Analysis of a Streamline Model for Waterflooding

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Abstract/Contents

Abstract
This report examines the Program STRMLN, a streamline model for waterflooding, developed by Professor Caudle's group at the University of Texas at Austin.The streamline model is based on the stream or flow lines generated by the line source and line sink solutions to the diffusivity equation. Each streamline represents a channel of flow, the velocity of the fluid flow within each channel being a function of the mobility distribution along its path. Through the use of image well techniques, reservoir boundaries are mathematically produced, thus confining the flowlines between injector and producer. This makes the program easily adaptable to arbitrary reservoir shapes and well patterns.Because this method focuses completely on the fluid and not the medium in which it flows, gross simplifications are required. These simplifications being incompressible flow in a homogeneous reservoir of constant thickness. This program therefore is a meeting point between a more complex 3-D commercial simulator and simple hand calculations.The purpose of this report was to obtain, implement, document, and compare the program. For comparison,the question of a model's reliability to simulate a reservoir accurately and therefore be fit as a basis for comparison, may arise. Intuitively, fluid flow models should be the most reliable since they simulate in entirety the unsteady state displacement of one fluid by another. Because of this, the miscible displacement data obtained by Dyes, Candle, and Erickson (19541, and the exact solution as determined by Maghsood Abbaszaden-Dehghani (1982) are used. Having area sweep efficiency data versus displaceable pore volumes injected as a basis, the streamline model for varying program parameters and reservoir characteristics is compared.

Description

Type of resource text
Date created June 1983

Creators/Contributors

Author Breitenbach, Randall Hart
Primary advisor Ramey Jr., Henry J.
Degree granting institution Stanford University, Department of Petroleum Engineering

Subjects

Subject School of Earth Energy & Environmental Sciences
Genre Thesis

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User agrees that, where applicable, content will not be used to identify or to otherwise infringe the privacy or confidentiality rights of individuals. Content distributed via the Stanford Digital Repository may be subject to additional license and use restrictions applied by the depositor.

Preferred citation

Preferred Citation
Breitenbach, Randall Hart. (1983). Analysis of a Streamline Model for Waterflooding. Stanford Digital Repository. Available at: https://purl.stanford.edu/sd067zw6138

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Master's Theses, Doerr School of Sustainability

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