Study on Gasoline Vehicle Emission Inventory Considering Regional Differences in China

Table 1

Emission factors for different types of gasoline vehicles.

Vehicle type	Emissions factor (g km^−1)
	CO	HC	NOx	PM2.5	PM10
Minivan
GI	6.71	0.663	0.409	0.026	0.029
GII	2.52	0.314	0.324	0.011	0.012
GIII	1.18	0.191	0.100	0.007	0.008
GIV	0.68	0.075	0.032	0.003	0.003
GV	0.46	0.056	0.017	0.003	0.003
Middle-sized Coach
GI	21.43	2.567	1.781	0.060	0.067
GII	15.37	1.443	1.461	0.018	0.020
GIII	4.33	0.373	0.474	0.011	0.012
GIV	1.98	0.107	0.196	0.006	0.007
GV	1.98	0.107	0.147	0.006	0.007
Light Duty Truck
GI	26.16	3.324	2.006	0.060	0.067
GII	21.54	2.210	1.656	0.018	0.020
GIII	5.61	0.61	0.534	0.011	0.012
GIV	2.37	0.169	0.229	0.006	0.007
GV	2.37	0.169	0.172	0.006	0.007
Other Gasoline Vehicles
GI	16.12	1.368	1.89	0.066	0.064
GII	8.25	0.869	1.52	0.044	0.049
GIII	5.456	0.613	1.089	0.026	0.016
GIV	3.77	0.418	0.775	0.015	0.009
GV	3.77	0.418	0.582	0.005	0.006

GI, GII, GIII, GIV, and GV, respectively, represent the national emission standards of Phase-I, Phase-II, Phase-III, Phase-IV, and Phase-V.