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find_rho.F
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find_rho.F
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#include "PACKAGES_CONFIG.h"
#include "CPP_OPTIONS.h"
#ifdef TARGET_NEC_SX
C make sure that the factorized EOS is used on NEC vector computers
# define USE_FACTORIZED_EOS
#endif
C this was the default, so we keep it that way
#define USE_FACTORIZED_POLY
C-- File find_rho.F: Routines to compute density
C-- Contents
C-- o FIND_RHO_2D
C-- o FIND_RHOP0
C-- o FIND_BULKMOD
C-- o FIND_RHONUM
C-- o FIND_RHODEN
C-- o FIND_RHO_SCALAR: in-situ density for individual points
C-- o LOOK_FOR_NEG_SALINITY
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHO_2D
C !INTERFACE:
SUBROUTINE FIND_RHO_2D(
I iMin, iMax, jMin, jMax, kRef,
I tFld, sFld,
O rhoLoc,
I k, bi, bj, myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHO_2D
C | Calculates [rho(S,T,z)-rhoConst] of a 2-D slice
C *==========================================================*
C | kRef - determines pressure reference level
C | (not used in 'LINEAR' mode)
C | Note: k is not used ; keep it for debugging.
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
C k :: Level of Theta/Salt slice
C kRef :: Pressure reference level
INTEGER iMin,iMax,jMin,jMax
INTEGER kRef
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoLoc(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER k, bi, bj
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL refTemp, refSalt, sigRef, tP, sP, deltaSig, dRho
_RL dp0, oneMinusKap, facPres, theta_v
_RL locPres(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoP0 (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL bulkMod(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoNum (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoDen (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
CHARACTER*(MAX_LEN_MBUF) msgBuf
CEOP
#ifdef ALLOW_AUTODIFF
DO j=1-OLy,sNy+OLy
DO i=1-OLx,sNx+OLx
rhoLoc(i,j) = 0. _d 0
rhoP0(i,j) = 0. _d 0
bulkMod(i,j) = 0. _d 0
ENDDO
ENDDO
#endif
#ifdef CHECK_SALINITY_FOR_NEGATIVE_VALUES
CALL LOOK_FOR_NEG_SALINITY(
I iMin, iMax, jMin, jMax,
U sFld,
I k, bi, bj, myThid )
#endif
IF (equationOfState.EQ.'LINEAR') THEN
C ***NOTE***
C In the linear EOS, to make the static stability calculation meaningful
C we use reference temp & salt from level kRef ;
C **********
refTemp=tRef(kRef)
refSalt=sRef(kRef)
dRho = rhoNil-rhoConst
DO j=jMin,jMax
DO i=iMin,iMax
rhoLoc(i,j)=rhoNil*(
& sBeta*(sFld(i,j)-refSalt)
& -tAlpha*(tFld(i,j)-refTemp) )
& + dRho
ENDDO
ENDDO
ELSEIF (equationOfState.EQ.'POLY3') THEN
refTemp=eosRefT(kRef)
refSalt=eosRefS(kRef)
sigRef=eosSig0(kRef) + (1000.-rhoConst)
DO j=jMin,jMax
DO i=iMin,iMax
tP=tFld(i,j)-refTemp
sP=sFld(i,j)-refSalt
#ifdef USE_FACTORIZED_POLY
deltaSig=
& (( eosC(9,kRef)*sP + eosC(5,kRef) )*sP + eosC(2,kRef) )*sP
& + ( ( eosC(6,kRef)
& *tP
& +eosC(7,kRef)*sP + eosC(3,kRef)
& )*tP
& +(eosC(8,kRef)*sP + eosC(4,kRef) )*sP + eosC(1,kRef)
& )*tP
#else
deltaSig=
& eosC(1,kRef)*tP
& +eosC(2,kRef) *sP
& +eosC(3,kRef)*tP*tP
& +eosC(4,kRef)*tP *sP
& +eosC(5,kRef) *sP*sP
& +eosC(6,kRef)*tP*tP*tP
& +eosC(7,kRef)*tP*tP *sP
& +eosC(8,kRef)*tP *sP*sP
& +eosC(9,kRef) *sP*sP*sP
#endif
rhoLoc(i,j)=sigRef+deltaSig
ENDDO
ENDDO
ELSEIF ( equationOfState(1:5).EQ.'JMD95'
& .OR. equationOfState.EQ.'UNESCO' ) THEN
C nonlinear equation of state in pressure coordinates
dp0 = surf_pRef - eosRefP0
CALL PRESSURE_FOR_EOS(
I bi, bj, iMin, iMax, jMin, jMax, kRef, dp0,
O locPres,
I myThid )
CALL FIND_RHOP0(
I iMin, iMax, jMin, jMax,
I tFld, sFld,
O rhoP0,
I myThid )
CALL FIND_BULKMOD(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O bulkMod,
I myThid )
c#ifdef ALLOW_AUTODIFF_TAMC
cph can not DO storing here since find_rho is called multiple times;
cph additional recomp. should be acceptable
c#endif /* ALLOW_AUTODIFF_TAMC */
DO j=jMin,jMax
DO i=iMin,iMax
C density of sea water at pressure p
rhoLoc(i,j) = rhoP0(i,j)
& /(1. _d 0 -
& locPres(i,j)*SItoBar/bulkMod(i,j) )
& - rhoConst
ENDDO
ENDDO
ELSEIF ( equationOfState.EQ.'MDJWF' ) THEN
dp0 = surf_pRef - eosRefP0
CALL PRESSURE_FOR_EOS(
I bi, bj, iMin, iMax, jMin, jMax, kRef, dp0,
O locPres,
I myThid )
CALL FIND_RHONUM(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoNum,
I myThid )
CALL FIND_RHODEN(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoDen,
I myThid )
c#ifdef ALLOW_AUTODIFF_TAMC
cph can not DO storing here since find_rho is called multiple times;
cph additional recomp. should be acceptable
c#endif /* ALLOW_AUTODIFF_TAMC */
DO j=jMin,jMax
DO i=iMin,iMax
rhoLoc(i,j) = rhoNum(i,j)*rhoDen(i,j) - rhoConst
ENDDO
ENDDO
ELSEIF ( equationOfState.EQ.'TEOS10' ) THEN
dp0 = surf_pRef - eosRefP0
CALL PRESSURE_FOR_EOS(
I bi, bj, iMin, iMax, jMin, jMax, kRef, dp0,
O locPres,
I myThid )
CALL FIND_RHOTEOS(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoNum, rhoDen,
I myThid )
c#ifdef ALLOW_AUTODIFF_TAMC
cph can not DO storing here since find_rho is called multiple times;
cph additional recomp. should be acceptable
c#endif /* ALLOW_AUTODIFF_TAMC */
DO j=jMin,jMax
DO i=iMin,iMax
rhoLoc(i,j) = rhoNum(i,j)*rhoDen(i,j) - rhoConst
ENDDO
ENDDO
ELSEIF( equationOfState .EQ. 'IDEALG' ) THEN
CALL PRESSURE_FOR_EOS(
I bi, bj, iMin, iMax, jMin, jMax, kRef, zeroRL,
O locPres,
I myThid )
oneMinusKap = oneRL - atm_kappa
C rho = P/(R*T_v) = Po/(R*theta_v)*(P/Po)^(1-kappa)
DO j=jMin,jMax
DO i=iMin,iMax
IF ( locPres(i,j).GT.zeroRL .AND. tFld(i,j).GT.zeroRL ) THEN
facPres = ( locPres(i,j)/atm_Po )**oneMinusKap
theta_v = tFld(i,j)*( sFld(i,j)*atm_Rq + oneRL )
rhoLoc(i,j) = atm_Po*facPres
& /( atm_Rd*theta_v ) - rhoConst
ELSE
rhoLoc(i,j) = zeroRL
ENDIF
ENDDO
ENDDO
ELSE
WRITE(msgBuf,'(3a)')
& ' FIND_RHO_2D: equationOfState = "',equationOfState,'"'
CALL PRINT_ERROR( msgBuf, myThid )
STOP 'ABNORMAL END: S/R FIND_RHO_2D'
ENDIF
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHOP0
C !INTERFACE:
SUBROUTINE FIND_RHOP0(
I iMin, iMax, jMin, jMax,
I tFld, sFld,
O rhoP0,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHOP0
C | Calculates rho(S,T,0) of a slice
C *==========================================================*
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
INTEGER iMin,iMax,jMin,jMax
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoP0(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL rfresh, rsalt
_RL t, t2, t3, t4, s, s3o2
#ifdef USE_FACTORIZED_EOS
_RL eosF1, eosF2, eosF3, eosF4, eosF5, eosF6
_RL eosS1, eosS2, eosS3, eosS4, eosS5, eosS6
_RL eosS7, eosS8, eosS9
#endif /* USE_FACTORIZED_EOS */
CEOP
#ifdef USE_FACTORIZED_EOS
eosF1 = eosJMDCFw(1)
eosF2 = eosJMDCFw(2)
eosF3 = eosJMDCFw(3)
eosF4 = eosJMDCFw(4)
eosF5 = eosJMDCFw(5)
eosF6 = eosJMDCFw(6)
eosS1 = eosJMDCSw(1)
eosS2 = eosJMDCSw(2)
eosS3 = eosJMDCSw(3)
eosS4 = eosJMDCSw(4)
eosS5 = eosJMDCSw(5)
eosS6 = eosJMDCSw(6)
eosS7 = eosJMDCSw(7)
eosS8 = eosJMDCSw(8)
eosS9 = eosJMDCSw(9)
#endif /* USE_FACTORIZED_EOS */
DO j=jMin,jMax
DO i=iMin,iMax
C abbreviations
t = tFld(i,j)
t2 = t*t
t3 = t2*t
t4 = t3*t
#if (defined ALLOW_AUTODIFF && defined TARGET_NEC_SX)
C this line makes TAF create vectorizable code
s3o2 = 0. _d 0
#endif
s = sFld(i,j)
IF ( s .GT. 0. _d 0 ) THEN
s3o2 = s*SQRT(s)
ELSE
s = 0. _d 0
s3o2 = 0. _d 0
ENDIF
C density of freshwater at the surface
#ifdef USE_FACTORIZED_EOS
rfresh =
& eosF1 +
& t* ( eosF2 +
& t* ( eosF3 +
& t* ( eosF4 +
& t* ( eosF5 +
& t* eosF6 ))))
#else
rfresh =
& eosJMDCFw(1)
& + eosJMDCFw(2)*t
& + eosJMDCFw(3)*t2
& + eosJMDCFw(4)*t3
& + eosJMDCFw(5)*t4
& + eosJMDCFw(6)*t4*t
#endif /* USE_FACTORIZED_EOS */
C density of sea water at the surface
#ifdef USE_FACTORIZED_EOS
rsalt = s * ( eosS1 +
& t * ( eosS2 +
& t * ( eosS3 +
& t * ( eosS4 +
& t * eosS5 ))))
& + s3o2 * ( eosS6 +
& t * ( eosS7 +
& t * eosS8 ))
& + s*s * eosS9
#else
rsalt =
& s*(
& eosJMDCSw(1)
& + eosJMDCSw(2)*t
& + eosJMDCSw(3)*t2
& + eosJMDCSw(4)*t3
& + eosJMDCSw(5)*t4
& )
& + s3o2*(
& eosJMDCSw(6)
& + eosJMDCSw(7)*t
& + eosJMDCSw(8)*t2
& )
& + eosJMDCSw(9)*s*s
#endif /* USE_FACTORIZED_EOS */
rhoP0(i,j) = rfresh + rsalt
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_BULKMOD
C !INTERFACE:
SUBROUTINE FIND_BULKMOD(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O bulkMod,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_BULKMOD
C | Calculates the secant bulk modulus K(S,T,p) of a slice
C *==========================================================*
C | k - is the level of Theta/Salt slice
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
INTEGER iMin,iMax,jMin,jMax
_RL locPres(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL bulkMod(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL bMfresh, bMsalt, bMpres
_RL t, t2, t3, t4, s, s3o2, p, p2
#ifdef USE_FACTORIZED_EOS
_RL eosF1, eosF2, eosF3, eosF4, eosF5
_RL eosS1, eosS2, eosS3, eosS4, eosS5, eosS6, eosS7
_RL eosP1, eosP2, eosP3, eosP4, eosP5, eosP6, eosP7
_RL eosP8, eosP9, eosP10, eosP11, eosP12, eosP13, eosP14
#endif /* USE_FACTORIZED_EOS */
CEOP
#ifdef USE_FACTORIZED_EOS
eosF1 = eosJMDCKFw(1)
eosF2 = eosJMDCKFw(2)
eosF3 = eosJMDCKFw(3)
eosF4 = eosJMDCKFw(4)
eosF5 = eosJMDCKFw(5)
eosS1 = eosJMDCKSw(1)
eosS2 = eosJMDCKSw(2)
eosS3 = eosJMDCKSw(3)
eosS4 = eosJMDCKSw(4)
eosS5 = eosJMDCKSw(5)
eosS6 = eosJMDCKSw(6)
eosS7 = eosJMDCKSw(7)
eosP1 =eosJMDCKP(1)
eosP2 =eosJMDCKP(2)
eosP3 =eosJMDCKP(3)
eosP4 =eosJMDCKP(4)
eosP5 =eosJMDCKP(5)
eosP6 =eosJMDCKP(6)
eosP7 =eosJMDCKP(7)
eosP8 =eosJMDCKP(8)
eosP9 =eosJMDCKP(9)
eosP10 =eosJMDCKP(10)
eosP11 =eosJMDCKP(11)
eosP12 =eosJMDCKP(12)
eosP13 =eosJMDCKP(13)
eosP14 =eosJMDCKP(14)
#endif /* USE_FACTORIZED_EOS */
DO j=jMin,jMax
DO i=iMin,iMax
C abbreviations
t = tFld(i,j)
t2 = t*t
t3 = t2*t
t4 = t3*t
#if (defined ALLOW_AUTODIFF && defined TARGET_NEC_SX)
C this line makes TAF create vectorizable code
s3o2 = 0. _d 0
#endif
s = sFld(i,j)
IF ( s .GT. 0. _d 0 ) THEN
s3o2 = s*SQRT(s)
ELSE
s = 0. _d 0
s3o2 = 0. _d 0
ENDIF
C
p = locPres(i,j)*SItoBar
p2 = p*p
C secant bulk modulus of fresh water at the surface
#ifdef USE_FACTORIZED_EOS
bMfresh = eosF1 +
& t * ( eosF2 +
& t * ( eosF3 +
& t * ( eosF4 +
& t * eosF5 )))
#else
bMfresh =
& eosJMDCKFw(1)
& + eosJMDCKFw(2)*t
& + eosJMDCKFw(3)*t2
& + eosJMDCKFw(4)*t3
& + eosJMDCKFw(5)*t4
#endif /* USE_FACTORIZED_EOS */
C secant bulk modulus of sea water at the surface
#ifdef USE_FACTORIZED_EOS
bMsalt = s * ( eosS1 +
& t * ( eosS2 +
& t * ( eosS3 +
& t * eosS4 )))
& + s3o2* ( eosS5 +
& t * ( eosS6 +
& t * eosS7 ))
C secant bulk modulus of sea water at pressure p
bMpres = p * ( eosP1 +
& t * ( eosP2 +
& t * ( eosP3 +
& t * eosP4 )))
& + p*s* ( eosP5 +
& t * ( eosP6 +
& t * eosP7 ))
& + p*s3o2*eosP8
& + p2 * ( eosP9 +
& t * ( eosP10 +
& t * eosP11 ))
& + p2*s* ( eosP12 +
& t * ( eosP13 +
& t * eosP14 ))
#else
C secant bulk modulus of sea water at the surface
bMsalt =
& s*( eosJMDCKSw(1)
& + eosJMDCKSw(2)*t
& + eosJMDCKSw(3)*t2
& + eosJMDCKSw(4)*t3
& )
& + s3o2*( eosJMDCKSw(5)
& + eosJMDCKSw(6)*t
& + eosJMDCKSw(7)*t2
& )
C secant bulk modulus of sea water at pressure p
bMpres =
& p*( eosJMDCKP(1)
& + eosJMDCKP(2)*t
& + eosJMDCKP(3)*t2
& + eosJMDCKP(4)*t3
& )
& + p*s*( eosJMDCKP(5)
& + eosJMDCKP(6)*t
& + eosJMDCKP(7)*t2
& )
& + p*s3o2*eosJMDCKP(8)
& + p2*( eosJMDCKP(9)
& + eosJMDCKP(10)*t
& + eosJMDCKP(11)*t2
& )
& + p2*s*( eosJMDCKP(12)
& + eosJMDCKP(13)*t
& + eosJMDCKP(14)*t2
& )
#endif /* USE_FACTORIZED_EOS */
bulkMod(i,j) = bMfresh + bMsalt + bMpres
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHONUM
C !INTERFACE:
SUBROUTINE FIND_RHONUM(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoNum,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHONUM
C | Calculates the numerator of the McDougall et al.
C | equation of state
C | - the code is more or less a copy of MOM4
C *==========================================================*
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
INTEGER iMin,iMax,jMin,jMax
_RL locPres(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoNum (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL t1, t2, s1, p1
CEOP
DO j=jMin,jMax
DO i=iMin,iMax
C abbreviations
t1 = tFld(i,j)
t2 = t1*t1
s1 = sFld(i,j)
p1 = locPres(i,j)*SItodBar
rhoNum(i,j) = eosMDJWFnum(0)
& + t1*(eosMDJWFnum(1)
& + t1*(eosMDJWFnum(2) + eosMDJWFnum(3)*t1) )
& + s1*(eosMDJWFnum(4)
& + eosMDJWFnum(5)*t1 + eosMDJWFnum(6)*s1)
& + p1*(eosMDJWFnum(7) + eosMDJWFnum(8)*t2
& + eosMDJWFnum(9)*s1
& + p1*(eosMDJWFnum(10) + eosMDJWFnum(11)*t2) )
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHODEN
C !INTERFACE:
SUBROUTINE FIND_RHODEN(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoDen,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHODEN
C | Calculates the denominator of the McDougall et al.
C | equation of state
C | - the code is more or less a copy of MOM4
C *==========================================================*
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
INTEGER iMin,iMax,jMin,jMax
_RL locPres(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoDen (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL t1, t2, s1, sp5, p1, p1t1
_RL den, epsln
parameter ( epsln = 0. _d 0 )
CEOP
DO j=jMin,jMax
DO i=iMin,iMax
C abbreviations
t1 = tFld(i,j)
t2 = t1*t1
s1 = sFld(i,j)
#if (defined ALLOW_AUTODIFF && defined TARGET_NEC_SX)
C this line makes TAF create vectorizable code
sp5 = 0. _d 0
#endif
IF ( s1 .GT. 0. _d 0 ) THEN
sp5 = SQRT(s1)
ELSE
s1 = 0. _d 0
sp5 = 0. _d 0
ENDIF
p1 = locPres(i,j)*SItodBar
p1t1 = p1*t1
den = eosMDJWFden(0)
& + t1*(eosMDJWFden(1)
& + t1*(eosMDJWFden(2)
& + t1*(eosMDJWFden(3) + t1*eosMDJWFden(4) ) ) )
& + s1*(eosMDJWFden(5)
& + t1*(eosMDJWFden(6)
& + eosMDJWFden(7)*t2)
& + sp5*(eosMDJWFden(8) + eosMDJWFden(9)*t2) )
& + p1*(eosMDJWFden(10)
& + p1t1*(eosMDJWFden(11)*t2 + eosMDJWFden(12)*p1) )
rhoDen(i,j) = 1.0/(epsln+den)
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHOTEOS
C !INTERFACE:
SUBROUTINE FIND_RHOTEOS(
I iMin, iMax, jMin, jMax,
I locPres, tFld, sFld,
O rhoNum, rhoDen,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHOTEOS
C | Calculates numerator and inverse of denominator of the
C | TEOS-10 (McDougall et al. 2011) equation of state
C | - the code is more or less a copy the teos-10 toolbox
C | available at http://www.teos-10.org
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
INTEGER iMin,iMax,jMin,jMax
_RL locPres(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL tFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL sFld (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoNum (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
_RL rhoDen (1-OLx:sNx+OLx,1-OLy:sNy+OLy)
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
INTEGER i,j
_RL ct, sa, sqrtsa, p
_RL den, epsln
parameter ( epsln = 0. _d 0 )
CEOP
DO j=jMin,jMax
DO i=iMin,iMax
C abbreviations
ct = tFld(i,j)
sa = sFld(i,j)
#if (defined ALLOW_AUTODIFF && defined TARGET_NEC_SX)
C this line makes TAF create vectorizable code
sqrtsa = 0. _d 0
#endif
IF ( sa .GT. 0. _d 0 ) THEN
sqrtsa = SQRT(sa)
ELSE
sa = 0. _d 0
sqrtsa = 0. _d 0
ENDIF
p = locPres(i,j)*SItodBar
rhoNum(i,j) = teos(01)
& + ct*(teos(02) + ct*(teos(03) + teos(04)*ct))
& + sa*(teos(05) + ct*(teos(06) + teos(07)*ct)
& + sqrtsa*(teos(08) + ct*(teos(09)
& + ct*(teos(10) + teos(11)*ct))))
& + p*(teos(12) + ct*(teos(13) + teos(14)*ct)
& + sa*(teos(15) + teos(16)*ct)
& + p*(teos(17) + ct*(teos(18) + teos(19)*ct) + teos(20)*sa))
den = teos(21)
& + ct*(teos(22) + ct*(teos(23) + ct*(teos(24) + teos(25)*ct)))
& + sa*(teos(26) + ct*(teos(27) + ct*(teos(28)
& + ct*(teos(29) + teos(30)*ct)))
& + teos(36)*sa
& + sqrtsa*(teos(31) + ct*(teos(32) + ct*(teos(33)
& + ct*(teos(34) + teos(35)*ct)))))
& + p*(teos(37) + ct*(teos(38) + ct*(teos(39) + teos(40)*ct))
& + sa*(teos(41) + teos(42)*ct)
& + p*(teos(43) + ct*(teos(44) + teos(45)*ct + teos(46)*sa)
& + p*(teos(47) + teos(48)*ct)))
rhoDen(i,j) = 1.0/(epsln+den)
ENDDO
ENDDO
RETURN
END
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----|
CBOP
C !ROUTINE: FIND_RHO_SCALAR
C !INTERFACE:
SUBROUTINE FIND_RHO_SCALAR(
I tLoc, sLoc, pLoc,
O rhoLoc,
I myThid )
C !DESCRIPTION: \bv
C *==========================================================*
C | o SUBROUTINE FIND_RHO_SCALAR
C | Calculates rho(S,T,p)
C | Note: for seawater EOS, p is pressure (Pa) relative to
C | reference surface pressure "surf_pRef"
C *==========================================================*
C \ev
C !USES:
IMPLICIT NONE
C == Global variables ==
#include "SIZE.h"
#include "EEPARAMS.h"
#include "PARAMS.h"
#include "EOS.h"
C !INPUT/OUTPUT PARAMETERS:
C == Routine arguments ==
_RL tLoc, sLoc, pLoc
_RL rhoLoc
INTEGER myThid
C !LOCAL VARIABLES:
C == Local variables ==
_RL t1, t2, t3, t4, s1, s3o2, p1, p2, sp5, p1t1
_RL dp0, ct, sa, sqrtsa, p
_RL rfresh, rsalt, rhoP0
_RL bMfresh, bMsalt, bMpres, BulkMod
_RL rhoNum, rhoDen, den, epsln
_RL oneMinusKap, facPres, theta_v
PARAMETER ( epsln = 0. _d 0 )
CHARACTER*(MAX_LEN_MBUF) msgBuf
#ifdef USE_FACTORIZED_EOS
_RL eosF1, eosF2, eosF3, eosF4, eosF5, eosF6
_RL eosS1, eosS2, eosS3, eosS4, eosS5, eosS6
_RL eosS7, eosS8, eosS9
_RL eosP1, eosP2, eosP3, eosP4, eosP5, eosP6, eosP7
_RL eosP8, eosP9, eosP10, eosP11, eosP12, eosP13, eosP14
#endif /* USE_FACTORIZED_EOS */
CEOP
#ifdef USE_FACTORIZED_EOS
eosF1 = eosJMDCFw(1)
eosF2 = eosJMDCFw(2)
eosF3 = eosJMDCFw(3)
eosF4 = eosJMDCFw(4)
eosF5 = eosJMDCFw(5)
eosF6 = eosJMDCFw(6)
eosS1 = eosJMDCSw(1)
eosS2 = eosJMDCSw(2)
eosS3 = eosJMDCSw(3)
eosS4 = eosJMDCSw(4)
eosS5 = eosJMDCSw(5)
eosS6 = eosJMDCSw(6)
eosS7 = eosJMDCSw(7)
eosS8 = eosJMDCSw(8)
eosS9 = eosJMDCSw(9)
eosP1 =eosJMDCKP(1)
eosP2 =eosJMDCKP(2)
eosP3 =eosJMDCKP(3)
eosP4 =eosJMDCKP(4)
eosP5 =eosJMDCKP(5)
eosP6 =eosJMDCKP(6)
eosP7 =eosJMDCKP(7)
eosP8 =eosJMDCKP(8)
eosP9 =eosJMDCKP(9)
eosP10 =eosJMDCKP(10)
eosP11 =eosJMDCKP(11)
eosP12 =eosJMDCKP(12)
eosP13 =eosJMDCKP(13)
eosP14 =eosJMDCKP(14)
#endif /* USE_FACTORIZED_EOS */
rhoLoc = 0. _d 0
rhoP0 = 0. _d 0
bulkMod = 0. _d 0
rfresh = 0. _d 0
rsalt = 0. _d 0
bMfresh = 0. _d 0
bMsalt = 0. _d 0
bMpres = 0. _d 0
rhoNum = 0. _d 0
rhoDen = 0. _d 0
den = 0. _d 0
dp0 = surf_pRef - eosRefP0
t1 = tLoc
t2 = t1*t1
t3 = t2*t1
t4 = t3*t1
s1 = sLoc
IF ( s1 .LT. 0. _d 0 ) THEN
C issue a warning
WRITE(msgBuf,'(A,E13.5)')
& ' FIND_RHO_SCALAR: WARNING, salinity = ', s1
CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
& SQUEEZE_RIGHT , myThid )
s1 = 0. _d 0
ENDIF
IF (equationOfState.EQ.'LINEAR') THEN
rholoc = rhoNil*(
& sBeta *(sLoc-sRef(1))
& -tAlpha*(tLoc-tRef(1))
& ) + rhoNil
c rhoLoc = 0. _d 0
ELSEIF (equationOfState.EQ.'POLY3') THEN
C this is not correct, there is a field eosSig0 which should be use here
C but I DO not intent to include the reference level in this routine
WRITE(msgBuf,'(A)')
& ' FIND_RHO_SCALAR: for POLY3, the density is not'
CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
& SQUEEZE_RIGHT , myThid )
WRITE(msgBuf,'(A)')
& ' computed correctly in this routine'
CALL PRINT_MESSAGE( msgBuf, errorMessageUnit,
& SQUEEZE_RIGHT , myThid )
rhoLoc = 0. _d 0
ELSEIF ( equationOfState(1:5).EQ.'JMD95'
& .OR. equationOfState.EQ.'UNESCO' ) THEN
C nonlinear equation of state in pressure coordinates
s3o2 = s1*SQRT(s1)
p1 = ( pLoc + dp0 )*SItoBar
p2 = p1*p1
C density of freshwater at the surface
#ifdef USE_FACTORIZED_EOS
rfresh =
& eosF1 +
& t1* ( eosF2 +
& t1* ( eosF3 +
& t1* ( eosF4 +
& t1* ( eosF5 +
& t1* eosF6 ))))
#else
rfresh =
& eosJMDCFw(1)
& + eosJMDCFw(2)*t1
& + eosJMDCFw(3)*t2
& + eosJMDCFw(4)*t3
& + eosJMDCFw(5)*t4
& + eosJMDCFw(6)*t4*t1
#endif /* USE_FACTORIZED_EOS */
C density of sea water at the surface
#ifdef USE_FACTORIZED_EOS
rsalt = s1 * ( eosS1 +
& t1 * ( eosS2 +
& t1 * ( eosS3 +
& t1 * ( eosS4 +
& t1 * eosS5 ))))
& + s3o2 * ( eosS6 +
& t1 * ( eosS7 +
& t1 * eosS8 ))
& + s1*s1* eosS9
#else