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jmc |
1.9 |
C $Header: /u/gcmpack/MITgcm/pkg/dic/dic_readparms.F,v 1.8 2008/04/10 01:53:50 jmc Exp $ |
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dfer |
1.1 |
C $Name: $ |
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#include "DIC_OPTIONS.h" |
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CBOP |
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C !ROUTINE: DIC_READPARMS |
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C !INTERFACE: ========================================================== |
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SUBROUTINE DIC_READPARMS( myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | S/R DIC_READPARMS |
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C | o Initialise and read dic package parameters |
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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 "DIC_VARS.h" |
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C !INPUT/OUTPUT PARAMETERS: |
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C === Routine arguments === |
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C myThid :: My Thread Id. number |
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INTEGER myThid |
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CEOP |
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#ifdef ALLOW_DIC |
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C === Local variables === |
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C msgBuf :: Informational/error message buffer |
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C iUnit :: Work variable for IO unit number |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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INTEGER iUnit |
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jmc |
1.7 |
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dfer |
1.1 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C-- Abiotic dic parameters: |
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C permil :: set carbon mol/m3 <---> mol/kg conversion factor |
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jmc |
1.3 |
C default permil = 1024.5 kg/m3 |
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dfer |
1.1 |
C Pa2Atm :: Conversion factor for atmospheric pressure pLoad (when coupled |
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C to atmospheric model) into Atm. Default assumes pLoad in Pascal |
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C 1 Atm = 1.01325e5 Pa = 1013.25 mb |
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NAMELIST /ABIOTIC_PARMS/ permil, Pa2Atm |
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#ifdef DIC_BIOTIC |
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C-- Biotic dic parameters: |
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C DOPfraction :: fraction of new production going to DOP |
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dfer |
1.4 |
C KDOPRemin :: DOP remineralization rate (1/s) = 1/(6 month) |
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dfer |
1.1 |
C KRemin :: remin power law coeff |
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C zcrit :: Minimum Depth (m) over which biological activity |
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C is computed --> determines nlev as the indice of the |
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C first layer deeper than -zcrit |
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C O2crit :: critical oxygen level (mol/m3) |
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C R_OP, R_CP :: stochiometric ratios |
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C R_NP, R_FeP |
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C zca :: scale depth for CaCO3 remineralization (m) |
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CC Parameters for light/nutrient limited bioac |
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C parfrac :: fraction of Qsw that is PAR |
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C k0 :: light attentuation coefficient (1/m) |
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C lit0 :: half saturation light constant (W/m2) |
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C KPO4 :: half saturation phosphate constant (mol/m3) |
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C KFE :: half saturation fe constant (mol/m3) |
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CC Iron chemisty values |
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C alpfe :: solubility of aeolian fe |
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C freefemax :: max solubility of free iron (mol/m3) |
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CC Control variables |
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jmc |
1.3 |
C KScav :: iron scavenging rate QQ |
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dfer |
1.1 |
C ligand_stab :: ligand-free iron stability constant (m3/mol) |
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C ligand_tot :: total free ligand (mol/m3) |
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jmc |
1.7 |
C alpha :: timescale for biological activity |
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jmc |
1.8 |
C read in alphaUniform and filled in 2d array alpha |
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dfer |
1.1 |
C rain_ratio :: inorganic/organic carbon rain ratio |
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jmc |
1.8 |
C read in rainRatioUniform and filled in 2d array rain_ratio |
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dfer |
1.1 |
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NAMELIST /BIOTIC_PARMS/ |
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& DOPfraction, KDOPRemin, KRemin, zcrit, |
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& O2crit, R_OP, R_CP, R_NP, R_FeP, zca, |
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& parfrac, k0, lit0, KPO4, KFE, |
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& alpfe, freefemax, |
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& KScav, ligand_stab, ligand_tot, |
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jmc |
1.8 |
& alphaUniform, rainRatioUniform |
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dfer |
1.1 |
#endif |
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dfer |
1.2 |
NAMELIST /DIC_FORCING/ |
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jmc |
1.5 |
& DIC_windFile, DIC_atmospFile, DIC_iceFile, |
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& DIC_ironFile, DIC_silicaFile, |
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& DIC_forcingPeriod, DIC_forcingCycle, |
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dfer |
1.2 |
& dic_int1, dic_int2, dic_int3, dic_int4, dic_pCO2 |
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dfer |
1.1 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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_BEGIN_MASTER(myThid) |
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permil = 1. _d 0 / 1024.5 _d 0 |
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Pa2Atm = 1.01325 _d 5 |
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#ifdef DIC_BIOTIC |
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DOPfraction = 0.67 _d 0 |
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KDOPRemin = 1. _d 0/(6. _d 0*30. _d 0*86400. _d 0) |
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KRemin = 0.9 _d 0 |
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zcrit = 500. _d 0 |
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O2crit = 4. _d -3 |
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R_OP =-170. _d 0 |
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R_CP = 117. _d 0 |
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R_NP = 16. _d 0 |
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R_FeP = 0.000468 _d 0 |
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zca = 3500. _d 0 |
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parfrac = 0.4 _d 0 |
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k0 = 0.02 _d 0 |
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lit0 = 30. _d 0 |
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KPO4 = 5. _d -4 |
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KFE = 1.2 _d -7 |
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alpfe = 0.01 _d 0 |
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freefemax = 3. _d -7 |
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KScav = 0.19 _d 0/(360. _d 0*86400. _d 0) |
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ligand_stab = 1. _d 8 |
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ligand_tot = 1. _d -6 |
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jmc |
1.8 |
alphaUniform = 2. _d -3/(360. _d 0 * 86400. _d 0) |
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rainRatioUniform = 7. _d -2 |
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dfer |
1.1 |
#endif |
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jmc |
1.5 |
DIC_windFile = ' ' |
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DIC_atmospFile= ' ' |
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DIC_iceFile = ' ' |
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DIC_ironFile = ' ' |
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DIC_silicaFile= ' ' |
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dfer |
1.2 |
dic_int1 = 0 |
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dic_int2 = 0 |
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dic_int3 = 0 |
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dic_int4 = 0 |
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dic_pCO2 = 0. _d 0 |
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c default periodic forcing to same as for physics |
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jmc |
1.5 |
DIC_forcingPeriod = externForcingPeriod |
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DIC_forcingCycle = externForcingCycle |
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dfer |
1.1 |
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WRITE(msgBuf,'(A)') ' DIC_READPARMS: opening data.dic' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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I SQUEEZE_RIGHT, myThid ) |
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CALL OPEN_COPY_DATA_FILE( 'data.dic', 'DIC_READPARMS', |
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O iUnit, myThid ) |
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C-- Read parameters from open data file: |
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C- Abiotic parameters |
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READ(UNIT=iUnit,NML=ABIOTIC_PARMS) |
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#ifdef DIC_BIOTIC |
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C- Biotic parameters |
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READ(UNIT=iUnit,NML=BIOTIC_PARMS) |
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#endif |
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dfer |
1.2 |
C- forcing filenames and parameters |
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READ(UNIT=iUnit,NML=DIC_FORCING) |
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dfer |
1.1 |
WRITE(msgBuf,'(A)') |
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& ' DIC_READPARMS: finished reading data.dic' |
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CALL PRINT_MESSAGE( msgBuf, standardMessageUnit, |
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I SQUEEZE_RIGHT, myThid ) |
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C-- Close the open data file |
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CLOSE(iUnit) |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C- derive other parameters: |
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#ifdef DIC_BIOTIC |
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jmc |
1.3 |
QSW_underice = .FALSE. |
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#ifdef USE_QSW_UNDERICE |
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QSW_underice = .TRUE. |
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#elif (defined (USE_QSW)) |
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C if using Qsw and seaice, then ice fraction is already |
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C taken into account |
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IF ( useSEAICE ) QSW_underice = .TRUE. |
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IF ( useThSIce ) QSW_underice = .TRUE. |
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dfer |
1.1 |
#endif |
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#endif /* DIC_BIOTIC */ |
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dfer |
1.4 |
C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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C-- Print out parameter values : |
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iUnit = standardMessageUnit |
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WRITE(msgBuf,'(A)') ' ' |
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CALL PRINT_MESSAGE(msgBuf,iUnit,SQUEEZE_RIGHT,myThid) |
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WRITE(msgBuf,'(A)') '// ===================================' |
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CALL PRINT_MESSAGE(msgBuf,iUnit,SQUEEZE_RIGHT,myThid) |
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jmc |
1.5 |
WRITE(msgBuf,'(A)') '// DIC package parameters :' |
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dfer |
1.4 |
CALL PRINT_MESSAGE(msgBuf,iUnit,SQUEEZE_RIGHT,myThid) |
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WRITE(msgBuf,'(A)') '// ===================================' |
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CALL PRINT_MESSAGE(msgBuf,iUnit,SQUEEZE_RIGHT,myThid) |
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C- namelist ABIOTIC_PARMS |
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jmc |
1.9 |
CALL WRITE_0D_RL( permil, INDEX_NONE,'permil =', |
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dfer |
1.4 |
& ' /* Ref. density to convert mol/m3 to mol/kg */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( Pa2Atm, INDEX_NONE,'Pa2Atm =', |
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dfer |
1.4 |
& ' /* Atmosph. pressure conversion coeff (to Atm) */') |
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dfer |
1.6 |
#ifdef DIC_BIOTIC |
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dfer |
1.4 |
C- namelist BIOTIC_PARMS |
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jmc |
1.9 |
CALL WRITE_0D_RL( DOPfraction, INDEX_NONE,'DOPfraction =', |
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dfer |
1.4 |
& ' /* Fraction of new production going to DOP */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( KDOPRemin, INDEX_NONE,'KDOPRemin =', |
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dfer |
1.4 |
& ' /* DOP remineralization rate (1/s) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( KRemin, INDEX_NONE,'KRemin =', |
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dfer |
1.4 |
& ' /* Remin power law coeff. */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( zcrit, INDEX_NONE,'zcrit =', |
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dfer |
1.4 |
& ' /* Minimum depth for biological activity (m) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( O2crit, INDEX_NONE,'O2crit =', |
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dfer |
1.4 |
& ' /* Critical oxygen level (mol/m3) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( R_OP, INDEX_NONE,'R_OP =', |
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dfer |
1.4 |
& ' /* Stochiometric ratio R_OP */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( R_CP, INDEX_NONE,'R_CP =', |
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dfer |
1.4 |
& ' /* Stochiometric ratio R_CP */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( R_NP, INDEX_NONE,'R_NP =', |
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dfer |
1.4 |
& ' /* Stochiometric ratio R_NP */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( R_FeP, INDEX_NONE,'R_FeP =', |
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dfer |
1.4 |
& ' /* Stochiometric ratio R_FeP */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( zca, INDEX_NONE,'zca =', |
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dfer |
1.4 |
& ' /* Scale depth for CaCO3 remineralization (m) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( parfrac, INDEX_NONE,'parfrac =', |
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dfer |
1.4 |
& ' /* Fraction of Qsw that is PAR */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( k0, INDEX_NONE,'k0 =', |
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dfer |
1.4 |
& ' /* Light attentuation coefficient (1/m) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( lit0, INDEX_NONE,'lit0 =', |
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dfer |
1.4 |
& ' /* Half saturation light constant (W/m2) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( KPO4, INDEX_NONE,'KPO4 =', |
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dfer |
1.4 |
& ' /* Half saturation phosphate constant (mol/m3) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( KFE, INDEX_NONE,'KFE =', |
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dfer |
1.4 |
& ' /* Half saturation fe constant (mol/m3) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( alpfe, INDEX_NONE,'alpfe =', |
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dfer |
1.4 |
& ' /* Solubility of aeolian fe */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( freefemax, INDEX_NONE,'freefemax =', |
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dfer |
1.4 |
& ' /* Max solubility of free iron (mol/m3) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( KScav, INDEX_NONE,'KScav =', |
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dfer |
1.4 |
& ' /* Iron scavenging rate */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( ligand_stab, INDEX_NONE,'ligand_stab =', |
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dfer |
1.4 |
& ' /* Ligand-free iron stability constant (m3/mol) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( ligand_tot, INDEX_NONE,'ligand_tot =', |
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dfer |
1.4 |
& ' /* Total free ligand (mol/m3) */') |
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jmc |
1.9 |
CALL WRITE_0D_RL( alphaUniform, INDEX_NONE,'alphaUniform =', |
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jmc |
1.7 |
& ' /* Timescale for biological activity */') |
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jmc |
1.9 |
CALL WRITE_0D_RL(rainRatioUniform,INDEX_NONE,'rainRatioUniform=', |
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dfer |
1.4 |
& ' /* Inorganic/organic carbon rain ratio */') |
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dfer |
1.6 |
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CALL WRITE_0D_L( QSW_underice, INDEX_NONE, 'QSW_underice =', |
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& ' /* Flag for Qsw under Sea-Ice (i.e. SI fract included) */') |
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#endif |
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C- namelist DIC_FORCING |
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jmc |
1.5 |
CALL WRITE_0D_C( DIC_windFile, -1, INDEX_NONE, 'DIC_windFile =', |
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dfer |
1.4 |
& ' /* File name of wind speeds */') |
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jmc |
1.5 |
CALL WRITE_0D_C( DIC_atmospFile, -1,INDEX_NONE,'DIC_atmospFile=', |
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dfer |
1.4 |
& ' /* File name of atmospheric pressure*/') |
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jmc |
1.5 |
CALL WRITE_0D_C( DIC_iceFile, -1, INDEX_NONE, 'DIC_iceFile =', |
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dfer |
1.4 |
& ' /* File name of seaice fraction */') |
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jmc |
1.5 |
CALL WRITE_0D_C( DIC_ironFile, -1, INDEX_NONE, 'DIC_ironFile =', |
| 263 |
dfer |
1.4 |
& ' /* File name of aeolian iron flux */') |
| 264 |
jmc |
1.5 |
CALL WRITE_0D_C( DIC_silicaFile, -1,INDEX_NONE,'DIC_silicaFile=', |
| 265 |
dfer |
1.4 |
& ' /* File name of surface silica */') |
| 266 |
jmc |
1.9 |
CALL WRITE_0D_RL( DIC_forcingPeriod, |
| 267 |
jmc |
1.5 |
& INDEX_NONE,'DIC_forcingPeriod =', |
| 268 |
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& ' /* Periodic forcing parameter specific for DIC (s) */') |
| 269 |
jmc |
1.9 |
CALL WRITE_0D_RL( DIC_forcingCycle, |
| 270 |
jmc |
1.5 |
& INDEX_NONE,'DIC_forcingCycle =', |
| 271 |
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& ' /* Periodic forcing parameter specific for DIC (s) */') |
| 272 |
dfer |
1.4 |
CALL WRITE_0D_I( dic_int1, INDEX_NONE, 'dic_int1 =', |
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& ' /* */') |
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CALL WRITE_0D_I( dic_int2, INDEX_NONE, 'dic_int2 =', |
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& ' /* */') |
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CALL WRITE_0D_I( dic_int3, INDEX_NONE, 'dic_int3 =', |
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& ' /* */') |
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CALL WRITE_0D_I( dic_int4, INDEX_NONE, 'dic_int4 =', |
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& ' /* */') |
| 280 |
jmc |
1.9 |
CALL WRITE_0D_RL( dic_pCO2, INDEX_NONE,'dic_pCO2 =', |
| 281 |
dfer |
1.4 |
& ' /* Atmospheric pCO2 to be read in data.dic */') |
| 282 |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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dfer |
1.1 |
_END_MASTER(myThid) |
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C-- Everyone else must wait for the parameters to be loaded |
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_BARRIER |
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C---+----1----+----2----+----3----+----4----+----5----+----6----+----7-|--+----| |
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#endif /* ALLOW_DIC */ |
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RETURN |
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