Research Article
Criterion for Hydraulic Fracture Propagation Behavior at the Interface of a Coal Measure Composite Reservoir
Table 1
Initial experimental parameters of Zhou et al. and Jiang et al.
| Experimental group | (GPa) | | (MPa·m1/2) | (MPa) | | (mPa·s) | (m3/min) |
| Zhou et al. | Initiation layer | 8.402 | 0.23 | 0.59 | | | 135 | | Adjacent layer | 8.402 | 0.23 | 0.59 | | | Interface | | | | 3.2 | 0.89 | Jiang et al. | Initiation layer | 3.63 | 0.19 | 0.52 | | | 1 | | Adjacent layer | 2.75 | 0.23 | 0.20 | | | Interface | | | | 0 | 0.32 |
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