Pore-Scale Oil-Water Flow Behaviors in Different Development Adjustment Schemes for Enhancing Oil Recovery in Waterflooding

Figure 1

Procedure of the pore-scale direct numerical simulation technique for investigating flow behaviors in development adjustment in waterflooding. (a) Computed tomography image; (b) binary segmentation image; (c) porous geometry; (d) remaining oil distribution after waterflooding; (e) illustration of changing flooding direction; (f) illustration of turning extraction to an injection well; (g) illustration of increasing the flow rate.

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