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C $Header: /u/gcmpack/MITgcm_contrib/darwin2/pkg/darwin/darwin_readparams.F,v 1.1 2011/04/13 18:56:24 jahn Exp $ |
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C $Name: $ |
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|
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#include "DARWIN_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: DARWIN_READPARMS |
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|
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C !INTERFACE: ========================================================== |
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SUBROUTINE DARWIN_READPARMS( myThid ) |
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|
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C !DESCRIPTION: |
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C Initialize DARWIN parameters, read in data.darwin |
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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 "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GCHEM.h" |
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#include "DARWIN_SIZE.h" |
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#include "DARWIN_IO.h" |
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#include "DARWIN_PARAMS.h" |
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#ifdef WAVEBANDS |
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#include "SPECTRAL_SIZE.h" |
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#include "SPECTRAL.h" |
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#include "WAVEBANDS_PARAMS.h" |
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#endif |
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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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C !OUTPUT PARAMETERS: ================================================== |
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C none |
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|
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#ifdef ALLOW_DARWIN |
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|
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C !LOCAL VARIABLES: ==================================================== |
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C iUnit :: unit number for I/O |
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C msgBuf :: message buffer |
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INTEGER iUnit,errIO |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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#if defined(WAVEBANDS) || defined(OASIM) |
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INTEGER ilam,i |
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_RL planck, c, hc, oavo, hcoavo, rlamm |
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#endif |
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CEOP |
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|
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NAMELIST /DARWIN_FORCING/ |
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& darwin_iceFile, |
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& darwin_ironFile, |
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& darwin_PARFile, |
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& darwin_nutWVelFile, |
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& darwin_PO4_relaxFile, darwin_NO3_relaxFile, |
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& darwin_FeT_relaxFile, darwin_Si_relaxFile, |
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& darwin_PO4_fluxFile, darwin_NO3_fluxFile, |
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& darwin_FeT_fluxFile, darwin_Si_fluxFile, |
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& darwin_waterabsorbFile, darwin_phytoabsorbFile, |
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& darwin_surfacespecFile, darwin_acdomFile, |
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& darwin_particleabsorbFile, |
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#ifdef OASIM |
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& darwin_oasim_edFile, darwin_oasim_esFile, |
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#endif |
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& darwin_relaxscale, |
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& darwin_ForcingPeriod, darwin_ForcingCycle, |
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& darwin_PARunits, darwin_W_to_uEins, |
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#ifdef ALLOW_PAR_DAY |
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& darwin_PARavPeriod, |
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#endif |
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& darwin_seed |
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|
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#if defined(WAVEBANDS) || defined(OASIM) |
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NAMELIST /DARWIN_SPECTRAL_PARM/ |
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& darwin_waves |
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#ifdef WAVEBANDS |
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#ifdef DAR_CALC_ACDOM |
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& ,darwin_Sdom |
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#endif |
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#ifdef DAR_DIAG_ACDOM |
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& ,darwin_diag_acdom_ilam |
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#endif |
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#ifdef DAR_RADTRANS |
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& ,darwin_PAR_ilamLo |
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& ,darwin_PAR_ilamHi |
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& ,darwin_radmodThresh |
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& ,darwin_Dmax |
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& ,darwin_rmus |
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& ,darwin_rmuu |
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& ,darwin_bbw |
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& ,darwin_bbphy |
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& ,darwin_bbmin |
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& ,darwin_radtrans_kmax |
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& ,darwin_radtrans_niter |
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& ,darwin_part_size_P |
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#endif |
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#endif /* WAVEBANDS */ |
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#endif /* WAVEBANDS || OASIM */ |
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|
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#ifdef DAR_DIAG_CHL |
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NAMELIST /DARWIN_CHL/ |
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& Geider_Bigalphachl, Geider_smallalphachl, |
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& Geider_Bigchl2cmax, Geider_smallchl2cmax, |
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& Geider_Bigchl2cmin, |
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& Doney_Bmin, Doney_Bmax, Doney_PARstar, |
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& Cloern_A, Cloern_B, Cloern_C, Cloern_chl2cmin |
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#endif |
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|
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#ifdef ALLOW_CARBON |
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NAMELIST /DIC_FORCING/ |
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& DIC_windFile, DIC_atmospFile, |
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& dic_pCO2, dic_int1, dic_int2, dic_int3, dic_int4 |
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#endif |
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|
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C Set defaults values for parameters in DARWIN_IO.h |
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darwin_iceFile=' ' |
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darwin_ironFile=' ' |
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darwin_PARFile=' ' |
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darwin_nutWVelFile=' ' |
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darwin_PO4_relaxFile=' ' |
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darwin_NO3_relaxFile=' ' |
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darwin_FeT_relaxFile=' ' |
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darwin_Si_relaxFile=' ' |
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darwin_PO4_fluxFile=' ' |
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darwin_NO3_fluxFile=' ' |
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darwin_FeT_fluxFile=' ' |
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darwin_Si_fluxFile=' ' |
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darwin_waterabsorbFile=' ' |
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darwin_phytoabsorbFile=' ' |
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darwin_particleabsorbFile=' ' |
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darwin_surfacespecFile=' ' |
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darwin_acdomFile=' ' |
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darwin_oasim_edFile=' ' |
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darwin_oasim_esFile=' ' |
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darwin_PARunits='Ein/m2/d ' |
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darwin_W_to_uEins=1. _d 0/0.2174 _d 0 |
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darwin_relaxscale=0. _d 0 |
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darwin_seed=0 |
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c default periodic forcing to same as for GCHEM |
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darwin_forcingPeriod=gchem_ForcingPeriod |
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darwin_forcingCycle=gchem_ForcingCycle |
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|
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#ifdef ALLOW_CARBON |
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DIC_windFile = ' ' |
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DIC_atmospFile= ' ' |
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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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#endif |
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|
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#ifdef ALLOW_PAR_DAY |
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darwin_PARavPeriod=86400. _d 0 |
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#endif |
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|
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#if defined(WAVEBANDS) || defined(OASIM) |
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DO ilam=1,tlam |
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darwin_waves(ilam) = 0 |
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ENDDO |
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IF (tlam.EQ.13) THEN |
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darwin_waves(1) = 400 |
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darwin_waves(2) = 425 |
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darwin_waves(3) = 450 |
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darwin_waves(4) = 475 |
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darwin_waves(5) = 500 |
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darwin_waves(6) = 525 |
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darwin_waves(7) = 550 |
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darwin_waves(8) = 575 |
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darwin_waves(9) = 600 |
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darwin_waves(10) = 625 |
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darwin_waves(11) = 650 |
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darwin_waves(12) = 675 |
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darwin_waves(13) = 700 |
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ENDIF |
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#endif |
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|
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#ifdef WAVEBANDS |
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#ifdef DAR_CALC_ACDOM |
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darwin_Sdom = 0.014 _d 0 |
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#endif |
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#ifdef DAR_DIAG_ACDOM |
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c value >= 100 will be converted to index in wavebands_init_fixed |
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darwin_diag_acdom_ilam = 450 |
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#endif |
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#ifdef DAR_RADTRANS |
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darwin_PAR_ilamLo = 1 |
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darwin_PAR_ilamHi = tlam |
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darwin_radmodThresh = 1 _d -4 |
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darwin_Dmax = 500 _d 0 |
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darwin_rmus = 1.0/0.83 _d 0 |
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darwin_rmuu = 1.0/0.4 _d 0 |
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darwin_bbmin = 0.0002 _d 0 |
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darwin_bbw = 0.5 _d 0 |
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do i=1,tnabp |
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darwin_bbphy(i) = 0 _d 0 |
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enddo |
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darwin_radtrans_kmax = Nr |
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darwin_radtrans_niter = 1 |
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darwin_part_size_P = 1 _d -15 ! mmol P per particle |
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#endif |
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#endif /* WAVEBANDS */ |
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|
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C Open and read the data.darwin file |
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_BEGIN_MASTER(myThid) |
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WRITE(msgBuf,'(A)') ' DARWIN_READPARMS: opening data.darwin' |
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CALL PRINT_MESSAGE(msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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CALL OPEN_COPY_DATA_FILE( |
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I 'data.darwin', 'DARWIN_READPARAMS', |
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O iUnit, |
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I myThid ) |
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READ(UNIT=iUnit,NML=DARWIN_FORCING) |
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#ifdef ALLOW_PAR_DAY |
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darwin_PARnav = NINT(darwin_PARavPeriod*nsubtime/dTtracerLev(1)) |
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#endif |
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C factor for conversion to uEin/m2/s |
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IF ( darwin_PARunits(1:16) .EQ. 'uEin/m2/s ' ) THEN |
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darwin_PARFileConv = 1. _d 0 |
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ELSEIF ( darwin_PARunits(1:16) .EQ. 'Ein/m2/d ' ) THEN |
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darwin_PARFileConv = 1. _d 6/86400. _d 0 |
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ELSEIF ( darwin_PARunits(1:16) .EQ. 'W/m2 ' ) THEN |
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darwin_PARFileConv = darwin_W_to_uEins |
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ELSE |
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WRITE(msgBuf,'(2A)') 'S/R DARWIN_READPARMS:', |
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& 'darwin_PARunits must be one of Ein/m2/d, uEin/m2/s, W/m2' |
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CALL PRINT_ERROR( msgBuf , 1) |
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STOP 'unknown darwin_PARunits' |
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ENDIF |
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|
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#ifdef DAR_DIAG_CHL |
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C default values |
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C Geider: chl:c = max(chl2cmin, chl2cmax/(1+(chl2cmax*alphachl*PARday)/(2*Pcm))) |
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C Pcm = mu*limit*phytoTempFunction |
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Geider_smallalphachl = 2. _d -6 ! mmol C (mg Chl)-1 m2 (uEin)-1 |
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Geider_Bigalphachl = 1. _d -6 ! mmol C (mg Chl)-1 m2 (uEin)-1 |
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Geider_smallchl2cmax = 0.35 _d 0 ! mg Chl (mmol C)-1 |
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Geider_Bigchl2cmax = 0.65 _d 0 ! mg Chl (mmol C)-1 |
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Geider_smallchl2cmin = 0.003 _d 0 * 12. _d 0 ! mg Chl a/mmol C |
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Geider_Bigchl2cmin = 0.003 _d 0 * 12. _d 0 ! mg Chl a/mmol C |
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|
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C Doney: chl:c = (Bmax - (Bmax-Bmin)*MIN(1,PARday/PARstar))*limit |
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Doney_Bmax = 12. _d 0 / 37. _d 0 ! mg Chl a/mmol C |
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Doney_Bmin = 12. _d 0 / 90. _d 0 ! mg Chl a/mmol C |
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Doney_PARstar = 90. _d 0 / 0.2174 _d 0 ! uEin/m2/s |
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|
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C Cloern: chl:c = chl2cmin + A*exp(B*T)*exp(-C*PARday)*limit |
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Cloern_chl2cmin = 0.003 _d 0 * 12. _d 0 ! mg Chl a/mmol C |
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Cloern_A = 0.0154 _d 0 * 12. _d 0 ! mg Chl a/mmol C |
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Cloern_B = 0.050 _d 0 ! (degree C)^{-1} |
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Cloern_C = 0.059 _d 0 * 86400. _d 0 / 1. _d 6 ! m^2 s/uEin |
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|
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READ(UNIT=iUnit,NML=DARWIN_CHL) |
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#endif /* DAR_DIAG_CHL */ |
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|
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#ifdef ALLOW_CARBON |
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READ(UNIT=iUnit,NML=DIC_FORCING) |
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#endif |
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|
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#ifdef DAR_RADTRANS |
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#ifndef DAR_NONSPECTRAL_BACKSCATTERING_RATIO |
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DO i=1,tnabp |
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IF ( darwin_bbphy(i) .NE. 0 _d 0 ) THEN |
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WRITE(msgBuf,'(2A)') 'S/R DARWIN_READPARMS:', |
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& 'darwin_bbphy is obsolete.' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(2A)') 'S/R DARWIN_READPARMS:', |
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& 'Backscattering coefficients are now read from' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(2A)') 'S/R DARWIN_READPARMS:', |
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& 'darwin_phytoabsorbFile.' |
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CALL PRINT_ERROR( msgBuf , 1) |
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ENDIF |
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ENDDO |
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#endif |
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#endif |
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|
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#if defined(WAVEBANDS) || defined(OASIM) |
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READ(UNIT=iUnit,NML=DARWIN_SPECTRAL_PARM,IOSTAT=errIO) |
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IF ( errIO .LT. 0 ) THEN |
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WRITE(msgBuf,'(A)') |
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& 'S/R DARWIN_READPARMS' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(A)') |
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& 'Error reading darwin package' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(A)') |
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& 'parameter file "data.darwin"' |
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CALL PRINT_ERROR( msgBuf , 1) |
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WRITE(msgBuf,'(A)') |
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& 'Problem in namelist DARWIN_SPECTRAL_PARM' |
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CALL PRINT_ERROR( msgBuf , 1) |
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STOP 'ABNORMAL END: S/R DARWIN_READPARMS' |
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ENDIF |
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#endif |
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|
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WRITE(msgBuf,'(A)') |
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& ' DARWIN_READPARMS: finished reading data.darwin' |
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CALL PRINT_MESSAGE(msgBuf, standardMessageUnit, |
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& SQUEEZE_RIGHT , 1) |
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|
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C Close the open data file |
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CLOSE(iUnit) |
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|
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#if defined(WAVEBANDS) || defined(OASIM) |
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c Quanta conversion |
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planck = 6.6256 _d -34 !Plancks constant J sec |
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c = 2.998 _d 8 !speed of light m/sec |
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hc = 1.0/(planck*c) |
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oavo = 1.0/6.023 _d 23 ! 1/Avogadros number |
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hcoavo = hc*oavo |
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do ilam = 1,tlam |
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rlamm = darwin_waves(ilam)*1 _d -9 !lambda in m |
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WtouEins(ilam) = 1 _d 6*rlamm*hcoavo !Watts to uEin/s conversion |
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enddo |
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#endif |
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|
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C-- Print a summary of 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)') '// darwin parameters ' |
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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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CALL WRITE_0D_I( darwin_seed, INDEX_NONE, |
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& 'darwin_seed =', |
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& ' /* seed for random number generator */') |
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|
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WRITE(msgBuf,'(A)') ' -----------------------------------' |
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CALL PRINT_MESSAGE( msgBuf, iUnit, SQUEEZE_RIGHT, myThid ) |
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|
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#if defined(WAVEBANDS) || defined(OASIM) |
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CALL WRITE_1D_I( darwin_waves, tlam, 0, |
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& 'darwin_waves =', |
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&' /* "central" wavelengths of wavebands */') |
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#endif |
| 338 |
#ifdef WAVEBANDS |
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#ifdef DAR_CALC_ACDOM |
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CALL WRITE_0D_RL( darwin_Sdom, INDEX_NONE, |
| 341 |
& 'darwin_Sdom =', |
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&' /* spectral slope for aCDOM */') |
| 343 |
#endif |
| 344 |
#ifdef DAR_DIAG_ACDOM |
| 345 |
CALL WRITE_0D_I( darwin_diag_acdom_ilam, INDEX_NONE, |
| 346 |
& 'darwin_diag_acdom_ilam =', |
| 347 |
&' /* waveband to use for aCDOM diagnostic */') |
| 348 |
#endif |
| 349 |
#ifdef DAR_RADTRANS |
| 350 |
CALL WRITE_0D_I( darwin_PAR_ilamLo, INDEX_NONE, |
| 351 |
& 'darwin_PAR_ilamLo =', |
| 352 |
&' /* waveband index of PAR lower bound */') |
| 353 |
CALL WRITE_0D_I( darwin_PAR_ilamHi, INDEX_NONE, |
| 354 |
& 'darwin_PAR_ilamHi =', |
| 355 |
&' /* waveband index of PAR upper bound */') |
| 356 |
CALL WRITE_0D_RL( darwin_radmodThresh, INDEX_NONE, |
| 357 |
& 'darwin_radmodThresh =', |
| 358 |
&' /* threshold for calling radmod (W/m2/waveband) */') |
| 359 |
CALL WRITE_0D_RL( darwin_Dmax, INDEX_NONE, |
| 360 |
& 'darwin_Dmax =', |
| 361 |
&' /* depth at which Ed is assumed zero */') |
| 362 |
CALL WRITE_0D_RL( darwin_rmus, INDEX_NONE, |
| 363 |
& 'darwin_rmus =', |
| 364 |
&' /* inverse average cosine of downward diffuse irradiance */') |
| 365 |
CALL WRITE_0D_RL( darwin_rmuu, INDEX_NONE, |
| 366 |
& 'darwin_rmuu =', |
| 367 |
&' /* inverse average cosine of upward diffuse irradiance */') |
| 368 |
CALL WRITE_0D_RL( darwin_bbw, INDEX_NONE, |
| 369 |
& 'darwin_bbw =', |
| 370 |
&' /* backscattering to forward scattering ratio for water */') |
| 371 |
CALL WRITE_0D_RL( darwin_bbmin, INDEX_NONE, |
| 372 |
& 'darwin_bbmin =', |
| 373 |
&' /* minimum backscattering coefficient (1/m) */') |
| 374 |
CALL WRITE_1D_RL( darwin_bbphy, tnabp, 0, |
| 375 |
& 'darwin_bbphy =', |
| 376 |
&' /* backscattering to forward scattering ratio for phyto */') |
| 377 |
CALL WRITE_0D_I( darwin_radtrans_kmax, INDEX_NONE, |
| 378 |
& 'darwin_radtrans_kmax =', |
| 379 |
&' /* deepest level in which to compute irradiances */') |
| 380 |
CALL WRITE_0D_I( darwin_radtrans_niter, INDEX_NONE, |
| 381 |
& 'darwin_radtrans_niter =', |
| 382 |
&' /* number of "radtrans improvement" iterations */') |
| 383 |
#endif /* DAR_RADTRANS */ |
| 384 |
#endif /* WAVEBANDS */ |
| 385 |
|
| 386 |
WRITE(msgBuf,'(A)') ' ===================================' |
| 387 |
CALL PRINT_MESSAGE( msgBuf, iUnit, SQUEEZE_RIGHT, myThid ) |
| 388 |
|
| 389 |
_END_MASTER(myThid) |
| 390 |
|
| 391 |
C Everyone else must wait for the parameters to be loaded |
| 392 |
_BARRIER |
| 393 |
|
| 394 |
#endif /* ALLOW_DARWIN */ |
| 395 |
|
| 396 |
RETURN |
| 397 |
END |
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