Comprehensive Evaluation of Waterflooding Performance with Induced Fractures in Tight Reservoir: A Field Case

Table 1

Production data of this block.

Year	Cumulative oil production (10^4m^3)	Cumulative water production (10^4m^3)	Cumulative water injection (10^4m^3)	Reservoir pressure (MPa)	Utilization factor
2009	55.06	22.99	274.52	14.07	0.315
2010	63.08	26.46	314.41	14.2	0.316
2011	70.90	30.84	345.92	13.71	0.329
2012	78.11	35.53	374.49	14.16	0.338
2013	84.77	39.75	402.00	13.25	0.348
2014	91.20	44.16	428.91	13.35	0.354
2015	97.46	48.84	456.84	12.69	0.360
2016	105.23	54.56	484.15	12.45	0.372