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The concept of relative permeability implies that different phases sweep through the same rock and under the same pressure gradient at different pace even if their viscosities are the same.

The concept of relative permeability It is closely related to Wettability.

The re


Mathematical models of relative permeability are  are called RPM:.


The usual practice is to build 



2-phase RPM3-phase RPM

Corey Oil-Water RPM

Corey Oil-Gas RPM


Show If
grouparax

Hornapour model


Baker

Stone I

Stone II

Ternary Phase Diagram

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