Research Article
The Experimental Investigation of Hydraulic Fracture Propagation Characteristics in Glutenite Formation
Table 1
The parameters of hydraulic fracturing experiment.
| Number | Loading speed (mm/sec) | Fluid viscosity (mPa·s) | Vertical compressive stress (MPa) | Maximum horizontal principal stress (MPa) | Minimum horizontal principal stress (MPa) | Principal stress difference (MPa) | Particle size range (mm) |
| 1 | 0.1 | 135 | 15 | 12 | 9 | 3 | 20–25 | 2 | 0.1 | 135 | 15 | 12 | 7 | 5 | 16–22 | 3 | 0.1 | 135 | 15 | 12 | 7 | 5 | Nongravel | 4 | 0.1 | 135 | 15 | 12 | 5 | 7 | 12–18 | 5 | 0.1 | 135 | 15 | 12 | 5 | 7 | 10–15 | 6 | 0.1 | 135 | 15 | 12 | 3 | 9 | 8–12 | 7 | 0.1 | 135 | 15 | 12 | 3 | 9 | 6–10 |
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