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jmc |
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C $Header: /u/gcmpack/MITgcm/pkg/mom_fluxform/mom_v_adv_wv.F,v 1.8 2004/10/19 02:43:06 jmc Exp $ |
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adcroft |
1.3 |
C $Name: $ |
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adcroft |
1.2 |
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edhill |
1.7 |
#include "MOM_FLUXFORM_OPTIONS.h" |
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jmc |
1.6 |
#undef OLD_MOM_ADV_W |
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adcroft |
1.2 |
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adcroft |
1.3 |
CBOP |
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C !ROUTINE: MOM_V_ADV_WV |
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C !INTERFACE: ========================================================== |
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adcroft |
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SUBROUTINE MOM_V_ADV_WV( |
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I bi,bj,k, |
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jmc |
1.6 |
I vFld,wFld,rTrans, |
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adcroft |
1.2 |
O advectiveFluxWV, |
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I myThid) |
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adcroft |
1.3 |
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C !DESCRIPTION: |
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C Calculates the vertical advective flux of meridional momentum: |
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C \begin{equation*} |
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C F^r = \overline{W}^j \overline{v}^{k} |
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C \end{equation*} |
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C !USES: =============================================================== |
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IMPLICIT NONE |
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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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adcroft |
1.3 |
C !INPUT PARAMETERS: =================================================== |
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C bi,bj :: tile indices |
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C k :: vertical level |
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jmc |
1.6 |
C vFld :: meridional velocity |
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C wFld :: vertical velocity |
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C rTrans :: vertical transport (above V point) |
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adcroft |
1.3 |
C myThid :: thread number |
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adcroft |
1.2 |
INTEGER bi,bj,k |
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_RL vFld(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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jmc |
1.6 |
_RL rTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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adcroft |
1.3 |
INTEGER myThid |
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C !OUTPUT PARAMETERS: ================================================== |
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C advectiveFluxWV :: advective flux |
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adcroft |
1.2 |
_RL advectiveFluxWV(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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adcroft |
1.3 |
C !LOCAL VARIABLES: ==================================================== |
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C i,j :: loop indices |
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INTEGER I,J |
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jmc |
1.6 |
CEOP |
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adcroft |
1.2 |
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jmc |
1.4 |
IF ( k.EQ.Nr+1 .AND. |
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jmc |
1.8 |
& useRealFreshWaterFlux .AND. usingPCoords ) THEN |
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jmc |
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DO j=1-Oly+1,sNy+Oly |
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jmc |
1.6 |
DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWV(i,j) = rTrans(i,j)*vFld(i,j,k-1,bi,bj) |
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jmc |
1.4 |
ENDDO |
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ENDDO |
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ELSEIF ( k.GT.Nr .OR. (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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DO j=1-Oly,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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advectiveFluxWV(i,j) = 0. |
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ENDDO |
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ENDDO |
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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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DO j=1-Oly+1,sNy+Oly |
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jmc |
1.6 |
DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWV(i,j) = rTrans(i,j)*vFld(i,j,k,bi,bj) |
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adcroft |
1.2 |
ENDDO |
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ENDDO |
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ELSE |
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C Vertical advection - interior ; assume vFld & wFld are masked |
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DO j=1-Oly+1,sNy+Oly |
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jmc |
1.6 |
DO i=1-Olx+1,sNx+Olx |
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advectiveFluxWV(i,j) = rTrans(i,j)* |
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& 0.5 _d 0*( vFld(i,j,k,bi,bj)+vFld(i,j,k-1,bi,bj) ) |
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adcroft |
1.2 |
ENDDO |
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ENDDO |
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jmc |
1.6 |
IF ( select_rStar.EQ.0 .AND. .NOT.rigidLid ) THEN |
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adcroft |
1.2 |
C (linear) Free-surface correction at k>1 |
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DO j=1-Oly+1,sNy+Oly |
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jmc |
1.6 |
DO i=1-Olx+1,sNx+Olx |
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adcroft |
1.2 |
advectiveFluxWV(i,j) = advectiveFluxWV(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,j-1,k,bi,bj)*rA(i,j-1,bi,bj)* |
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& (maskC(i,j-1,k,bi,bj)-maskC(i,j-1,k-1,bi,bj)) |
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& )*vFld(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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ENDIF |
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RETURN |
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END |
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