A Novel Approach to Determine the Enriched Gas Recycling during the Enriched Gas Flooding Process

Table 1

Flash calculation results of PFVF and GOR of different composition of enriched gas mixed with crude oil in different proportions.

Enriched gas (LPG : NG, %)	Flash calculation parameters	Composition of reservoir fluids (oil : enriched gas, %)
		95 : 5	90 : 10	80 : 20	50 : 50	10 : 90
59.1 : 40.9	/10^-3	0.831	1.164	1.577	3.207	4.565
	GOR/sm^3/rm^3	63.82	73.97	94.19	415.09	1650.44
51 : 49	/10^-3	0.869	1.196	1.663	3.301	4.635
	GOR/sm^3/rm^3	64.02	74.1	95.86	421.55	1694.875
41 : 59	/10^-3	0.983	1.807	3.085	5.163	6.156
	GOR/sm^3/rm^3	65.06	76.53	99.72	433.34	1758.36
37.1 : 62.9	/10^-3	0.983	1.407	2.085	4.163	6.156
	GOR/sm^3/rm^3	65.32	77.07	100.87	436.96	1779.44
35.2 : 64.8	/10^-3	0.991	1.419	2.101	4.188	6.307
	GOR/sm^3/rm^3	65.45	77.33	101.42	438.69	1789.46
34.8 : 65.2	/10^-3	0.997	1.429	2.117	4.215	6.343
	GOR/sm^3/rm^3	65.47	77.39	101.54	439.05	1791.55