Numerical Simulation and Optimization of Enhanced Oil Recovery by the In Situ Generated CO₂ Huff-n-Puff Process with Compound Surfactant

Figure 3

Single-well radial plane model of the southeast oilfield (CMG STARS, Ver. 2012). (a) 3D sectional view of depth, (b) grid porosity, (c) grid permeability (mD), and (d) grid thickness (m).

(a)

(b)

(c)

(d)