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C $Header: /u/gcmpack/MITgcm/verification/hs94.1x64x5/adcode/external_forcing.F,v 1.1 2001/11/08 20:47:17 heimbach 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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CStartOfInterface |
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SUBROUTINE EXTERNAL_FORCING_U( |
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I iMin, iMax, jMin, jMax,bi,bj,kLev, |
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I myCurrentTime,myThid) |
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C /==========================================================\ |
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C | S/R EXTERNAL_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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IMPLICIT NONE |
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|
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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 == Routine arguments == |
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C iMin - Working range of tile for applying forcing. |
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C iMax |
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C jMin |
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C jMax |
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C kLev |
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INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
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_RL myCurrentTime |
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INTEGER myThid |
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CEndOfInterface |
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|
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C == Local variables == |
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C Loop counters |
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INTEGER I, J |
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C _RL uKf |
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C _RL levelOfGround |
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C _RL criticalLevel |
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C _RL levelOfVelPoint |
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C _RL dist1 |
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C _RL dist2 |
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C _RL decayFac |
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C _RL velDragHeightFac |
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_RL termP,kV,kF |
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|
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C-- Forcing term(s) |
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kF=1. _d 0/86400. _d 0 |
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DO J=jMin,jMax |
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DO I=iMin,iMax |
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IF ( HFacW(i,j,kLev,bi,bj) .GT. 0. ) THEN |
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C termP=0.5*( rF(kLev) + min( rF(kLev+1) , |
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C & min(H(I,J,bi,bj),H(I,J-1,bi,bj)) ) ) |
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termP=0.5 _d 0*( rF(kLev) + rF(kLev+1) ) |
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kV=kF*MAX(0. _d 0, |
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& (termP*recip_Rcol(I,J,bi,bj)-0.7 _d 0)/(1. _d 0-0.7 _d 0) ) |
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gU(i,j,kLev,bi,bj)=gU(i,j,kLev,bi,bj) |
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& -kV*uVel(i,j,kLev,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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CStartOfInterface |
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SUBROUTINE EXTERNAL_FORCING_V( |
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I iMin, iMax, jMin, jMax,bi,bj,kLev, |
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I myCurrentTime,myThid) |
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C /==========================================================\ |
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C | S/R EXTERNAL_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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IMPLICIT NONE |
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|
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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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|
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C == Routine arguments == |
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C iMin - Working range of tile for applying forcing. |
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C iMax |
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C jMin |
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C jMax |
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C kLev |
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INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
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_RL myCurrentTime |
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INTEGER myThid |
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CEndOfInterface |
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C == Local variables == |
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C Loop counters |
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INTEGER I, J |
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C _RL uKf |
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C _RL levelOfGround |
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C _RL criticalLevel |
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C _RL levelOfVelPoint |
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C _RL dist1 |
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C _RL dist2 |
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C _RL decayFac |
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C _RL velDragHeightFac |
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_RL termP,kV,kF |
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|
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C-- Forcing term(s) |
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kF=1. _d 0/86400. _d 0 |
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DO J=jMin,jMax |
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DO I=iMin,iMax |
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IF ( HFacS(i,j,kLev,bi,bj) .GT. 0. ) THEN |
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C termP=0.5*( rF(kLev) + min( rF(kLev+1) , |
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C & min(H(I,J,bi,bj),H(I,J-1,bi,bj)) ) ) |
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termP=0.5 _d 0*( rF(kLev) + rF(kLev+1) ) |
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kV=kF*MAX(0. _d 0, |
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& (termP*recip_Rcol(I,J,bi,bj)-0.7 _d 0)/(1. _d 0-0.7 _d 0) ) |
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gV(i,j,kLev,bi,bj)=gV(i,j,kLev,bi,bj) |
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& -kV*vVel(i,j,kLev,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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CStartOfInterface |
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SUBROUTINE EXTERNAL_FORCING_T( |
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I iMin, iMax, jMin, jMax,bi,bj,kLev, |
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I myCurrentTime,myThid) |
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C /==========================================================\ |
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C | S/R EXTERNAL_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.............. | |
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C \==========================================================/ |
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IMPLICIT NONE |
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|
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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 == Routine arguments == |
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C iMin - Working range of tile for applying forcing. |
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C iMax |
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C jMin |
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C jMax |
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C kLev |
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INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
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_RL myCurrentTime |
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INTEGER myThid |
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CEndOfInterface |
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|
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C == Local variables == |
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C Loop counters |
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INTEGER I, J |
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_RL thetaLim,kT,ka,ks,term1,term2,thetaEq,termP,rSurf |
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|
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C-- Forcing term(s) |
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rSurf=1. _d 5 |
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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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DO J=jMin,jMax |
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term1=60. _d 0*(sin(yC(1,J,bi,bj)*deg2rad)**2) |
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C termP=0.5*( rF(kLev) + min( rF(kLev+1) , H(I,J,bi,bj) ) ) |
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termP=0.5*( rF(kLev) + rF(kLev+1) ) |
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term2=10. _d 0*log(termP/rSurf) |
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& *(cos(yC(1,J,bi,bj)*deg2rad)**2) |
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thetaLim = 200. _d 0/ ((termP/rSurf)**(2. _d 0/7. _d 0)) |
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thetaEq=315. _d 0-term1-term2 |
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thetaEq=MAX(thetaLim,thetaEq) |
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DO I=iMin,iMax |
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kT=ka+(ks-ka) |
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& *MAX(0. _d 0, |
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& (termP*recip_Rcol(I,J,bi,bj)-0.7 _d 0)/(1. _d 0-0.7 _d 0) ) |
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& *COS((yC(1,J,bi,bj)*deg2rad))**4 |
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gT(i,j,kLev,bi,bj)=gT(i,j,kLev,bi,bj) |
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& - kT*( theta(I,J,kLev,bi,bj)-thetaEq ) |
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& *maskC(i,j,kLev,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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CStartOfInterface |
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SUBROUTINE EXTERNAL_FORCING_S( |
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I iMin, iMax, jMin, jMax,bi,bj,kLev, |
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I myCurrentTime,myThid) |
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C /==========================================================\ |
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C | S/R EXTERNAL_FORCING_S | |
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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 gS for forcing by external sources | |
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C | e.g. fresh-water flux, climatalogical relaxation....... | |
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C \==========================================================/ |
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IMPLICIT NONE |
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|
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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 == Routine arguments == |
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C iMin - Working range of tile for applying forcing. |
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C iMax |
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C jMin |
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C jMax |
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C kLev |
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INTEGER iMin, iMax, jMin, jMax, kLev, bi, bj |
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_RL myCurrentTime |
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INTEGER myThid |
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CEndOfInterface |
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|
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C == Local variables == |
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C Loop counters |
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INTEGER I, J |
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|
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C-- Forcing term(s) |
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|
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RETURN |
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END |
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