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C $Header: /u/gcmpack/MITgcm/model/src/quasihydrostaticterms.F,v 1.3 2005/04/06 18:20:22 jmc Exp $ |
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C $Name: $ |
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|
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#include "CPP_OPTIONS.h" |
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|
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SUBROUTINE QUASIHYDROSTATICTERMS( |
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I bi,bj,k, |
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O effectiveBuoy, |
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I myThid ) |
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|
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C /==========================================================\ |
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C | o SUBROUTINE BUOYANCY | |
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C | Calculates buoyancy for an XY slice of a tile. | |
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C |==========================================================| |
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C | | |
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C | k - is the density level | |
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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 data == |
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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 "GRID.h" |
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#include "DYNVARS.h" |
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|
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C-- == Routine arguments == |
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INTEGER bi,bj,k |
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_RL effectiveBuoy(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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INTEGER myThid |
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|
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C-- == Local variables == |
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INTEGER i,j |
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_RL scalingFactor |
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|
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scalingFactor=rhoConst/gravity |
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scalingFactor=1./gravity |
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|
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx-1 |
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effectiveBuoy(i,j)=effectiveBuoy(i,j) |
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& -scalingFactor* |
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& fCoriCos(i,j,bi,bj)* |
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& 0.5*( uVel(i,j,k,bi,bj)+uVel(i+1,j,k,bi,bj) ) |
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ENDDO |
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ENDDO |
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|
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IF (useNHMTerms) THEN |
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DO j=1-Oly,sNy+Oly-1 |
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DO i=1-Olx,sNx+Olx-1 |
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effectiveBuoy(i,j)=effectiveBuoy(i,j) |
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& -scalingFactor* |
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& ( |
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& 0.5*( uVel(i,j,k,bi,bj)**2+uVel(i+1,j,k,bi,bj)**2 ) |
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& +0.5*( vVel(i,j,k,bi,bj)**2+vVel(i,j+1,k,bi,bj)**2 ) |
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& )*recip_RSphere |
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ENDDO |
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ENDDO |
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ENDIF |
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|
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RETURN |
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END |