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C $Header: /u/gcmpack/MITgcm_contrib/atnguyen/code_21Dec2012_saltplume/salt_plume_forcing_surf.F,v 1.3 2014/05/02 06:09:11 atn Exp $ |
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C $Name: $ |
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|
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#include "SALT_PLUME_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: SALT_PLUME_FORCING_SURF |
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C !INTERFACE: |
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SUBROUTINE SALT_PLUME_FORCING_SURF( |
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I bi, bj, iMin, iMax, jMin, jMax, |
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I myTime,myIter,myThid ) |
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|
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R SALT_PLUME_FORCING_SURF |
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C | o saltPlume is the amount of salt rejected by ice while freezing; |
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C | it is here subtracted from surfaceForcingS and will be redistributed |
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C | to multiple vertical levels later on as per Duffy et al. (GRL 1999) |
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C *==========================================================* |
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C \ev |
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|
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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 "GRID.h" |
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#include "FFIELDS.h" |
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#include "DYNVARS.h" |
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#include "SALT_PLUME.h" |
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|
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C !INPUT PARAMETERS: |
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C bi,bj :: tile indices |
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C myTime :: model time |
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C myIter :: time-step number |
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C myThid :: thread number |
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INTEGER bi, bj, iMin, iMax, jMin, jMax |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEOP |
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|
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#ifdef ALLOW_SALT_PLUME |
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C !LOCAL VARIABLES: |
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C i,j :: loop indices |
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C ks :: surface level index |
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INTEGER i, j, ks |
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IF ( usingPCoords ) THEN |
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ks = Nr |
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ELSE |
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ks = 1 |
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ENDIF |
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|
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DO j = jMin, jMax |
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DO i = iMin, iMax |
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#ifdef SALT_PLUME_VOLUME |
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SPforcS1(i,j,bi,bj)=SPbrineVolFlux(i,j,bi,bj) |
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& *SPbrineSconst*rhoConst |
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SPforcT1(i,j,bi,bj)=SPbrineVolFlux(i,j,bi,bj) |
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& *theta(i,j,1,bi,bj)*rhoConst |
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& *HeatCapacity_Cp |
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|
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Cunits: surfaceForcingT [Kelvin.m/s], surfaceForcingS [psu.m/s] |
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C SPforcS1 has same unit as saltPlumeFlux [g/m2/s]=[g/kg kg/m2/s] |
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C SPforcT1: [W/m2] |
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surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
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& - SPforcS1(i,j,bi,bj) * mass2rUnit |
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surfaceForcingT(i,j,bi,bj) = surfaceForcingT(i,j,bi,bj) |
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& - SPforcT1(i,j,bi,bj) * mass2rUnit / HeatCapacity_Cp |
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#else /* SALT_PLUME_VOLUME */ |
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surfaceForcingS(i,j,bi,bj) = surfaceForcingS(i,j,bi,bj) |
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& - saltPlumeFlux(i,j,bi,bj) * mass2rUnit |
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#endif /* SALT_PLUME_VOLUME */ |
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ENDDO |
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ENDDO |
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#endif /* ALLOW_SALT_PLUME */ |
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|
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RETURN |
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END |
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