Research Article
Effect of the Angle between Hydraulic Fracture and Natural Fracture on Shale Gas Seepage
Figure 12
Angles between hydraulic fracture and natural fracture. (a) a = 15°. (b) a = 30°. (c) a = 45°. (d) a = 60°. (e) a = 75°. (f) a = 90°.
| (a) |
| (b) |
| (c) |
| (d) |
| (e) |
| (f) |