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The most popular practical range of skin-factor variation is
.The values of
are usually not supported by the majority of commercial simulators as these values assume almost infinite permeability in the 10 m area around the wel, see LaTeX Math Block Reference |
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below: LaTeX Math Block |
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anchor | 3BV5Cks |
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alignment | left |
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k_s = \frac{k}{ 1 + \frac{S_M}{ \ln \frac{r_s}{r_w} }} |
For horizontal wells the lower practical limit when Mechanical Skin concept can be applied is even lower.
See Also
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Petroleum Industry / Upstream / Subsurface E&P Disciplines / Well Testing / Pressure Testing
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