Table 4 Carbon emission coefficients of nine energy types
Energy type | Low calorific value (kJ/kg) | Carbon content per unit heat value (kgC/GJ) | Carbon oxidation rate (%) | Standard coal conversion coefficient | Carbon emission factor (kgCO2/kg) |
|---|---|---|---|---|---|
Raw coal | 20,908 | 26.37 | 94 | 0.7143 | 1.9003 |
Crude oil | 41,846 | 20.10 | 98 | 1.4286 | 3.0202 |
Gasoline | 43,070 | 18.90 | 98 | 1.4714 | 2.9251 |
Kerosene | 43,070 | 19.50 | 98 | 1.4714 | 3.0179 |
Diesel oil | 42,652 | 20.20 | 98 | 1.4571 | 3.0959 |
Fuel oil | 41,816 | 21.10 | 98 | 1.4826 | 3.1705 |
Liquefied petroleum gas | 50,179 | 17.20 | 98 | 1.7143 | 3.1013 |
Natural gas | 38,931(kJ/m3) | 15.30 | 99 | 1.2150 | 2.1622 |
Electricity | – | – | – | 0.4040 | – |