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C $Header: /u/gcmpack/models/MITgcmUV/pkg/mom_fluxform/Attic/mom_u_adv_wu.F,v 1.1.2.2 2001/03/30 23:13:45 jmc Exp $ |
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C $Name: pre38-close $ |
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|
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#include "CPP_OPTIONS.h" |
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|
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SUBROUTINE MOM_U_ADV_WU( |
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I bi,bj,k, |
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I uFld,wFld, |
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O advectiveFluxWU, |
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I myThid) |
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IMPLICIT NONE |
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C |
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C Calculate advective flux in R direction for U eqn |
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C |
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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 "GRID.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 uFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL wFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
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_RL advectiveFluxWU(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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|
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IF ( k.GT.Nr .OR. |
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& (k.EQ.1.AND.rigidLid) ) THEN |
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C Advective flux = 0 at k=Nr+1 ; = 0 at k=1 if rigid-lid |
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|
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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advectiveFluxWU(i,j) = 0. |
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ENDDO |
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ENDDO |
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|
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ELSEIF (k.EQ.1) THEN |
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C (linear) Free-surface correction at k=1 |
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|
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWU(i,j) = |
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& 0.5*( |
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& wFld( i ,j,k,bi,bj)*rA( i ,j,bi,bj) |
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& +wFld(i-1,j,k,bi,bj)*rA(i-1,j,bi,bj) |
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& )*uFld(i,j,k,bi,bj) |
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ENDDO |
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ENDDO |
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|
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ELSE |
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|
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C Vertical advection - interior ; assume uFld & wFld are masked |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWU(i,j) = |
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& 0.25*( |
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& wFld( i ,j,k,bi,bj)*rA( i ,j,bi,bj) |
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& +wFld(i-1,j,k,bi,bj)*rA(i-1,j,bi,bj) |
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& )*( uFld(i,j,k,bi,bj)+uFld(i,j,k-1,bi,bj) ) |
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ENDDO |
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ENDDO |
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|
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IF (.NOT. rigidLid) THEN |
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C (linear) Free-surface correction at k>1 |
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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWU(i,j) = advectiveFluxWU(i,j) |
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& +0.25*( |
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& wFld(i, j ,k,bi,bj)*rA(i, j ,bi,bj)* |
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& (maskC(i,j,k,bi,bj) - maskC(i,j,k-1,bi,bj)) |
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& +wFld(i-1,j,k,bi,bj)*rA(i-1,j,bi,bj)* |
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& (maskC(i-1,j,k,bi,bj)-maskC(i-1,j,k-1,bi,bj)) |
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& )*uFld(i,j,k,bi,bj) |
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ENDDO |
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ENDDO |
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C- endif NOT rigidLid |
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ENDIF |
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|
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ENDIF |
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|
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RETURN |
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END |