Gases - Gross and Net Heat Values
Gross heat and net heat values for gases like hydrogen, methane and more.
Gross heating and net heating values for some common gases can be found in the table below:
Fuel Gas | (kcal/kg) | (kcal/nm3) 1) | ||
---|---|---|---|---|
Gross Heating Values | Net Heating Values | Gross Heating Values | Net Heating Values | |
Hydrogen | 33889 | 28555 | 3050 | 2570 |
Methane | 13284 | 11946 | 9530 | 8570 |
Ethane | 12400 | 11350 | 16700 | 15300 |
Ethylene | 12020 | 11270 | 15100 | 14200 |
Natural Gas - approximately | 12000 | 11000 | 9000 | 8000 |
Propane | 12030 | 11080 | 24200 | 22250 |
Propylene | 11700 | 10940 | 22400 | 20900 |
n-Butane | 11830 | 10930 | 31900 | 29400 |
Iso-Butane | 11810 | 10900 | 31700 | 29200 |
Butylene-1 | 11580 | 10830 | 29900 | 27900 |
Iso-Pentane (liquid) | 11600 | 10730 | ||
LPG (average) | 11920 | 10997 | 28000 | 25775 |
Acetylene | 11932 | 11514 | 13980 | 13490 |
Carbon Monoxide | 2411 | 2411 | 3014 | 3014 |
1) nm3 = normal cubic metre
- 1 kJ/kg = 1 J/g = 0.4299 Btu/ lbm = 0.23884 kcal/kg
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