx_bom ) ! Sea-ice mass change through bottom melting IF( iom_use('dmtsub') ) CALL iom_put( "dmtsub", - wfx_sub ) ! Sea-ice mass change through evaporation and sublimation IF( iom_use('dmssub') ) CALL iom_put( "dmssub", - wfx_snw_sub ) ! Snow mass change through sublimation IF( iom_use('dmisub') ) CALL iom_put( "dmisub", - wfx_ice_sub ) ! Sea-ice mass change through sublimation IF( iom_use('dmsspr') ) CALL iom_put( "dmsspr", - wfx_spr ) ! Snow mass change through snow fall IF( iom_use('dmsssi') ) CALL iom_put( "dmsssi", wfx_sni*rhos*r1_rhoi ) ! Snow mass change through snow-to-ice conversion IF( iom_use('dmsmel') ) CALL iom_put( "dmsmel", - wfx_snw_sum ) ! Snow mass change through melt IF( iom_use('dmsdyn') ) CALL iom_put( "dmsdyn", - wfx_snw_dyn + rhos * diag_trp_vs ) ! Snow mass change through dynamics(kg/m2/s) ! Global ice diagnostics IF( iom_use('NH_icearea') .OR. iom_use('NH_icevolu') .OR. iom_use('NH_iceextt') ) THEN ! NH diagnostics ! WHERE( ff_t > 0._wp ) ; zmsk00(:,:) = 1.0e-12 ELSEWHERE ; zmsk00(:,:) = 0. END WHERE zdiag_area_nh = glob_sum( 'icewri', at_i(:,:) * zmsk00(:,:) * e1e2t(:,:) ) zdiag_volu_nh = glob_sum( 'icewri', vt_i(:,:) * zmsk00(:,:) * e1e2t(:,:) ) ! WHERE( ff_t > 0._wp .AND. at_i > 0.15 ) ; zmsk00(:,:) = 1.0e-12 ELSEWHERE ; zmsk00(:,:) = 0. END WHERE zdiag_extt_nh = glob_sum( 'icewri', zmsk00(:,:) * e1e2t(:,:) ) ! IF( iom_use('NH_icearea') ) CALL iom_put( "NH_icearea" , zdiag_area_nh ) IF( iom_use('NH_icevolu') ) CALL iom_put( "NH_icevolu" , zdiag_volu_nh ) IF( iom_use('NH_iceextt') ) CALL iom_put( "NH_iceextt" , zdiag_extt_nh ) ! ENDIF ! IF( iom_use('SH_icearea') .OR. iom_use('SH_icevolu') .OR. iom_use('SH_iceextt') ) THEN ! SH diagnostics ! WHERE( ff_t < 0._wp ); zmsk00(:,:) = 1.0e-12; ELSEWHERE ; zmsk00(:,:) = 0. END WHERE zdiag_area_sh = glob_sum( 'icewri', at_i(:,:) * zmsk00(:,:) * e1e2t(:,:) ) zdiag_volu_sh = glob_sum( 'icewri', vt_i(:,:) * zmsk00(:,:) * e1e2t(:,:) ) ! WHERE( ff_t < 0._wp .AND. at_i > 0.15 ); zmsk00(:,:) = 1.0e-12 ELSEWHERE ; zmsk00(:,:) = 0. END WHERE zdiag_extt_sh = glob_sum( 'icewri', zmsk00(:,:) * e1e2t(:,:) ) ! IF( iom_use('SH_icearea') ) CALL iom_put( "SH_icearea", zdiag_area_sh ) IF( iom_use('SH_icevolu') ) CALL iom_put( "SH_icevolu", zdiag_volu_sh ) IF( iom_use('SH_iceextt') ) CALL iom_put( "SH_iceextt", zdiag_extt_sh ) ! ENDIF ! !!CR ! ! Create an output files (output.lim.abort.nc) if S < 0 or u > 20 m/s !!CR ! IF( kindic < 0 ) CALL ice_wri_state( 'output.abort' ) !!CR ! not yet implemented !!gm idem for the ocean... Ask Seb how to get read of ioipsl.... ! IF( ln_timing ) CALL timing_stop('icewri') ! END SUBROUTINE ice_wri SUBROUTINE ice_wri_state( kid ) !!--------------------------------------------------------------------- !! *** ROUTINE ice_wri_state *** !! !! ** Purpose : create a NetCDF file named cdfile_name which contains !! the instantaneous ice state and forcing fields for ice model !! Used to find errors in the initial state or save the last !! ocean state in case of abnormal end of a simulation !! !! History : 4.0 ! 2013-06 (C. Rousset) !!---------------------------------------------------------------------- INTEGER, INTENT( in ) :: kid !!---------------------------------------------------------------------- ! !! The file is open in dia_wri_state (ocean routine) CALL iom_rstput( 0, 0, kid, 'sithic', hm_i ) ! Ice thickness CALL iom_rstput( 0, 0, kid, 'siconc', at_i ) ! Ice concentration CALL iom_rstput( 0, 0, kid, 'sitemp', tm_i - rt0 ) ! Ice temperature CALL iom_rstput( 0, 0, kid, 'sivelu', u_ice ) ! i-Ice speed CALL iom_rstput( 0, 0, kid, 'sivelv', v_ice ) ! j-Ice speed CALL iom_rstput( 0, 0, kid, 'sistru', utau_ice ) ! i-Wind stress over ice CALL iom_rstput( 0, 0, kid, 'sistrv', vtau_ice ) ! i-Wind stress over ice CALL iom_rstput( 0, 0, kid, 'sisflx', qsr ) ! Solar flx over ocean CALL iom_rstput( 0, 0, kid, 'sinflx', qns ) ! NonSolar flx over ocean CALL iom_rstput( 0, 0, kid, 'snwpre', sprecip ) ! Snow precipitation CALL iom_rstput( 0, 0, kid, 'sisali', sm_i ) ! Ice salinity CALL iom_rstput( 0, 0, kid, 'sivolu', vt_i ) ! Ice volume CALL iom_rstput( 0, 0, kid, 'sidive', divu_i*1.0e8 ) ! Ice divergence CALL iom_rstput( 0, 0, kid, 'si_amp', at_ip ) ! Melt pond fraction CALL iom_rstput( 0, 0, kid, 'si_vmp', vt_ip ) ! Melt pond volume CALL iom_rstput( 0, 0, kid, 'sithicat', h_i ) ! Ice thickness CALL iom_rstput( 0, 0, kid, 'siconcat', a_i ) ! Ice concentration CALL iom_rstput( 0, 0, kid, 'sisalcat', s_i ) ! Ice salinity CALL iom_rstput( 0, 0, kid, 'snthicat', h_s ) ! Snw thickness END SUBROUTINE ice_wri_state #else !!---------------------------------------------------------------------- !! Default option : Empty module NO SI3 sea-ice model !!---------------------------------------------------------------------- #endif !!====================================================================== END MODULE icewri