A property characterising agility of the fluid
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M_{r\alpha} = \frac{M}{k_{air}} = \frac{k_{r \alpha}}{\mu_\alpha} |
where
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| phase mobility | ||||
| absolute permeability to air |
In most practical case of a 3-phase fluid model this will be:
| relative oil mobility | ||||
| relative gas mobility | ||||
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