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Fuel emission factors related to net calorific value (NCV) and net calorific values per mass of fuel.
a This value is the preliminary emission factor, i.e. before application of a biomass fraction, if applicable. | |||
b Based on NCV of 10,12 TJ/t | |||
c Based on NCV of 50,01 TJ/t | |||
Fuel type description | Emission factor (t CO2/TJ) | Net calorific value (TJ/Gg) | Source |
---|---|---|---|
Crude oil | 73,3 | 42,3 | IPCC 2006 GL |
Orimulsion | 77,0 | 27,5 | IPCC 2006 GL |
Natural gas liquids | 64,2 | 44,2 | IPCC 2006 GL |
Motor gasoline | 69,3 | 44,3 | IPCC 2006 GL |
Kerosene (other than jet kerosene) | 71,9 | 43,8 | IPCC 2006 GL |
Shale oil | 73,3 | 38,1 | IPCC 2006 GL |
Gas/Diesel oil | 74,1 | 43,0 | IPCC 2006 GL |
Residual fuel oil | 77,4 | 40,4 | IPCC 2006 GL |
Liquefied petroleum gases | 63,1 | 47,3 | IPCC 2006 GL |
Ethane | 61,6 | 46,4 | IPCC 2006 GL |
Naphtha | 73,3 | 44,5 | IPCC 2006 GL |
Bitumen | 80,7 | 40,2 | IPCC 2006 GL |
Lubricants | 73,3 | 40,2 | IPCC 2006 GL |
Petroleum coke | 97,5 | 32,5 | IPCC 2006 GL |
Refinery feedstocks | 73,3 | 43,0 | IPCC 2006 GL |
Refinery gas | 57,6 | 49,5 | IPCC 2006 GL |
Paraffin waxes | 73,3 | 40,2 | IPCC 2006 GL |
White spirit and SBP | 73,3 | 40,2 | IPCC 2006 GL |
Other petroleum products | 73,3 | 40,2 | IPCC 2006 GL |
Anthracite | 98,3 | 26,7 | IPCC 2006 GL |
Coking coal | 94,6 | 28,2 | IPCC 2006 GL |
Other bituminous coal | 94,6 | 25,8 | IPCC 2006 GL |
Sub-bituminous coal | 96,1 | 18,9 | IPCC 2006 GL |
Lignite | 101,0 | 11,9 | IPCC 2006 GL |
Oil shale and tar sands | 107,0 | 8,9 | IPCC 2006 GL |
Patent fuel | 97,5 | 20,7 | IPCC 2006 GL |
Coke oven coke and lignite coke | 107,0 | 28,2 | IPCC 2006 GL |
Gas coke | 107,0 | 28,2 | IPCC 2006 GL |
Coal tar | 80,7 | 28,0 | IPCC 2006 GL |
Gas works gas | 44,4 | 38,7 | IPCC 2006 GL |
Coke oven gas | 44,4 | 38,7 | IPCC 2006 GL |
Blast furnace gas | 260 | 2,47 | IPCC 2006 GL |
Oxygen steel furnace gas | 182 | 7,06 | IPCC 2006 GL |
Natural gas | 56,1 | 48,0 | IPCC 2006 GL |
Industrial wastes | 143 | n.a. | IPCC 2006 GL |
Waste oils | 73,3 | 40,2 | IPCC 2006 GL |
Peat | 106,0 | 9,76 | IPCC 2006 GL |
Wood/wood waste | — | 15,6 | IPCC 2006 GL |
Other primary solid biomass | — | 11,6 | IPCC 2006 GL (only NCV) |
Charcoal | — | 29,5 | IPCC 2006 GL (only NCV) |
Biogasoline | — | 27,0 | IPCC 2006 GL (only NCV) |
Biodiesels | — | 27,0 | IPCC 2006 GL (only NCV) |
Other liquid biofuels | — | 27,4 | IPCC 2006 GL (only NCV) |
Landfill gas | — | 50,4 | IPCC 2006 GL (only NCV) |
Sludge gas | — | 50,4 | IPCC 2006 GL (only NCV) |
Other biogas | — | 50,4 | IPCC 2006 GL (only NCV) |
Waste tyres | 85,0a | n.a. | WBCSD CSI |
Carbon monoxide | 155,2b | 10,1 | J. Falbe and M. Regitz, Römpp Chemie Lexikon, Stuttgart, 1995 |
Methane | 54,9c | 50,0 | J. Falbe and M. Regitz, Römpp Chemie Lexikon, Stuttgart, 1995 |
Stoichiometric emission factor for process emissions from carbonate decomposition (Method A)
Carbonate | Emission factor [t CO2/ t Carbonate] |
---|---|
CaCO3 | 0,440 |
MgCO3 | 0,522 |
Na2CO3 | 0,415 |
BaCO3 | 0,223 |
Li2CO3 | 0,596 |
K2CO3 | 0,318 |
SrCO3 | 0,298 |
NaHCO3 | 0,524 |
FeCO3 | 0,380 |
General | Emission factor = [M(CO2)] / {Y * [M(x)] + Z *[M(CO3 2–)]} X = metal M(x) = molecular weight of X in [g/mol] M(CO2) = molecular weight of CO2 in [g/mol] M(CO3 2–) = molecular weight of CO3 2– in [g/mol] Y = stoichiometric number of X Z = stoichiometric number of CO3 2– |
Stoichiometric emission factor for process emissions from carbonate decomposition based on alkali earth oxides (Method B)
Oxide | Emission factor [t CO2/ t Oxide] |
---|---|
CaO | 0,785 |
MgO | 1,092 |
BaO | 0,287 |
general: XYOZ | Emission factor = [M(CO2)] / {Y * [M(x)] + Z * [M(O)]} X = alkali earth or alkali metal M(x) = molecular weight of X in [g/mol] M(CO2) = molecular weight of CO2 [g/mol] M(O) = molecular weight of O [g/mol] Y = stoichiometric number of X = 1 (for alkali earth metals) = 2 (for alkali metals) Z = stoichiometric number of O = 1 |
Emission factors for process emissions from other process materials (production of iron and steel, and processing of ferrous metals) a
a IPCC 2006 Guidelines for National Greenhouse Gas Inventories | ||
Input or output material | Carbon content(t C/t) | Emission factor(t CO2/t) |
---|---|---|
Direct reduced iron (DRI) | 0,0191 | 0,07 |
EAF carbon electrodes | 0,8188 | 3,00 |
EAF charge carbon | 0,8297 | 3,04 |
Hot briquetted iron | 0,0191 | 0,07 |
Oxygen steel furnace gas | 0,3493 | 1,28 |
Petroleum coke | 0,8706 | 3,19 |
Pig iron | 0,0409 | 0,15 |
Iron / iron scrap | 0,0409 | 0,15 |
Steel / steel scrap | 0,0109 | 0,04 |
Stoichiometric emission factors for process emissions from other process materials (Bulk organic chemicals) a
a IPCC 2006 Guidelines for National Greenhouse Gas Inventories | ||
Substance | Carbon content(t C/t) | Emission factor(t CO2 / t) |
---|---|---|
Acetonitril | 0,5852 | 2,144 |
Acrylonitrile | 0,6664 | 2,442 |
Butadiene | 0,888 | 3,254 |
Carbon black | 0,97 | 3,554 |
Ethylene | 0,856 | 3,136 |
Ethylene dichloride | 0,245 | 0,898 |
Ethylene glycol | 0,387 | 1,418 |
Ethylene oxide | 0,545 | 1,997 |
Hydrogen cyanide | 0,4444 | 1,628 |
Methanol | 0,375 | 1,374 |
Methane | 0,749 | 2,744 |
Propane | 0,817 | 2,993 |
Propylene | 0,8563 | 3,137 |
Vinyl chloride monomer | 0,384 | 1,407 |
Global warming potentials
Gas | Global warming potential |
---|---|
N2O | 298 t CO2(e) / t N2O |
CF4 | 7 390 t CO2(e) / t CF4 |
C2F6 | 12 200 t CO2(e) / t C2F6 |