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C $Header: /u/u3/gcmpack/MITgcm/pkg/seaice/groatb.F,v 1.9.2.1 2003/10/02 18:18:34 adcroft Exp $ |
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C $Name: $ |
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|
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#include "SEAICE_OPTIONS.h" |
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|
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CStartOfInterface |
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SUBROUTINE groatb( A22, myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE groatb | |
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C | o Calculate ice growth | |
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C |==========================================================| |
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C \==========================================================/ |
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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 "DYNVARS.h" |
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#include "FFIELDS.h" |
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#include "SEAICE.h" |
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#include "SEAICE_FFIELDS.h" |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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# include "tamc.h" |
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#endif |
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|
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COMMON /SEAICE_BOUND_RL/ |
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& MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE, |
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& SEAICE_EPS, SEAICE_EPS_SQ |
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_RL SEAICE_EPS, SEAICE_EPS_SQ |
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_RL MAX_HEFF, MIN_ATEMP, MIN_LWDOWN, MAX_TICE, MIN_TICE |
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|
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C === Routine arguments === |
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C myThid - Thread no. that called this routine. |
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_RL A22 |
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INTEGER myThid |
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CEndOfInterface |
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|
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#ifdef ALLOW_SEAICE |
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|
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C === Local variables === |
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C i,j,bi,bj - Loop counters |
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|
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INTEGER i, j, bi, bj |
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INTEGER KOPEN |
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_RL SPEED_SQ |
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_RL HICE (1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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_RL UG (1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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|
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#ifdef SEAICE_MULTILEVEL |
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INTEGER it |
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_RL RK |
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_RL HICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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_RL FICEP(1-OLx:sNx+OLx, 1-OLy:sNy+OLy) |
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#endif |
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|
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CADJ loop = parallel |
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DO bj=myByLo(myThid),myByHi(myThid) |
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CADJ loop = parallel |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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cph( |
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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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c |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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cph) |
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|
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C DETERMINE AMOUNT OF OPEN WATER AND ICE THICKNESS |
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DO J=1,sNy |
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DO I=1,sNx |
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AREA(I,J,2,bi,bj)=MAX(A22,AREA(I,J,2,bi,bj)) |
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FHEFF(I,J,bi,bj)=0.0 _d 0 |
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#ifdef SEAICE_MULTILEVEL |
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FICEP(I,J)=0.0 _d 0 |
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#endif |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE area(:,:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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DO J=1,sNy |
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DO I=1,sNx |
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HICE(I,J)=HEFF(I,J,2,bi,bj)/AREA(I,J,2,bi,bj) |
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ENDDO |
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ENDDO |
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|
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C NOW DETERMINE MIXED LAYER TEMPERATURE |
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DO J=1,sNy |
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DO I=1,sNx |
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TMIX(I,J,bi,bj)=theta(I,J,1,bi,bj)+273.16 _d +00 |
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#ifdef SEAICE_DEBUG |
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TMIX(I,J,bi,bj)=MAX(TMIX(I,J,bi,bj),271.2 _d +00) |
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#endif |
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ENDDO |
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ENDDO |
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|
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DO J=1,sNy |
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DO I=1,sNx |
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SPEED_SQ = UWIND(I,J,bi,bj)**2 + VWIND(I,J,bi,bj)**2 |
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IF ( SPEED_SQ .LE. SEAICE_EPS_SQ ) THEN |
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UG(I,J)=SEAICE_EPS |
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ELSE |
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UG(I,J)=SQRT(SPEED_SQ) |
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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 atemp(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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C NOW DETERMINE GROWTH RATES |
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C FIRST DO OPEN WATER |
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KOPEN=-1 |
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CALL BUDGET(UG, TMIX, HICE, FO, KOPEN, bi, bj) |
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|
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#ifdef ALLOW_AUTODIFF_TAMC |
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CADJ STORE atemp(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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CADJ STORE lwdown(:,:,bi,bj) = comlev1_bibj, |
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CADJ & key = iicekey, byte = isbyte |
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#endif /* ALLOW_AUTODIFF_TAMC */ |
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C NOW DO ICE |
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KOPEN=1 |
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#ifdef SEAICE_MULTILEVEL |
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DO IT=1,7 |
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DO J=1,sNy |
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DO I=1,sNx |
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RK=IT*1.0 |
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HICEP(I,J)=(HICE(I,J)/7.0 _d 0)*((2.0 _d 0*RK)-1.0 _d 0) |
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TICE(I,J,bi,bj)=TICES(I,J,IT,bi,bj) |
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ENDDO |
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ENDDO |
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CALL BUDGET(UG, TICE, HICEP, FICE, KOPEN, bi, bj) |
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DO J=1,sNy |
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DO I=1,sNx |
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FICEP(I,J)=(FICE(I,J,bi,bj)/7.0 _d 0)+FICEP(I,J) |
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TICES(I,J,IT,bi,bj)=TICE(I,J,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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DO J=1,sNy |
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DO I=1,sNx |
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FICE(I,J,bi,bj)=FICEP(I,J) |
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ENDDO |
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ENDDO |
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#else /* SEAICE_MULTILEVEL */ |
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CALL BUDGET(UG, TICE, HICE, FICE, KOPEN, bi, bj) |
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#endif /* SEAICE_MULTILEVEL */ |
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|
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ENDDO |
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ENDDO |
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|
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#endif /* ALLOW_SEAICE */ |
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|
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RETURN |
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END |