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C $Header: /u/gcmpack/MITgcm/pkg/atm_compon_interf/atm_store_aim_wndstr.F,v 1.1 2013/09/11 20:17:27 jmc Exp $ |
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jmc |
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C $Name: $ |
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jmc |
1.2 |
#include "ATM_CPL_OPTIONS.h" |
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jmc |
1.1 |
#ifdef ALLOW_AIM |
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# include "AIM_OPTIONS.h" |
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#endif |
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CBOP |
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C !ROUTINE: ATM_STORE_AIM_WNDSTR |
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C !INTERFACE: |
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SUBROUTINE ATM_STORE_AIM_WNDSTR( |
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I 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 | SUBROUTINE ATM_STORE_AIM_WNDSTR |
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C | o Routine for saving AIM surface wind-stress fields |
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C | for export to coupling layer. |
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C *==========================================================* |
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C | This version interfaces to the AIM package. |
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C *==========================================================* |
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C !USES: |
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IMPLICIT NONE |
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C == Global variables == |
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#ifdef ALLOW_AIM |
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# include "AIM_SIZE.h" |
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#else |
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# include "SIZE.h" |
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#endif |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "CPL_PARAMS.h" |
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#include "GRID.h" |
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#include "DYNVARS.h" |
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#ifdef ALLOW_AIM |
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# include "AIM2DYN.h" |
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c #include "AIM_FFIELDS.h" |
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#endif |
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#ifdef ALLOW_THSICE |
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# include "THSICE_PARAMS.h" |
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# include "THSICE_VARS.h" |
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#endif |
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C == Global variables for coupling interface == |
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#include "ATMCPL.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C bi, bj :: Tile indices |
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C myTime :: Current time in simulation (s) |
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C myIter :: Current iteration number |
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C myThid :: My Thread Id. number |
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INTEGER bi, bj |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEOP |
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#ifdef ALLOW_AIM |
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C !LOCAL VARIABLES: |
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C i, j :: Loop counters |
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C ks :: surface level index |
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INTEGER i, j, ks |
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_RL cplTimeFraction |
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_RL uStr_tmp, vStr_tmp |
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C o Accumulate momentum surface flux that will be exported to the |
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C coupling layer. Momentum flux is in N/m^2 with same sign as the wind. |
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cplTimeFraction = 1. _d 0 / DFLOAT(cplSendFrq_iter) |
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ks = 1 |
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tauXTime(bi,bj) = tauXTime(bi,bj) + cplTimeFraction |
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tauYTime(bi,bj) = tauYTime(bi,bj) + cplTimeFraction |
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#ifdef ALLOW_THSICE |
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IF ( useThSIce .AND. stressReduction.GT. 0. _d 0 ) THEN |
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C-- Reduce wind stress applied to ocean where sea-ice is present |
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DO j=1,sNy |
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DO i=1,sNx |
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c IF ( aim_landFr(i-1,j,bi,bj)*aim_landFr(i,j,bi,bj) .NE. 1. ) THEN |
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IF ( hFacW(i,j,ks,bi,bj) .NE. 0. ) THEN |
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uStr_tmp = |
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& ( aim_drag(i-1,j,bi,bj) |
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& *(1. _d 0 - iceMask(i-1,j,bi,bj)*stressReduction) |
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& + aim_drag( i ,j,bi,bj) |
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& *(1. _d 0 - iceMask( i ,j,bi,bj)*stressReduction) |
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& )* 0.5 _d 0 * uVel(i,j,ks,bi,bj) |
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tauX(i,j,bi,bj) = tauX(i,j,bi,bj) |
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& + uStr_tmp*cplTimeFraction |
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ENDIF |
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ENDDO |
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ENDDO |
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DO j=1,sNy |
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DO i=1,sNx |
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c IF ( aim_landFr(i,j-1,bi,bj)*aim_landFr(i,j,bi,bj) .NE. 1. ) THEN |
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IF ( hFacS(i,j,ks,bi,bj) .NE. 0. ) THEN |
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vStr_tmp = |
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& ( aim_drag(i,j-1,bi,bj) |
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& *(1. _d 0 - iceMask(i,j-1,bi,bj)*stressReduction) |
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& + aim_drag(i, j ,bi,bj) |
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& *(1. _d 0 - iceMask(i, j ,bi,bj)*stressReduction) |
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& )* 0.5 _d 0 * vVel(i,j,ks,bi,bj) |
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tauY(i,j,bi,bj) = tauY(i,j,bi,bj) |
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& + vStr_tmp*cplTimeFraction |
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ENDIF |
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ENDDO |
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ENDDO |
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ELSE |
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#else /*ALLOW_THSICE*/ |
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IF (.TRUE.) THEN |
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#endif /*ALLOW_THSICE*/ |
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DO j=1,sNy |
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DO i=1,sNx |
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c IF ( aim_landFr(i-1,j,bi,bj)*aim_landFr(i,j,bi,bj) .NE. 1. ) THEN |
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IF ( hFacW(i,j,ks,bi,bj) .NE. 0. ) THEN |
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uStr_tmp = |
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& ( aim_drag(i-1,j,bi,bj)+aim_drag(i,j,bi,bj) ) |
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& * 0.5 _d 0 * uVel(i,j,ks,bi,bj) |
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tauX(i,j,bi,bj) = tauX(i,j,bi,bj) |
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& + uStr_tmp*cplTimeFraction |
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ENDIF |
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ENDDO |
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ENDDO |
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DO j=1,sNy |
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DO i=1,sNx |
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c IF ( aim_landFr(i,j-1,bi,bj)*aim_landFr(i,j,bi,bj) .NE. 1. ) THEN |
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IF ( hFacS(i,j,ks,bi,bj) .NE. 0. ) THEN |
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vStr_tmp = |
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& ( aim_drag(i,j-1,bi,bj)+aim_drag(i,j,bi,bj) ) |
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& * 0.5 _d 0 * vVel(i,j,ks,bi,bj) |
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tauY(i,j,bi,bj) = tauY(i,j,bi,bj) |
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& + vStr_tmp*cplTimeFraction |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif /* ALLOW_AIM */ |
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RETURN |
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END |
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