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Fuel Gases - Heating Values

Combustion heat values for gases like acetylene, blast furnace gas, ethane, biogas and more - Gross and Net values.

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Fuel gases gross and net heating values:

Gas	Gross Heating Value		Net Heating Value
Gas	(Btu/ft³) Load Calculator!	(Btu/lb) Load Calculator!	(Btu/ft³) Load Calculator!	(Btu/lb) Load Calculator!
Acetylene (ethyne) - C₂H₂	1498	21569	1447	20837
Benzene	3741	18150	3590	17418
Blast Furnace gas	92	1178	92	1178
Blue water gas		6550
Butane - C₄H₁₀	3225	21640	2977	19976
Butylene (Butene)	3077	20780	2876	19420
Carbon to CO₂		14150		14150
Carbon to CO		3960		3960
Carbon monoxide - CO	323	4368	323	4368
Carburetted Water Gas	550	11440	508	10566
Coal gas	149	16500
Coke Oven Gas	574	17048	514	15266
Digester Gas (Sewage or Biogas)	690	11316	621	10184
Ethane - C₂H₆	1783	22198	1630	20295
Ethyl alcohol saturated with water	1548	12804
Ethylene	1631	21884	1530	20525
Hexane	4667	20526	4315	18976
Hydrogen (H₂)	325	61084	275	51628
Hydrogen Sulphide	672	7479
Landfill Gas	476
Methane - CH₄	1011	23811	910	21433
Methyl alcohol saturated with water	818	9603
Naphthalene	5859	17298
Natural Gas (typical)	950 - 1150	19500 - 22500	850 - 1050	17500 - 22000
Octane saturated with water	6239	20542	3170	10444
Pentane	3981	20908	3679	19322
Producer gas		2470
Propane - C₃H₈	2572	21564	2371	19834
Propene (Propylene) - C₃H₆	2332	20990	2181	19630
Propylene	2336	21042	2185	19683
Sasol	500	14550	443	13016
Sulphur		3940
Toluene	4408	18291	4206	17301
Water Gas (bituminous)	261	4881	239	4469
Xylene	5155	18410

1 Btu/ft³ = 8.9 kcal/m³ = 3.73x10⁴ J/m³
1 Btu/lb = 2,326.1 J/kg = 0.55556 kcal/kg

Volumetric Heating Values are based on standard temperatures and pressure of dry gas - 60^oF and 14.73 psi.

Gases Densities

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Related Topics

Combustion - Boiler house topics, fuels like oil, gas, coal, wood - chimneys, safety valves, tanks - combustion efficiency.

Related Documents

Acetylene - Thermophysical Properties - Chemical, Physical and Thermal Properties of Acetylene.
Biogas - Carbon Nitrogen Ratios - Carbon - Nitrogen ratios for biogas produced from various raw materials.
Biogas - Composition - Typical composition of biogas produced from household waste.
Biogas - Energy Content - Energy content in biogas produced from municipal and industrial waste.
Biogas Potential from Animal Manure - Potential biogas production from animal manure.
Biomasses - Higher Heating Values - Some biomass fuels and their higher heating values (HHV).
Butane - Thermophysical Properties - Chemical, physical and thermal properties of n-Butane.
Combustion Heat - Heat of combustion (energy content) for som common substances - with examples how to calculate heat of combustion.
Combustion Processes and Combustion Efficiency - Typical furnace combustion efficiencies in fireplaces, space heaters, boilers and more.
Energy Content in common Energy Sources - Heating fuels and their energy content.
Ethane - Density and Specific Weight vs. Temperature and Pressure - Online calculator, figures and tables showing density and specific weight of ethane, C₂H₆, at varying temperature and pressure - Imperial and SI Units.
Ethane - Liquid Thermal Properties - Density, specific heat and more of liquid ethane.
Ethane - Specific Heat Gas vs. Temperature - Specific heat of Ethane Gas - C₂H₆ - for temperatures ranging 250 - 900 K.
Food - Calorific Combustion Values - Combustion heat values of some foods.
Fuels and Chemicals - Autoignition Temperatures - Autoignition points for fuels and chemicals like butane, coke, hydrogen, petroleum and more.
Gas Oil - Classification - Classification of gas oil based on BS 2869 - Specification for fuel oils for agricultural, domestic and industrial engines and boilers.
Gases - Gross and Net Heat Values - Gross heat and net heat values for gases like hydrogen, methane and more.
High and Low Heat Values - The gross (high) and net (low) heating values.
Hydrocarbons - Vapor Pressure - Vapor pressure vs. temperature for propane, n-butane, n-heptane and n-pentane hydrocarbons.
Hydrogen - Thermophysical Properties - Chemical, Physical and Thermal Properties of Hydrogen - H₂.
Methane - Thermophysical Properties - Chemical, Physical and Thermal Properties of Methane - CH₄. Phase diagram included.
Octane Liquid - Thermal Properties - Density, specific heat, thermal conductivity and more.
Propane - Thermophysical properties - Chemical, physical and thermal properties of propane gas - C₃H₈.
Waste Fuel - Heat Values - Fuel from waste products and their heat values.

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