Research Article
Apparent Permeability Model for Shale Gas Reservoirs Considering Multiple Transport Mechanisms
Figure 13
The effect of the adsorbed layer on apparent permeability of shale (pore ).
(a) Effect on surface diffusion permeability |
(b) Effect on viscous flow and slip flow permeability |
(c) Effect on Knudsen diffusion permeability |
(d) Effect on total apparent permeability |