Co-optimization of oil recovery and CO2 storage for cyclic CO2 flooding in ultralow permeability reservoirs | Oil & Gas Science and Technology

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Table 2.

summary of cyclic CO₂ injection experiment results.

Runs	PV	Function value/%		Oil recovery factor/%		CO₂ storage factor/%
Runs	Breakthrough	Breakthrough	Ultimate	Breakthrough	Ultimate	Breakthrough	Ultimate
1	0.84	46.22	53.09	36.73	44.83	55.71	61.35
2	0.66	45.48	54.18	41.98	48.93	48.98	59.43
3	0.57	40.56	48.6	34.38	40.17	46.74	57.03
4	0.78	34.45	42.93	37.29	53.02	31.61	32.84
5	0.54	35.49	45.72	47.20	57.86	23.78	33.58
6	0.42	30.71	39.9	29.71	54.38	31.71	25.42
7	0.6	22.44	28.75	24.23	28.04	20.65	29.46
8	0.4	20.57	33.4	20.57	33.74	20.57	33.06
9	0.3	18.01	27.85	16.98	27.49	19.04	28.21

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