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C $Header: /u/gcmpack/MITgcm/pkg/dic/dic_surfforcing_init.F,v 1.36 2014/08/30 00:48:49 jmc Exp $ |
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C $Name: $ |
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|
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#include "DIC_OPTIONS.h" |
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#include "PTRACERS_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: DIC_SURFFORCING_INIT |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE DIC_SURFFORCING_INIT( |
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I myThid) |
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|
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C !DESCRIPTION: |
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C Calculate first guess of pH |
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|
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C !USES: =============================================================== |
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IMPLICIT NONE |
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#include "SIZE.h" |
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#include "DYNVARS.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 "FFIELDS.h" |
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#include "DIC_VARS.h" |
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#include "PTRACERS_SIZE.h" |
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#include "PTRACERS_PARAMS.h" |
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#include "PTRACERS_FIELDS.h" |
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#include "DIC_LOAD.h" |
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|
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C !INPUT PARAMETERS: =================================================== |
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C myThid :: thread number |
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INTEGER myThid |
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|
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#ifdef ALLOW_DIC |
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|
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C !LOCAL VARIABLES: ==================================================== |
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INTEGER i,j, kLev, it |
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INTEGER intimeP, intime0, intime1 |
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_RL aWght, bWght, co3dummy |
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C Number of iterations for pCO2 solvers... |
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C Solubility relation coefficients |
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C local variables for carbon chem |
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INTEGER iMin,iMax,jMin,jMax, bi, bj |
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_RL surfalk(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL surfphos(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL surfsi(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL surftemp(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL surfsalt(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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_RL surfdic(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER iprt,jprt |
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LOGICAL pH_isLoaded |
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CEOP |
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|
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cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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|
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kLev=1 |
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|
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CALL DIC_INI_ATMOS( startTime, nIter0, myThid ) |
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|
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ccccccccccccccccccccccccccccccccccccccccc |
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IF ( periodicExternalForcing ) THEN |
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|
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c read in silica field |
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CALL LEF_ZERO( silica0,myThid ) |
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CALL LEF_ZERO( silica1,myThid ) |
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|
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C-- Now calculate whether it is time to update the forcing arrays |
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CALL GET_PERIODIC_INTERVAL( |
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O intimeP, intime0, intime1, bWght, aWght, |
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I externForcingCycle, externForcingPeriod, |
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I deltaTClock, startTime, myThid ) |
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|
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_BARRIER |
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_BEGIN_MASTER(myThid) |
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WRITE(standardMessageUnit,'(A,I10,A,2(2I5,A))') |
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& ' DIC_SURFFORCING_INIT, it=', nIter0, |
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& ' : Reading new data, i0,i1=', intime0, intime1 |
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_END_MASTER(myThid) |
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|
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IF ( DIC_silicaFile .NE. ' ' ) THEN |
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CALL READ_REC_XY_RS( DIC_silicaFile,silica0,intime0, |
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& nIter0,myThid ) |
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CALL READ_REC_XY_RS( DIC_silicaFile,silica1,intime1, |
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& nIter0,myThid ) |
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ENDIF |
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|
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c#ifdef ALLOW_OFFLINE |
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C-- This call has been moved to S/R OFFLINE_INIT_VARIA |
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c IF ( useOffLine ) THEN |
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c CALL OFFLINE_FIELDS_LOAD( startTime, nIter0, myThid ) |
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c ENDIF |
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c#endif |
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|
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_EXCH_XY_RS(silica0, myThid ) |
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_EXCH_XY_RS(silica1, myThid ) |
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|
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IF ( DIC_silicaFile .NE. ' ' ) THEN |
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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SILICA(i,j,bi,bj)= bWght*silica0(i,j,bi,bj) |
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& + aWght*silica1(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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|
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c end periodicExternalForcing |
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ENDIF |
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|
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C ================================================================= |
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|
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jMin=1 |
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jMax=sNy |
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iMin=1 |
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iMax=sNx |
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|
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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pH(i,j,bi,bj) = 8. _d 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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|
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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-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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ak0(i,j,bi,bj)=0. _d 0 |
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ak1(i,j,bi,bj)=0. _d 0 |
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ak2(i,j,bi,bj)=0. _d 0 |
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akw(i,j,bi,bj)=0. _d 0 |
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akb(i,j,bi,bj)=0. _d 0 |
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akf(i,j,bi,bj)=0. _d 0 |
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ak1p(i,j,bi,bj)=0. _d 0 |
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ak2p(i,j,bi,bj)=0. _d 0 |
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ak3p(i,j,bi,bj)=0. _d 0 |
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aksi(i,j,bi,bj)=0. _d 0 |
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fugf(i,j,bi,bj)=0. _d 0 |
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ff(i,j,bi,bj)=0. _d 0 |
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ft(i,j,bi,bj)=0. _d 0 |
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st(i,j,bi,bj)=0. _d 0 |
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bt(i,j,bi,bj)=0. _d 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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|
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pH_isLoaded = .FALSE. |
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IF ( nIter0.GT.PTRACERS_Iter0 .OR. |
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& (nIter0.EQ.PTRACERS_Iter0 .AND. pickupSuff.NE.' ') |
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& ) THEN |
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C Read pH from a pickup file if needed |
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CALL DIC_READ_PICKUP( |
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O pH_isLoaded, |
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I nIter0, myThid ) |
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ENDIF |
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|
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DO bj=myByLo(myThid),myByHi(myThid) |
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DO bi=myBxLo(myThid),myBxHi(myThid) |
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|
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C determine inorganic carbon chem coefficients |
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DO j=jMin,jMax |
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DO i=iMin,iMax |
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|
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#ifdef DIC_BIOTIC |
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#ifdef DIC_BOUNDS |
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surfalk(i,j) = max(0.4 _d 0, |
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& min(10. _d 0,PTRACER(i,j,kLev,bi,bj,2))) |
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& * maskC(i,j,kLev,bi,bj) |
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surfphos(i,j) = max(1.0 _d -11, |
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& min(1. _d -1,PTRACER(i,j,kLev,bi,bj,3))) |
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& * maskC(i,j,kLev,bi,bj) |
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#else |
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surfalk(i,j) = PTRACER(i,j,kLev,bi,bj,2) |
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& * maskC(i,j,kLev,bi,bj) |
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surfphos(i,j)= PTRACER(i,j,kLev,bi,bj,3) |
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& * maskC(i,j,kLev,bi,bj) |
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#endif |
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#else |
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surfalk(i,j) = 2.366595 _d 0 *salt(i,j,kLev,bi,bj)/35. _d 0 |
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& * maskC(i,j,kLev,bi,bj) |
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surfphos(i,j)= 5.1225 _d -4 * maskC(i,j,kLev,bi,bj) |
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#endif |
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C FOR NON-INTERACTIVE Si |
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surfsi(i,j) = Silica(i,j,bi,bj) * maskC(i,j,kLev,bi,bj) |
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#ifdef DIC_BOUNDS |
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surftemp(i,j) = max(-4. _d 0, |
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& min(50. _d 0, theta(i,j,kLev,bi,bj))) |
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surfsalt(i,j) = max(4. _d 0, |
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& min(50. _d 0, salt(i,j,kLev,bi,bj))) |
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surfdic(i,j) = max(0.4 _d 0, |
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& min(10. _d 0, PTRACER(i,j,kLev,bi,bj,1))) |
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#else |
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surftemp(i,j) = theta(i,j,kLev,bi,bj) |
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surfsalt(i,j) = salt(i,j,kLev,bi,bj) |
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surfdic(i,j) = PTRACER(i,j,kLev,bi,bj,1) |
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& * maskC(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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CALL CARBON_COEFFS( |
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I surftemp,surfsalt, |
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I bi,bj,iMin,iMax,jMin,jMax,myThid) |
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|
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C==================================================================== |
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|
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IF ( .NOT.pH_isLoaded ) THEN |
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C set guess of pH for first step here |
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|
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WRITE(standardMessageUnit,*) 'QQ: pCO2 approximation method' |
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c first approximation |
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C$TAF LOOP = parallel |
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DO j=jMin,jMax |
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C$TAF LOOP = parallel |
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DO i=iMin,iMax |
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IF ( maskC(i,j,kLev,bi,bj) .NE. 0. _d 0) THEN |
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C$TAF init dic_surf = static, 10 |
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DO it=1,10 |
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C$TAF STORE pH(i,j,bi,bj) = dic_surf |
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C$TAF STORE surfalk(i,j), surfphos(i,j), surfsi(i,j) = dic_surf |
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CALL CALC_PCO2_APPROX( |
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I surftemp(i,j),surfsalt(i,j), |
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I surfdic(i,j), surfphos(i,j), |
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I surfsi(i,j),surfalk(i,j), |
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I ak1(i,j,bi,bj),ak2(i,j,bi,bj), |
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I ak1p(i,j,bi,bj),ak2p(i,j,bi,bj),ak3p(i,j,bi,bj), |
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I aks(i,j,bi,bj),akb(i,j,bi,bj),akw(i,j,bi,bj), |
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I aksi(i,j,bi,bj),akf(i,j,bi,bj), |
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I ak0(i,j,bi,bj), fugf(i,j,bi,bj), |
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I ff(i,j,bi,bj), |
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I bt(i,j,bi,bj),st(i,j,bi,bj),ft(i,j,bi,bj), |
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U pH(i,j,bi,bj),pCO2(i,j,bi,bj),co3dummy, |
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I i,j,kLev,bi,bj, it , myThid ) |
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ENDDO |
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ENDIF |
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ENDDO |
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ENDDO |
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iprt = MIN(20,sNx) |
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jprt = MIN(20,sNy) |
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WRITE(standardMessageUnit,*) 'QQ first guess pH', |
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& pH(iprt,jprt,bi,bj), |
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& theta(iprt,jprt,1,bi,bj), salt(iprt,jprt,1,bi,bj), |
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& surfdic(iprt,jprt), surfphos(iprt,jprt), |
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& surfsi(iprt,jprt),surfalk(iprt,jprt) |
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|
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ENDIF |
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|
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C end bi,bj loops |
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ENDDO |
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ENDDO |
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|
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#endif /* ALLOW_DIC */ |
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RETURN |
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END |
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