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C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_advdiff.F,v 1.10 2010/10/21 02:10:34 heimbach Exp $ |
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C $Name: $ |
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|
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#include "THSICE_OPTIONS.h" |
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#ifdef ALLOW_GENERIC_ADVDIFF |
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# include "GAD_OPTIONS.h" |
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#endif |
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|
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CBOP |
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C !ROUTINE: THSICE_ADVDIFF |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE THSICE_ADVDIFF( |
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U uIce, vIce, |
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I bi, bj, myTime, myIter, myThid ) |
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|
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C !DESCRIPTION: \bv |
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C *===========================================================* |
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C | SUBROUTINE THSICE_ADVDIFF |
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C | o driver for different advection routines |
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C | calls an adaption of gad_advection to call different |
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C | advection routines of pkg/generic_advdiff |
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C *===========================================================* |
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C \ev |
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|
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C !USES: =============================================================== |
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IMPLICIT NONE |
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|
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C === Global variables === |
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C oceFWfx :: fresh water flux to the ocean [kg/m^2/s] |
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C oceSflx :: salt flux to the ocean [psu.kg/m^2/s] (~g/m^2/s) |
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C oceQnet :: heat flux to the ocean [W/m^2] |
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|
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "THSICE_SIZE.h" |
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#include "THSICE_PARAMS.h" |
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#include "THSICE_VARS.h" |
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#ifdef ALLOW_GENERIC_ADVDIFF |
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# include "GAD.h" |
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#endif |
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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# include "tamc_keys.h" |
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#endif |
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|
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C !INPUT PARAMETERS: =================================================== |
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C === Routine arguments === |
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C uIce/vIce :: ice velocity on C-grid [m/s] |
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C bi,bj :: Tile indices |
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C myTime :: Current time in simulation (s) |
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C myIter :: Current iteration number |
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C myThid :: My Thread Id. number |
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_RL uIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER bi,bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEndOfInterface |
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|
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#ifdef ALLOW_THSICE |
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C !LOCAL VARIABLES: ==================================================== |
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C === Local variables === |
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C i,j, :: Loop counters |
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C uTrans :: sea-ice area transport, x direction |
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C vTrans :: sea-ice area transport, y direction |
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C uTrIce :: sea-ice volume transport, x direction |
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C vTrIce :: sea-ice volume transport, y direction |
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C afx :: horizontal advective flux, x direction |
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C afy :: horizontal advective flux, y direction |
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C iceFrc :: (new) sea-ice fraction |
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C iceVol :: temporary array used in advection S/R |
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C oldVol :: (old) sea-ice volume |
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C msgBuf :: Informational/error meesage buffer |
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INTEGER i, j |
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LOGICAL thSIce_multiDimAdv |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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|
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_RL uTrans (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vTrans (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL uTrIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL vTrIce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL afx (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL afy (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RS maskOce (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL iceFrc (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL iceVol (1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL oldVol (1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL r_minArea |
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_RL meanCellArea, areaEpsil, vol_Epsil |
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#ifdef ALLOW_DIAGNOSTICS |
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CHARACTER*8 diagName |
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CHARACTER*4 THSICE_DIAG_SUFX, diagSufx |
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EXTERNAL THSICE_DIAG_SUFX |
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LOGICAL DIAGNOSTICS_IS_ON |
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EXTERNAL DIAGNOSTICS_IS_ON |
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_RL tmpFac |
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#endif |
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#ifdef ALLOW_DBUG_THSICE |
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_RL tmpVar, sumVar1, sumVar2 |
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#endif |
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LOGICAL dBugFlag |
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#include "THSICE_DEBUG.h" |
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CEOP |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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act1 = bi - myBxLo(myThid) |
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max1 = myBxHi(myThid) - myBxLo(myThid) + 1 |
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act2 = bj - myByLo(myThid) |
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max2 = myByHi(myThid) - myByLo(myThid) + 1 |
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act3 = myThid - 1 |
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max3 = nTx*nTy |
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act4 = ikey_dynamics - 1 |
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ticekey = (act1 + 1) + act2*max1 |
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& + act3*max1*max2 |
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& + act4*max1*max2*max3 |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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|
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C areaEpsil, vol_Epsil are 2 small numbers for ice area & ice volume: |
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C if ice area (=ice fraction * grid-cell area) or ice volume (= effective |
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C thickness * grid-cell area) are too small (i.e.: < areaEpsil,vol_Epsil) |
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C will assume that ice is gone, and will loose mass or energy. |
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C However, if areaEpsil,vol_Epsil are much smaller than minimun ice area |
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C (iceMaskMin*rAc) and minimum ice volume (iceMaskMin*hIceMin*rAc), |
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C good chance that this will never happen within 1 time step. |
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|
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dBugFlag = debugLevel.GE.debLevB |
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|
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C- definitively not an accurate computation of mean grid-cell area; |
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C but what matter here is just to have the right order of magnitude. |
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meanCellArea = Nx*Ny |
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meanCellArea = globalArea / meanCellArea |
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areaEpsil = 1. _d -10 * meanCellArea |
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vol_Epsil = 1. _d -15 * meanCellArea |
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|
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r_minArea = 0. _d 0 |
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IF ( iceMaskMin.GT.0. _d 0 ) r_minArea = 1. _d 0 / iceMaskMin |
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|
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thSIce_multiDimAdv = .TRUE. |
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#ifdef ALLOW_GENERIC_ADVDIFF |
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IF ( thSIceAdvScheme.EQ.ENUM_CENTERED_2ND |
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& .OR.thSIceAdvScheme.EQ.ENUM_UPWIND_3RD |
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& .OR.thSIceAdvScheme.EQ.ENUM_CENTERED_4TH ) THEN |
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thSIce_multiDimAdv = .FALSE. |
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ENDIF |
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#endif /* ALLOW_GENERIC_ADVDIFF */ |
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|
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C-- Initialisation (+ build oceanic mask) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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maskOce(i,j) = 0. _d 0 |
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IF ( hOceMxL(i,j,bi,bj).GT.0. ) maskOce(i,j) = 1. |
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iceVol(i,j) = 0. _d 0 |
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uTrans(i,j) = 0. _d 0 |
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vTrans(i,j) = 0. _d 0 |
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uTrIce(i,j) = 0. _d 0 |
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vTrIce(i,j) = 0. _d 0 |
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oceFWfx(i,j,bi,bj) = 0. _d 0 |
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oceSflx(i,j,bi,bj) = 0. _d 0 |
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oceQnet(i,j,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE iceHeight(:,:,bi,bj) |
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CADJ & = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE snowHeight(:,:,bi,bj) |
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CADJ & = comlev1_bibj, key=ticekey, byte=isbyte |
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#endif |
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IF ( thSIce_diffK .GT. 0. ) THEN |
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CALL THSICE_DIFFUSION( |
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I maskOce, |
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U uIce, vIce, |
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I bi, bj, myTime, myIter, myThid ) |
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ENDIF |
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|
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IF ( thSIce_multiDimAdv ) THEN |
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|
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C- Calculate ice transports through tracer cell faces. |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx+1,sNx+Olx |
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uTrIce(i,j) = uIce(i,j)*_dyG(i,j,bi,bj) |
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& *maskOce(i-1,j)*maskOce(i,j) |
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ENDDO |
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ENDDO |
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DO j=1-Oly+1,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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vTrIce(i,j) = vIce(i,j)*_dxG(i,j,bi,bj) |
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& *maskOce(i,j-1)*maskOce(i,j) |
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ENDDO |
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ENDDO |
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|
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C-- Fractional area |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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iceFrc(i,j) = iceMask(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE icevol(:,:) = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE utrice(:,:) = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE vtrice(:,:) = comlev1_bibj, key=ticekey, byte=isbyte |
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#endif |
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CALL THSICE_ADVECTION( |
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I GAD_SI_FRAC, thSIceAdvScheme, .TRUE., |
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I uTrIce, vTrIce, maskOce, thSIce_deltaT, areaEpsil, |
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U iceVol, iceFrc, |
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O uTrans, vTrans, |
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I bi, bj, myTime, myIter, myThid ) |
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|
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C-- Snow thickness |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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iceVol(i,j) = iceMask(i,j,bi,bj)*rA(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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CALL THSICE_ADVECTION( |
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I GAD_SI_HSNOW, thSIceAdvScheme, .FALSE., |
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I uTrans, vTrans, maskOce, thSIce_deltaT, areaEpsil, |
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U iceVol, snowHeight(1-Olx,1-Oly,bi,bj), |
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O afx, afy, |
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I bi, bj, myTime, myIter, myThid ) |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE iceHeight(:,:,bi,bj) = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE iceMask(:,:,bi,bj) = comlev1_bibj, key=ticekey, byte=isbyte |
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#endif |
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C-- sea-ice Thickness |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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iceVol(i,j) = iceMask(i,j,bi,bj)*rA(i,j,bi,bj) |
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oldVol(i,j) = iceVol(i,j)*iceHeight(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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CALL THSICE_ADVECTION( |
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I GAD_SI_HICE, thSIceAdvScheme, .FALSE., |
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I uTrans, vTrans, maskOce, thSIce_deltaT, areaEpsil, |
| 243 |
U iceVol, iceHeight(1-Olx,1-Oly,bi,bj), |
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O uTrIce, vTrIce, |
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I bi, bj, myTime, myIter, myThid ) |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE qice2(:,:,bi,bj) = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE utrice(:,:) = comlev1_bibj, key=ticekey, byte=isbyte |
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CADJ STORE vtrice(:,:) = comlev1_bibj, key=ticekey, byte=isbyte |
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#endif |
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|
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#ifdef ALLOW_DBUG_THSICE |
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IF ( dBugFlag ) THEN |
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sumVar1 = 0. |
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sumVar2 = 0. |
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DO j=1,sNy |
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DO i=1,sNx |
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C- Check that updated iceVol = iceFrc*rA |
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tmpVar = ABS(iceVol(i,j)-iceFrc(i,j)*rA(i,j,bi,bj)) |
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IF ( tmpVar.GT.0. ) THEN |
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sumVar1 = sumVar1 + 1. |
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sumVar2 = sumVar2 + tmpVar |
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ENDIF |
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IF ( tmpVar.GT.vol_Epsil ) THEN |
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WRITE(6,'(A,2I4,2I2,I12)') 'ARE_ADV: ij,bij,it=', |
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& i,j,bi,bj,myIter |
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WRITE(6,'(2(A,1P2E14.6))') 'ARE_ADV: iceVol,iceFrc*rA=', |
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& iceVol(i,j),iceFrc(i,j)*rA(i,j,bi,bj), |
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& ' , diff=', tmpVar |
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ENDIF |
| 272 |
IF ( dBug(i,j,bi,bj) ) THEN |
| 273 |
WRITE(6,'(A,2I4,2I2,I12)') 'ICE_ADV: ij,bij,it=', |
| 274 |
& i,j,bi,bj,myIter |
| 275 |
WRITE(6,'(2(A,1P2E14.6))') |
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& 'ICE_ADV: uIce=', uIce(i,j), uIce(i+1,j), |
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& ' , vIce=', vIce(i,j), vIce(i,j+1) |
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WRITE(6,'(2(A,1P2E14.6))') |
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& 'ICE_ADV: area_b,a=', iceMask(i,j,bi,bj), iceFrc(i,j), |
| 280 |
& ' , Heff_b,a=', oldVol(i,j)*recip_rA(i,j,bi,bj), |
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& iceHeight(i,j,bi,bj)*iceFrc(i,j) |
| 282 |
ENDIF |
| 283 |
ENDDO |
| 284 |
ENDDO |
| 285 |
IF ( sumVar2.GT.vol_Epsil ) |
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& WRITE(6,'(A,2I2,I10,A,I4,1P2E14.6)') 'ARE_ADV: bij,it:', |
| 287 |
& bi,bj,myIter, ' ; Npts,aveDiff,Epsil=', |
| 288 |
& INT(sumVar1),sumVar2/sumVar1,vol_Epsil |
| 289 |
ENDIF |
| 290 |
#endif |
| 291 |
#ifdef ALLOW_DIAGNOSTICS |
| 292 |
C-- Diagnosse advective fluxes (ice-fraction, snow & ice thickness): |
| 293 |
IF ( useDiagnostics ) THEN |
| 294 |
diagSufx = THSICE_DIAG_SUFX( GAD_SI_FRAC, myThid ) |
| 295 |
diagName = 'ADVx'//diagSufx |
| 296 |
CALL DIAGNOSTICS_FILL( uTrans, diagName, 1,1,2,bi,bj, myThid ) |
| 297 |
diagName = 'ADVy'//diagSufx |
| 298 |
CALL DIAGNOSTICS_FILL( vTrans, diagName, 1,1,2,bi,bj, myThid ) |
| 299 |
|
| 300 |
diagSufx = THSICE_DIAG_SUFX( GAD_SI_HSNOW, myThid ) |
| 301 |
diagName = 'ADVx'//diagSufx |
| 302 |
CALL DIAGNOSTICS_FILL( afx, diagName, 1,1,2,bi,bj, myThid ) |
| 303 |
diagName = 'ADVy'//diagSufx |
| 304 |
CALL DIAGNOSTICS_FILL( afy, diagName, 1,1,2,bi,bj, myThid ) |
| 305 |
|
| 306 |
diagSufx = THSICE_DIAG_SUFX( GAD_SI_HICE, myThid ) |
| 307 |
diagName = 'ADVx'//diagSufx |
| 308 |
CALL DIAGNOSTICS_FILL( uTrIce, diagName, 1,1,2,bi,bj, myThid ) |
| 309 |
diagName = 'ADVy'//diagSufx |
| 310 |
CALL DIAGNOSTICS_FILL( vTrIce, diagName, 1,1,2,bi,bj, myThid ) |
| 311 |
ENDIF |
| 312 |
#endif |
| 313 |
|
| 314 |
C-- Enthalpy in layer 1 |
| 315 |
DO j=1-Oly,sNy+Oly |
| 316 |
DO i=1-Olx,sNx+Olx |
| 317 |
iceVol(i,j) = oldVol(i,j) |
| 318 |
ENDDO |
| 319 |
ENDDO |
| 320 |
CALL THSICE_ADVECTION( |
| 321 |
I GAD_SI_QICE1, thSIceAdvScheme, .FALSE., |
| 322 |
I uTrIce, vTrIce, maskOce, thSIce_deltaT, vol_Epsil, |
| 323 |
U iceVol, Qice1(1-Olx,1-Oly,bi,bj), |
| 324 |
O afx, afy, |
| 325 |
I bi, bj, myTime, myIter, myThid ) |
| 326 |
#ifdef ALLOW_DBUG_THSICE |
| 327 |
IF ( dBugFlag ) THEN |
| 328 |
DO j=1,sNy |
| 329 |
DO i=1,sNx |
| 330 |
IF ( dBug(i,j,bi,bj) ) THEN |
| 331 |
c WRITE(6,'(A,1P4E14.6)') 'ICE_ADV: Qice1_b,a=', |
| 332 |
c & Qice1(i,j,bi,bj), |
| 333 |
c & ( iceFld(i,j) + thSIce_deltaT * gFld(i,j) |
| 334 |
c & ) * recip_heff(i,j) |
| 335 |
c WRITE(6,'(A,1P4E14.6)') 'ICE_ADV: q1Fx=', gFld(i,j) |
| 336 |
ENDIF |
| 337 |
ENDDO |
| 338 |
ENDDO |
| 339 |
ENDIF |
| 340 |
#endif |
| 341 |
#ifdef ALLOW_DIAGNOSTICS |
| 342 |
IF ( useDiagnostics ) THEN |
| 343 |
diagSufx = THSICE_DIAG_SUFX( GAD_SI_QICE1, myThid ) |
| 344 |
diagName = 'ADVx'//diagSufx |
| 345 |
CALL DIAGNOSTICS_FILL( afx, diagName, 1,1,2,bi,bj, myThid ) |
| 346 |
diagName = 'ADVy'//diagSufx |
| 347 |
CALL DIAGNOSTICS_FILL( afy, diagName, 1,1,2,bi,bj, myThid ) |
| 348 |
ENDIF |
| 349 |
#endif |
| 350 |
|
| 351 |
C-- Enthalpy in layer 2 |
| 352 |
DO j=1-Oly,sNy+Oly |
| 353 |
DO i=1-Olx,sNx+Olx |
| 354 |
iceVol(i,j) = oldVol(i,j) |
| 355 |
ENDDO |
| 356 |
ENDDO |
| 357 |
CALL THSICE_ADVECTION( |
| 358 |
I GAD_SI_QICE2, thSIceAdvScheme, .FALSE., |
| 359 |
I uTrIce, vTrIce, maskOce, thSIce_deltaT, vol_Epsil, |
| 360 |
U iceVol, Qice2(1-Olx,1-Oly,bi,bj), |
| 361 |
O afx, afy, |
| 362 |
I bi, bj, myTime, myIter, myThid ) |
| 363 |
#ifdef ALLOW_DBUG_THSICE |
| 364 |
IF ( dBugFlag ) THEN |
| 365 |
sumVar1 = 0. |
| 366 |
sumVar2 = 0. |
| 367 |
DO j=1,sNy |
| 368 |
DO i=1,sNx |
| 369 |
C- Check that updated iceVol = Hic*Frc*rA |
| 370 |
tmpVar = ABS(iceVol(i,j) |
| 371 |
& -iceHeight(i,j,bi,bj)*iceFrc(i,j)*rA(i,j,bi,bj)) |
| 372 |
IF ( tmpVar.GT.0. ) THEN |
| 373 |
sumVar1 = sumVar1 + 1. |
| 374 |
sumVar2 = sumVar2 + tmpVar |
| 375 |
ENDIF |
| 376 |
IF ( tmpVar.GT.vol_Epsil ) THEN |
| 377 |
WRITE(6,'(A,2I4,2I2,I12)') 'VOL_ADV: ij,bij,it=', |
| 378 |
& i,j,bi,bj,myIter |
| 379 |
WRITE(6,'(2(A,1P2E14.6))') 'VOL_ADV: iceVol,Hic*Frc*rA=', |
| 380 |
& iceVol(i,j),iceHeight(i,j,bi,bj)*iceFrc(i,j)*rA(i,j,bi,bj), |
| 381 |
& ' , diff=', tmpVar |
| 382 |
ENDIF |
| 383 |
IF ( dBug(i,j,bi,bj) ) THEN |
| 384 |
c WRITE(6,'(A,1P4E14.6)') 'ICE_ADV: Qice2_b,a=', |
| 385 |
c & Qice2(i,j,bi,bj), |
| 386 |
c & ( iceFld(i,j) + thSIce_deltaT * gFld(i,j) |
| 387 |
c & ) * recip_heff(i,j) |
| 388 |
c WRITE(6,'(A,1P4E14.6)') 'ICE_ADV: q2Fx=', gFld(i,j) |
| 389 |
ENDIF |
| 390 |
ENDDO |
| 391 |
ENDDO |
| 392 |
IF ( sumVar2.GT.vol_Epsil ) |
| 393 |
& WRITE(6,'(A,2I2,I10,A,I4,1P2E14.6)') 'VOL_ADV: bij,it:', |
| 394 |
& bi,bj,myIter, ' ; Npts,aveDiff,Epsil=', |
| 395 |
& INT(sumVar1),sumVar2/sumVar1,vol_Epsil |
| 396 |
ENDIF |
| 397 |
#endif |
| 398 |
#ifdef ALLOW_DIAGNOSTICS |
| 399 |
IF ( useDiagnostics ) THEN |
| 400 |
diagSufx = THSICE_DIAG_SUFX( GAD_SI_QICE2, myThid ) |
| 401 |
diagName = 'ADVx'//diagSufx |
| 402 |
CALL DIAGNOSTICS_FILL( afx, diagName, 1,1,2,bi,bj, myThid ) |
| 403 |
diagName = 'ADVy'//diagSufx |
| 404 |
CALL DIAGNOSTICS_FILL( afy, diagName, 1,1,2,bi,bj, myThid ) |
| 405 |
ENDIF |
| 406 |
#endif |
| 407 |
|
| 408 |
#ifdef ALLOW_AUTODIFF_TAMC |
| 409 |
CADJ STORE iceHeight(:,:,bi,bj) = |
| 410 |
CADJ & comlev1_bibj, key=ticekey, byte=isbyte |
| 411 |
CADJ STORE snowHeight(:,:,bi,bj) = |
| 412 |
CADJ & comlev1_bibj, key=ticekey, byte=isbyte |
| 413 |
CADJ STORE iceFrc(:,:) = |
| 414 |
CADJ & comlev1_bibj, key=ticekey, byte=isbyte |
| 415 |
#endif |
| 416 |
|
| 417 |
C-- Update Ice Fraction: ensure that fraction is > iceMaskMin & < 1 |
| 418 |
C and adjust Ice thickness and snow thickness accordingly |
| 419 |
DO j=1,sNy |
| 420 |
DO i=1,sNx |
| 421 |
IF ( iceFrc(i,j) .GT. 1. _d 0 ) THEN |
| 422 |
c IF ( dBug(i,j,bi,bj) ) |
| 423 |
iceMask(i,j,bi,bj) = 1. _d 0 |
| 424 |
iceHeight(i,j,bi,bj) = iceHeight(i,j,bi,bj) *iceFrc(i,j) |
| 425 |
snowHeight(i,j,bi,bj) = snowHeight(i,j,bi,bj)*iceFrc(i,j) |
| 426 |
ELSEIF ( iceFrc(i,j) .LT. iceMaskMin ) THEN |
| 427 |
c IF ( dBug(i,j,bi,bj) ) |
| 428 |
iceMask(i,j,bi,bj) = iceMaskMin |
| 429 |
iceHeight(i,j,bi,bj) = iceHeight(i,j,bi,bj) |
| 430 |
& *iceFrc(i,j)*r_minArea |
| 431 |
snowHeight(i,j,bi,bj) = snowHeight(i,j,bi,bj) |
| 432 |
& *iceFrc(i,j)*r_minArea |
| 433 |
ELSE |
| 434 |
iceMask(i,j,bi,bj) = iceFrc(i,j) |
| 435 |
ENDIF |
| 436 |
ENDDO |
| 437 |
ENDDO |
| 438 |
C- adjust sea-ice state if ice is too thin. |
| 439 |
DO j=1,sNy |
| 440 |
DO i=1,sNx |
| 441 |
IF ( iceHeight(i,j,bi,bj).LT.hIceMin ) THEN |
| 442 |
iceVol(i,j) = iceMask(i,j,bi,bj)*iceHeight(i,j,bi,bj) |
| 443 |
c IF ( dBug(i,j,bi,bj) ) |
| 444 |
IF ( iceVol(i,j).GE.hIceMin*iceMaskMin ) THEN |
| 445 |
iceMask(i,j,bi,bj) = iceVol(i,j)/hIceMin |
| 446 |
snowHeight(i,j,bi,bj) = snowHeight(i,j,bi,bj) |
| 447 |
& *hIceMin/iceHeight(i,j,bi,bj) |
| 448 |
iceHeight(i,j,bi,bj) = hIceMin |
| 449 |
ELSE |
| 450 |
C- Not enough ice, melt the tiny amount of snow & ice: |
| 451 |
C and return fresh-water, salt & energy to the ocean (flx > 0 = into ocean) |
| 452 |
C- - Note: using 1rst.Order Upwind, I can get the same results as when |
| 453 |
C using seaice_advdiff (with SEAICEadvScheme=1) providing I comment |
| 454 |
C out the following lines (and then loose conservation). |
| 455 |
C- - |
| 456 |
oceFWfx(i,j,bi,bj) = ( rhos*snowHeight(i,j,bi,bj) |
| 457 |
& +rhoi*iceHeight(i,j,bi,bj) |
| 458 |
& )*iceMask(i,j,bi,bj)/thSIce_deltaT |
| 459 |
oceSflx(i,j,bi,bj) = rhoi*iceHeight(i,j,bi,bj)*saltIce |
| 460 |
& *iceMask(i,j,bi,bj)/thSIce_deltaT |
| 461 |
oceQnet(i,j,bi,bj) = -( rhos*snowHeight(i,j,bi,bj)*qsnow |
| 462 |
& +rhoi*iceHeight(i,j,bi,bj) |
| 463 |
& *( Qice1(i,j,bi,bj) |
| 464 |
& +Qice2(i,j,bi,bj) )*0.5 _d 0 |
| 465 |
& )*iceMask(i,j,bi,bj)/thSIce_deltaT |
| 466 |
C- - |
| 467 |
c flx2oc (i,j) = flx2oc (i,j) + |
| 468 |
c frw2oc (i,j) = frw2oc (i,j) + |
| 469 |
c fsalt (i,j) = fsalt (i,j) + |
| 470 |
iceMask (i,j,bi,bj) = 0. _d 0 |
| 471 |
iceHeight (i,j,bi,bj) = 0. _d 0 |
| 472 |
snowHeight(i,j,bi,bj) = 0. _d 0 |
| 473 |
Qice1 (i,j,bi,bj) = 0. _d 0 |
| 474 |
Qice2 (i,j,bi,bj) = 0. _d 0 |
| 475 |
snowAge (i,j,bi,bj) = 0. _d 0 |
| 476 |
ENDIF |
| 477 |
ENDIF |
| 478 |
ENDDO |
| 479 |
ENDDO |
| 480 |
|
| 481 |
#ifdef ALLOW_DBUG_THSICE |
| 482 |
IF ( dBugFlag ) THEN |
| 483 |
DO j=1,sNy |
| 484 |
DO i=1,sNx |
| 485 |
IF ( dBug(i,j,bi,bj) ) THEN |
| 486 |
WRITE(6,'(2(A,1P2E14.6))') |
| 487 |
c & 'ICE_ADV: area_b,a=', AREA(i,j,2,bi,bj),AREA(i,j,1,bi,bj) |
| 488 |
c WRITE(6,'(A,1P4E14.6)') 'ICE_ADV: mFx=', gFld(i,j) |
| 489 |
ENDIF |
| 490 |
ENDDO |
| 491 |
ENDDO |
| 492 |
ENDIF |
| 493 |
#endif |
| 494 |
|
| 495 |
ELSE |
| 496 |
C--- if not multiDimAdvection |
| 497 |
|
| 498 |
WRITE(msgBuf,'(2A)') 'S/R THSICE_ADVDIFF: ', |
| 499 |
& 'traditional advection/diffusion not yet implemented' |
| 500 |
CALL PRINT_ERROR( msgBuf , myThid) |
| 501 |
WRITE(msgBuf,'(2A)') ' ', |
| 502 |
& 'for ThSice variable Qice1, Qice2, SnowHeight. Sorry!' |
| 503 |
CALL PRINT_ERROR( msgBuf , myThid) |
| 504 |
STOP 'ABNORMAL: END: S/R THSICE_ADVDIFF' |
| 505 |
|
| 506 |
C--- end if multiDimAdvection |
| 507 |
ENDIF |
| 508 |
|
| 509 |
#ifdef ALLOW_DIAGNOSTICS |
| 510 |
IF ( useDiagnostics ) THEN |
| 511 |
CALL DIAGNOSTICS_FILL(iceMask,'SI_AdvFr',0,1,1,bi,bj,myThid) |
| 512 |
C- Ice-fraction weighted quantities: |
| 513 |
tmpFac = 1. _d 0 |
| 514 |
CALL DIAGNOSTICS_FRACT_FILL( |
| 515 |
I iceHeight, iceMask,tmpFac,1,'SI_AdvHi', |
| 516 |
I 0,1,1,bi,bj,myThid) |
| 517 |
CALL DIAGNOSTICS_FRACT_FILL( |
| 518 |
I snowHeight,iceMask,tmpFac,1,'SI_AdvHs', |
| 519 |
I 0,1,1,bi,bj,myThid) |
| 520 |
C- Ice-Volume weighted quantities: |
| 521 |
IF ( DIAGNOSTICS_IS_ON('SI_AdvQ1',myThid) .OR. |
| 522 |
& DIAGNOSTICS_IS_ON('SI_AdvQ2',myThid) ) THEN |
| 523 |
DO j=1,sNy |
| 524 |
DO i=1,sNx |
| 525 |
iceVol(i,j) = iceMask(i,j,bi,bj)*iceHeight(i,j,bi,bj) |
| 526 |
ENDDO |
| 527 |
ENDDO |
| 528 |
CALL DIAGNOSTICS_FRACT_FILL( |
| 529 |
I Qice1(1-OLx,1-OLy,bi,bj), |
| 530 |
I iceVol,tmpFac,1,'SI_AdvQ1', |
| 531 |
I 0,1,2,bi,bj,myThid) |
| 532 |
CALL DIAGNOSTICS_FRACT_FILL( |
| 533 |
I Qice2(1-OLx,1-OLy,bi,bj), |
| 534 |
I iceVol,tmpFac,1,'SI_AdvQ2', |
| 535 |
I 0,1,2,bi,bj,myThid) |
| 536 |
ENDIF |
| 537 |
ENDIF |
| 538 |
#endif /* ALLOW_DIAGNOSTICS */ |
| 539 |
|
| 540 |
#endif /* ALLOW_THSICE */ |
| 541 |
|
| 542 |
RETURN |
| 543 |
END |
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