Flow regimes
From CFD-Wiki
The rarefaction of flow based on Knudsen number can be divided into 4 categories.
| Flow regime | Knudsen number range |
| Continuum Regime | < 0.001 |
| Slip flow | 0.001 - 0.1 |
| Transition flow | 0.1 - 10 |
| Free Molecular | > 10 |
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The rarefaction of flow based on Knudsen number can be divided into 4 categories.
| Flow regime | Knudsen number range |
| Continuum Regime | < 0.001 |
| Slip flow | 0.001 - 0.1 |
| Transition flow | 0.1 - 10 |
| Free Molecular | > 10 |
