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revision 1.21 by adcroft, Mon Jun 22 15:26:25 1998 UTC revision 1.28 by cnh, Thu Aug 20 19:25:05 1998 UTC
# Line 1  Line 1 
1  C $Header$  C $Header$
2    
3  #include "CPP_EEOPTIONS.h"  #include "CPP_OPTIONS.h"
4    
5        SUBROUTINE DYNAMICS(myTime, myIter, myThid)        SUBROUTINE DYNAMICS(myTime, myIter, myThid)
6  C     /==========================================================\  C     /==========================================================\
# Line 59  C                              o fVer: V Line 59  C                              o fVer: V
59  C                                      is "pipelined" in the vertical  C                                      is "pipelined" in the vertical
60  C                                      so we need an fVer for each  C                                      so we need an fVer for each
61  C                                      variable.  C                                      variable.
62    C     rhoK, rhoKM1   - Density at current level, level above and level below.
63    C     rhoKP1                                                                  
64    C     buoyK, buoyKM1 - Buoyancy at current level and level above.
65    C     phiHyd         - Hydrostatic part of the potential phi.
66    C                      In z coords phiHyd is the hydrostatic pressure anomaly
67    C                      In p coords phiHyd is the geopotential surface height anomaly.
68  C     iMin, iMax - Ranges and sub-block indices on which calculations  C     iMin, iMax - Ranges and sub-block indices on which calculations
69  C     jMin, jMax   are applied.  C     jMin, jMax   are applied.
70  C     bi, bj  C     bi, bj
# Line 69  C                          into fVerTerm Line 75  C                          into fVerTerm
75        _RS yA    (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RS yA    (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
76        _RL uTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL uTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
77        _RL vTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL vTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
78        _RL wTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL rTrans(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
79        _RL wVel  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)        _RL rVel  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)
80        _RS maskC (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RS maskC (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
81        _RS maskUp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RS maskUp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
82        _RL aTerm (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL aTerm (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
# Line 84  C                          into fVerTerm Line 90  C                          into fVerTerm
90        _RL fVerS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)        _RL fVerS (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)
91        _RL fVerU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)        _RL fVerU (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)
92        _RL fVerV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)        _RL fVerV (1-OLx:sNx+OLx,1-OLy:sNy+OLy,2)
93        _RL pH    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz)        _RL phiHyd(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nz)
94        _RL rhokm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL rhokm1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
95        _RL rhokp1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL rhokp1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
96        _RL rhok  (1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL rhok  (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
97          _RL buoyKM1(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
98          _RL buoyK (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
99        _RL rhotmp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL rhotmp(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
100        _RL pSurfX(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL pSurfX(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
101        _RL pSurfY(1-OLx:sNx+OLx,1-OLy:sNy+OLy)        _RL pSurfY(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
# Line 119  C       "Calculation of Gs" Line 127  C       "Calculation of Gs"
127  C       ===================  C       ===================
128  C       This is where all the accelerations and tendencies (ie.  C       This is where all the accelerations and tendencies (ie.
129  C       physics, parameterizations etc...) are calculated  C       physics, parameterizations etc...) are calculated
130  C         w = sum_z ( div. u[n] )  C         rVel = sum_r ( div. u[n] )
131  C         rho = rho ( theta[n], salt[n] )  C         rho = rho ( theta[n], salt[n] )
132    C         b   = b(rho, theta)
133  C         K31 = K31 ( rho )  C         K31 = K31 ( rho )
134  C         Gu[n] = Gu( u[n], v[n], w, rho, Ph, ... )  C         Gu[n] = Gu( u[n], v[n], rVel, b, ... )
135  C         Gv[n] = Gv( u[n], v[n], w, rho, Ph, ... )  C         Gv[n] = Gv( u[n], v[n], rVel, b, ... )
136  C         Gt[n] = Gt( theta[n], u[n], v[n], w, K31, ... )  C         Gt[n] = Gt( theta[n], u[n], v[n], rVel, K31, ... )
137  C         Gs[n] = Gs( salt[n], u[n], v[n], w, K31, ... )  C         Gs[n] = Gs( salt[n], u[n], v[n], rVel, K31, ... )
138  C  C
139  C       "Time-stepping" or "Prediction"  C       "Time-stepping" or "Prediction"
140  C       ================================  C       ================================
# Line 178  C     uninitialised but inert locations. Line 187  C     uninitialised but inert locations.
187          rhok  (i,j)  = 0. _d 0          rhok  (i,j)  = 0. _d 0
188          rhokp1(i,j)  = 0. _d 0          rhokp1(i,j)  = 0. _d 0
189          rhotmp(i,j)  = 0. _d 0          rhotmp(i,j)  = 0. _d 0
190            buoyKM1(i,j) = 0. _d 0
191            buoyK  (i,j) = 0. _d 0
192          maskC (i,j)  = 0. _d 0          maskC (i,j)  = 0. _d 0
193         ENDDO         ENDDO
194        ENDDO        ENDDO
# Line 188  C     uninitialised but inert locations. Line 199  C     uninitialised but inert locations.
199  C--     Set up work arrays that need valid initial values  C--     Set up work arrays that need valid initial values
200          DO j=1-OLy,sNy+OLy          DO j=1-OLy,sNy+OLy
201           DO i=1-OLx,sNx+OLx           DO i=1-OLx,sNx+OLx
202            wTrans(i,j)  = 0. _d 0            rTrans(i,j)   = 0. _d 0
203            wVel  (i,j,1) = 0. _d 0            rVel  (i,j,1) = 0. _d 0
204            wVel  (i,j,2) = 0. _d 0            rVel  (i,j,2) = 0. _d 0
205            fVerT(i,j,1) = 0. _d 0            fVerT(i,j,1)  = 0. _d 0
206            fVerT(i,j,2) = 0. _d 0            fVerT(i,j,2)  = 0. _d 0
207            fVerS(i,j,1) = 0. _d 0            fVerS(i,j,1)  = 0. _d 0
208            fVerS(i,j,2) = 0. _d 0            fVerS(i,j,2)  = 0. _d 0
209            fVerU(i,j,1) = 0. _d 0            fVerU(i,j,1)  = 0. _d 0
210            fVerU(i,j,2) = 0. _d 0            fVerU(i,j,2)  = 0. _d 0
211            fVerV(i,j,1) = 0. _d 0            fVerV(i,j,1)  = 0. _d 0
212            fVerV(i,j,2) = 0. _d 0            fVerV(i,j,2)  = 0. _d 0
213            pH(i,j,1) = 0. _d 0            phiHyd(i,j,1) = 0. _d 0
214            K13(i,j,1) = 0. _d 0            K13(i,j,1)    = 0. _d 0
215            K23(i,j,1) = 0. _d 0            K23(i,j,1)    = 0. _d 0
216            K33(i,j,1) = 0. _d 0            K33(i,j,1)    = 0. _d 0
217            KapGM(i,j) = 0. _d 0            KapGM(i,j)    = GMkbackground
218           ENDDO           ENDDO
219          ENDDO          ENDDO
220    
# Line 216  C--     Set up work arrays that need val Line 227  C--     Set up work arrays that need val
227          BOTTOM_LAYER = K .EQ. Nz          BOTTOM_LAYER = K .EQ. Nz
228    
229  C--     Calculate gradient of surface pressure  C--     Calculate gradient of surface pressure
230          CALL GRAD_PSURF(          CALL CALC_GRAD_ETA_SURF(
231       I       bi,bj,iMin,iMax,jMin,jMax,       I       bi,bj,iMin,iMax,jMin,jMax,
232       O       pSurfX,pSurfY,       O       pSurfX,pSurfY,
233       I       myThid)       I       myThid)
# Line 238  C--     Density of 1st level (below W(1) Line 249  C--     Density of 1st level (below W(1)
249       I     myThid )       I     myThid )
250    
251          IF ( .NOT. BOTTOM_LAYER ) THEN          IF ( .NOT. BOTTOM_LAYER ) THEN
252    
253  C--      Check static stability with layer below  C--      Check static stability with layer below
254  C        and mix as needed.  C        and mix as needed.
255           CALL FIND_RHO(           CALL FIND_RHO(
# Line 247  C        and mix as needed. Line 259  C        and mix as needed.
259           CALL CONVECT(           CALL CONVECT(
260       I       bi,bj,iMin,iMax,jMin,jMax,K+1,rhoKm1,rhoKp1,       I       bi,bj,iMin,iMax,jMin,jMax,K+1,rhoKm1,rhoKp1,
261       I       myTime,myIter,myThid)       I       myTime,myIter,myThid)
262    
263  C--      Recompute density after mixing  C--      Recompute density after mixing
264           CALL FIND_RHO(           CALL FIND_RHO(
265       I      bi, bj, iMin, iMax, jMin, jMax, K, K, eosType,       I      bi, bj, iMin, iMax, jMin, jMax, K, K, eosType,
# Line 254  C--      Recompute density after mixing Line 267  C--      Recompute density after mixing
267       I      myThid )       I      myThid )
268          ENDIF          ENDIF
269    
270    C--     Calculate buoyancy
271            CALL CALC_BUOY(
272         I      bi,bj,iMin,iMax,jMin,jMax,K,rhoKm1,
273         O      buoyKm1,
274         I      myThid )
275    
276  C--     Integrate hydrostatic balance for pH with BC of pH(z=0)=0  C--     Integrate hydrostatic balance for pH with BC of pH(z=0)=0
277          CALL CALC_PH(          CALL CALC_PHI_HYD(
278       I      bi,bj,iMin,iMax,jMin,jMax,K,rhoKm1,rhoKm1,       I      bi,bj,iMin,iMax,jMin,jMax,K,buoyKm1,buoyKm1,
279       U      pH,       U      phiHyd,
280       I      myThid )       I      myThid )
281    
282          DO K=2,Nz          DO K=2,Nz
283    
284           BOTTOM_LAYER = K .EQ. Nz           BOTTOM_LAYER = K .EQ. Nz
   
285           IF ( .NOT. BOTTOM_LAYER ) THEN           IF ( .NOT. BOTTOM_LAYER ) THEN
286  C--       Update fields in layer below according to tendency terms  C--       Update fields in layer below according to tendency terms
287            CALL CORRECTION_STEP(            CALL CORRECTION_STEP(
288       I         bi,bj,iMin,iMax,jMin,jMax,K+1,pSurfX,pSurfY,myTime,myThid)       I         bi,bj,iMin,iMax,jMin,jMax,K+1,pSurfX,pSurfY,myTime,myThid)
289           ENDIF           ENDIF
 C--      Update fields in layer below according to tendency terms  
 C        CALL CORRECTION_STEP(  
 C    I        bi,bj,iMin,iMax,jMin,jMax,K,pSurfX,pSurfY,myTime,myThid)  
290    
291  C--      Density of K level (below W(K)) reference to K level  C--      Density of K level (below W(K)) reference to K level
292           CALL FIND_RHO(           CALL FIND_RHO(
293       I      bi, bj, iMin, iMax, jMin, jMax,  K, K, eosType,       I      bi, bj, iMin, iMax, jMin, jMax,  K, K, eosType,
294       O      rhoK,       O      rhoK,
295       I      myThid )       I      myThid )
296    
297           IF ( .NOT. BOTTOM_LAYER ) THEN           IF ( .NOT. BOTTOM_LAYER ) THEN
298  C--       Check static stability with layer below  C--       Check static stability with layer below and mix as needed.
299  C         and mix as needed.  C--       Density of K+1 level (below W(K+1)) reference to K level.
 C--       Density of K+1 level (below W(K+1)) reference to K level  
300            CALL FIND_RHO(            CALL FIND_RHO(
301       I       bi, bj, iMin, iMax, jMin, jMax,  K+1, K, eosType,       I       bi, bj, iMin, iMax, jMin, jMax,  K+1, K, eosType,
302       O       rhoKp1,       O       rhoKp1,
# Line 295  C--       Recompute density after mixing Line 310  C--       Recompute density after mixing
310       O       rhoK,       O       rhoK,
311       I       myThid )       I       myThid )
312           ENDIF           ENDIF
313    
314    C--      Calculate buoyancy
315             CALL CALC_BUOY(
316         I       bi,bj,iMin,iMax,jMin,jMax,K,rhoK,
317         O       buoyK,
318         I       myThid )
319    
320  C--      Integrate hydrostatic balance for pH with BC of pH(z=0)=0  C--      Integrate hydrostatic balance for pH with BC of pH(z=0)=0
321           CALL CALC_PH(           CALL CALC_PHI_HYD(
322       I       bi,bj,iMin,iMax,jMin,jMax,K,rhoKm1,rhoK,       I       bi,bj,iMin,iMax,jMin,jMax,K,buoyKm1,buoyK,
323       U       pH,       U       phiHyd,
324       I       myThid )       I       myThid )
325  C--      Calculate iso-neutral slopes for the GM/Redi parameterisation  C--      Calculate iso-neutral slopes for the GM/Redi parameterisation
326           CALL FIND_RHO(           CALL FIND_RHO(
# Line 312  C--      Calculate iso-neutral slopes fo Line 334  C--      Calculate iso-neutral slopes fo
334       I             myThid )       I             myThid )
335           DO J=jMin,jMax           DO J=jMin,jMax
336            DO I=iMin,iMax            DO I=iMin,iMax
337             rhoKm1(I,J)=rhoK(I,J)             rhoKm1 (I,J) = rhoK(I,J)
338               buoyKm1(I,J) = buoyK(I,J)
339            ENDDO            ENDDO
340           ENDDO           ENDDO
341    
# Line 345  C--      Calculate accelerations in the Line 368  C--      Calculate accelerations in the
368            CALL CALC_MOM_RHS(            CALL CALC_MOM_RHS(
369       I         bi,bj,iMin,iMax,jMin,jMax,k,kM1,kUp,kDown,       I         bi,bj,iMin,iMax,jMin,jMax,k,kM1,kUp,kDown,
370       I         xA,yA,uTrans,vTrans,wTrans,wVel,maskC,       I         xA,yA,uTrans,vTrans,wTrans,wVel,maskC,
371       I         pH,       I         phiHyd,
372       U         aTerm,xTerm,cTerm,mTerm,pTerm,       U         aTerm,xTerm,cTerm,mTerm,pTerm,
373       U         fZon, fMer, fVerU, fVerV,       U         fZon, fMer, fVerU, fVerV,
374       I         myThid)       I         myThid)
# Line 380  C--      Diagnose barotropic divergence Line 403  C--      Diagnose barotropic divergence
403       I       xA,yA,       I       xA,yA,
404       I       myThid)       I       myThid)
405    
406    C--      Cumulative diagnostic calculations (ie. time-averaging)
407    #ifdef ALLOW_DIAGNOSTICS
408             IF (taveFreq.GT.0.) THEN
409              CALL DO_TIME_AVERAGES(
410         I                           myTime, myIter, bi, bj, K, kUp, kDown,
411         I                           K13, K23, wVel, KapGM,
412         I                           myThid )
413             ENDIF
414    #endif
415    
416          ENDDO ! K          ENDDO ! K
417    
418  C--     Implicit diffusion  C--     Implicit diffusion
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