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jmc |
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C $Header: /u/gcmpack/MITgcm/verification/tutorial_deep_convection/code/mom_w_smag_3d.F,v 1.1 2013/09/30 18:19:42 jmc Exp $ |
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jmc |
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C $Name: $ |
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#include "MOM_COMMON_OPTIONS.h" |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: MOM_W_SMAG_3D |
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C !INTERFACE: |
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SUBROUTINE MOM_W_SMAG_3D( |
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I str13, str23, str33, |
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I viscAh3d_00, viscAh3d_13, viscAh3d_23, |
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I rThickC_W, rThickC_S, rThickC_C, recip_rThickC, |
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O wDissip, |
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I k, bi, bj, myThid ) |
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C !DESCRIPTION: |
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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 "GRID.h" |
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C !INPUT PARAMETERS: |
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C rThickC_W :: thickness (in r-units) of W-Cell at Western Edge |
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C rThickC_S :: thickness (in r-units) of W-Cell at Southern Edge |
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C rThickC_C :: thickness (in r-units) of W-Cell (centered on W pt) |
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C recip_rThickC :: reciprol thickness of W-Cell (centered on W-point) |
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_RL str13(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr+1) |
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_RL str23(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr+1) |
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_RL str33(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr) |
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_RL viscAh3d_00(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr) |
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_RL viscAh3d_13(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr+1) |
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_RL viscAh3d_23(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr+1) |
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_RL rThickC_W (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL rThickC_S (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL rThickC_C (1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL recip_rThickC(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER k, bi, bj |
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INTEGER myThid |
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C !OUTPUT PARAMETERS: |
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_RL wDissip(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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CEOP |
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C !LOCAL VARIABLES: |
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INTEGER i,j |
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INTEGER km1 |
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_RL maskM1 |
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km1 = MAX(1,k-1) |
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maskM1 = 1. |
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IF ( k.LE.1 ) maskM1 = 0. |
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C - Laplacian and bi-harmonic terms |
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c IF (harmonic) THEN |
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C- note: free-slip @ bottom is commented out |
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C- use simple (momentum conserving) scaling |
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C (but not conserving angular momentum) |
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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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c wDissip(i,j) = recip_rThickC(i,j)* |
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wDissip(i,j) = |
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& recip_rA(i,j,bi,bj)*( |
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& ( viscAh3d_13(i+1, j , k )*str13(i+1, j ,k) |
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c & *dyG(i+1, j ,bi,bj)*rThickC_W(i+1, j ) |
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& *dyG(i+1, j ,bi,bj) |
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& -viscAh3d_13( i , j , k )*str13( i , j ,k) |
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c & *dyG( i , j ,bi,bj)*rThickC_W( i , j ) |
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& *dyG( i , j ,bi,bj) |
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& ) |
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& +( viscAh3d_23( i ,j+1, k )*str23( i ,j+1,k) |
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c & *dxG( i ,j+1,bi,bj)*rThickC_S( i ,j+1) |
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& *dxG( i ,j+1,bi,bj) |
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& -viscAh3d_23( i , j , k )*str23( i , j ,k) |
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c & *dxG( i , j ,bi,bj)*rThickC_S( i , j ) |
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& *dxG( i , j ,bi,bj) |
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& ) ) |
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& + recip_rThickC(i,j) |
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& *( viscAh3d_00( i , j , k )*str33( i , j , k ) |
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& -viscAh3d_00( i , j ,km1)*str33( i , j ,km1)*maskM1 |
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& )*rkSign |
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ENDDO |
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ENDDO |
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c ENDIF |
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c IF (biharmonic) THEN |
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c STOP 'MOM_UV_SMAG_3D: BIHARMONIC NOT ALLOWED WITH SMAG_3D' |
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c ENDIF |
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RETURN |
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END |