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C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_step_temp.F,v 1.5 2007/04/19 02:59:29 jmc Exp $ |
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C $Name: $ |
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|
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#include "THSICE_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: THSICE_STEP_TEMP |
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C !INTERFACE: |
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SUBROUTINE THSICE_STEP_TEMP( |
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I bi, bj, iMin, iMax, jMin, jMax, |
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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_STEP_TEMP |
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C | o Step Forward Surface and SeaIce Temperature. |
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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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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "FFIELDS.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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#include "THSICE_TAVE.h" |
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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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INTEGER siLo, siHi, sjLo, sjHi |
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PARAMETER ( siLo = 1-OLx , siHi = sNx+OLx ) |
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PARAMETER ( sjLo = 1-OLy , sjHi = sNy+OLy ) |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C- input: |
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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 myTime :: time counter for this thread |
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C myIter :: iteration counter for this thread |
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C myThid :: thread number for this instance of the routine. |
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C-- Modify fluxes hold in commom blocks |
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C- input: |
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C icFlxSW :: (Inp) short-wave heat flux (+=down): downward comp. only |
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C- output |
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C icFlxSW :: (Out) net SW flux into ocean (+=down) |
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C icFlxAtm:: net flux of energy from the atmosphere [W/m2] (+=down) |
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C icFrwAtm:: evaporation to the atmosphere (kg/m2/s) (>0 if evaporate) |
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C-- |
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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 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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C !LOCAL VARIABLES: |
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C === Local variables === |
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C tFrzOce :: sea-water freezing temperature [oC] (function of S) |
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C dTsrf :: surf. temp adjusment: Ts^n+1 - Ts^n |
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INTEGER i,j |
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_RL tFrzOce(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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c _RL dTsrf (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL tmpflx(1:2), tmpdTs(1:2) |
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#ifdef SHORTWAVE_HEATING |
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_RL opFrac, icFrac |
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#endif |
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LOGICAL dBugFlag |
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|
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C- define grid-point location where to print debugging values |
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#include "THSICE_DEBUG.h" |
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|
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1010 FORMAT(A,1P4E14.6) |
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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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iicekey = (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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dBugFlag = debugLevel.GE.debLevB |
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C- Initialise flxAtm,evpAtm |
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DO j = 1-OLy, sNy+OLy |
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DO i = 1-OLx, sNx+OLx |
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icFlxAtm(i,j,bi,bj) = 0. |
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icFrwAtm(i,j,bi,bj) = 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 tsrf(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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#endif |
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c IF ( fluidIsWater ) THEN |
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CALL THSICE_ALBEDO( |
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I bi, bj, siLo, siHi, sjLo, sjHi, |
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I iMin,iMax, jMin,jMax, |
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I iceMask(siLo,sjLo,bi,bj), iceHeight(siLo,sjLo,bi,bj), |
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I snowHeight(siLo,sjLo,bi,bj), Tsrf(siLo,sjLo,bi,bj), |
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I snowAge(siLo,sjLo,bi,bj), |
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O siceAlb(siLo,sjLo,bi,bj), |
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I myTime, myIter, myThid ) |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C part.1 : ice-covered fraction ; |
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C Solve for surface and ice temperature (implicitly) ; compute surf. fluxes |
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C------- |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE icflxsw(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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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 (iceMask(i,j,bi,bj).GT.0. _d 0) THEN |
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#ifdef ALLOW_DBUG_THSICE |
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IF ( dBug(i,j,bi,bj) ) THEN |
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WRITE(6,'(A,2I4,2I2)') 'ThSI_STEP_T: i,j=',i,j,bi,bj |
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WRITE(6,1010) 'ThSI_STEP_T: iceMask, hIc, hSn, Tsf =', |
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& iceMask(i,j,bi,bj), iceHeight(i,j,bi,bj), |
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& snowHeight(i,j,bi,bj), Tsrf(i,j,bi,bj) |
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ENDIF |
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#endif |
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C- surface net SW flux: |
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icFlxSW(i,j,bi,bj) = icFlxSW(i,j,bi,bj) |
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& *(1. _d 0 - siceAlb(i,j,bi,bj)) |
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tFrzOce(i,j) = -mu_Tf*sOceMxL(i,j,bi,bj) |
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ELSE |
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tFrzOce(i,j) = 0. _d 0 |
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ENDIF |
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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 qice1(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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CADJ STORE qice2(:,:,bi,bj) = comlev1_bibj, key=iicekey, byte=isbyte |
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#endif |
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CALL THSICE_SOLVE4TEMP( |
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I bi, bj, siLo, siHi, sjLo, sjHi, |
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I iMin,iMax, jMin,jMax, dBugFlag, |
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I useBulkForce, useEXF, |
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I iceMask(siLo,sjLo,bi,bj), iceHeight(siLo,sjLo,bi,bj), |
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I snowHeight(siLo,sjLo,bi,bj), tFrzOce, tmpflx, |
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U icFlxSW(siLo,sjLo,bi,bj), Tsrf(siLo,sjLo,bi,bj), |
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U Qice1(siLo,sjLo,bi,bj), Qice2(siLo,sjLo,bi,bj), |
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O Tice1(siLo,sjLo,bi,bj), Tice2(siLo,sjLo,bi,bj), tmpdTs, |
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O sHeating(siLo,sjLo,bi,bj), flxCndBt(siLo,sjLo,bi,bj), |
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O icFlxAtm(siLo,sjLo,bi,bj), icFrwAtm(siLo,sjLo,bi,bj), |
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I myTime, myIter, myThid ) |
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|
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#ifdef SHORTWAVE_HEATING |
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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IF (iceMask(i,j,bi,bj).GT.0. _d 0) THEN |
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icFrac = iceMask(i,j,bi,bj) |
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opFrac = 1. _d 0 - icFrac |
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C-- Update Fluxes : |
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Qsw(i,j,bi,bj) = opFrac*Qsw(i,j,bi,bj) |
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& - icFrac*icFlxSW(i,j,bi,bj) |
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ENDIF |
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ENDDO |
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ENDDO |
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#endif /* SHORTWAVE_HEATING */ |
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c ENDIF |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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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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