Study on Streamline Distribution of Horizontal Linear well Pattern in Anisotropic Reservoirs

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Abstract:

In order to visually reflect the characteristics of flowing tracks of horizontal linear well pattern in anisotropic reservoirs, By means of the source-sink theory, Newmans product method and potential superposition principle, the transient flow pressure distribution equation of horizontal well pattern is obtained, the calculation method of seepage field streamline is presented, and the distribution law for streamline is studied. It is shown that the streamline of horizontal linear well pattern is sensitive to the reservoir anisotropic and horizontal well length. In the pattern of well, there is a reasonable well spacing and row spacing under a given degree of anisotropy, which can maximize the effect of displacement and the productivity of horizontal well. The drainage area of production well will increase with the increasing of horizontal well length, which can improve the productivity of horizontal well. The streamline plots generated by this method can provide a scientific basis for the design of horizontal development well pattern, analysis of remain oil and optimization of injection strategy in anisotropic reservoirs.

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Periodical:

Advanced Materials Research (Volumes 734-737)

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1468-1471

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August 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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