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LaTeX Math Block | ||||
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S_G = \frac{2 \pi \sigma}{q_t} \left[ p_{wf}(t) - p({\bf r}, t) |_{r = r_w} \right] |
where
| total sandface rate | ||||||||
| formation transmissibility at the well-reservoir contact:
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It characterises the pressure drop at well-reservoir contact due to well-reservoir contact geometry.
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The geometrical skin is positive for limited entry wells.
See Also
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Well Testing / Pressure Testing
[ Well & Reservoir Surveillance ] [ Skin-factor (total) ] [ Skin-factor (mechanical) ]