/[MITgcm]/MITgcm/pkg/dic/fe_chem.F
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revision 1.10 by dfer, Fri Oct 26 21:08:13 2007 UTC revision 1.13 by dfer, Mon Apr 7 20:31:16 2008 UTC
# Line 2  C $Header$ Line 2  C $Header$
2  C $Name$  C $Name$
3    
4  #include "DIC_OPTIONS.h"  #include "DIC_OPTIONS.h"
 #include "GCHEM_OPTIONS.h"  
5    
6  CStartOfInterFace  CStartOfInterFace
7        SUBROUTINE Fe_CHEM(        SUBROUTINE Fe_CHEM(
# Line 22  C     == GLobal variables == Line 21  C     == GLobal variables ==
21  #include "EEPARAMS.h"  #include "EEPARAMS.h"
22  #include "PARAMS.h"  #include "PARAMS.h"
23  #include "GRID.h"  #include "GRID.h"
24  #include "DIC_BIOTIC.h"  #include "DIC_VARS.h"
25    
26  C     == Routine arguments ==                  C     == Routine arguments ==                
27  C     bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation  C     bi, bj, iMin, iMax, jMin, jMax - Range of points for which calculation
# Line 41  CEndOfInterface Line 40  CEndOfInterface
40    
41        INTEGER I,J,K        INTEGER I,J,K
42        _RL  lig, FeL        _RL  lig, FeL
43          _RL  tmpfe
44    
45  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc
46  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc  CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCc
# Line 61  C in surface layer Line 61  C in surface layer
61           DO k=1,Nr           DO k=1,Nr
62            IF (hFacC(i,j,k,bi,bj) .GT. 0. _d 0) THEN            IF (hFacC(i,j,k,bi,bj) .GT. 0. _d 0) THEN
63    
64  C   Ligand,FeL,Fe calculation  #ifdef DIC_NO_NEG
65                  tmpfe=max(0. _d0 , fe (i,j,k,bi,bj))
66    #else
67                  tmpfe=fe (i,j,k,bi,bj)
68    #endif
69                            
70                lig=(-ligand_stab*fe (i,j,k,bi,bj)+  C   Ligand,FeL,Fe calculation
71                  lig=(-ligand_stab*tmpfe +
72       &              ligand_stab*ligand_tot-1. _d 0       &              ligand_stab*ligand_tot-1. _d 0
73       &             +((ligand_stab*fe (i,j,k,bi,bj)       &             +((ligand_stab*tmpfe
74       &                -ligand_stab*ligand_tot+1. _d 0)**2       &                -ligand_stab*ligand_tot+1. _d 0)**2
75       &               +4. _d 0*ligand_stab*ligand_tot)**0.5 _d 0       &               +4. _d 0*ligand_stab*ligand_tot)**0.5 _d 0
76       &            )/(2. _d 0*ligand_stab)       &            )/(2. _d 0*ligand_stab)
77    
78                FeL = ligand_tot-lig                FeL = ligand_tot-lig
79                freefe(i,j,k,bi,bj) = fe (i,j,k,bi,bj)-FeL                if (tmpfe.eq.0. _d 0) then
80                    freefe(i,j,k,bi,bj) = tmpfe -FeL
81                  else
82                    freefe(i,j,k,bi,bj) = 0. _d 0
83                  endif
84  #ifdef MINFE  #ifdef MINFE
85  #ifdef AD_SAFE  #ifdef AD_SAFE
86                thx=freefe(i,j,k,bi,bj)                thx=freefe(i,j,k,bi,bj)
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