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C $Header: /u/gcmpack/models/MITgcmUV/pkg/generic_advdiff/gad_c2_adv_y.F,v 1.1 2001/05/30 19:34:48 adcroft Exp $ |
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C $Name: $ |
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|
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#include "GAD_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: GAD_C2_ADV_Y |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE GAD_C2_ADV_Y( |
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I bi,bj,k, |
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I vTrans, |
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I tracer, |
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O vT, |
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I myThid ) |
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|
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C !DESCRIPTION: |
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C Calculates the meridional flux due to advection of a tracer using |
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C centered second-order interpolation: |
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C \begin{equation*} |
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C F^y_{adv} = v \theta |
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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 "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 vTrans :: meridional volume transport |
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C tracer :: tracer field |
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C myThid :: thread number |
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INTEGER bi,bj,k |
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_RL vTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL tracer(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER myThid |
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|
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C !OUTPUT PARAMETERS: ================================================== |
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C vT :: meridional advective flux |
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_RL vT (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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INTEGER i,j |
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CEOP |
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|
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DO i=1-Olx,sNx+Olx |
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vT(i,1-Oly)=0. |
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ENDDO |
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DO j=1-Oly+1,sNy+Oly |
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DO i=1-Olx,sNx+Olx |
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vT(i,j) = |
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& vTrans(i,j)*(Tracer(i,j)+Tracer(i,j-1))*0.5 _d 0 |
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ENDDO |
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ENDDO |
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|
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RETURN |
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END |
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