Numerical Simulation of Channelization Near the Wellbore due to Seepage Erosion in Unconsolidated Sands during Fluid Injection

Figure 10

Porosity distribution near the injection well after plugging (injection pressure is 20 MPa). (a) Average porosity in the plugging zone is 0.2. (b) Average porosity in the plugging zone is 0.15. (c) Average porosity in the plugging zone is 0.1.

(a)

(b)

(c)