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C $Header: /u/gcmpack/models/MITgcmUV/model/src/calc_buoyancy.F,v 1.3 1998/10/28 03:11:36 cnh Exp $ |
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#include "CPP_EEOPTIONS.h" |
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SUBROUTINE CALC_BUOYANCY( |
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I bi, bj, iMin, iMax, jMin, jMax, k, rhoLoc, |
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O buoy, |
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I myThid ) |
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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 | kRef - determines pressure reference level | |
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C | (not used in 'LINEAR' mode) | |
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C | | |
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C \==========================================================/ |
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IMPLICIT NONE |
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C-- == Global data == |
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#include "SIZE.h" |
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#include "DYNVARS.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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C-- == Routine arguments == |
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INTEGER bi,bj,iMin,iMax,jMin,jMax |
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INTEGER k |
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INTEGER kRef |
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_RL rhoLoc(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL buoy (1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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INTEGER myThid |
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C-- == Local variables == |
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INTEGER i,j |
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_RL refTemp,refSalt,sigRef,tP,sP,deltaSig |
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IF ( buoyancyRelation .eq. 'ATMOSPHERIC' ) THEN |
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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buoy(i,j)=(theta(i,j,k,bi,bj)-tRef(K))/tRef(K) |
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ENDDO |
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ENDDO |
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ELSEIF ( buoyancyRelation .eq. 'OCEANIC' ) THEN |
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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buoy(i,j)=-Gravity*recip_rhoConst*rholoc(i,j) |
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ENDDO |
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ENDDO |
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ELSE |
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STOP |
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&'CALC_BUOANCY: variable "buoyancyRelation" has an illegal value' |
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ENDIF |
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RETURN |
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END |