Numerical Simulation Study on Fracture Parameter Optimization in Developing Low-Permeability Anisotropic Reservoirs

Table 4

Optimal penetration ratio of production well fracture when the injection well is fractured.

No.	kx : ky	Pe, fraction	Pe, fraction	Water cut after 6 years production, %	Oil recovery after 6 years production, %
(a)	1 : 1	0.77	0.43	87.8	52.3
(b)	3 : 1	0.63	0.63	94.6	55.8
(c)	6 : 1	0.57	0.70	96.5	57.8
(d)	10 : 1	0.30	0.90	97.1	59.1