Research Article
Pore Structure and Limit Pressure of Gas Slippage Effect in Tight Sandstone
Table 4
Knudsen number at different pressure for sample SS-3.
| MPa | MPa | (MPa) | Kn | (MPa) | Kn |
| 0.35 | 0.00376 | 0.85 | 0.00155 | 0.625 | 0.00211 | 1.1 | 0.00120 | 0.85 | 0.00155 | 1.35 | 0.00098 | 1.1 | 0.00120 | 1.6 | 0.00082 | 1.35 | 0.00098 | 1.85 | 0.00071 |
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