A Prediction Model of Oil Cracked Gas Resources and Its Application in the Gas Pools of Feixianguan Formation in NE Sichuan Basin, SW China

Table 1

Gas composition yields of crude oil pyrolysates along with pyrolysis temperature.

Heating rate^∘C/h	Temperature ^∘C	Composition of natural gas (%)
		CH4	C2H6	C3H8	C4H10	H2	CO2
20	408	3.97	1.78	1.45	0.72	0.59	0.71
	444	37.86	26.33	25.14	14.58	1.53	2.64
	456	58.77	44.77	46.71	35.39	1.98	1.23
	492	208.22	128.92	92.45	40.70	4.32	1.67
	504	257.90	141.56	86.70	27.77	4.82	1.98
	540	470.16	149.03	34.79	4.33	6.75	1.71
	552	527.00	132.27	17.09	1.82	7.66	6.63
	576	641.08	90.63	2.83	0.29	11.23	2.04
	600	702.07	52.49	1.04	0.07	14.61	2.42
2	408	28.60	16.17	20.26	17.34	0.93	0.94
	444	145.24	95.10	84.12	51.02	2.50	1.71
	456	205.61	124.24	93.89	44.67	3.21	3.84
	492	430.56	151.56	46.57	6.60	4.96	4.06
	504	504.74	142.72	25.41	2.97	5.54	2.52
	540	684.73	74.88	1.67	0.17	9.81	3.20
	552	724.01	53.93	0.98	0.08	10.67	7.20
	576	765.77	16.66	0.28	0.00	11.20	2.54
	600	770.98	4.62	0.09	0.00	11.40	4.50