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C $Header$ |
C $Header$ |
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C $Name$ |
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#include "CPP_EEOPTIONS.h" |
#include "CPP_OPTIONS.h" |
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C /==========================================================\ |
C /==========================================================\ |
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C | S/R CALC_DIV_GHAT | |
C | S/R CALC_DIV_GHAT | |
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C | o Form the right hand-side of the surface pressure eqn. | |
C | o Form the right hand-side of the surface pressure eqn. | |
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C |==========================================================| |
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C \==========================================================/ |
C \==========================================================/ |
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SUBROUTINE CALC_DIV_GHAT( |
SUBROUTINE CALC_DIV_GHAT( |
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I bi,bj,iMin,iMax,jMin,jMax, |
I bi,bj,iMin,iMax,jMin,jMax, |
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#include "PARAMS.h" |
#include "PARAMS.h" |
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#include "GRID.h" |
#include "GRID.h" |
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#include "CG2D.h" |
#include "CG2D.h" |
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#ifdef ALLOW_NONHYDROSTATIC |
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#include "CG3D.h" |
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#endif |
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C == Routine arguments == |
C == Routine arguments == |
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C pH - Hydrostatic pressure |
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C bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation |
C bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation |
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C results will be set. |
C results will be set. |
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C kUp, kDown, kM1 - Index for upper and lower layers. |
C k - Index of layer. |
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C xA, yA - Cell face areas |
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C myThid - Instance number for this innvocation of CALC_MOM_RHS |
C myThid - Instance number for this innvocation of CALC_MOM_RHS |
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INTEGER bi,bj,iMin,iMax,jMin,jMax |
INTEGER bi,bj,iMin,iMax,jMin,jMax |
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INTEGER K |
INTEGER K |
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IF ( k .EQ. Nr ) THEN |
IF ( k .EQ. Nr ) THEN |
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C Initialise source term on first pass |
C Initialise source term on first pass |
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DO j=jMin,jMax |
DO j=1,sNy |
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DO i=iMin,iMax |
DO i=1,sNx |
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C cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
C Note: The source term containing cg2d_x and cg3d_x (at k=1) |
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C & -freeSurfFac*_rA(i,j,bi,bj)* |
C has been moved to solve_for_pressure.F for convenience. |
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C & cg2d_x(I ,J ,bi,bj)/deltaTMom/deltaTMom |
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cg2d_b(i,j,bi,bj) = |
cg2d_b(i,j,bi,bj) = |
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& -freeSurfFac*_rA(i,j,bi,bj)*horiVertRatio* |
& freeSurfFac*_rA(i,j,bi,bj)*horiVertRatio*( 0. |
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& cg2d_x(I ,J ,bi,bj)/deltaTMom/deltaTMom |
#ifdef USE_NATURAL_BCS |
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& +EmPmR(I,J,bi,bj)/deltaTMom |
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#endif |
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& ) |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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ENDIF |
ENDIF |
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DO j=jMin,jMax |
DO j=1,sNy |
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DO i=iMin,iMax |
DO i=1,sNx+1 |
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pf(i,j) = xA(i,j)*gUNm1(i,j,k,bi,bj) / deltaTmom |
pf(i,j) = xA(i,j)*gUNm1(i,j,k,bi,bj) / deltaTmom |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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DO j=1,sNy |
DO j=1,sNy |
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DO i=1,sNx |
DO i=1,sNx |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) + |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) + |
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& pf(i+1,j)-pf(i,j) |
& pf(i+1,j)-pf(i,j) |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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DO j=jMin,jMax |
#ifdef ALLOW_NONHYDROSTATIC |
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DO i=iMin,iMax |
IF (nonHydrostatic) THEN |
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DO j=1,sNy |
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DO i=1,sNx |
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cg3d_b(i,j,k,bi,bj) = pf(i+1,j)-pf(i,j) |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif |
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DO j=1,sNy+1 |
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DO i=1,sNx |
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pf(i,j) = yA(i,j)*gVNm1(i,j,k,bi,bj) / deltatmom |
pf(i,j) = yA(i,j)*gVNm1(i,j,k,bi,bj) / deltatmom |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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DO j=1,sNy |
DO j=1,sNy |
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DO i=1,sNx |
DO i=1,sNx |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) + |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) + |
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& pf(i,j+1)-pf(i,j) |
& pf(i,j+1)-pf(i,j) |
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ENDDO |
ENDDO |
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ENDDO |
ENDDO |
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#ifdef ALLOW_NONHYDROSTATIC |
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IF (nonHydrostatic) THEN |
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DO j=1,sNy |
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DO i=1,sNx |
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cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) + |
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& pf(i,j+1)-pf(i,j) |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif |
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RETURN |
RETURN |
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END |
END |