Research Article
An Experimental Study on the Slippage Effects of Sandstone under Confining Pressure and Low Pore Pressure Conditions
Table 5
Contribution rates of the gas slippage effects (300°C).
| Pore pressure (MPa) | Confining pressure (MPa) | 5 | 10 | 15 | 20 | 25 | 30 |
| 0.2 | 0.366277 | 0.563398 | 0.558867 | 0.573132 | 0.544965 | 0.510242 | 0.3 | 0.238843 | 0.43071 | 0.438063 | 0.36032 | 0.447634 | 0.303699 | 0.4 | 0.21023 | 0.302757 | 0.295092 | 0.322143 | 0.223602 | 0.257637 | 0.5 | 0.128744 | 0.201287 | 0.201405 | 0.208477 | 0.237109 | 0.208675 |
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