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C $Header: /u/gcmpack/MITgcm_contrib/ocean_inversion_project/code_bombC14/ini_tr1.F,v 1.2 2006/05/25 17:16:56 dimitri Exp $ |
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C $Name: $ |
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|
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#include "CPP_OPTIONS.h" |
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|
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CBOP |
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C !ROUTINE: INI_TR1 |
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C !INTERFACE: |
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SUBROUTINE INI_TR1( myThid ) |
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C !DESCRIPTION: \bv |
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C *==========================================================* |
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C | SUBROUTINE INI_TR1 |
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C | o Set initial tracer 1 distribution. |
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C *==========================================================* |
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C | Passive tracers 1-N can be initialised so as to dye fluid. |
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C | This routine is hardcoded for Nir's bomb C14 experiment. |
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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 "DYNVARS.h" |
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#ifdef ALLOW_PASSIVE_TRACER |
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#include "TR1.h" |
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#endif |
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|
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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_TR1 |
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INTEGER myThid |
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|
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#ifdef ALLOW_PASSIVE_TRACER |
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|
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C !LOCAL VARIABLES: |
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C == Local variables == |
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C iC, jC - Center of domain |
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C iD, jD - Disitance from domain center. |
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C rad - Radius of initial patch |
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C rD - Radial displacement of point I,J |
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C iG, jG - Global coordinate index |
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C bi,bj - Loop counters |
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C I,J,K |
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INTEGER iC, jC, iD, jD |
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INTEGER iG, jG |
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INTEGER bi, bj |
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INTEGER I, J, K, localWarnings |
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_RL rad, rD |
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CHARACTER*(MAX_LEN_MBUF) msgBuf |
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CEOP |
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|
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_BARRIER |
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|
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C-- Initialise tracer to inline. |
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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,sNy |
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DO I=1,sNx |
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tr1(I,J,K,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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C Set initial tendency terms |
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localWarnings=0 |
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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,sNy |
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DO I=1,sNx |
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gtr1 (I,J,K,bi,bj) = 0. _d 0 |
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gtr1NM1(I,J,K,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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C |
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_EXCH_XYZ_R8(tr1 , myThid ) |
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_EXCH_XYZ_R8(gtr1 , myThid ) |
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_EXCH_XYZ_R8(gtr1NM1 , myThid ) |
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|
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C-- Input file names |
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FiceFile = 'FICE' |
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XkwFile = 'XKW' |
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PatmFile = 'PATM' |
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WOASssFile = 'WOA01_S' |
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WOASstFile = 'WOA01_T' |
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SurfDicPreindFile = 'surf_dic_preind' |
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SurfDicAnthroFile = 'surf_dic_anthro' |
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SurfNatD14CFile = 'surface_naturalD14C' |
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|
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C-- Compute numbers needed to determine DC14 and CO2_atm |
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CALL read_dc14 |
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CALL read_CO2 |
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|
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_BEGIN_MASTER(myThid) |
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#define OCMIP_USE_INTERP |
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C-- OCMIP_USE_INTERP option is useful for high-resolution integrations. |
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C For low-resolution, less that 1-deg, it's best to generate files |
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C separately because of sea-ice fraction. |
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C Caution: OCMIP_USE_INTERP as used is not thread-safe. |
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#ifdef OCMIP_USE_INTERP |
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CALL EXF_INTERP( SurfDicPreindFile,readBinaryPrec, |
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& SurfDicPreind,1, |
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& xC,yC,lon0,lon_inc,lat0,lat_inc,nlon,nlat,1,mythid ) |
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CALL EXF_INTERP( SurfDicAnthroFile,readBinaryPrec, |
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& SurfDicAnthro,1, |
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& xC,yC,lon0,lon_inc,lat0,lat_inc,nlon,nlat,1,mythid ) |
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CALL EXF_INTERP( SurfNatD14CFile,readBinaryPrec, |
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& SurfNatD14C,1, |
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& xC,yC,lon0,lon_inc,lat0,lat_inc,nlon,nlat,1,mythid ) |
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|
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#else |
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CALL MDSREADFIELD ( SurfDicPreindFile, readBinaryPrec, |
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& 'RS', 1, SurfDicPreind, 1,, myThid ) |
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CALL MDSREADFIELD ( SurfDicAnthroFile, readBinaryPrec, |
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& 'RS', 1, SurfDicAnthro, 1,, myThid ) |
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CALL MDSREADFIELD ( SurfNatD14CFile, readBinaryPrec, |
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& 'RS', 1, SurfNatD14C, 1,, myThid ) |
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#endif |
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_END_MASTER(myThid) |
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_EXCH_XY_R4(SurfDicPreind , myThid ) |
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_EXCH_XY_R4(SurfDicAnthro , myThid ) |
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_EXCH_XY_R4(SurfNatD14C , myThid ) |
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|
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#endif /* ALLOW_PASSIVE_TRACER */ |
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|
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RETURN |
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END |
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|
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C==================================================================== |
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|
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SUBROUTINE read_dc14 |
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|
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C -------------------------------------------------------------------- |
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C Reads temporal history of atmospheric DC14 in permil |
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C |
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C DC14_atm_year = year of measurement (mid-year) |
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C DC14_atm_n = DC14 in northern hemisphere |
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C DC14_atm_eq = DC14 at equator |
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C DC14_atm_s = DC14 in southern hemisphere |
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C -------------------------------------------------------------------- |
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|
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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 "TR1.h" |
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|
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INTEGER n, iu |
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PARAMETER (iu=10) |
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|
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CHARACTER*80 filen |
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C |
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C OPEN FILE |
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C --------- |
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filen='DC14_atm' |
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OPEN(UNIT=iu,FILE=filen,STATUS='old') |
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C |
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C READ FILE |
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C --------- |
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DO n = 1, 240 |
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READ(iu,*) |
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+ DC14_atm_year(n), DC14_atm_n(n), |
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+ DC14_atm_eq (n), DC14_atm_s(n) |
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C WRITE(6,100) |
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C + DC14_atm_year(n), DC14_atm_n(n), |
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C + DC14_atm_eq (n), DC14_atm_s(n) |
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END DO |
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|
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100 FORMAT(f7.2, 4f8.2) |
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|
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RETURN |
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END |
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|
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C==================================================================== |
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|
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SUBROUTINE read_CO2 |
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|
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C -------------------------------------------------------------------- |
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C Reads temporal history of atmospheric CO2 in ppm |
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C |
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C CO2_atm_year = year of measurement |
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C CO2_atm = atmospheric CO2 |
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C -------------------------------------------------------------------- |
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|
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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 "TR1.h" |
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|
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INTEGER n, iu |
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PARAMETER (iu=10) |
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|
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CHARACTER*80 filen |
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C |
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C OPEN FILE |
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C --------- |
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filen='CO2_atm' |
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OPEN(UNIT=iu,FILE=filen,STATUS='old') |
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C |
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C READ FILE |
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C --------- |
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DO n = 1, 478 |
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READ(iu,*) CO2_atm_year(n), CO2_atm(n) |
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C WRITE(6,100) CO2_atm_year(n), CO2_atm(n) |
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END DO |
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|
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100 FORMAT(f7.2, f8.2) |
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|
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RETURN |
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END |
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