wobbe index 

Statements about this table:
ethane have a higher upper index mj / nm 3 than methane
acetylene have a lower upper index mj / nm 3 than n - butane
the upper index kcal / nm 3 for natural gas and ethylene be 12837 and 15253 , respectively
ethane have a higher upper index kcal / nm 3 than ethylene
fuel gas
upper index kcal / nm 3
lower index kcal / nm 3
upper index mj / nm 3
lower index mj / nm 3
hydrogen
11528
9715
48.23
40.65
methane
12735
11452
53.28
47.91
ethane
16298
14931
68.19
62.47
ethylene
15253
14344
63.82
60.01
fuel gas
upper index kcal / nm 3
lower index kcal / nm 3
upper index mj / nm 3
lower index mj / nm 3
natural gas
12837
11597
53.71
48.52
propane
19376
17817
81.07
74.54
propylene
18413
17180
77.04
71.88
n - butane
22066
20336
92.32
85.08
fuel gas
upper index kcal / nm 3
lower index kcal / nm 3
upper index mj / nm 3
lower index mj / nm 3
iso - butane
21980
20247
91.96
84.71
butylene - 1
21142
19728
88.46
82.54
lpg
20755
19106
86.84
79.94
acetylene
14655
14141
61.32
59.16