Research Article
Numerical Simulation and Engineering Application of Coalbed Water Injection
Table 3
Effect of injection time on wetting radius and borehole water flow rate.
| Injection time/h | Wetting radius (m) | Borehole water flow rate (L·min−1) | 2 MPa | 4 MPa | 6 MPa | 2 MPa | 4 MPa | 6 MPa |
| 1 | 0.05 | 0.13 | 0.49 | 8.2 | 11.6 | 14.3 | 5 | 0.58 | 1.55 | 2.35 | 4.0 | 5.6 | 7.2 | 10 | 0.76 | 1.95 | 2.78 | 2.2 | 3.1 | 3.9 | 20 | 0.80 | 2.02 | 2.84 | 1.7 | 2.4 | 3.2 | 30 | 0.81 | 2.03 | 2.85 | 1.6 | 2.3 | 3.1 | 40 | 0.82 | 2.04 | 2.85 | 1.6 | 2.2 | 2.9 |
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