A value of water saturation s_{woc} below which water is not getting swept by other fluids:
(1) | k_{rwo} (s_w < s_{woc}) =0 |
It usually depends on absolute permeability k_a as:
(2) | s_{woc} = s_{woc,0} \cdot \left( 1 + k_a/k_{a,swoc} \right)^{-n_{swoc}} |
See also
Physics / Fluid Dynamics / Percolation
Petroleum Industry / Upstream / Subsurface E&P Disciplines / Field Study & Modelling
[ Petrophysics ] [ Basic reservoir properties ] [ Wettability ] [ Permeability ] [ Absolute permeability ] [Relative permeability] [ Water permeability ] [ Water relative permeability ] [ Water-oil relative permeability (krwo) ]