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mlosch |
1.6 |
C $Header: /u/gcmpack/MITgcm/model/src/ini_eos.F,v 1.5 2002/09/18 16:38:02 mlosch Exp $ |
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mlosch |
1.2 |
C $Name: $ |
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mlosch |
1.1 |
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#include "CPP_OPTIONS.h" |
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CBOP |
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C !ROUTINE: INI_EOS |
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C !INTERFACE: |
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subroutine ini_eos( myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE INI_EOS |
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C | o Initialise coefficients of equation of state. |
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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 == |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "EOS.h" |
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#include "GRID.h" |
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mlosch |
1.4 |
#include "DYNVARS.h" |
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mlosch |
1.1 |
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C !INPUT/OUTPUT PARAMETERS: |
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C == Routine arguments == |
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C myThid - Number of this instance of INI_CORI |
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INTEGER myThid |
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C !LOCAL VARIABLES: |
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C == Local variables == |
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C bi,bj - Loop counters |
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C I,J,K |
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INTEGER bi, bj |
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INTEGER I, J, K |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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equationOfState = eosType |
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mlosch |
1.4 |
do k = 1,6 |
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eosJMDCFw(k) = 0. _d 0 |
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end do |
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do k = 1,9 |
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eosJMDCSw(k) = 0. _d 0 |
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end do |
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do k = 1,5 |
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eosJMDCKFw(k) = 0. _d 0 |
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end do |
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do k = 1,7 |
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eosJMDCKSw(k) = 0. _d 0 |
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end do |
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do k = 1,14 |
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eosJMDCKP(k) = 0. _d 0 |
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end do |
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do k = 0,11 |
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eosMDJWFnum(k) = 0. _d 0 |
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end do |
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do k = 0,12 |
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eosMDJWFden(k) = 0. _d 0 |
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end do |
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mlosch |
1.1 |
if ( equationOfState .eq. 'LINEAR' ) then |
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if ( tAlpha .eq. UNSET_RL ) tAlpha = 2.D-4 |
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if ( sBeta .eq. UNSET_RL ) sBeta = 7.4D-4 |
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elseif ( equationOfState .eq. 'POLY3' ) then |
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OPEN(37,FILE='POLY3.COEFFS',STATUS='OLD',FORM='FORMATTED') |
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READ(37,*) I |
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IF (I.NE.Nr) THEN |
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WRITE(msgBuf,'(A)') |
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& 'ini_eos: attempt to read POLY3.COEFFS failed' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(A)') |
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& ' because bad # of levels in data' |
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CALL PRINT_ERROR( msgBuf , 1) |
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STOP 'Bad data in POLY3.COEFFS' |
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ENDIF |
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READ(37,*) (eosRefT(K),eosRefS(K),eosSig0(K),K=1,Nr) |
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DO K=1,Nr |
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READ(37,*) (eosC(I,K),I=1,9) |
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ENDDO |
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CLOSE(37) |
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mlosch |
1.2 |
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mlosch |
1.1 |
elseif ( equationOfState(1:5) .eq. 'JMD95' |
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& .or. equationOfState .eq. 'UNESCO' ) then |
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C |
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C Jackett & McDougall (1995, JPO) equation of state |
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C rho = R(salinity, potential temperature, pressure) |
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C pressure needs to be available (from the previous |
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C time step to linearize the problem) |
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C |
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mlosch |
1.2 |
if ( equationOfState .eq. 'JMD95Z' |
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& .and. buoyancyRelation .eq. 'OCEANICP' ) then |
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write(msgBuf,'(A)') |
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& 'ini_eos: equation of state ''JMD95Z'' should not' |
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CALL PRINT_ERROR( msgBuf , 1) |
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write(msgBuf,'(A)') |
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& ' be used together with pressure coordinates.' |
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CALL PRINT_ERROR( msgBuf , 1) |
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write(msgBuf,'(A)') |
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& ' Use only ''JMD95P'' with ''OCEANICP''.' |
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CALL PRINT_ERROR( msgBuf , 1) |
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STOP 'ABNORMAL END: S/R INI_EOS' |
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endif |
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C |
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if ( buoyancyRelation .eq. 'OCEANIC' ) 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 K=1,Nr |
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do J=1-Oly,sNy+Oly |
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do I=1-Olx,sNx+Olx |
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mlosch |
1.6 |
pressure(i,j,k,bi,bj) = rhoConst * ( |
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mlosch |
1.2 |
& - gravity*rC(k) |
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& ) |
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end do |
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mlosch |
1.1 |
end do |
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end do |
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end do |
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end do |
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mlosch |
1.2 |
elseif ( buoyancyRelation .eq. 'ATMOSPHERIC' |
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& .or. buoyancyRelation .eq. 'OCEANICP' ) then |
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C in pressure coordinates the pressure is just the coordinate of |
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C the tracer point |
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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 K=1,Nr |
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do J=1-Oly,sNy+Oly |
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do I=1-Olx,sNx+Olx |
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pressure(i,j,k,bi,bj) = rC(k) |
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end do |
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end do |
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end do |
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end do |
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end do |
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endif |
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mlosch |
1.1 |
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C coefficients nonlinear equation of state in pressure coordinates for |
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C 1. density of fresh water at p = 0 |
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eosJMDCFw(1) = 999.842594 |
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eosJMDCFw(2) = 6.793952 _d -02 |
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eosJMDCFw(3) = - 9.095290 _d -03 |
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eosJMDCFw(4) = 1.001685 _d -04 |
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eosJMDCFw(5) = - 1.120083 _d -06 |
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eosJMDCFw(6) = 6.536332 _d -09 |
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C 2. density of sea water at p = 0 |
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eosJMDCSw(1) = 8.24493 _d -01 |
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eosJMDCSw(2) = - 4.0899 _d -03 |
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eosJMDCSw(3) = 7.6438 _d -05 |
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eosJMDCSw(4) = - 8.2467 _d -07 |
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eosJMDCSw(5) = 5.3875 _d -09 |
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eosJMDCSw(6) = - 5.72466 _d -03 |
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eosJMDCSw(7) = 1.0227 _d -04 |
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eosJMDCSw(8) = - 1.6546 _d -06 |
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eosJMDCSw(9) = 4.8314 _d -04 |
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if ( equationOfState(1:5) .eq. 'JMD95' ) then |
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C 3. secant bulk modulus K of fresh water at p = 0 |
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eosJMDCKFw(1) = 1.965933 _d +04 |
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eosJMDCKFw(2) = 1.444304 _d +02 |
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eosJMDCKFw(3) = - 1.706103 _d +00 |
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eosJMDCKFw(4) = 9.648704 _d -03 |
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eosJMDCKFw(5) = - 4.190253 _d -05 |
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C 4. secant bulk modulus K of sea water at p = 0 |
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eosJMDCKSw(1) = 5.284855 _d +01 |
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eosJMDCKSw(2) = - 3.101089 _d -01 |
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eosJMDCKSw(3) = 6.283263 _d -03 |
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eosJMDCKSw(4) = - 5.084188 _d -05 |
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eosJMDCKSw(5) = 3.886640 _d -01 |
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eosJMDCKSw(6) = 9.085835 _d -03 |
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eosJMDCKSw(7) = - 4.619924 _d -04 |
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C 5. secant bulk modulus K of sea water at p |
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eosJMDCKP( 1) = 3.186519 _d +00 |
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eosJMDCKP( 2) = 2.212276 _d -02 |
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eosJMDCKP( 3) = - 2.984642 _d -04 |
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eosJMDCKP( 4) = 1.956415 _d -06 |
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eosJMDCKP( 5) = 6.704388 _d -03 |
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eosJMDCKP( 6) = - 1.847318 _d -04 |
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eosJMDCKP( 7) = 2.059331 _d -07 |
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eosJMDCKP( 8) = 1.480266 _d -04 |
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eosJMDCKP( 9) = 2.102898 _d -04 |
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eosJMDCKP(10) = - 1.202016 _d -05 |
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eosJMDCKP(11) = 1.394680 _d -07 |
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eosJMDCKP(12) = - 2.040237 _d -06 |
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eosJMDCKP(13) = 6.128773 _d -08 |
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eosJMDCKP(14) = 6.207323 _d -10 |
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elseif ( equationOfState .eq. 'UNESCO' ) then |
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write(msgBuf,'(a)') |
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& 'WARNING WARNING WARNING WARNING WARNING WARNING ' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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write(msgBuf,'(a,a)') |
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& 'WARNING: using the UNESCO formula with potential ', |
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& 'temperature' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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write(msgBuf,'(a)') |
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& 'WARNING: can result in density errors of up to 5%' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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write(msgBuf,'(a)') |
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mlosch |
1.5 |
& 'WARNING: (see Jackett and McDougall 1995, JAOT)' |
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mlosch |
1.1 |
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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write(msgBuf,'(a)') |
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& 'WARNING WARNING WARNING WARNING WARNING WARNING ' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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C 3. secant bulk modulus K of fresh water at p = 0 |
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eosJMDCKFw(1) = 1.965221 _d +04 |
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eosJMDCKFw(2) = 1.484206 _d +02 |
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eosJMDCKFw(3) = - 2.327105 _d +00 |
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eosJMDCKFw(4) = 1.360477 _d -02 |
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eosJMDCKFw(5) = - 5.155288 _d -05 |
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C 4. secant bulk modulus K of sea water at p = 0 |
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eosJMDCKSw(1) = 5.46746 _d +01 |
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eosJMDCKSw(2) = - 0.603459 _d +00 |
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eosJMDCKSw(3) = 1.09987 _d -02 |
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eosJMDCKSw(4) = - 6.1670 _d -05 |
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eosJMDCKSw(5) = 7.944 _d -02 |
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eosJMDCKSw(6) = 1.6483 _d -02 |
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eosJMDCKSw(7) = - 5.3009 _d -04 |
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C 5. secant bulk modulus K of sea water at p |
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eosJMDCKP( 1) = 3.239908 _d +00 |
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eosJMDCKP( 2) = 1.43713 _d -03 |
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eosJMDCKP( 3) = 1.16092 _d -04 |
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eosJMDCKP( 4) = - 5.77905 _d -07 |
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eosJMDCKP( 5) = 2.2838 _d -03 |
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eosJMDCKP( 6) = - 1.0981 _d -05 |
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eosJMDCKP( 7) = - 1.6078 _d -06 |
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eosJMDCKP( 8) = 1.91075 _d -04 |
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eosJMDCKP( 9) = 8.50935 _d -05 |
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eosJMDCKP(10) = - 6.12293 _d -06 |
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eosJMDCKP(11) = 5.2787 _d -08 |
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eosJMDCKP(12) = - 9.9348 _d -07 |
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eosJMDCKP(13) = 2.0816 _d -08 |
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eosJMDCKP(14) = 9.1697 _d -10 |
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else |
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STOP 'INI_EOS: We should never reach this point!' |
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endif |
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mlosch |
1.4 |
elseif ( equationOfState .eq. 'MDJWF' ) then |
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eosMDJWFnum( 0) = 9.99843699e+02 |
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eosMDJWFnum( 1) = 7.35212840e+00 |
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eosMDJWFnum( 2) = -5.45928211e-02 |
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eosMDJWFnum( 3) = 3.98476704e-04 |
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eosMDJWFnum( 4) = 2.96938239e+00 |
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eosMDJWFnum( 5) = -7.23268813e-03 |
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eosMDJWFnum( 6) = 2.12382341e-03 |
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eosMDJWFnum( 7) = 1.04004591e-02 |
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eosMDJWFnum( 8) = 1.03970529e-07 |
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eosMDJWFnum( 9) = 5.18761880e-06 |
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eosMDJWFnum(10) = -3.24041825e-08 |
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eosMDJWFnum(11) = -1.23869360e-11 |
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eosMDJWFden( 0) = 1.00000000e+00 |
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eosMDJWFden( 1) = 7.28606739e-03 |
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eosMDJWFden( 2) = -4.60835542e-05 |
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eosMDJWFden( 3) = 3.68390573e-07 |
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eosMDJWFden( 4) = 1.80809186e-10 |
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eosMDJWFden( 5) = 2.14691708e-03 |
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eosMDJWFden( 6) = -9.27062484e-06 |
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eosMDJWFden( 7) = -1.78343643e-10 |
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eosMDJWFden( 8) = 4.76534122e-06 |
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eosMDJWFden( 9) = 1.63410736e-09 |
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eosMDJWFden(10) = 5.30848875e-06 |
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eosMDJWFden(11) = -3.03175128e-16 |
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eosMDJWFden(12) = -1.27934137e-17 |
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mlosch |
1.1 |
elseif( equationOfState .eq. 'IDEALG' ) then |
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C |
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else |
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write(msgbuf,'(3a)') ' INI_EOS: equationOfState = "', |
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& equationOfState,'"' |
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call print_error( msgbuf, mythid ) |
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stop 'ABNORMAL END: S/R INI_EOS' |
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end if |
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287 |
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call check_eos( myThid ) |
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return |
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end |
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CBOP |
293 |
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C !ROUTINE: CHECK_EOS |
294 |
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C !INTERFACE: |
295 |
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subroutine check_eos( myThid ) |
296 |
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C !DESCRIPTION: \bv |
297 |
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C *==========================================================* |
298 |
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C | SUBROUTINE CHECK_EOS |
299 |
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C | o check the equation of state. |
300 |
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C *==========================================================* |
301 |
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C \ev |
302 |
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303 |
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C !USES: |
304 |
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305 |
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implicit none |
306 |
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#include "SIZE.h" |
307 |
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#include "EEPARAMS.h" |
308 |
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#include "PARAMS.h" |
309 |
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#include "EOS.h" |
310 |
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311 |
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C !INPUT/OUTPUT PARAMETERS: |
312 |
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C == Routine arguments == |
313 |
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C myThid - Number of this instance of CHECK_EOS |
314 |
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INTEGER myThid |
315 |
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316 |
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C !LOCAL VARIABLES: |
317 |
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C == Local variables == |
318 |
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C bi,bj - Loop counters |
319 |
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C I,J,K |
320 |
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INTEGER bi, bj |
321 |
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INTEGER imin, imax, jmin, jmax |
322 |
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INTEGER I, J, K |
323 |
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_RL tFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
324 |
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_RL sFld(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) |
325 |
mlosch |
1.4 |
_RL rhoLoc (1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
326 |
mlosch |
1.1 |
_RL bulkMod(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
327 |
mlosch |
1.4 |
_RL psave |
328 |
mlosch |
1.1 |
|
329 |
|
|
INTEGER ncheck, kcheck |
330 |
mlosch |
1.4 |
PARAMETER ( ncheck = 13 ) |
331 |
mlosch |
1.1 |
_RL tloc(ncheck), ptloc(ncheck), sloc(ncheck), ploc(ncheck) |
332 |
|
|
_RL rloc(ncheck), bloc(ncheck) |
333 |
|
|
|
334 |
|
|
CHARACTER*(MAX_LEN_MBUF) msgBuf |
335 |
|
|
|
336 |
|
|
DATA tloc |
337 |
|
|
& /3.25905152915860 _d 0, 20.38687090048638 _d 0, |
338 |
mlosch |
1.4 |
& 25.44820830309568 _d 0, 20.17368557065936 _d 0, |
339 |
|
|
& 13.43397459640398 _d 0, |
340 |
mlosch |
1.1 |
& 5. _d 0, 25. _d 0, |
341 |
|
|
& 5. _d 0, 25. _d 0, |
342 |
|
|
& 5. _d 0, 25. _d 0, |
343 |
|
|
& 5. _d 0, 25. _d 0/, |
344 |
|
|
& ptloc |
345 |
|
|
& /3. _d 0, 20. _d 0, |
346 |
mlosch |
1.4 |
& 25. _d 0, 20. _d 0, |
347 |
|
|
& 12. _d 0, |
348 |
mlosch |
1.1 |
& 5. _d 0, 25. _d 0, |
349 |
|
|
& 5. _d 0, 25. _d 0, |
350 |
|
|
& 4.03692566635316 _d 0, 22.84661726775120 _d 0, |
351 |
|
|
& 3.62720389416752 _d 0, 22.62420229124846 _d 0/ |
352 |
|
|
& sloc |
353 |
|
|
& /35.5 _d 0, 35. _d 0, |
354 |
mlosch |
1.4 |
& 35.0 _d 0, 20. _d 0, |
355 |
|
|
& 40.0 _d 0, |
356 |
mlosch |
1.1 |
& 0. _d 0, 0. _d 0, |
357 |
|
|
& 35. _d 0, 35. _d 0, |
358 |
|
|
& 0. _d 0, 0. _d 0, |
359 |
|
|
& 35. _d 0, 35. _d 0/ |
360 |
|
|
& ploc |
361 |
|
|
& /300. _d 5, 200. _d 5, |
362 |
mlosch |
1.4 |
& 200. _d 5, 100. _d 5, |
363 |
|
|
& 800. _d 5, |
364 |
mlosch |
1.1 |
& 0. _d 0, 0. _d 0, |
365 |
|
|
& 0. _d 0, 0. _d 0, |
366 |
|
|
& 1000. _d 5, 1000. _d 5, |
367 |
|
|
& 1000. _d 5, 1000. _d 5/ |
368 |
|
|
DATA rloc |
369 |
mlosch |
1.4 |
& /1041.83267 _d 0, 1033.213387 _d 0, |
370 |
|
|
& 1031.654229 _d 0, 1017.726743 _d 0, |
371 |
|
|
& 1062.928258 _d 0, |
372 |
|
|
& 999.96675 _d 0, 997.04796 _d 0, |
373 |
|
|
& 1027.67547 _d 0, 1023.34306 _d 0, |
374 |
|
|
& 1044.12802 _d 0, 1037.90204 _d 0, |
375 |
|
|
& 1069.48914 _d 0, 1062.53817 _d 0/ |
376 |
mlosch |
1.1 |
& bloc |
377 |
|
|
& / -1.00000 _d 0, -1.00000 _d 0, |
378 |
mlosch |
1.4 |
& -1.00000 _d 0, -1.00000 _d 0, |
379 |
|
|
& -1.00000 _d 0, |
380 |
mlosch |
1.1 |
& 20337.80375 _d 0, 22100.72106 _d 0, |
381 |
|
|
& 22185.93358 _d 0, 23726.34949 _d 0, |
382 |
|
|
& 23643.52599 _d 0, 25405.09717 _d 0, |
383 |
|
|
& 25577.49819 _d 0, 27108.94504 _d 0/ |
384 |
|
|
|
385 |
|
|
|
386 |
|
|
bi = 1 |
387 |
|
|
bj = 1 |
388 |
|
|
k = 1 |
389 |
|
|
imin = 1 |
390 |
|
|
imax = 1 |
391 |
|
|
jmin = 1 |
392 |
|
|
jmax = 1 |
393 |
|
|
i = 1 |
394 |
|
|
j = 1 |
395 |
|
|
if ( equationOfState.ne.'LINEAR' |
396 |
|
|
& .and. equationOfState.ne.'POLY3' ) then |
397 |
|
|
C check nonlinear EOS |
398 |
|
|
write(msgBuf,'(a,a)') |
399 |
mlosch |
1.4 |
& 'check_eos: Check the equation of state: Type ', |
400 |
mlosch |
1.1 |
& equationOfState |
401 |
|
|
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
402 |
|
|
& SQUEEZE_RIGHT , 1) |
403 |
|
|
psave = pressure(i,j,k,bi,bj) |
404 |
|
|
do kcheck = 1,ncheck |
405 |
|
|
pressure(i,j,k,bi,bj) = ploc(kcheck) |
406 |
|
|
if ( equationOfState.ne.'UNESCO' ) then |
407 |
|
|
tFld(i,j,k,bi,bj) = ptloc(kcheck) |
408 |
|
|
else |
409 |
|
|
tFld(i,j,k,bi,bj) = tloc(kcheck) |
410 |
|
|
endif |
411 |
|
|
sFld(i,j,k,bi,bj) = sloc(kcheck) |
412 |
mlosch |
1.4 |
rholoc(i,j) = 0. _d 0 |
413 |
mlosch |
1.1 |
bulkMod(i,j) = -1. _d 0 |
414 |
|
|
|
415 |
mlosch |
1.4 |
call find_rho( |
416 |
|
|
& bi, bj, iMin, iMax, jMin, jMax, k, k, |
417 |
|
|
& tFld, sFld, rholoc, myThid ) |
418 |
|
|
|
419 |
mlosch |
1.1 |
call find_bulkmod( |
420 |
mlosch |
1.4 |
& bi, bj, imin, imax, jmin, jmax, k, k, |
421 |
|
|
& tFld, sFld, bulkMod, myThid ) |
422 |
mlosch |
1.5 |
|
423 |
mlosch |
1.1 |
write(msgBuf, |
424 |
|
|
& '(a4,f4.1,a5,f4.1,a6,f5.0,a5,a3,f10.5,1x,f11.5)') |
425 |
|
|
& 'rho(', sFld(i,j,k,bi,bj), ' PSU,', |
426 |
|
|
& tFld(i,j,k,bi,bj), ' degC,', |
427 |
|
|
& pressure(i,j,k,bi,bj)*SItoBar, ' bar)',' = ', |
428 |
|
|
& rloc(kcheck), bloc(kcheck) |
429 |
|
|
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
430 |
|
|
& SQUEEZE_RIGHT , 1) |
431 |
mlosch |
1.5 |
write(msgBuf,'(a14,a22,f10.5,1x,f11.5)') |
432 |
|
|
& 'rho(find_rho) ', |
433 |
mlosch |
1.6 |
& ' = ', rholoc(i,j)+rhoConst, bulkMod(i,j) |
434 |
mlosch |
1.5 |
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
435 |
|
|
& SQUEEZE_RIGHT , 1) |
436 |
|
|
|
437 |
|
|
call find_rho_scalar( tFld(i,j,k,bi,bj), sLoc(kcheck), |
438 |
|
|
& pLoc(kcheck), rhoLoc(i,j), myThid ) |
439 |
|
|
bulkMod(i,j) = 0. _d 0 |
440 |
|
|
write(msgBuf,'(a21,a15,f10.5,1x,f11.5)') |
441 |
|
|
& 'rho(find_rho_scalar) ', |
442 |
mlosch |
1.6 |
& ' = ', rholoc(i,j)+rhoConst, bulkMod(i,j) |
443 |
mlosch |
1.1 |
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
444 |
|
|
& SQUEEZE_RIGHT , 1) |
445 |
|
|
|
446 |
|
|
enddo |
447 |
|
|
C end check nonlinear EOS |
448 |
|
|
pressure(i,j,k,bi,bj) = psave |
449 |
|
|
|
450 |
|
|
write(msgBuf,'(A)') 'end check the equation of state' |
451 |
|
|
CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
452 |
|
|
& SQUEEZE_RIGHT , 1) |
453 |
|
|
|
454 |
|
|
endif |
455 |
|
|
|
456 |
|
|
return |
457 |
|
|
end |
458 |
mlosch |
1.4 |
|