A Crack Propagation Control Study of Directional Hydraulic Fracturing Based on Hydraulic Slotting and a Nonuniform Pore Pressure Field

Table 3

Numerical model and corresponding physical experiment number.

Number	Horizontal stress difference coefficient	Slotting deviation angle; (°)	Physical experiment number	Numerical model
1	0.5	30°	Sample 1	5#
2	0.5	45°	Sample 2	9#
3	0.5	60°	Sample 3	13#
4	0.5	90°	Sample 4	21#
5	0.75	45°	Sample 5	10#
6	1.0	45°	Sample 6	11#
7	1.25	45°	Sample 7	12#