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| Flow Zone Indicator |
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| pore surface area | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| effective porosity |
| pore shape factor |
| pore volume | ||||||||||||
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| pore channel tortuosity |
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| LaTeX Math Block | ||||
|---|---|---|---|---|
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k = \frac{d^2}{72 \cdot \tau^2} \cdot \frac{(\phi_f -\phi_{f0}0)^3}{( 1 - \phi_f+\phi_{f0}0)^2} |
where
| absolute permeability | ||||
| effective formation porosity | ||||
| porosity cut-off | ||||
| grain size | ||||
| pore channel tortuosity |
...