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C $Header: /u/gcmpack/MITgcm/pkg/thsice/thsice_impl_temp.F,v 1.2 2004/05/07 21:33:34 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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C !ROUTINE: THSICE_IMPL_TEMP |
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C !INTERFACE: |
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SUBROUTINE THSICE_IMPL_TEMP( |
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I netSW, sFlx, |
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O dTsurf, |
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I bi, bj, myTime, myIter, myThid) |
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C *==========================================================* |
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C | S/R THSICE_IMPL_TEMP |
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C | o Calculate sea-ice and surface temp. implicitly |
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C *==========================================================* |
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C | o return surface fluxes for atmosphere boundary layer |
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C | physics (and therefore called within atmospheric physics) |
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C *==========================================================* |
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|
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C !USES: |
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IMPLICIT NONE |
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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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|
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C netSW :: net Short Wave surf. flux (+=down) [W/m2] |
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C sFlx :: surf. heat flux (+=down) except SW, function of surf. temp Ts: |
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C 0: Flx(Ts=0) ; 1: Flx(Ts=Ts^n) ; 2: d.Flx/dTs(Ts=Ts^n) |
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C dTsurf :: surf. temp adjusment: Ts^n+1 - Ts^n |
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C bi,bj :: Tile index |
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C myIter :: iteration counter for this thread |
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C myTime :: time counter for this thread |
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C myThid :: thread number for this instance of the routine. |
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_RL netSW (sNx,sNy) |
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_RL sFlx (sNx,sNy,0:2) |
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_RL dTsurf (sNx,sNy) |
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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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|
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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 flxSW :: net Short-Wave (+=down) at surface [W/m2] |
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C flxExcSw :: surf. heat flux (+=down) except SW, function of surf. temp Ts: |
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C 0: Flx(Ts=0) ; 1: Flx(Ts=Ts^n) ; 2: d.Flx/dTs(Ts=Ts^n) |
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C sHeating :: surf heating left to melt snow or ice (= Atmos-conduction) |
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C flxCnB :: heat flux conducted through the ice to bottom surface |
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C flxtmp :: net heat flux from the atmosphere ( >0 downward) |
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C evptmp :: evaporation to the atmosphere [kg/m2/s] (>0 if evaporate) |
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INTEGER i,j |
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INTEGER iMin, iMax |
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INTEGER jMin, jMax |
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_RL flxSW |
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_RL Tf |
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_RL flxtmp, evptmp |
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_RL flxExcSw(0:2) |
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_RL hIce, hSnow, Tsf, Tice(nlyr), qicen(nlyr) |
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|
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LOGICAL dBug |
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|
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iMin = 1 |
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iMax = sNx |
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jMin = 1 |
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jMax = sNy |
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dBug = .FALSE. |
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1010 FORMAT(A,1P4E14.6) |
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|
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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c dBug = ( bi.EQ.3 .AND. i.EQ.15 .AND. j.EQ.11 ) |
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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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IF (iceMask(i,j,bi,bj).GT.0. _d 0) THEN |
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Tf = -mu_Tf*sOceMxL(i,j,bi,bj) |
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hIce = iceHeight(i,j,bi,bj) |
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hSnow = snowHeight(i,j,bi,bj) |
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flxExcSw(0) = sFlx(i,j,0) |
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flxExcSw(1) = sFlx(i,j,1) |
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flxExcSw(2) = sFlx(i,j,2) |
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flxSW = netSW(i,j) |
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Tsf = Tsrf(i,j,bi,bj) |
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qicen(1)= Qice1(i,j,bi,bj) |
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qicen(2)= Qice2(i,j,bi,bj) |
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IF ( dBug ) THEN |
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WRITE(6,'(A,2I4,2I2)') 'ThSI_IMPL_T: i,j=',i,j,bi,bj |
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WRITE(6,1010) 'ThSI_IMPL_T:-0- iceMask,hIc,hSn,Tsf=', |
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& iceMask(i,j,bi,bj), hIce, hSnow, Tsf |
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WRITE(6,1010) 'ThSI_IMPL_T:-0- Tice(1,2),Qice(1,2)=', |
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& Tice1(i,j,bi,bj), Tice2(i,j,bi,bj), qicen |
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ENDIF |
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|
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CALL THSICE_SOLVE4TEMP( |
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I useBulkforce, flxExcSw, Tf, hIce, hSnow, |
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U flxSW, Tsf, qicen, |
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O Tice, sHeating(i,j,bi,bj), flxCndBt(i,j,bi,bj), |
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O dTsurf(i,j), flxtmp, evptmp, |
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I i,j, bi,bj, myThid) |
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C-- Update Fluxes : |
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Qsw(i,j,bi,bj) = -flxSW |
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C-- Update Sea-Ice state : |
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Tsrf(i,j,bi,bj) =Tsf |
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Tice1(i,j,bi,bj)=Tice(1) |
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Tice2(i,j,bi,bj)=Tice(2) |
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Qice1(i,j,bi,bj)=qicen(1) |
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Qice2(i,j,bi,bj)=qicen(2) |
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|
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IF ( dBug ) THEN |
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WRITE(6,1010) 'ThSI_IMPL_T: Tsf, Tice(1,2), dTsurf=', |
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& Tsf, Tice, dTsurf(i,j) |
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WRITE(6,1010) 'ThSI_IMPL_T: sHeat, flxCndBt, Qice =', |
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& sHeating(i,j,bi,bj), flxCndBt(i,j,bi,bj), qicen |
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WRITE(6,1010) 'ThSI_IMPL_T: flxA, fxSW_bf,af=', |
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& flxtmp, netSW(i,j), flxSW |
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ENDIF |
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ELSE |
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dTsurf(i,j) = 0. _d 0 |
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Qsw(i,j,bi,bj) = 0. _d 0 |
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ENDIF |
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|
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ENDDO |
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ENDDO |
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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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