/[MITgcm]/MITgcm/pkg/dic/o2_surfforcing.F
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Contents of /MITgcm/pkg/dic/o2_surfforcing.F

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Revision 1.3 - (show annotations) (download)
Thu Oct 9 04:19:19 2003 UTC (20 years, 7 months ago) by edhill
Branch: MAIN
CVS Tags: checkpoint51k_post, checkpoint52e_pre, checkpoint51o_pre, checkpoint52e_post, checkpoint51n_pre, checkpoint51l_post, checkpoint51q_post, hrcube_1, branch-netcdf, checkpoint52d_pre, checkpoint51r_post, checkpoint52b_pre, checkpoint51o_post, checkpoint51p_post, checkpoint52a_pre, checkpoint51i_post, checkpoint52, checkpoint52d_post, checkpoint52a_post, checkpoint52b_post, checkpoint52f_post, checkpoint52c_post, checkpoint51l_pre, ecco_c52_e35, checkpoint52i_post, checkpoint51t_post, checkpoint51n_post, checkpoint52i_pre, checkpoint51u_post, checkpoint52h_pre, checkpoint52f_pre, hrcube_2, hrcube_3, checkpoint51m_post, checkpoint51s_post
Branch point for: branch-nonh, tg2-branch, checkpoint51n_branch, netcdf-sm0
Changes since 1.2: +1 -1 lines 
 o first check-in for the "branch-genmake2" merge
 o verification suite as run on shelley (gcc 3.2.2):

Wed Oct  8 23:42:29 EDT 2003
                T           S           U           V
G D M    c        m  s        m  s        m  s        m  s
E p a R  g  m  m  e  .  m  m  e  .  m  m  e  .  m  m  e  .
N n k u  2  i  a  a  d  i  a  a  d  i  a  a  d  i  a  a  d
2 d e n  d  n  x  n  .  n  x  n  .  n  x  n  .  n  x  n  .

OPTFILE=NONE

Y Y Y Y 13 16 16 16  0 16 16 16 16 16 16 16 16 13 12  0  0 pass  adjustment.128x64x1
Y Y Y Y 16 16 16 16  0 16 16 16 16 16 16  0  0 16 16  0  0 pass  adjustment.cs-32x32x1
Y Y Y Y 16 16 16 16  0 16 16 16 16 16 16 22  0 16 16 22  0 pass  adjust_nlfs.cs-32x32x1
Y Y Y Y -- 13 13 16 16 13 13 13 13 16 16 16 16 16 16 16 16 N/O   advect_cs
Y Y Y Y -- 22 16 16 16 16 16 16 13 16 16 16 16 16 16 16 16 N/O   advect_xy
Y Y Y Y -- 13 16 13 16 16 16 16 16 16 16 22 16 16 16 16 16 N/O   advect_xz
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 pass  aim.5l_cs
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 16 16 16 16 16 13 16 pass  aim.5l_Equatorial_Channel
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 13 16 16 13 13 16 pass  aim.5l_LatLon
Y Y Y Y 13 16 16 16 16 16 16 16 16 16 13 12 13 13 16 13 16 pass  exp0
Y Y Y Y 14 16 16 16 16 16 16 16 22 16 16 16 13 16 16 22 16 pass  exp1
Y Y Y Y 13 13 16 13 16 16 16 16 16 13 13 16 16 13 13 13 13 pass  exp2
Y Y Y Y 16 16 16 16 16 16 16 16 22 16 16 16 16 16 16 16 16 pass  exp4
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 22 16 16 16 22 16 pass  exp5
Y Y Y Y 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 16 pass  front_relax
Y Y Y Y 14 16 16 13 13 16 16 13 13 16 13 13 16 12 13 13 16 pass  global_ocean.90x40x15
Y Y Y Y 10 16 16 13 13 16 13 16 16 13 13 13 13 16 16 13 16 FAIL  global_ocean.cs32x15
Y Y Y Y  6 11 12 13 13 12 13 16 13  9  9  9  9 10  9  9 11 FAIL  global_ocean_pressure
Y Y Y Y 14 16 16 13 16 16 16 13 13 13 13 13 16 12 16 13 16 pass  global_with_exf
Y Y Y Y 14 16 16 16 16 16 16 16 16 11 13 22 13 16 16  9 16 pass  hs94.128x64x5
Y Y Y Y 13 16 16 16 16 16 16 16 16 11 16 16 16 13 16 22 13 pass  hs94.1x64x5
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 16 13 13 16 16 22 13 pass  hs94.cs-32x32x5
Y Y Y Y 10 10 16 13 13 16 16 16 22 16 13 13 13 13 13 22 13 FAIL  ideal_2D_oce
Y Y Y Y  8 16 16 16 16 16 16 16 16 13 13  8 16 16 16 16 16 FAIL  internal_wave
Y Y Y Y 14 16 16 16 16 16 16 16 16 13 13 22 13 13 13 22 16 pass  inverted_barometer
Y Y Y Y 12 16 16 16 16 16 16 16 16 16 13 12 13 13 13 13 13 FAIL  lab_sea
Y Y Y Y 11 16 16 16 16 16 16 16 13 13 13 12 13 16 13 12 13 FAIL  natl_box
Y Y Y Y 16 16 16 16 16 16 16 16 22 16 16 16 16 16 16 16 16 pass  plume_on_slope
Y Y Y Y 13 16 16 16 16 13 16 16 16 16 16 16 16 13 16 16 16 pass  solid-body.cs-32x32x1
1 #include "DIC_OPTIONS.h"
2 #include "GCHEM_OPTIONS.h"
3
4 CStartOfInterFace
5 SUBROUTINE O2_SURFFORCING( PTR_O2, GO2,
6 I bi,bj,iMin,iMax,jMin,jMax,
7 I myIter, myTime, myThid )
8 C /==========================================================\
9 C | SUBROUTINE O2_SURFFORCING |
10 C | o Calculate the oxygen air-sea flux terms |
11 C | o following external_forcing_o2.F from Mick |
12 C |==========================================================|
13 IMPLICIT NONE
14
15 C == GLobal variables ==
16 #include "SIZE.h"
17 #include "DYNVARS.h"
18 #include "EEPARAMS.h"
19 #include "PARAMS.h"
20 #include "GRID.h"
21 #include "FFIELDS.h"
22 #ifdef DIC_BIOTIC
23 #include "DIC_ABIOTIC.h"
24 #include "PTRACERS.h"
25 #endif
26
27
28 C == Routine arguments ==
29 INTEGER myIter, myThid
30 _RL myTime
31 _RL PTR_O2(1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr)
32 _RL GO2(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
33 INTEGER iMin,iMax,jMin,jMax, bi, bj
34
35 #ifdef ALLOW_PTRACERS
36
37
38 C == Local variables ==
39 C I, J, K - Loop counters
40 INTEGER I,J,K
41 C Solubility relation coefficients
42 _RL SchmidtNoO2(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
43 _RL O2sat(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
44 _RL Kwexch(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
45 _RL FluxO2(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
46 _RL AtmosO2(1-OLx:sNx+OLx,1-OLy:sNy+OLy)
47 _RL aTT
48 _RL aTK
49 _RL aTS
50 _RL aTS2
51 _RL aTS3
52 _RL aTS4
53 _RL aTS5
54 _RL o2s
55 _RL ttemp
56 _RL stemp
57 _RL oCnew
58
59
60 K=1
61
62 C calculate SCHMIDT NO. for O2
63 DO j=jMin,jMax
64 DO i=iMin,iMax
65 IF (hFacC(i,j,k,bi,bj).NE.0.) THEN
66 SchmidtNoO2(i,j) =
67 & sox1
68 & + sox2 * theta(i,j,k,bi,bj)
69 & + sox3 * theta(i,j,k,bi,bj)*theta(i,j,k,bi,bj)
70 & + sox4 * theta(i,j,k,bi,bj)*theta(i,j,k,bi,bj)
71 & *theta(i,j,k,bi,bj)
72
73 C Determine surface flux of O2
74 C exchange coeff, accounting for ice cover and Schmidt no.
75 Kwexch(i,j) =
76 & pisvel(i,j,bi,bj)
77 & / sqrt(SchmidtNoO2(i,j)/660.0)
78 c ice influence
79 cQQ Kwexch(i,j) =(1.d0-Fice(i,j,bi,bj))*Kwexch(i,j)
80
81 ttemp = theta(i,j,k,bi,bj)
82 stemp = salt(i,j,k,bi,bj)
83 C determine saturation O2
84 C using Garcia and Gordon (1992), L&O (mistake in original???)
85 aTT = 298.15-ttemp
86 aTK = 273.15+ttemp
87 aTS = log(aTT/aTK)
88 aTS2 = aTS*aTS
89 aTS3 = aTS2*aTS
90 aTS4 = aTS3*aTS
91 aTS5 = aTS4*aTS
92
93 oCnew = oA0 + oA1*aTS + oA2*aTS2 + oA3*aTS3 +
94 & oA4*aTS4 + oA5*aTS5
95 & + stemp*(oB0 + oB1*aTS + oB2*aTS2 + oB3*aTS3)
96 & + oC0*(stemp*stemp)
97
98 o2s = EXP(oCnew)
99
100 c Convert from ml/l to mol/m^3
101 O2sat(i,j) = o2s/22391.6*1000.0
102
103 c Determine flux, inc. correction for local atmos surface pressure
104 cQQ PTR_O2?
105 FluxO2(i,j) = maskC(i,j,k,bi,bj)*Kwexch(i,j)*
106 & (atmosP(i,j,bi,bj)*O2sat(i,j)
107 & - PTR_O2(i,j,1))
108 ELSE
109 FluxO2(i,j) = 0.d0
110 ENDIF
111
112
113 END DO
114 END DO
115
116 C update surface tendencies
117 DO j=jMin,jMax
118 DO i=iMin,iMax
119 GO2(i,j)= maskC(i,j,1,bi,bj)*FluxO2(i,j)*recip_drF(1)
120 ENDDO
121 ENDDO
122 #endif
123
124
125 RETURN
126 END
127
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