/[MITgcm]/MITgcm_contrib/jscott/igsm/src_chem/chembudget.F
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Revision 1.1 - (show annotations) (download)
Thu Sep 17 17:40:32 2009 UTC (15 years, 10 months ago) by jscott
Branch: MAIN
CVS Tags: HEAD
chem module archive

1
2 #include "ctrparam.h"
3
4 ! ============================================================
5 !
6 ! CHEMBUDGET.F: Subroutine for calculating total amount of
7 ! tracers in MIT Global Chemistry Model
8 !
9 ! ------------------------------------------------------------
10 !
11 ! Author: Chien Wang
12 ! MIT Joint Program on Science and Policy
13 ! of Global Change
14 !
15 ! ----------------------------------------------------------
16 !
17 ! Revision History:
18 !
19 ! When Who What
20 ! ---- ---------- -------
21 ! 022999 Chien Wang rev.
22 ! 080100 Chien Wang repack based on CliChem3 & add cpp
23 ! 092001 Chien Wang add bc and oc
24 ! 051804 Chien Wang rev. for 46x11
25 !
26 ! ==========================================================
27
28 subroutine chembudget (p)
29
30 #include "chem_para"
31 #include "chem_com"
32 #include "BD2G04.COM"
33
34 dimension tlayer(nlev)
35
36 real :: totalair, tropair, totalf11, totalch4, totalco
37 real :: totalo3, totaloh, totalso2, totalnox
38 real :: totalbc, totaloc
39
40 ! ---------------------------------------------------------
41 #if ( defined CPL_CHEM )
42
43 totalair = 0.0
44 tropair = 0.0
45 totalf11 = 0.0
46
47 c add ch4 and co budget 022996:
48
49 totalch4 = 0.0
50 totalco = 0.0
51
52 c and others 030996:
53
54 totalo3 = 0.0
55 totaloh = 0.0
56 totalso2 = 0.0
57 totalnox = 0.0
58
59 ! === add bc and oc
60 totalbc = 0.0
61 totaloc = 0.0
62
63 i = 1
64
65 c Troposphere first:
66
67 do 111 k=1,n_tropopause
68 do 112 j=1,nlat
69 amass = airmass0(i,j,k)*p(i,j)
70 totalair = totalair
71 & + amass
72
73 totalf11 = totalf11
74 & + amass * cfc11(i,j,k)
75 totalch4 = totalch4
76 & + amass * ch4(i,j,k)
77 totalco = totalco
78 & + amass * co(i,j,k)
79 totalo3 = totalo3
80 & + amass * o3(i,j,k)
81 totaloh = totaloh
82 & + amass * ho(i,j,k)
83 totalso2 = totalso2
84 & + amass * so2(i,j,k)
85 totalnox = totalnox
86 & + amass * 14.0*(xno(i,j,k)/30.0
87 & + xno2(i,j,k)/46.0) !Convert to N
88 totalbc = totalbc
89 & + amass * bcarbon(i,j,k)
90 totaloc = totaloc
91 & + amass * ocarbon(i,j,k)
92 112 continue
93 111 continue
94
95 tropair = totalair
96
97 c Whole Atmosphere:
98
99 do 115 k=n_tropopause+1,nlev
100 do 116 j=1,nlat
101 amass = airmass0(i,j,k)*p(i,j)
102 totalair = totalair
103 & + amass
104
105 totalf11 = totalf11
106 & + amass * cfc11(i,j,k)
107 totalch4 = totalch4
108 & + amass * ch4(i,j,k)
109 totalco = totalco
110 & + amass * co(i,j,k)
111 totalbc = totalbc
112 & + amass * bcarbon(i,j,k)
113 totaloc = totaloc
114 & + amass * ocarbon(i,j,k)
115 116 continue
116 115 continue
117
118 totalf11 = totalf11 * 1.e-15 !10^6 kg
119 totalch4 = totalch4 * 1.e-18 !TgCH4
120 totalco = totalco * 1.e-18 !TgCO
121 totalbc = totalbc * 1.e-18 !TgC
122 totaloc = totaloc * 1.e-18 !TgC
123
124 c troposphere only:
125 totalo3 = totalo3 * 1.e-18 !TgO3
126 totaloh = totaloh !10^-9 kg
127 totalso2 = totalso2 * 1.e-18 !TGSO2
128 totalnox = totalnox * 1.e-18 !TGN
129
130 write(167,100) iyearchem, monthchem,
131 & totalair,tropair,
132 & totalf11,
133 & totalch4,
134 & totalco,
135 & totalo3,
136 & totaloh,
137 & totalso2,
138 & totalnox,
139 & totalbc,
140 & totaloc
141
142 c100 format(" Yr ",i4," Mon ",i3,
143 c & " Total air mass = ",e12.3," kg",/
144 c & " Total F11 = ",f12.3," 10^6 kg",/
145 c & " Total CH4 = ",f12.3," TgCH4",/
146 c & " Total CO = ",f12.3," TgCO")
147
148 100 format(i5,i5,2e12.4,3f12.3,/
149 & 10x,f12.3,e12.4,2f12.3,2e12.4)
150
151 #endif
152
153 return
154 end

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