/[MITgcm]/MITgcm/pkg/ggl90/ggl90_calc.F
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revision 1.21 by jmc, Wed Jun 27 22:39:09 2012 UTC revision 1.22 by jmc, Thu Jun 28 15:35:52 2012 UTC
# Line 75  C     GGL90mixingLength:: mixing length Line 75  C     GGL90mixingLength:: mixing length
75  C         rMixingLength:: inverse of mixing length  C         rMixingLength:: inverse of mixing length
76  C     totalDepth       :: thickness of water column (inverse of recip_Rcol)  C     totalDepth       :: thickness of water column (inverse of recip_Rcol)
77  C     TKEPrandtlNumber :: here, an empirical function of the Richardson number  C     TKEPrandtlNumber :: here, an empirical function of the Richardson number
 C     rhoK, rhoKm1     :: density at layer k and km1 (relative to k)  
78        INTEGER iMin ,iMax ,jMin ,jMax        INTEGER iMin ,iMax ,jMin ,jMax
79        INTEGER i, j, k, kp1, km1, kSurf, kBottom        INTEGER i, j, k, kp1, km1, kSurf, kBottom
80        _RL     explDissFac, implDissFac        _RL     explDissFac, implDissFac
# Line 96  c     _RL     SQRTTKE Line 95  c     _RL     SQRTTKE
95        _RL     rMixingLength    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)        _RL     rMixingLength    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)
96        _RL     mxLength_Dn      (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)        _RL     mxLength_Dn      (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)
97        _RL     KappaE           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)        _RL     KappaE           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)
       _RL     rhoK             (1-OLx:sNx+OLx,1-OLy:sNy+OLy)  
       _RL     rhoKm1           (1-OLx:sNx+OLx,1-OLy:sNy+OLy)  
98        _RL     totalDepth       (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL     totalDepth       (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
99        _RL     GGL90visctmp     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)        _RL     GGL90visctmp     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)
100  C-    tri-diagonal matrix  C-    tri-diagonal matrix
# Line 152  C     Initialize local fields Line 149  C     Initialize local fields
149        ENDDO        ENDDO
150        DO j=1-OLy,sNy+OLy        DO j=1-OLy,sNy+OLy
151         DO i=1-OLx,sNx+OLx         DO i=1-OLx,sNx+OLx
         rhoK(i,j)          = 0. _d 0  
         rhoKm1(i,j)        = 0. _d 0  
152          totalDepth(i,j)    = Ro_surf(i,j,bi,bj) - R_low(i,j,bi,bj)          totalDepth(i,j)    = Ro_surf(i,j,bi,bj) - R_low(i,j,bi,bj)
153          rMixingLength(i,j,1) = 0. _d 0          rMixingLength(i,j,1) = 0. _d 0
154          mxLength_Dn(i,j,1) = GGL90mixingLengthMin          mxLength_Dn(i,j,1) = GGL90mixingLengthMin
# Line 163  C     Initialize local fields Line 158  C     Initialize local fields
158    
159  C     start k-loop  C     start k-loop
160        DO k = 2, Nr        DO k = 2, Nr
161         km1 = k-1  c      km1 = k-1
162  c      kp1 = MIN(Nr,k+1)  c      kp1 = MIN(Nr,k+1)
        CALL FIND_RHO_2D(  
      I      iMin, iMax, jMin, jMax, k,  
      I      theta(1-OLx,1-OLy,km1,bi,bj), salt(1-OLx,1-OLy,km1,bi,bj),  
      O      rhoKm1,  
      I      km1, bi, bj, myThid )  
   
        CALL FIND_RHO_2D(  
      I      iMin, iMax, jMin, jMax, k,  
      I      theta(1-OLx,1-OLy,k,bi,bj), salt(1-OLx,1-OLy,k,bi,bj),  
      O      rhoK,  
      I      k, bi, bj, myThid )  
163         DO j=jMin,jMax         DO j=jMin,jMax
164          DO i=iMin,iMax          DO i=iMin,iMax
165           SQRTTKE(i,j,k)=SQRT( GGL90TKE(i,j,k,bi,bj) )           SQRTTKE(i,j,k)=SQRT( GGL90TKE(i,j,k,bi,bj) )
# Line 183  c      kp1 = MIN(Nr,k+1) Line 167  c      kp1 = MIN(Nr,k+1)
167  C     buoyancy frequency  C     buoyancy frequency
168           Nsquare(i,j,k) = gravity*gravitySign*recip_rhoConst           Nsquare(i,j,k) = gravity*gravitySign*recip_rhoConst
169       &                  * sigmaR(i,j,k)       &                  * sigmaR(i,j,k)
          Nsquare(i,j,k) = - gravity*recip_rhoConst*recip_drC(k)  
      &        * ( rhoKm1(i,j) - rhoK(i,j) )*maskC(i,j,k,bi,bj)  
170  cC     vertical shear term (dU/dz)^2+(dV/dz)^2  cC     vertical shear term (dU/dz)^2+(dV/dz)^2
171  c         tempU= .5 _d 0*( uVel(i,j,km1,bi,bj)+uVel(i+1,j,km1,bi,bj)  c         tempU= .5 _d 0*( uVel(i,j,km1,bi,bj)+uVel(i+1,j,km1,bi,bj)
172  c     &                 -( uVel(i,j,k  ,bi,bj)+uVel(i+1,j,k  ,bi,bj)) )  c     &                 -( uVel(i,j,k  ,bi,bj)+uVel(i+1,j,k  ,bi,bj)) )
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