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C $Header: /u/gcmpack/MITgcm/model/src/calc_viscosity.F,v 1.7 2004/09/16 09:35:11 mlosch Exp $ |
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C $Name: $ |
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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CBOP |
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C !ROUTINE: CALC_VISCOSITY |
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C !INTERFACE: |
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SUBROUTINE CALC_VISCOSITY( |
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I bi,bj,iMin,iMax,jMin,jMax, |
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O KappaRU,KappaRV, |
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I myThid) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE CALC_VISCOSITY |
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C | o Calculate net vertical viscosity |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
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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 "DYNVARS.h" |
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#include "GRID.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation |
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C myThid - Instance number for this innvocation of CALC_COMMON_FACTORS |
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C KappaRU :: Total vertical viscosity for zonal flow. |
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C KappaRV :: Total vertical viscosity for meridional flow. |
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INTEGER bi,bj,iMin,iMax,jMin,jMax |
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_RL KappaRU(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nr) |
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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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C !LOCAL VARIABLES: |
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C == Local variables == |
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C I, J, K - Loop counters |
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INTEGER i,j,k |
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CMM( |
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INTEGER mm,klevbm,kplace |
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_RL MMKappaRUscale |
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CMM) |
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CEOP |
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DO k = 1,NR |
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DO j = 1-Oly, sNy+Oly |
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DO i = 1-Olx, sNx+Olx |
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CMM( what k is the last wet point |
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klevbm = 0 |
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do mm = 1,Nr |
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if (rf(mm).GE.r_low(i,j,bi,bj)) then |
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klevbm = mm |
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endif |
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enddo |
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kplace=klevbm-k |
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CMM) |
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CMM( ARE WE NEAR THE BOTTOM |
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CMM kplace = 0 is first wet cell, 1 is second, etc |
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Cmm kplace GT 3 excludes bottom 4 cells |
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IF (kplace.GT.2) THEN |
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MMKappaRUscale = 1.D0 |
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ELSE |
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MMKappaRUscale = 10.D0 |
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ENDIF |
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CMM) |
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KappaRU(i,j,k) = viscArNr(k) |
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CMM( |
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& *MMKappaRUscale |
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CMM) |
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KappaRV(i,j,k) = viscArNr(k) |
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CMM( |
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& *MMKappaRUscale |
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CMM) |
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CMMold KappaRU(i,j,k) = viscAr |
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CMM( |
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CMMold & *MMKappaRUscale |
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CMM) |
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CMMols KappaRV(i,j,k) = viscAr |
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CMM( |
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CMMols & *MMKappaRUscale |
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CMM) |
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ENDDO |
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ENDDO |
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#ifdef ALLOW_KPP |
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IF (useKPP) CALL KPP_CALC_VISC( |
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I bi,bj, iMin,iMax,jMin,jMax,K, |
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O KappaRU,KappaRV, |
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I myThid) |
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#endif |
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#ifdef ALLOW_PP81 |
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IF (usePP81) CALL PP81_CALC_VISC( |
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I bi,bj, iMin,iMax,jMin,jMax,K, |
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O KappaRU,KappaRV, |
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I myThid) |
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#endif |
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#ifdef ALLOW_MY82 |
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IF (useMY82) CALL MY82_CALC_VISC( |
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I bi,bj, iMin,iMax,jMin,jMax,K, |
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O KappaRU,KappaRV, |
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I myThid) |
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#endif |
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#ifdef ALLOW_GGL90 |
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IF (useGGL90) CALL GGL90_CALC_VISC( |
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I bi,bj, iMin,iMax,jMin,jMax,K, |
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O KappaRU,KappaRV, |
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I myThid) |
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#endif |
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C-- end of k loop |
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ENDDO |
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RETURN |
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END |
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