Table 1
Calculation models of reducing amount of oil saturation for different displacement methods.
Reservoir type | Wettability | Models of reducing amount of oil saturation by water flooding | Models of reducing amount of oil saturation by polymer flooding |
---|---|---|---|
Conglomerate reservoir in Kexia group | Hydrophilic rock | ΔS wfo = 0.9691 × W di − 3.3024 |
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Weak lipophilic rock | ΔS wfo = 0.3744 × W di + 16.474 |
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