Compositional simulation of primary depletion for near critical reservoirs using the VIP simulator /

1988 Firoozabadi' documented the performance of the

Bibliographic Details
Main Author: Ordonez, Roberto E.
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:1988 Firoozabadi' documented the performance of the
assist the engineer in the estimation of the primary recovery
become the same and the equations of state often fail to
but could not describe the sharp changes that take place in
By modifying either of this parameters the computational
compositional simulation feasible. This study will
converge, making the compositional simulation impossible. In
critical point the properties of the liquid and the gas
critical reservoirs. The methods are simple and can be
demonstrate that by using either of the two methods presented
Equations of state present computational problems predicting
fluid systems at conditions away from the critical regions,
fraction of gas used in the sample recombination process).
gas without having a significant effect on the primary
here, accurate estimates of primary recovery (within 1% of
industry's most common equations of state. He reported that
limitation but a rapid and accurate solution is required.
Method #2 modifies the composition (represented by the
Method #I, modifies the temperature of the reservoir, and
methods for avoiding the computational problems of near-
modifying two adjustement parameters in the simulator.
of near critical reservoirs when time and resources are a
problems around the critical point can be avoided making the
process. The methods approach the problem by artificially
readily applied whenever dealing with this kind of reservoir.
recovery estimates.
reservoir can be treated as a volatile oil, or a retrograde
state because this can be an expensive and time consuming
the behavior of near critical reservoirs. Around the
The methods also demonstrate that for near critical fluids a
The methods do not involve the re-tuning of the equation of
the OOIP and OGIP) can be achieved. This two methods can
the vicinity of the critical point. This study developed two
they can readily predict the behavior of complex reservoir
Item Description:"Major subject: Petroleum Engineering".
Vita.
Physical Description:xi, 81 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.