Technique predicts oil recovery from waterfloods

Sameh Macary Egyptian Petroleum Research Institute (EPRI) Cairo Walid A. Al Hamid Gulf of Suez Petroleum Co. (Gupco) Cairo X-Plot Calculations [51,984 bytes] The X-plot technique can predict oil recovery and obtain the permeability ratio and fractional-flow curves for determining displacement efficiency. Two field examples show how this approach was applied in the El-Morgan South Kareem and South Belayim reservoirs in Egypt. Both reservoirs have produced with water cuts greater than 50% since 1987. This X-plot technique is for reservoirs that produce with water cuts greater than 50%. It requires the linearization of the relationsh...

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