Mathematical Problems in Engineering

Research Article

Estimation of Vehicle Carbon Emissions in China Accounting for Vertical Curve Effects

Table 8

Vehicle’s carbon emissions on asymmetric vertical curve sections.


No.	(km/h)	Indexes			Predicted CO₂ (kg/100 km)					Tested CO₂ (kg/100 km)					Diff. (%)
No.	(km/h)	i₁ (%)	i₂ (%)	R (m)	Car I	Car II	Truck I	Truck II	Truck III	Car I	Car II	Truck I	Truck II	Truck III	Diff. (%)

1	100	0.8	−1.40	13000	15.15	18.76	54.81	65.69	95.08	14.82	19.49	56.94	62.41	96.66	5.26
2	100	1.4	−0.80	13000	18.02	22.03	73.72	97.16	140.15	16.62	24.22	69.86	92.43	136.12	9.05
3	100	1.476	−1.64	13000	16.20	19.95	61.68	77.39	111.70	15.61	21.55	59.50	78.04	108.65	7.44
4	100	1.64	−1.48	13000	16.98	20.84	66.85	85.73	123.78	16.24	19.16	65.83	90.93	122.60	8.77
5	100	1.5	−0.76	16000	18.36	22.41	75.92	100.83	145.41	17.42	21.44	77.69	98.47	140.60	5.40
6	100	0.76	−1.50	16000	14.82	18.38	52.60	62.04	89.82	15.51	16.89	54.35	59.88	84.99	8.80
7	100	1.7	−1.54	16000	16.97	20.83	66.78	85.67	123.65	18.41	22.65	65.46	83.70	121.21	8.04
8	100	1.54	−1.70	16000	16.21	19.96	61.74	77.69	112.08	15.63	21.75	58.88	79.11	109.36	8.24
9	100	−2.2	0.80	10000	13.24	16.58	42.52	49.48	71.20	14.65	15.75	46.47	46.04	74.57	9.63
10	100	−0.8	2.20	10000	19.94	24.21	86.32	118.14	170.20	21.63	22.92	80.31	112.21	172.73	7.82
11	100	2.44	−1.40	12000	19.08	23.23	80.65	108.70	156.68	18.38	21.43	74.64	101.05	158.81	8.39
12	100	1.4	−2.44	12000	14.10	17.56	48.84	60.69	87.23	12.95	18.53	46.91	59.30	86.91	8.89
13	100	−1.93	2.85	12000	18.79	22.90	78.76	106.75	153.64	18.47	22.66	76.85	108.10	153.05	2.48
14	100	−2.85	1.93	12000	14.39	17.88	52.40	67.87	97.42	13.83	16.97	52.46	70.88	102.58	5.39
15	100	3.2	−1.40	12000	20.90	25.30	92.62	128.62	185.23	23.13	26.67	85.08	123.81	183.09	9.66
16	100	1.4	−3.20	12000	12.28	15.49	41.20	51.45	73.65	11.61	14.52	39.20	52.10	76.84	6.65
17	60	−2.2	4.00	4800	21.88	26.13	103.34	156.84	223.35	20.16	27.99	99.52	153.41	214.47	8.55
18	60	−5	2.50	1500	12.61	15.39	51.59	76.66	107.89	11.55	16.46	48.74	71.04	109.04	9.21
19	60	6	−3.20	2000	24.28	28.85	120.67	187.33	266.87	22.55	29.01	109.87	181.19	252.71	9.83