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C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_get_bulkf.F,v 1.7 2010/10/16 19:22:34 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_BULK_FORCE |
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#include "BULK_FORCE_OPTIONS.h" |
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#endif |
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|
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CBOP |
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C !ROUTINE: THSICE_GET_BULKF |
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C !INTERFACE: |
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SUBROUTINE THSICE_GET_BULKF( |
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I bi, bj, |
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I iMin,iMax, jMin,jMax, |
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I icFlag, hSnow, Tsf, |
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O flxExcSw, dFlxdT, evap, dEvdT, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R THSICE_GET_BULKF |
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C *==========================================================* |
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C | Interface S/R : get Surface Fluxes from pkg BULK_FORCE |
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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 data == |
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#include "SIZE.h" |
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#ifdef ALLOW_BULK_FORCE |
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#include "EEPARAMS.h" |
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#include "BULKF_PARAMS.h" |
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#include "BULKF.h" |
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#endif |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C bi,bj :: tile indices |
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C iMin,iMax :: computation domain: 1rst index range |
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C jMin,jMax :: computation domain: 2nd index range |
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C icFlag :: sea-ice fractional mask [0-1] |
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C icFlag :: True= get fluxes at this location ; False= do nothing |
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C hSnow :: snow height [m] |
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C Tsf :: surface (ice or snow) temperature (oC) |
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C flxExcSw :: net (downward) surface heat flux, except short-wave [W/m2] |
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C dFlxdT :: deriv of flx with respect to Tsf [W/m/K] |
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C evap :: surface evaporation (>0 if evaporate) [kg/m2/s] |
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C dEvdT :: deriv of evap. with respect to Tsf [kg/m2/s/K] |
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C myThid :: Thread no. that called this routine. |
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INTEGER bi, bj |
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INTEGER iMin, iMax |
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INTEGER jMin, jMax |
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_RL icFlag (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL hSnow (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL Tsf (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL flxExcSw(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL dFlxdT (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL evap (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL dEvdT (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEOP |
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|
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#ifdef ALLOW_THSICE |
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#ifdef ALLOW_BULK_FORCE |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C === Local variables === |
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C iceornot :: 0=open water, 1=ice cover, 2=ice+snow |
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INTEGER iceornot |
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INTEGER i, j |
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_RL flwup ! upward LW at surface (W m-2) |
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_RL flwNet_dwn ! net (downward) LW at surface (W m-2) |
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_RL fsh ! surface downward sensible heat (W m-2) |
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_RL flh ! surface downward latent heat (W m-2) |
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_RL ust, vst, ssq |
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#ifdef ALLOW_FORMULA_AIM |
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_RL Tsurf(1), SHF(1), EVPloc(1), SLRU(1) |
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_RL dEvp(1), sFlx(0:2) |
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#endif |
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|
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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IF ( icFlag(i,j).GT.0. _d 0 ) THEN |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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|
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IF ( hSnow(i,j).GT.3. _d -1 ) THEN |
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iceornot=2 |
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ELSE |
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iceornot=1 |
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ENDIF |
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|
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#ifdef ALLOW_FORMULA_AIM |
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IF ( useFluxFormula_AIM ) THEN |
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|
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Tsurf(1) = Tsf(i,j) |
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CALL BULKF_FORMULA_AIM( |
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I Tsurf, flwdwn(i,j,bi,bj), |
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I ThAir(i,j,bi,bj), Tair(i,j,bi,bj), |
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I Qair(i,j,bi,bj), wspeed(i,j,bi,bj), |
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O SHF, EVPloc, SLRU, |
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O dEvp, sFlx, |
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I iceornot, myThid ) |
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|
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flxExcSw(i,j) = sFlx(1) |
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dFlxdT(i,j) = sFlx(2) |
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C- convert from [g/m2/s] to [kg/m2/s] |
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evap(i,j) = EVPloc(1) * 1. _d -3 |
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dEvdT(i,j) = dEvp(1) * 1. _d -3 |
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|
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ELSE |
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#else /* ALLOW_FORMULA_AIM */ |
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IF ( .TRUE. ) THEN |
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#endif /* ALLOW_FORMULA_AIM */ |
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|
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ust = 0. |
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vst = 0. |
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ssq = 0. |
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|
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IF ( blk_nIter.EQ.0 ) THEN |
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CALL BULKF_FORMULA_LANL( |
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I uwind(i,j,bi,bj), vwind(i,j,bi,bj), wspeed(i,j,bi,bj), |
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I Tair(i,j,bi,bj), Qair(i,j,bi,bj), |
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I cloud(i,j,bi,bj), Tsf(i,j), |
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O flwup, flh, fsh, dFlxdT(i,j), ust, vst, |
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O evap(i,j), ssq, dEvdT(i,j), |
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I iceornot, myThid ) |
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ELSE |
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CALL BULKF_FORMULA_LAY( |
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I uwind(i,j,bi,bj), vwind(i,j,bi,bj), wspeed(i,j,bi,bj), |
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I Tair(i,j,bi,bj), Qair(i,j,bi,bj), Tsf(i,j), |
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O flwup, flh, fsh, dFlxdT(i,j), ust, vst, |
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O evap(i,j), ssq, dEvdT(i,j), |
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I iceornot, i,j,bi,bj,myThid ) |
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ENDIF |
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|
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flwNet_dwn = flwdwn(i,j,bi,bj) - flwup |
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flxExcSw(i,j) = flwNet_dwn + fsh + flh |
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|
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ENDIF |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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ENDIF |
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ENDDO |
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ENDDO |
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|
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#endif /* ALLOW_BULK_FORCE */ |
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#endif /* ALLOW_THSICE */ |
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|
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RETURN |
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END |
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