Higher (HHV) and lower (LHV) heating values of some common fuels at 25 °C Fuel HHV MJ/kg HHV BTU/lb HHV kJ/mol LHV MJ/kg Hydrogen 141.80 61,000 286 119.96 Methane 55.50 23,900 889 50.00 Ethane 51.90 22,400 1,560 47.62 Propane 50.35 21,700 2,220 46.35 Butane 49.50 20,900 2,877 45.75 Pentane 48.60 21,876 3,507 45.35 Paraffin wax 46.00 19,900 41.50 Kerosene 46.20 19,862 43.00 Diesel 44.80 19,300 43.4 Coal (anthracite) 32.50 14,000 Coal (lignite - USA) 15.00 6,500 Wood (MAF) 21.70 8,700 Wood fuel 21.20 9,142 17.0 Peat (dry) 15.00 6,500 Peat (damp) 6.00 2,500 Higher heating value of some less common fuels Fuel MJ/kg BTU/lb kJ/mol Methanol 22.7 9,800 726.0 Ethanol 29.7 12,800 1,300.0 1-Propanol 33.6 14,500 2,020.0 Acetylene 49.9 21,500 1,300.0 Benzene 41.8 18,000 3,270.0 Ammonia 22.5 9,690 382.6 Hydrazine 19.4 8,370 622.0 Hexamine 30.0 12,900 4,2...
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