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C $Header$ |
C $Header$ |
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C $Name$ |
C $Name$ |
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
#include "CPP_OPTIONS.h" |
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CStartOfInterface |
CBOP |
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SUBROUTINE SOLVE_FOR_PRESSURE( myThid ) |
C !ROUTINE: SOLVE_FOR_PRESSURE |
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C /==========================================================\ |
C !INTERFACE: |
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C | SUBROUTINE SOLVE_FOR_PRESSURE | |
SUBROUTINE SOLVE_FOR_PRESSURE( myTime, myIter, myThid ) |
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C | o Controls inversion of two and/or three-dimensional | |
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C | elliptic problems for the pressure field. | |
C !DESCRIPTION: \bv |
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C \==========================================================/ |
C *==========================================================* |
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IMPLICIT NONE |
C | SUBROUTINE SOLVE_FOR_PRESSURE |
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C | o Controls inversion of two and/or three-dimensional |
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C | elliptic problems for the pressure field. |
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C *==========================================================* |
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C \ev |
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C !USES: |
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IMPLICIT NONE |
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C == Global variables |
C == Global variables |
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#include "SIZE.h" |
#include "SIZE.h" |
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#include "EEPARAMS.h" |
#include "EEPARAMS.h" |
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#include "PARAMS.h" |
#include "PARAMS.h" |
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#include "DYNVARS.h" |
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#include "GRID.h" |
#include "GRID.h" |
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#include "SURFACE.h" |
#include "SURFACE.h" |
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#include "FFIELDS.h" |
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#include "DYNVARS.h" |
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#include "SOLVE_FOR_PRESSURE.h" |
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#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
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#include "CG3D.h" |
#include "SOLVE_FOR_PRESSURE3D.h" |
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#include "GW.h" |
#include "NH_VARS.h" |
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#endif |
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#ifdef ALLOW_CD_CODE |
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#include "CD_CODE_VARS.h" |
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#endif |
#endif |
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#ifdef ALLOW_OBCS |
#ifdef ALLOW_OBCS |
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#include "OBCS.h" |
#include "OBCS.h" |
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#endif |
#endif |
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C === Functions ==== |
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LOGICAL DIFFERENT_MULTIPLE |
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EXTERNAL DIFFERENT_MULTIPLE |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
C == Routine arguments == |
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C myThid - Number of this instance of SOLVE_FOR_PRESSURE |
C myTime :: Current time in simulation |
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C myIter :: Current iteration number in simulation |
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C myThid :: Thread number for this instance of SOLVE_FOR_PRESSURE |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
INTEGER myThid |
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CEndOfInterface |
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C Local variables |
C !LOCAL VARIABLES: |
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C cg2d_x - Conjugate Gradient 2-D solver : Solution vector |
C == Local variables == |
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C cg2d_b - Conjugate Gradient 2-D solver : Right-hand side vector |
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INTEGER i,j,k,bi,bj |
INTEGER i,j,k,bi,bj |
58 |
_RS uf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL firstResidual,lastResidual |
59 |
_RS vf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL tmpFac |
60 |
_RL cg2d_x(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
_RL sumEmP, tileEmP(nSx,nSy) |
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_RL cg2d_b(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) |
LOGICAL putPmEinXvector |
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INTEGER numIters, ks, ioUnit |
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CHARACTER*10 sufx |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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#ifdef ALLOW_NONHYDROSTATIC |
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INTEGER kp1 |
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_RL wFacKm, wFacKp |
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LOGICAL zeroPsNH, zeroMeanPnh, oldFreeSurfTerm |
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_RL tmpVar(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL uf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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_RL vf(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
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#else |
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_RL cg3d_b(1) |
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#endif |
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CEOP |
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#ifdef ALLOW_NONHYDROSTATIC |
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zeroPsNH = .FALSE. |
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c zeroPsNH = use3Dsolver .AND. exactConserv |
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c & .AND. select_rStar.EQ.0 |
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zeroMeanPnh = .FALSE. |
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c zeroMeanPnh = use3Dsolver .AND. select_rStar.NE.0 |
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c oldFreeSurfTerm = use3Dsolver .AND. select_rStar.EQ.0 |
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c & .AND. .NOT.zeroPsNH |
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oldFreeSurfTerm = use3Dsolver .AND. .NOT.exactConserv |
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#else |
87 |
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cg3d_b(1) = 0. |
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#endif |
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90 |
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C deepAtmosphere & useRealFreshWaterFlux: only valid if deepFac2F(ksurf)=1 |
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C anelastic (always Z-coordinate): |
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C 1) assume that rhoFacF(1)=1 (and ksurf == 1); |
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C (this reduces the number of lines of code to modify) |
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C 2) (a) 2-D continuity eq. compute div. of mass transport (<- add rhoFac) |
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C (b) gradient of surf.Press in momentum eq. (<- add 1/rhoFac) |
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C => 2 factors cancel in elliptic eq. for Phi_s , |
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C but 1rst factor(a) remains in RHS cg2d_b. |
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C-- Initialise the Vector solution with etaN + deltaT*Global_mean_PmE |
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C instead of simply etaN ; This can speed-up the solver convergence in |
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C the case where |Global_mean_PmE| is large. |
102 |
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putPmEinXvector = .FALSE. |
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c putPmEinXvector = useRealFreshWaterFlux.AND.fluidIsWater |
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105 |
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IF ( myIter.EQ.1+nIter0 .AND. debugLevel .GE. debLevA ) THEN |
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_BEGIN_MASTER( myThid ) |
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ioUnit = standardMessageUnit |
108 |
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WRITE(msgBuf,'(2A,L5)') 'SOLVE_FOR_PRESSURE:', |
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& ' putPmEinXvector =', putPmEinXvector |
110 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
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#ifdef ALLOW_NONHYDROSTATIC |
112 |
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WRITE(msgBuf,'(A,2(A,L5))') 'SOLVE_FOR_PRESSURE:', |
113 |
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& ' zeroPsNH=', zeroPsNH, ' , zeroMeanPnh=', zeroMeanPnh |
114 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
115 |
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WRITE(msgBuf,'(2A,L5)') 'SOLVE_FOR_PRESSURE:', |
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& ' oldFreeSurfTerm =', oldFreeSurfTerm |
117 |
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CALL PRINT_MESSAGE( msgBuf, ioUnit, SQUEEZE_RIGHT, myThid ) |
118 |
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#endif |
119 |
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_END_MASTER( myThid ) |
120 |
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ENDIF |
121 |
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122 |
C-- Save previous solution & Initialise Vector solution and source term : |
C-- Save previous solution & Initialise Vector solution and source term : |
123 |
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sumEmP = 0. |
124 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
125 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
126 |
DO j=1-OLy,sNy+OLy |
DO j=1-OLy,sNy+OLy |
127 |
DO i=1-OLx,sNx+OLx |
DO i=1-OLx,sNx+OLx |
128 |
#ifdef INCLUDE_CD_CODE |
#ifdef ALLOW_CD_CODE |
129 |
etaNm1(i,j,bi,bj) = etaN(i,j,bi,bj) |
etaNm1(i,j,bi,bj) = etaN(i,j,bi,bj) |
130 |
#endif |
#endif |
131 |
cg2d_x(i,j,bi,bj) = etaN(i,j,bi,bj) |
cg2d_x(i,j,bi,bj) = Bo_surf(i,j,bi,bj)*etaN(i,j,bi,bj) |
132 |
cg2d_b(i,j,bi,bj) = 0. |
cg2d_b(i,j,bi,bj) = 0. |
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#ifdef USE_NATURAL_BCS |
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& + freeSurfFac*_rA(i,j,bi,bj)*horiVertRatio* |
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& EmPmR(I,J,bi,bj)/deltaTMom |
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#endif |
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133 |
ENDDO |
ENDDO |
134 |
ENDDO |
ENDDO |
135 |
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IF (useRealFreshWaterFlux.AND.fluidIsWater) THEN |
136 |
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tmpFac = freeSurfFac*mass2rUnit |
137 |
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IF (exactConserv) |
138 |
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& tmpFac = freeSurfFac*mass2rUnit*implicDiv2DFlow |
139 |
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DO j=1,sNy |
140 |
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DO i=1,sNx |
141 |
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cg2d_b(i,j,bi,bj) = |
142 |
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& tmpFac*_rA(i,j,bi,bj)*EmPmR(i,j,bi,bj)/deltaTMom |
143 |
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ENDDO |
144 |
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ENDDO |
145 |
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ENDIF |
146 |
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IF ( putPmEinXvector ) THEN |
147 |
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tileEmP(bi,bj) = 0. |
148 |
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DO j=1,sNy |
149 |
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DO i=1,sNx |
150 |
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tileEmP(bi,bj) = tileEmP(bi,bj) |
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& + rA(i,j,bi,bj)*EmPmR(i,j,bi,bj) |
152 |
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& *maskH(i,j,bi,bj) |
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ENDDO |
154 |
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ENDDO |
155 |
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ENDIF |
156 |
ENDDO |
ENDDO |
157 |
ENDDO |
ENDDO |
158 |
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IF ( putPmEinXvector ) THEN |
159 |
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CALL GLOBAL_SUM_TILE_RL( tileEmP, sumEmP, myThid ) |
160 |
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ENDIF |
161 |
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162 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
163 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
164 |
DO K=Nr,1,-1 |
IF ( putPmEinXvector ) THEN |
165 |
DO j=1,sNy+1 |
tmpFac = 0. |
166 |
DO i=1,sNx+1 |
IF (globalArea.GT.0.) tmpFac = |
167 |
uf(i,j) = _dyG(i,j,bi,bj) |
& freeSurfFac*deltaTfreesurf*mass2rUnit*sumEmP/globalArea |
168 |
& *drF(k)*_hFacW(i,j,k,bi,bj) |
DO j=1,sNy |
169 |
vf(i,j) = _dxG(i,j,bi,bj) |
DO i=1,sNx |
170 |
& *drF(k)*_hFacS(i,j,k,bi,bj) |
cg2d_x(i,j,bi,bj) = cg2d_x(i,j,bi,bj) |
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& - tmpFac*Bo_surf(i,j,bi,bj) |
172 |
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ENDDO |
173 |
ENDDO |
ENDDO |
174 |
ENDDO |
ENDIF |
175 |
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C- RHS: similar to the divergence of the vertically integrated mass transport: |
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C del_i { Sum_k [ rhoFac.(dr.hFac).(dy.deepFac).(u*) ] } / deltaT |
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DO k=Nr,1,-1 |
178 |
CALL CALC_DIV_GHAT( |
CALL CALC_DIV_GHAT( |
179 |
I bi,bj,1,sNx,1,sNy,K, |
I bi,bj,k, |
180 |
I uf,vf, |
U cg2d_b, cg3d_b, |
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U cg2d_b, |
I myThid ) |
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I myThid) |
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182 |
ENDDO |
ENDDO |
183 |
ENDDO |
ENDDO |
184 |
ENDDO |
ENDDO |
187 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
188 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
189 |
#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
190 |
DO j=1,sNy |
C-- Add EmPmR contribution to top level cg3d_b: |
191 |
DO i=1,sNx |
C (has been done for cg2d_b ; and addMass was added by CALC_DIV_GHAT) |
192 |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
IF ( use3Dsolver .AND. |
193 |
& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
& useRealFreshWaterFlux.AND.fluidIsWater ) THEN |
194 |
& -cg2d_x(I,J,bi,bj) |
tmpFac = freeSurfFac*mass2rUnit |
195 |
& -cg3d_x(I,J,1,bi,bj) |
IF (exactConserv) |
196 |
& )/deltaTMom/deltaTMom |
& tmpFac = freeSurfFac*mass2rUnit*implicDiv2DFlow |
197 |
cg3d_b(i,j,1,bi,bj) = cg3d_b(i,j,1,bi,bj) |
ks = 1 |
198 |
& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
IF ( usingPCoords ) ks = Nr |
199 |
& -cg2d_x(I,J,bi,bj) |
DO j=1,sNy |
200 |
& -cg3d_x(I,J,1,bi,bj) |
DO i=1,sNx |
201 |
& )/deltaTMom/deltaTMom |
cg3d_b(i,j,ks,bi,bj) = cg3d_b(i,j,ks,bi,bj) |
202 |
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& + tmpFac*_rA(i,j,bi,bj)*EmPmR(i,j,bi,bj)/deltaTMom |
203 |
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ENDDO |
204 |
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ENDDO |
205 |
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ENDIF |
206 |
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207 |
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IF ( oldFreeSurfTerm ) THEN |
208 |
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DO j=1,sNy |
209 |
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DO i=1,sNx |
210 |
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ks = ksurfC(i,j,bi,bj) |
211 |
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IF ( ks.LE.Nr ) THEN |
212 |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
213 |
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& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
214 |
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& /deltaTMom/deltaTfreesurf |
215 |
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& *( etaN(i,j,bi,bj) |
216 |
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& +phi_nh(i,j,ks,bi,bj)*recip_Bo(i,j,bi,bj) ) |
217 |
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cg3d_b(i,j,ks,bi,bj) = cg3d_b(i,j,ks,bi,bj) |
218 |
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& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
219 |
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& /deltaTMom/deltaTfreesurf |
220 |
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& *( etaN(i,j,bi,bj) |
221 |
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& +phi_nh(i,j,ks,bi,bj)*recip_Bo(i,j,bi,bj) ) |
222 |
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ENDIF |
223 |
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ENDDO |
224 |
ENDDO |
ENDDO |
225 |
ENDDO |
ELSEIF ( exactConserv ) THEN |
226 |
#else |
#else |
227 |
DO j=1,sNy |
IF ( exactConserv ) THEN |
228 |
DO i=1,sNx |
#endif /* ALLOW_NONHYDROSTATIC */ |
229 |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
DO j=1,sNy |
230 |
& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
DO i=1,sNx |
231 |
& -cg2d_x(I,J,bi,bj) |
ks = ksurfC(i,j,bi,bj) |
232 |
& )/deltaTMom/deltaTMom |
cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
233 |
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& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
234 |
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& /deltaTMom/deltaTfreesurf |
235 |
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& * etaH(i,j,bi,bj) |
236 |
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ENDDO |
237 |
ENDDO |
ENDDO |
238 |
ENDDO |
ELSE |
239 |
#endif |
DO j=1,sNy |
240 |
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DO i=1,sNx |
241 |
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ks = ksurfC(i,j,bi,bj) |
242 |
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cg2d_b(i,j,bi,bj) = cg2d_b(i,j,bi,bj) |
243 |
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& -freeSurfFac*_rA(i,j,bi,bj)*deepFac2F(ks) |
244 |
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& /deltaTMom/deltaTfreesurf |
245 |
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& * etaN(i,j,bi,bj) |
246 |
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ENDDO |
247 |
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ENDDO |
248 |
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ENDIF |
249 |
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250 |
#ifdef ALLOW_OBCS |
#ifdef ALLOW_OBCS |
251 |
IF (useOBCS) THEN |
IF (useOBCS) THEN |
252 |
DO i=1,sNx |
DO i=1,sNx |
253 |
C Northern boundary |
C Northern boundary |
254 |
IF (OB_Jn(I,bi,bj).NE.0) THEN |
IF (OB_Jn(i,bi,bj).NE.0) THEN |
255 |
cg2d_b(I,OB_Jn(I,bi,bj),bi,bj)=0. |
cg2d_b(i,OB_Jn(i,bi,bj),bi,bj)=0. |
256 |
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cg2d_x(i,OB_Jn(i,bi,bj),bi,bj)=0. |
257 |
ENDIF |
ENDIF |
258 |
C Southern boundary |
C Southern boundary |
259 |
IF (OB_Js(I,bi,bj).NE.0) THEN |
IF (OB_Js(i,bi,bj).NE.0) THEN |
260 |
cg2d_b(I,OB_Js(I,bi,bj),bi,bj)=0. |
cg2d_b(i,OB_Js(i,bi,bj),bi,bj)=0. |
261 |
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cg2d_x(i,OB_Js(i,bi,bj),bi,bj)=0. |
262 |
ENDIF |
ENDIF |
263 |
ENDDO |
ENDDO |
264 |
DO j=1,sNy |
DO j=1,sNy |
265 |
C Eastern boundary |
C Eastern boundary |
266 |
IF (OB_Ie(J,bi,bj).NE.0) THEN |
IF (OB_Ie(j,bi,bj).NE.0) THEN |
267 |
cg2d_b(OB_Ie(J,bi,bj),J,bi,bj)=0. |
cg2d_b(OB_Ie(j,bi,bj),j,bi,bj)=0. |
268 |
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cg2d_x(OB_Ie(j,bi,bj),j,bi,bj)=0. |
269 |
ENDIF |
ENDIF |
270 |
C Western boundary |
C Western boundary |
271 |
IF (OB_Iw(J,bi,bj).NE.0) THEN |
IF (OB_Iw(j,bi,bj).NE.0) THEN |
272 |
cg2d_b(OB_Iw(J,bi,bj),J,bi,bj)=0. |
cg2d_b(OB_Iw(j,bi,bj),j,bi,bj)=0. |
273 |
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cg2d_x(OB_Iw(j,bi,bj),j,bi,bj)=0. |
274 |
ENDIF |
ENDIF |
275 |
ENDDO |
ENDDO |
276 |
ENDIF |
ENDIF |
277 |
#endif |
#endif /* ALLOW_OBCS */ |
278 |
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C- end bi,bj loops |
279 |
ENDDO |
ENDDO |
280 |
ENDDO |
ENDDO |
281 |
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282 |
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#ifdef ALLOW_DEBUG |
283 |
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IF ( debugLevel .GE. debLevB ) THEN |
284 |
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CALL DEBUG_STATS_RL(1,cg2d_b,'cg2d_b (SOLVE_FOR_PRESSURE)', |
285 |
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& myThid) |
286 |
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ENDIF |
287 |
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#endif |
288 |
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IF ( DIFFERENT_MULTIPLE(diagFreq, myTime, deltaTClock) ) THEN |
289 |
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WRITE(sufx,'(I10.10)') myIter |
290 |
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CALL WRITE_FLD_XY_RL( 'cg2d_b.', sufx, cg2d_b, myIter, myThid ) |
291 |
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ENDIF |
292 |
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293 |
C-- Find the surface pressure using a two-dimensional conjugate |
C-- Find the surface pressure using a two-dimensional conjugate |
294 |
C-- gradient solver. |
C-- gradient solver. |
295 |
C see CG2D_INTERNAL.h for the interface to this routine. |
C see CG2D.h for the interface to this routine. |
296 |
CALL CG2D( |
firstResidual=0. |
297 |
I cg2d_b, |
lastResidual=0. |
298 |
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numIters=cg2dMaxIters |
299 |
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c CALL TIMER_START('CG2D [SOLVE_FOR_PRESSURE]',myThid) |
300 |
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#ifdef ALLOW_CG2D_NSA |
301 |
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C-- Call the not-self-adjoint version of cg2d |
302 |
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CALL CG2D_NSA( |
303 |
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U cg2d_b, |
304 |
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U cg2d_x, |
305 |
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O firstResidual, |
306 |
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O lastResidual, |
307 |
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U numIters, |
308 |
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I myThid ) |
309 |
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#else /* not ALLOW_CG2D_NSA = default */ |
310 |
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#ifdef ALLOW_SRCG |
311 |
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IF ( useSRCGSolver ) THEN |
312 |
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C-- Call the single reduce CG solver |
313 |
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CALL CG2D_SR( |
314 |
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U cg2d_b, |
315 |
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U cg2d_x, |
316 |
|
O firstResidual, |
317 |
|
O lastResidual, |
318 |
|
U numIters, |
319 |
|
I myThid ) |
320 |
|
ELSE |
321 |
|
#else |
322 |
|
IF (.TRUE.) THEN |
323 |
|
C-- Call the default CG solver |
324 |
|
#endif /* ALLOW_SRCG */ |
325 |
|
CALL CG2D( |
326 |
|
U cg2d_b, |
327 |
U cg2d_x, |
U cg2d_x, |
328 |
|
O firstResidual, |
329 |
|
O lastResidual, |
330 |
|
U numIters, |
331 |
I myThid ) |
I myThid ) |
332 |
|
ENDIF |
333 |
|
#endif /* ALLOW_CG2D_NSA */ |
334 |
|
_EXCH_XY_RL( cg2d_x, myThid ) |
335 |
|
c CALL TIMER_STOP ('CG2D [SOLVE_FOR_PRESSURE]',myThid) |
336 |
|
|
337 |
|
#ifdef ALLOW_DEBUG |
338 |
|
IF ( debugLevel .GE. debLevB ) THEN |
339 |
|
CALL DEBUG_STATS_RL(1,cg2d_x,'cg2d_x (SOLVE_FOR_PRESSURE)', |
340 |
|
& myThid) |
341 |
|
ENDIF |
342 |
|
#endif |
343 |
|
|
344 |
_EXCH_XY_R8(cg2d_x, myThid ) |
C- dump CG2D output at monitorFreq (to reduce size of STD-OUTPUT files) : |
345 |
|
IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime,deltaTClock) |
346 |
|
& ) THEN |
347 |
|
IF ( debugLevel .GE. debLevA ) THEN |
348 |
|
_BEGIN_MASTER( myThid ) |
349 |
|
WRITE(msgBuf,'(A34,1PE24.14)') 'cg2d_init_res =',firstResidual |
350 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
351 |
|
WRITE(msgBuf,'(A34,I6)') 'cg2d_iters =',numIters |
352 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
353 |
|
WRITE(msgBuf,'(A34,1PE24.14)') 'cg2d_res =',lastResidual |
354 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
355 |
|
_END_MASTER( myThid ) |
356 |
|
ENDIF |
357 |
|
ENDIF |
358 |
|
|
359 |
C-- Transfert the 2D-solution to "etaN" : |
C-- Transfert the 2D-solution to "etaN" : |
360 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
361 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
362 |
DO j=1-OLy,sNy+OLy |
DO j=1-OLy,sNy+OLy |
363 |
DO i=1-OLx,sNx+OLx |
DO i=1-OLx,sNx+OLx |
364 |
etaN(i,j,bi,bj) = cg2d_x(i,j,bi,bj) |
etaN(i,j,bi,bj) = recip_Bo(i,j,bi,bj)*cg2d_x(i,j,bi,bj) |
365 |
ENDDO |
ENDDO |
366 |
ENDDO |
ENDDO |
367 |
ENDDO |
ENDDO |
368 |
ENDDO |
ENDDO |
369 |
|
|
370 |
#ifdef ALLOW_NONHYDROSTATIC |
#ifdef ALLOW_NONHYDROSTATIC |
371 |
IF ( nonHydrostatic ) THEN |
IF ( use3Dsolver ) THEN |
372 |
|
IF ( DIFFERENT_MULTIPLE(diagFreq, myTime, deltaTClock) ) THEN |
373 |
|
WRITE(sufx,'(I10.10)') myIter |
374 |
|
CALL WRITE_FLD_XY_RL( 'cg2d_x.',sufx, cg2d_x, myIter, myThid ) |
375 |
|
ENDIF |
376 |
|
|
377 |
C-- Solve for a three-dimensional pressure term (NH or IGW or both ). |
C-- Solve for a three-dimensional pressure term (NH or IGW or both ). |
378 |
C see CG3D.h for the interface to this routine. |
C see CG3D.h for the interface to this routine. |
379 |
DO bj=myByLo(myThid),myByHi(myThid) |
DO bj=myByLo(myThid),myByHi(myThid) |
380 |
DO bi=myBxLo(myThid),myBxHi(myThid) |
DO bi=myBxLo(myThid),myBxHi(myThid) |
381 |
|
|
382 |
|
C-- Update or Add free-surface contribution to cg3d_b: |
383 |
|
c IF ( select_rStar.EQ.0 .AND. exactConserv ) THEN |
384 |
|
IF ( select_rStar.EQ.0 .AND. .NOT.oldFreeSurfTerm ) THEN |
385 |
|
tmpFac = 0. |
386 |
|
DO j=1,sNy |
387 |
|
DO i=1,sNx |
388 |
|
ks = ksurfC(i,j,bi,bj) |
389 |
|
IF ( ks.LE.Nr ) THEN |
390 |
|
cg3d_b(i,j,ks,bi,bj) = cg3d_b(i,j,ks,bi,bj) |
391 |
|
& +freeSurfFac*(etaN(i,j,bi,bj)-etaH(i,j,bi,bj)) |
392 |
|
& *_rA(i,j,bi,bj)*deepFac2F(ks) |
393 |
|
& /deltaTMom/deltaTfreesurf |
394 |
|
ENDIF |
395 |
|
ENDDO |
396 |
|
ENDDO |
397 |
|
#ifdef NONLIN_FRSURF |
398 |
|
ELSEIF ( select_rStar.NE.0 ) THEN |
399 |
|
tmpFac = 0. |
400 |
|
DO j=1,sNy |
401 |
|
DO i=1,sNx |
402 |
|
ks = ksurfC(i,j,bi,bj) |
403 |
|
tmpVar(i,j) = freeSurfFac |
404 |
|
& *( etaN(i,j,bi,bj) - etaH(i,j,bi,bj) ) |
405 |
|
& *_rA(i,j,bi,bj)*deepFac2F(ks) |
406 |
|
& /deltaTMom/deltaTfreesurf |
407 |
|
& *recip_Rcol(i,j,bi,bj) |
408 |
|
ENDDO |
409 |
|
ENDDO |
410 |
|
DO k=1,Nr |
411 |
|
DO j=1,sNy |
412 |
|
DO i=1,sNx |
413 |
|
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
414 |
|
& + tmpVar(i,j)*drF(k)*h0FacC(i,j,k,bi,bj) |
415 |
|
ENDDO |
416 |
|
ENDDO |
417 |
|
ENDDO |
418 |
|
#endif /* NONLIN_FRSURF */ |
419 |
|
ELSEIF ( usingZCoords ) THEN |
420 |
|
C- Z coordinate: assume surface @ level k=1 |
421 |
|
tmpFac = freeSurfFac*deepFac2F(1) |
422 |
|
ELSE |
423 |
|
C- Other than Z coordinate: no assumption on surface level index |
424 |
|
tmpFac = 0. |
425 |
|
DO j=1,sNy |
426 |
|
DO i=1,sNx |
427 |
|
ks = ksurfC(i,j,bi,bj) |
428 |
|
IF ( ks.LE.Nr ) THEN |
429 |
|
cg3d_b(i,j,ks,bi,bj) = cg3d_b(i,j,ks,bi,bj) |
430 |
|
& +freeSurfFac*etaN(i,j,bi,bj)/deltaTfreesurf |
431 |
|
& *_rA(i,j,bi,bj)*deepFac2F(ks)/deltaTmom |
432 |
|
ENDIF |
433 |
|
ENDDO |
434 |
|
ENDDO |
435 |
|
ENDIF |
436 |
|
|
437 |
|
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
438 |
|
|
439 |
|
C-- Finish updating cg3d_b: 1) increment in horiz velocity due to new cg2d_x |
440 |
|
C 2) add vertical velocity contribution. |
441 |
DO j=1,sNy+1 |
DO j=1,sNy+1 |
442 |
DO i=1,sNx+1 |
DO i=1,sNx+1 |
443 |
uf(i,j)=-gBaro*_recip_dxC(i,j,bi,bj)* |
uf(i,j) = -_recip_dxC(i,j,bi,bj) |
444 |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i-1,j,bi,bj)) |
& * implicSurfPress*implicDiv2DFlow |
445 |
vf(i,j)=-gBaro*_recip_dyC(i,j,bi,bj)* |
& *(cg2d_x(i,j,bi,bj)-cg2d_x(i-1,j,bi,bj)) |
446 |
& (cg2d_x(i,j,bi,bj)-cg2d_x(i,j-1,bi,bj)) |
vf(i,j) = -_recip_dyC(i,j,bi,bj) |
447 |
|
& * implicSurfPress*implicDiv2DFlow |
448 |
|
& *(cg2d_x(i,j,bi,bj)-cg2d_x(i,j-1,bi,bj)) |
449 |
ENDDO |
ENDDO |
450 |
ENDDO |
ENDDO |
451 |
|
|
453 |
IF (useOBCS) THEN |
IF (useOBCS) THEN |
454 |
DO i=1,sNx+1 |
DO i=1,sNx+1 |
455 |
C Northern boundary |
C Northern boundary |
456 |
IF (OB_Jn(I,bi,bj).NE.0) THEN |
IF (OB_Jn(i,bi,bj).NE.0) |
457 |
vf(I,OB_Jn(I,bi,bj))=0. |
& vf(i,OB_Jn(i,bi,bj)) = 0. |
|
ENDIF |
|
458 |
C Southern boundary |
C Southern boundary |
459 |
IF (OB_Js(I,bi,bj).NE.0) THEN |
IF (OB_Js(i,bi,bj).NE.0) |
460 |
vf(I,OB_Js(I,bi,bj)+1)=0. |
& vf(i,OB_Js(i,bi,bj)+1) = 0. |
|
ENDIF |
|
461 |
ENDDO |
ENDDO |
462 |
DO j=1,sNy+1 |
DO j=1,sNy+1 |
463 |
C Eastern boundary |
C Eastern boundary |
464 |
IF (OB_Ie(J,bi,bj).NE.0) THEN |
IF (OB_Ie(j,bi,bj).NE.0) |
465 |
uf(OB_Ie(J,bi,bj),J)=0. |
& uf(OB_Ie(j,bi,bj),j) = 0. |
|
ENDIF |
|
466 |
C Western boundary |
C Western boundary |
467 |
IF (OB_Iw(J,bi,bj).NE.0) THEN |
IF (OB_Iw(j,bi,bj).NE.0) |
468 |
uf(OB_Iw(J,bi,bj)+1,J)=0. |
& uf(OB_Iw(j,bi,bj)+1,j) = 0. |
|
ENDIF |
|
469 |
ENDDO |
ENDDO |
470 |
ENDIF |
ENDIF |
471 |
#endif |
#endif /* ALLOW_OBCS */ |
472 |
|
|
473 |
K=1 |
C Note: with implicDiv2DFlow < 1, wVel contribution to cg3d_b is similar to |
474 |
|
C uVel,vVel contribution to cg2d_b when exactConserv=T, since wVel is |
475 |
|
C always recomputed from continuity eq (like eta when exactConserv=T) |
476 |
|
k=1 |
477 |
|
kp1 = MIN(k+1,Nr) |
478 |
|
wFacKp = implicDiv2DFlow*deepFac2F(kp1)*rhoFacF(kp1) |
479 |
|
IF (k.GE.Nr) wFacKp = 0. |
480 |
DO j=1,sNy |
DO j=1,sNy |
481 |
DO i=1,sNx |
DO i=1,sNx |
482 |
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
483 |
& +dRF(K)*dYG(i+1,j,bi,bj)*hFacW(i+1,j,k,bi,bj)*uf(i+1,j) |
& +drF(k)*dyG(i+1,j,bi,bj)*_hFacW(i+1,j,k,bi,bj)*uf(i+1,j) |
484 |
& -dRF(K)*dYG( i ,j,bi,bj)*hFacW( i ,j,k,bi,bj)*uf( i ,j) |
& -drF(k)*dyG( i ,j,bi,bj)*_hFacW( i ,j,k,bi,bj)*uf( i ,j) |
485 |
& +dRF(K)*dXG(i,j+1,bi,bj)*hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
& +drF(k)*dxG(i,j+1,bi,bj)*_hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
486 |
& -dRF(K)*dXG(i, j ,bi,bj)*hFacS(i, j ,k,bi,bj)*vf(i, j ) |
& -drF(k)*dxG(i, j ,bi,bj)*_hFacS(i, j ,k,bi,bj)*vf(i, j ) |
487 |
& +( |
& +( tmpFac*etaN(i,j,bi,bj)/deltaTfreesurf |
488 |
& -wVel(i,j,k+1,bi,bj) |
& -wVel(i,j,kp1,bi,bj)*wFacKp |
489 |
& )*_rA(i,j,bi,bj)/deltaTmom |
& )*_rA(i,j,bi,bj)/deltaTmom |
|
& +freeSurfFac*_rA(I,J,bi,bj)*horiVertRatio*( |
|
|
& +cg2d_x(I,J,bi,bj) |
|
|
& )/deltaTMom/deltaTMom |
|
490 |
ENDDO |
ENDDO |
491 |
ENDDO |
ENDDO |
492 |
DO K=2,Nr-1 |
DO k=2,Nr |
493 |
|
kp1 = MIN(k+1,Nr) |
494 |
|
C- deepFac & rhoFac cancel with the ones in uf[=del_i(Phi)/dx],vf ; |
495 |
|
C both appear in wVel term, but at 2 different levels |
496 |
|
wFacKm = implicDiv2DFlow*deepFac2F( k )*rhoFacF( k ) |
497 |
|
wFacKp = implicDiv2DFlow*deepFac2F(kp1)*rhoFacF(kp1) |
498 |
|
IF (k.GE.Nr) wFacKp = 0. |
499 |
DO j=1,sNy |
DO j=1,sNy |
500 |
DO i=1,sNx |
DO i=1,sNx |
501 |
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
502 |
& +dRF(K)*dYG(i+1,j,bi,bj)*hFacW(i+1,j,k,bi,bj)*uf(i+1,j) |
& +drF(k)*dyG(i+1,j,bi,bj)*_hFacW(i+1,j,k,bi,bj)*uf(i+1,j) |
503 |
& -dRF(K)*dYG( i ,j,bi,bj)*hFacW( i ,j,k,bi,bj)*uf( i ,j) |
& -drF(k)*dyG( i ,j,bi,bj)*_hFacW( i ,j,k,bi,bj)*uf( i ,j) |
504 |
& +dRF(K)*dXG(i,j+1,bi,bj)*hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
& +drF(k)*dxG(i,j+1,bi,bj)*_hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
505 |
& -dRF(K)*dXG(i, j ,bi,bj)*hFacS(i, j ,k,bi,bj)*vf(i, j ) |
& -drF(k)*dxG(i, j ,bi,bj)*_hFacS(i, j ,k,bi,bj)*vf(i, j ) |
506 |
& +( wVel(i,j,k ,bi,bj) |
& +( wVel(i,j, k ,bi,bj)*wFacKm*maskC(i,j,k-1,bi,bj) |
507 |
& -wVel(i,j,k+1,bi,bj) |
& -wVel(i,j,kp1,bi,bj)*wFacKp |
508 |
& )*_rA(i,j,bi,bj)/deltaTmom |
& )*_rA(i,j,bi,bj)/deltaTmom |
509 |
|
|
510 |
ENDDO |
ENDDO |
511 |
ENDDO |
ENDDO |
512 |
ENDDO |
ENDDO |
|
K=Nr |
|
|
DO j=1,sNy |
|
|
DO i=1,sNx |
|
|
cg3d_b(i,j,k,bi,bj) = cg3d_b(i,j,k,bi,bj) |
|
|
& +dRF(K)*dYG(i+1,j,bi,bj)*hFacW(i+1,j,k,bi,bj)*uf(i+1,j) |
|
|
& -dRF(K)*dYG( i ,j,bi,bj)*hFacW( i ,j,k,bi,bj)*uf( i ,j) |
|
|
& +dRF(K)*dXG(i,j+1,bi,bj)*hFacS(i,j+1,k,bi,bj)*vf(i,j+1) |
|
|
& -dRF(K)*dXG(i, j ,bi,bj)*hFacS(i, j ,k,bi,bj)*vf(i, j ) |
|
|
& +( wVel(i,j,k ,bi,bj) |
|
|
& )*_rA(i,j,bi,bj)/deltaTmom |
|
|
|
|
|
ENDDO |
|
|
ENDDO |
|
513 |
|
|
514 |
#ifdef ALLOW_OBCS |
#ifdef ALLOW_OBCS |
515 |
IF (useOBCS) THEN |
IF (useOBCS) THEN |
516 |
DO K=1,Nr |
DO k=1,Nr |
517 |
DO i=1,sNx |
DO i=1,sNx |
518 |
C Northern boundary |
C Northern boundary |
519 |
IF (OB_Jn(I,bi,bj).NE.0) THEN |
IF (OB_Jn(i,bi,bj).NE.0) |
520 |
cg3d_b(I,OB_Jn(I,bi,bj),K,bi,bj)=0. |
& cg3d_b(i,OB_Jn(i,bi,bj),k,bi,bj) = 0. |
|
ENDIF |
|
521 |
C Southern boundary |
C Southern boundary |
522 |
IF (OB_Js(I,bi,bj).NE.0) THEN |
IF (OB_Js(i,bi,bj).NE.0) |
523 |
cg3d_b(I,OB_Js(I,bi,bj),K,bi,bj)=0. |
& cg3d_b(i,OB_Js(i,bi,bj),k,bi,bj) = 0. |
524 |
ENDIF |
ENDDO |
525 |
ENDDO |
DO j=1,sNy |
|
DO j=1,sNy |
|
526 |
C Eastern boundary |
C Eastern boundary |
527 |
IF (OB_Ie(J,bi,bj).NE.0) THEN |
IF (OB_Ie(j,bi,bj).NE.0) |
528 |
cg3d_b(OB_Ie(J,bi,bj),J,K,bi,bj)=0. |
& cg3d_b(OB_Ie(j,bi,bj),j,k,bi,bj) = 0. |
|
ENDIF |
|
529 |
C Western boundary |
C Western boundary |
530 |
IF (OB_Iw(J,bi,bj).NE.0) THEN |
IF (OB_Iw(j,bi,bj).NE.0) |
531 |
cg3d_b(OB_Iw(J,bi,bj),J,K,bi,bj)=0. |
& cg3d_b(OB_Iw(j,bi,bj),j,k,bi,bj) = 0. |
532 |
ENDIF |
ENDDO |
|
ENDDO |
|
533 |
ENDDO |
ENDDO |
534 |
ENDIF |
ENDIF |
535 |
|
#endif /* ALLOW_OBCS */ |
536 |
|
C- end bi,bj loops |
537 |
|
ENDDO |
538 |
|
ENDDO |
539 |
|
|
540 |
|
#ifdef ALLOW_DEBUG |
541 |
|
IF ( debugLevel .GE. debLevB ) THEN |
542 |
|
CALL DEBUG_STATS_RL(Nr,cg3d_b,'cg3d_b (SOLVE_FOR_PRESSURE)', |
543 |
|
& myThid) |
544 |
|
ENDIF |
545 |
#endif |
#endif |
546 |
|
IF ( DIFFERENT_MULTIPLE( diagFreq, myTime, deltaTClock) ) THEN |
547 |
|
WRITE(sufx,'(I10.10)') myIter |
548 |
|
CALL WRITE_FLD_XYZ_RL( 'cg3d_b.',sufx, cg3d_b, myIter, myThid ) |
549 |
|
ENDIF |
550 |
|
|
551 |
ENDDO ! bi |
firstResidual=0. |
552 |
ENDDO ! bj |
lastResidual=0. |
553 |
|
numIters=cg3dMaxIters |
554 |
|
CALL TIMER_START('CG3D [SOLVE_FOR_PRESSURE]',myThid) |
555 |
|
CALL CG3D( |
556 |
|
U cg3d_b, |
557 |
|
U phi_nh, |
558 |
|
O firstResidual, |
559 |
|
O lastResidual, |
560 |
|
U numIters, |
561 |
|
I myIter, myThid ) |
562 |
|
_EXCH_XYZ_RL( phi_nh, myThid ) |
563 |
|
CALL TIMER_STOP ('CG3D [SOLVE_FOR_PRESSURE]',myThid) |
564 |
|
|
565 |
|
IF ( DIFFERENT_MULTIPLE(monitorFreq,myTime,deltaTClock) |
566 |
|
& ) THEN |
567 |
|
IF ( debugLevel .GE. debLevA ) THEN |
568 |
|
_BEGIN_MASTER( myThid ) |
569 |
|
WRITE(msgBuf,'(A34,1PE24.14)') 'cg3d_init_res =',firstResidual |
570 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
571 |
|
WRITE(msgBuf,'(A34,I6)') 'cg3d_iters =',numIters |
572 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
573 |
|
WRITE(msgBuf,'(A34,1PE24.14)') 'cg3d_res =',lastResidual |
574 |
|
CALL PRINT_MESSAGE(msgBuf,standardMessageUnit,SQUEEZE_RIGHT,1) |
575 |
|
_END_MASTER( myThid ) |
576 |
|
ENDIF |
577 |
|
ENDIF |
578 |
|
|
579 |
CALL CG3D( myThid ) |
C-- Update surface pressure (account for NH-p @ surface level) and NH pressure: |
580 |
_EXCH_XYZ_R8(cg3d_x, myThid ) |
IF ( zeroPsNH .OR. zeroMeanPnh ) THEN |
581 |
|
IF ( DIFFERENT_MULTIPLE( diagFreq, myTime, deltaTClock) ) THEN |
582 |
|
WRITE(sufx,'(I10.10)') myIter |
583 |
|
CALL WRITE_FLD_XYZ_RL( 'cg3d_x.',sufx, phi_nh, myIter, myThid ) |
584 |
|
ENDIF |
585 |
|
DO bj=myByLo(myThid),myByHi(myThid) |
586 |
|
DO bi=myBxLo(myThid),myBxHi(myThid) |
587 |
|
|
588 |
|
IF ( zeroPsNH .AND. usingZCoords ) THEN |
589 |
|
C- Z coordinate: assume surface @ level k=1 |
590 |
|
DO j=1-OLy,sNy+OLy |
591 |
|
DO i=1-OLx,sNx+OLx |
592 |
|
tmpVar(i,j) = phi_nh(i,j,1,bi,bj) |
593 |
|
ENDDO |
594 |
|
ENDDO |
595 |
|
ELSEIF ( zeroPsNH ) THEN |
596 |
|
C- Other than Z coordinate: no assumption on surface level index |
597 |
|
DO j=1-OLy,sNy+OLy |
598 |
|
DO i=1-OLx,sNx+OLx |
599 |
|
ks = ksurfC(i,j,bi,bj) |
600 |
|
IF ( ks.LE.Nr ) THEN |
601 |
|
tmpVar(i,j) = phi_nh(i,j,ks,bi,bj) |
602 |
|
ELSE |
603 |
|
tmpVar(i,j) = 0. |
604 |
|
ENDIF |
605 |
|
ENDDO |
606 |
|
ENDDO |
607 |
|
#ifdef NONLIN_FRSURF |
608 |
|
ELSE |
609 |
|
C zeroMeanPnh : transfert vertical average of P_NH to EtaN |
610 |
|
DO j=1-OLy,sNy+OLy |
611 |
|
DO i=1-OLx,sNx+OLx |
612 |
|
tmpVar(i,j) = 0. |
613 |
|
ENDDO |
614 |
|
ENDDO |
615 |
|
DO k=1,Nr |
616 |
|
DO j=1-OLy,sNy+OLy |
617 |
|
DO i=1-OLx,sNx+OLx |
618 |
|
tmpVar(i,j) = tmpVar(i,j) |
619 |
|
& + phi_nh(i,j,k,bi,bj)*drF(k)*h0FacC(i,j,k,bi,bj) |
620 |
|
ENDDO |
621 |
|
ENDDO |
622 |
|
ENDDO |
623 |
|
DO j=1-OLy,sNy+OLy |
624 |
|
DO i=1-OLx,sNx+OLx |
625 |
|
tmpVar(i,j) = tmpVar(i,j)*recip_Rcol(i,j,bi,bj) |
626 |
|
ENDDO |
627 |
|
ENDDO |
628 |
|
#endif /* NONLIN_FRSURF */ |
629 |
|
ENDIF |
630 |
|
DO k=1,Nr |
631 |
|
DO j=1-OLy,sNy+OLy |
632 |
|
DO i=1-OLx,sNx+OLx |
633 |
|
phi_nh(i,j,k,bi,bj) = ( phi_nh(i,j,k,bi,bj) |
634 |
|
& - tmpVar(i,j) |
635 |
|
& )*maskC(i,j,k,bi,bj) |
636 |
|
ENDDO |
637 |
|
ENDDO |
638 |
|
ENDDO |
639 |
|
DO j=1-OLy,sNy+OLy |
640 |
|
DO i=1-OLx,sNx+OLx |
641 |
|
etaN(i,j,bi,bj) = recip_Bo(i,j,bi,bj) |
642 |
|
& *( cg2d_x(i,j,bi,bj) + tmpVar(i,j) ) |
643 |
|
ENDDO |
644 |
|
ENDDO |
645 |
|
|
646 |
|
ENDDO |
647 |
|
ENDDO |
648 |
|
ENDIF |
649 |
|
|
650 |
ENDIF |
ENDIF |
651 |
|
#endif /* ALLOW_NONHYDROSTATIC */ |
652 |
|
|
653 |
|
#ifdef ALLOW_SHOWFLOPS |
654 |
|
CALL SHOWFLOPS_INSOLVE( myThid) |
655 |
#endif |
#endif |
656 |
|
|
657 |
RETURN |
RETURN |