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C $Header: /u/gcmpack/MITgcm/verification/hs94.1x64x5/code/apply_forcing.F,v 1.1 2014/07/11 18:57:32 jmc 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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C-- File apply_forcing.F: |
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C-- Contents |
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C-- o APPLY_FORCING_U |
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C-- o APPLY_FORCING_V |
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C-- o APPLY_FORCING_T |
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C-- o APPLY_FORCING_S |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: APPLY_FORCING_U |
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C !INTERFACE: |
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SUBROUTINE APPLY_FORCING_U( |
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U gU_arr, |
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I iMin,iMax,jMin,jMax, k, bi, bj, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R APPLY_FORCING_U |
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C | o Contains problem specific forcing for zonal velocity. |
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C *==========================================================* |
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C | Adds terms to gU for forcing by external sources |
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C | e.g. wind stress, bottom friction etc ... |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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IMPLICIT NONE |
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C == Global data == |
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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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#include "SURFACE.h" |
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#include "DYNVARS.h" |
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#include "FFIELDS.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C gU_arr :: the tendency array |
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C iMin,iMax :: Working range of x-index for applying forcing. |
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C jMin,jMax :: Working range of y-index for applying forcing. |
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C k :: Current vertical level index |
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C bi,bj :: Current tile indices |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number |
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C myThid :: my Thread Id number |
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_RL gU_arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER iMin, iMax, jMin, jMax |
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INTEGER k, bi, bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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|
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C !LOCAL VARIABLES: |
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C i,j :: Loop counters |
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INTEGER i, j |
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CEOP |
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_RL recip_P0g, termP, rFullDepth |
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_RL kV, kF, sigma_b |
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|
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C-- Forcing term |
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kF = 1. _d 0/86400. _d 0 |
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sigma_b = 0.7 _d 0 |
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rFullDepth = rF(1)-rF(Nr+1) |
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c DO j=1,sNy |
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C-jmc: Without CD-scheme, this is OK ; but with CD-scheme, needs to cover [0:sNy+1] |
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DO j=0,sNy+1 |
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DO i=1,sNx+1 |
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IF ( maskW(i,j,k,bi,bj).EQ.oneRS ) THEN |
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IF ( selectSigmaCoord.EQ.0 ) THEN |
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recip_P0g = MAX(recip_Rcol(i,j,bi,bj),recip_Rcol(i-1,j,bi,bj)) |
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termP = 0.5 _d 0*( MIN( rF(k)*recip_P0g, oneRL ) |
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& +rF(k+1)*recip_P0g ) |
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c termP = 0.5 _d 0*( rF(k) + rF(k+1) )*recip_P0g |
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ELSE |
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C-- Pressure at U.point : |
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c midP = rLowW(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
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c & + bHybSigmC(k) |
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c & *(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
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C-- Sigma at U.point : |
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c termP = ( midP - rLowW(i,j,bi,bj)) |
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c & /(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
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C- which simplifies to: |
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termP = aHybSigmC(k)*rFullDepth |
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#ifdef NONLIN_FRSURF |
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& /(etaHw(i,j,bi,bj)+rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
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#else |
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& /(rSurfW(i,j,bi,bj)-rLowW(i,j,bi,bj)) |
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#endif |
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& + bHybSigmC(k) |
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ENDIF |
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kV = kF*MAX( zeroRL, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
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gU_arr(i,j) = gU_arr(i,j) |
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& - kV*uVel(i,j,k,bi,bj) |
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ENDIF |
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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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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: APPLY_FORCING_V |
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C !INTERFACE: |
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SUBROUTINE APPLY_FORCING_V( |
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U gV_arr, |
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I iMin,iMax,jMin,jMax, k, bi, bj, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R APPLY_FORCING_V |
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C | o Contains problem specific forcing for merid velocity. |
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C *==========================================================* |
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C | Adds terms to gV for forcing by external sources |
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C | e.g. wind stress, bottom friction etc ... |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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IMPLICIT NONE |
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C == Global data == |
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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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#include "SURFACE.h" |
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#include "DYNVARS.h" |
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#include "FFIELDS.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C gV_arr :: the tendency array |
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C iMin,iMax :: Working range of x-index for applying forcing. |
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C jMin,jMax :: Working range of y-index for applying forcing. |
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C k :: Current vertical level index |
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C bi,bj :: Current tile indices |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number |
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C myThid :: my Thread Id number |
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_RL gV_arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER iMin, iMax, jMin, jMax |
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INTEGER k, bi, bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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|
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C !LOCAL VARIABLES: |
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C i,j :: Loop counters |
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INTEGER i, j |
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CEOP |
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_RL recip_P0g, termP, rFullDepth |
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_RL kV, kF, sigma_b |
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|
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C-- Forcing term |
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kF = 1. _d 0/86400. _d 0 |
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sigma_b = 0.7 _d 0 |
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rFullDepth = rF(1)-rF(Nr+1) |
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DO j=1,sNy+1 |
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c DO i=1,sNx |
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C-jmc: Without CD-scheme, this is OK ; but with CD-scheme, needs to cover [0:sNx+1] |
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DO i=0,sNx+1 |
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IF ( maskS(i,j,k,bi,bj).EQ.oneRS ) THEN |
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IF ( selectSigmaCoord.EQ.0 ) THEN |
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recip_P0g = MAX(recip_Rcol(i,j,bi,bj),recip_Rcol(i,j-1,bi,bj)) |
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termP = 0.5 _d 0*( MIN( rF(k)*recip_P0g, oneRL ) |
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& +rF(k+1)*recip_P0g ) |
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c termP = 0.5 _d 0*( rF(k) + rF(k+1) )*recip_P0g |
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ELSE |
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C-- Pressure at V.point : |
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c midP = rLowS(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
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c & + bHybSigmC(k) |
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c & *(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
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C-- Sigma at V.point : |
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c termP = ( midP - rLowS(i,j,bi,bj)) |
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c & /(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
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C- which simplifies to: |
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termP = aHybSigmC(k)*rFullDepth |
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#ifdef NONLIN_FRSURF |
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& /(etaHs(i,j,bi,bj)+rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
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#else |
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& /(rSurfS(i,j,bi,bj)-rLowS(i,j,bi,bj)) |
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#endif |
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& + bHybSigmC(k) |
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ENDIF |
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kV = kF*MAX( zeroRL, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
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gV_arr(i,j) = gV_arr(i,j) |
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& - kV*vVel(i,j,k,bi,bj) |
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ENDIF |
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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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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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CBOP |
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C !ROUTINE: APPLY_FORCING_T |
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C !INTERFACE: |
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SUBROUTINE APPLY_FORCING_T( |
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U gT_arr, |
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I iMin,iMax,jMin,jMax, k, bi, bj, |
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I myTime, myIter, myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R APPLY_FORCING_T |
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C | o Contains problem specific forcing for temperature. |
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C *==========================================================* |
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C | Adds terms to gT for forcing by external sources |
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C | e.g. heat flux, climatalogical relaxation, etc ... |
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C *==========================================================* |
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C \ev |
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|
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C !USES: |
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IMPLICIT NONE |
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C == Global data == |
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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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#include "DYNVARS.h" |
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#include "FFIELDS.h" |
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|
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C !INPUT/OUTPUT PARAMETERS: |
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C gT_arr :: the tendency array |
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C iMin,iMax :: Working range of x-index for applying forcing. |
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C jMin,jMax :: Working range of y-index for applying forcing. |
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C k :: Current vertical level index |
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C bi,bj :: Current tile indices |
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C myTime :: Current time in simulation |
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C myIter :: Current iteration number |
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C myThid :: my Thread Id number |
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_RL gT_arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER iMin, iMax, jMin, jMax |
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INTEGER k, bi, bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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|
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C !LOCAL VARIABLES: |
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C i,j :: Loop counters |
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C kSurface :: index of surface level |
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INTEGER i, j |
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CEOP |
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_RL thetaLim, kT, ka, ks, sigma_b, term1, term2, thetaEq |
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_RL termP, rFullDepth |
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|
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C-- Forcing term |
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ka = 1. _d 0/(40. _d 0*86400. _d 0) |
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ks = 1. _d 0/(4. _d 0 *86400. _d 0) |
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sigma_b = 0.7 _d 0 |
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rFullDepth = rF(1)-rF(Nr+1) |
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DO j=0,sNy+1 |
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DO i=0,sNx+1 |
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term1 = 60. _d 0*(SIN(yC(i,j,bi,bj)*deg2rad)**2) |
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termP = 0.5 _d 0*( rF(k) + rF(k+1) ) |
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term2 = 10. _d 0*LOG(termP/atm_po) |
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& *(COS(yC(i,j,bi,bj)*deg2rad)**2) |
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thetaLim = 200. _d 0/ ((termP/atm_po)**atm_kappa) |
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thetaEq = 315. _d 0 - term1 - term2 |
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thetaEq = MAX(thetaLim,thetaEq) |
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IF ( selectSigmaCoord.EQ.0 ) THEN |
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termP = 0.5 _d 0*( MIN(rF(k),Ro_surf(i,j,bi,bj)) |
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& + rF(k+1) ) |
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& *recip_Rcol(i,j,bi,bj) |
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ELSE |
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C-- Pressure at T.point : |
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c midP = R_low(i,j,bi,bj) + aHybSigmC(k)*rFullDepth |
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c & + bHybSigmC(k) |
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c & *(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
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C-- Sigma at T.point : |
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c termP = ( midP - R_low(i,j,bi,bj)) |
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c & /(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
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C- which simplifies to: |
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termP = aHybSigmC(k)*rFullDepth |
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#ifdef NONLIN_FRSURF |
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& /(etaH(i,j,bi,bj)+Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
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#else |
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& /(Ro_surf(i,j,bi,bj)-R_low(i,j,bi,bj)) |
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#endif |
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& + bHybSigmC(k) |
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ENDIF |
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kT = ka+(ks-ka) |
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& *MAX( zeroRL, (termP-sigma_b)/(1. _d 0-sigma_b) ) |
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& *COS((yC(i,j,bi,bj)*deg2rad))**4 |
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gT_arr(i,j) = gT_arr(i,j) |
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& - kT*( theta(i,j,k,bi,bj)-thetaEq ) |
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& *maskC(i,j,k,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 |
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|
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
| 299 |
CBOP |
| 300 |
C !ROUTINE: APPLY_FORCING_S |
| 301 |
C !INTERFACE: |
| 302 |
SUBROUTINE APPLY_FORCING_S( |
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U gS_arr, |
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I iMin,iMax,jMin,jMax, k, bi, bj, |
| 305 |
I myTime, myIter, myThid ) |
| 306 |
C !DESCRIPTION: \bv |
| 307 |
C *==========================================================* |
| 308 |
C | S/R APPLY_FORCING_S |
| 309 |
C | o Contains problem specific forcing for merid velocity. |
| 310 |
C *==========================================================* |
| 311 |
C | Adds terms to gS for forcing by external sources |
| 312 |
C | e.g. fresh-water flux, climatalogical relaxation, etc ... |
| 313 |
C *==========================================================* |
| 314 |
C \ev |
| 315 |
|
| 316 |
C !USES: |
| 317 |
IMPLICIT NONE |
| 318 |
C == Global data == |
| 319 |
#include "SIZE.h" |
| 320 |
#include "EEPARAMS.h" |
| 321 |
#include "PARAMS.h" |
| 322 |
#include "GRID.h" |
| 323 |
#include "DYNVARS.h" |
| 324 |
#include "FFIELDS.h" |
| 325 |
#include "SURFACE.h" |
| 326 |
|
| 327 |
C !INPUT/OUTPUT PARAMETERS: |
| 328 |
C gS_arr :: the tendency array |
| 329 |
C iMin,iMax :: Working range of x-index for applying forcing. |
| 330 |
C jMin,jMax :: Working range of y-index for applying forcing. |
| 331 |
C k :: Current vertical level index |
| 332 |
C bi,bj :: Current tile indices |
| 333 |
C myTime :: Current time in simulation |
| 334 |
C myIter :: Current iteration number |
| 335 |
C myThid :: my Thread Id number |
| 336 |
_RL gS_arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
| 337 |
INTEGER iMin, iMax, jMin, jMax |
| 338 |
INTEGER k, bi, bj |
| 339 |
_RL myTime |
| 340 |
INTEGER myIter |
| 341 |
INTEGER myThid |
| 342 |
|
| 343 |
C !LOCAL VARIABLES: |
| 344 |
C i,j :: Loop counters |
| 345 |
c INTEGER i, j |
| 346 |
CEOP |
| 347 |
|
| 348 |
C-- Forcing term |
| 349 |
|
| 350 |
RETURN |
| 351 |
END |
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