Division Method and Seepage Law of Seepage Channels in a Tight Reservoir

Table 2

Basic model calculation parameters.

Basic parameters	Value	Basic parameters	Value
Porosity (%)	12	Minimum porous aperture (μm)	0.01
Permeability (mD)	0.7	Maximum porous aperture (μm)	5
Oil viscosity (mPa·s)	2.21	Residual oil saturation (%)	20
Water viscosity (mPa·s)	1	Bound water saturation (%)	20
Contact angle	30°	Relative permeability of oil phase under bound water saturation (%)	83
Oil-water interfacial tension (mN/m)	35.5	External boundary radius (m)	1000
Internal boundary radius (m)	10	Effective reservoir thickness (m)	10