Research Article
Effect of Pore-Scale Heterogeneity and Capillary-Viscous Fingering on Commingled Waterflood Oil Recovery in Stratified Porous Media
Figure 4
Permeability effect on displacement efficiency (glass micromodel).
| (a) Oil viscosity 4.3 mPa⋅s |
| (b) Oil viscosity 6.1 mPa⋅s |
| (c) Oil viscosity 9.7 mPa⋅s |
| (d) Oil viscosity 11.2 mPa⋅s |
| (e) Oil viscosity 23.3 mPa⋅s |
| (f) Oil viscosity 53.6 mPa⋅s |