Table 1 Emission factors of all HDT categories.
From: A big data approach to improving the vehicle emission inventory in China
Fuel | Emission standard | Emission factor (g km−1) | |||
|---|---|---|---|---|---|
CO | HC | NOx | PM2.5 | ||
Diesel | Pre-China I | 13.60 | 4.08 | 13.82 | 1.32 |
China I | 5.79 | 0.90 | 9.59 | 0.62 | |
China II | 3.08 | 0.52 | 7.93 | 0.50 | |
China III | 2.79 | 0.25 | 7.93 | 0.24 | |
China IV | 2.20 | 0.13 | 5.55 | 0.14 | |
China V | 2.20 | 0.13 | 4.72 | 0.03 | |
Gasoline | Pre-China I | 123.13 | 6.75 | 5.81 | 0.29 |
China I | 75.79 | 6.76 | 2.98 | 0.16 | |
China II | 23.32 | 3.00 | 2.90 | 0.07 | |
China III | 10.71 | 1.35 | 1.71 | 0.04 | |
China IV | 4.50 | 0.55 | 0.91 | 0.04 | |
China V | 4.50 | 0.55 | 0.68 | 0.04 | |
Others | Pre-China I | 18.70 | 3.84 | 21.16 | 0.29 |
China I | 15.14 | 3.20 | 16.80 | 0.16 | |
China II | 12.11 | 2.86 | 13.06 | 0.07 | |
China III | 6.36 | 1.72 | 9.32 | 0.04 | |
China IV | 4.67 | 1.19 | 6.52 | 0.04 | |
China V | 4.57 | 1.19 | 3.73 | 0.04 | |
