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C $Header: /u/gcmpack/MITgcm/model/src/freeze_surface.F,v 1.6 2004/12/04 00:12:14 jmc Exp $ |
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C $Name: $ |
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|
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: FREEZE_SURFACE |
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C !INTERFACE: |
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SUBROUTINE FREEZE_SURFACE( myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R FREEZE_SURFACE |
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C | o Check water temperature and limit range of temperature |
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C | appropriately. |
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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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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 "GRID.h" |
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#include "FFIELDS.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 myTime - Current time in simulation |
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C myIter - Current iteration number in simulation |
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C myThid :: Thread no. that called this routine. |
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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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C !LOCAL VARIABLES: |
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C == Local variables == |
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C Tfreezing :: Freezing threshold temperature. |
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INTEGER bi,bj,i,j,k |
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_RL Tfreezing |
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CEOP |
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|
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IF ( usingPCoords ) THEN |
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k = Nr |
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ELSE |
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k = 1 |
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ENDIF |
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|
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Tfreezing = -1.9 _d 0 |
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|
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C Check for water that should have frozen |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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IF (theta(i,j,k,bi,bj) .LT. Tfreezing) THEN |
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surfaceForcingTice(i,j,bi,bj) = |
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& ( Tfreezing - theta(i,j,k,bi,bj) ) |
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& *drF(k)*_hFacC(i,j,k,bi,bj) / dTtracerLev(k) |
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theta(i,j,k,bi,bj) = Tfreezing |
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ELSE |
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surfaceForcingTice(i,j,bi,bj) = 0. _d 0 |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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RETURN |
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END |