Environmental Engineering Reference
In-Depth Information
Table 4. Gas compositions of present geothermal
fluid from geothermal fields
Tr
( )
Field
Well
Gas composition (mol %)
Reference
CO 2
N ￿
CH ￿
Ar
H 2 S
H 2
224 *1
Mori
NT-306
0.472
0.00078
0.00057
-
-
-
Muramatsu et al.(2000)
219 *1
NC-1
0.937
0.00301
0.00170
-
-
-
249 *1
ND-1
0.724
0.00398
0.00399
-
-
-
259 *1
ND-6
0.515
0.00359
0.00286
-
-
-
245 *1
NF-9
0.619
0.00429
0.00388
-
-
-
Matsukawa
M5
0.129
0.00110
0.00025
-
0.058
0.00245
Muramatsu et al.(2006)
M6
0.255
0.00268
0.00075
-
0.058
0.00361
M7
0.189
0.00207
0.00058
-
0.055
0.00385
M11
0.188
0.00432
0.00143
0.00006
0.042
0.00499
233 *1
Kakkonda
Well-12
0.008
-
-
-
-
-
Muramatsu and Komatsu (1996)
236 *1
Well-62
0.007
-
-
-
-
-
215 *1
Well-73
0.011
-
-
-
-
-
Sengan
(Sumikawa)
240 *2
S-2
0.0044
0.010
0.00011
0.00022
-
-
Sasada et al. (1992)
300 *2
S-4
0.0172
0.0015
0.000069
0.000023
-
-
290 *2
Yuzawa
YO-3
0.0047
nd
nd
nd
-
-
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