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C $Header: /u/gcmpack/MITgcm/pkg/mom_fluxform/mom_v_rviscflux.F,v 1.3 2001/09/26 19:05:21 adcroft 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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CBOP |
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C !ROUTINE: MOM_V_RVISCFLUX |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE MOM_V_RVISCFLUX( |
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I bi,bj,k, |
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I vFld, KappaRV, |
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O rViscFluxV, |
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I myThid) |
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|
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C !DESCRIPTION: |
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C Calculates the area integrated vertical viscous fluxes of V: |
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C \begin{equation*} |
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C F^r = - \frac{ {\cal A}_s }{\Delta r_c} A_r \delta_k v |
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C \end{equation*} |
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|
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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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|
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C !INPUT PARAMETERS: =================================================== |
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C bi,bj :: tile indices |
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C k :: vertical level |
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C vFld :: meridional flow |
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C KappaRV :: vertical viscosity |
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C myThid :: thread number |
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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 KappaRV(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr) |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: ================================================== |
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C rViscFluxV :: viscous fluxes |
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_RL rViscFluxV(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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|
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C !LOCAL VARIABLES: ==================================================== |
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C i,j :: loop indices |
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C Kp1 :: =k+1 for k<Nr, k=Nr for k>=Nr |
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INTEGER I,J,Kp1 |
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CEOP |
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|
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Kp1=min(K+1,Nr) |
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|
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C - Laplacian and bi-harmonic terms |
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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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rViscFluxV(i,j) = |
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& -KappaRV(i,j,kp1) |
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& *rAs(i,j,bi,bj) |
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& *( vFld(i,j,k,bi,bj)-vFld(i,j,kp1,bi,bj) |
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& )*rkFac*recip_drC(kp1) |
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& *_maskS(i,j,k,bi,bj) |
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& *_maskS(i,j,kp1,bi,bj) |
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ENDDO |
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ENDDO |
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|
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RETURN |
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END |