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C $Header: |
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#include "SEAICE_OPTIONS.h" |
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CStartOfInterface |
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SUBROUTINE ostres( DWATN, COR_ICE, myThid ) |
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C /==========================================================\ |
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C | SUBROUTINE ostres | |
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C | o Calculate ocean surface stress | |
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C |==========================================================| |
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C \==========================================================/ |
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IMPLICIT NONE |
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|
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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 "FFIELDS.h" |
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#include "SEAICE.h" |
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#include "SEAICE_PARAMS.h" |
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|
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C === Routine arguments === |
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C myThid - Thread no. that called this routine. |
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_RL DWATN (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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_RL COR_ICE (1-OLx:sNx+OLx,1-OLy:sNy+OLy, nSx,nSy) |
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INTEGER myThid |
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CEndOfInterface |
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|
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#ifdef ALLOW_SEAICE |
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C === Local variables === |
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C i,j,k,bi,bj - Loop counters |
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INTEGER i, j, k, bi, bj, IWIND |
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_RL SINWIN, COSWIN, SINWAT, COSWAT |
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|
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C 25 DEG GIVES SIN EQUAL TO 0.4226 |
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SINWIN=0.4226 |
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COSWIN=0.9063 |
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SINWAT=0.4226 |
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COSWAT=0.9063 |
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c do not introduce turning angle |
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SINWIN=0.0 |
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COSWIN=1.0 |
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SINWAT=0.0 |
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COSWAT=1.0 |
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|
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#ifdef SEAICE_ALLOW_DYNAMICS |
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IF ( SEAICEuseDYNAMICS ) THEN |
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C-- Compute ice-affected wind stress |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1,sNy |
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DO i=1,sNx |
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WINDX(I,J,bi,bj)=DWATN(I,J,bi,bj) |
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& *(COSWAT*(GWATX(I,J,bi,bj)-UICE(I,J,1,bi,bj)) |
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& -SINWAT*(GWATY(I,J,bi,bj)-VICEC(I,J,bi,bj))) |
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WINDY(I,J,bi,bj)=DWATN(I,J,bi,bj) |
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& *(SINWAT*(GWATX(I,J,bi,bj)-UICEC(I,J,bi,bj)) |
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& +COSWAT*(GWATY(I,J,bi,bj)-VICE(I,J,1,bi,bj))) |
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WINDX(I,J,bi,bj)=WINDX(I,J,bi,bj)-( COR_ICE(I,J,bi,bj) |
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& *GWATY(I,J,bi,bj)-COR_ICE(I,J,bi,bj)*VICEC(I,J,bi,bj)) |
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WINDY(I,J,bi,bj)=WINDY(I,J,bi,bj)-(-COR_ICE(I,J,bi,bj) |
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& *GWATX(I,J,bi,bj)+COR_ICE(I,J,bi,bj)*UICEC(I,J,bi,bj)) |
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WINDX(I,J,bi,bj)=WINDX(I,J,bi,bj)-(UICE(I,J,1,bi,bj) |
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& -UICE(I,J,3,bi,bj))*AMASS(I,J,bi,bj)/DELTAT*2.0 |
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WINDY(I,J,bi,bj)=WINDY(I,J,bi,bj)-(VICE(I,J,1,bi,bj) |
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& -VICE(I,J,3,bi,bj))*AMASS(I,J,bi,bj)/DELTAT*2.0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1,sNy |
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DO i=1,sNx |
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WINDX(I,J,bi,bj)=-WINDX(I,J,bi,bj) |
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WINDY(I,J,bi,bj)=-WINDY(I,J,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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#endif SEAICE_ALLOW_DYNAMICS |
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|
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C-- Update overlap regions for PRESS |
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_EXCH_XY_R8(WINDX, myThid) |
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_EXCH_XY_R8(WINDY, myThid) |
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|
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C Interpolate wind stress (N/m^2) to C-grid for forcing ocean model |
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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DO j=1,sNy |
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DO i=1,sNx |
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fu(I,J,bi,bj)=0.5*(WINDX(I-1,J-1,bi,bj)+WINDX(I-1,J,bi,bj)) |
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fv(I,J,bi,bj)=0.5*(WINDY(I-1,J-1,bi,bj)+WINDY(I,J-1,bi,bj)) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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_EXCH_XY_R4( fu, myThid ) |
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_EXCH_XY_R4( fv, myThid ) |
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|
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#endif ALLOW_SEAICE |
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|
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RETURN |
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END |
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