1 AIT Asian Institute of Technology

Estimation of recovery efficiency using dynamic modeling and experiment design for a greenfield gas reservoir in the North Malay Basin

AuthorHuynh Thanh Nha
Call NumberAIT RSPR no.PME-GEPG-09-05
Subject(s)Gas reservoirs--North Malay Basin

NoteA research study submitted in partial fulfillment of the requirements for the Degree of Master of Engineering (Professional) in Geoexploration and Petroleum Geoengineering
PublisherAsian Institute of Technology
Series Statement
AbstractEstimating recovery efficiency is complicated because it requires an understanding of both reservoir’s static architecture and dynamic behavior during production. Recovery depends on structural geology, stratigraphy , permeability, fluid and rock properties, drive mechanism, and spacing/orientation of producing and injecting wells. Limited and uncertainty geologic and engineering data is the significant challenges to any new field development. In such a context, one -factor -at-a-time approach to earth and reservoir simulation modeling would not able to yield unbiased information for making business decision. Experimental design is an alternative to traditional sensitive analysis. The basic idea behind this methodology is to vary multiple parameters at the same time such that a maximum interference can be attained with minimum time. Although experiment design has been developed for a long time but its application to the reservoir management is still not quite popular. Currently, there is no clear method to incorporate development plan into experiment design to reduce uncertainties. This study is proposed to investigate the recovery efficiency for a new gas reservoir in the North Malay Basin using the dynamic modeling and experiment design. The recovery efficiency results from this study (P10 = 39%, P50 =54% , P90= 68% ) calibrated reasonably with analog data in nearby gas fields in Gulf of Thailand (average of 58%) and can be used to determine the upside and downside of recovery efficiency in the green field gas reservoir which impact the Fi eld Development Plan.
Year2009
Corresponding Series Added Entry
TypeResearch Study Project Report (RSPR)
SchoolSchool of Engineering and Technology (SET)
DepartmentDepartment of Civil and Infrastucture Engineering (DCIE)
Academic Program/FoSGeotechnical Engineering and Management (Master Engineering (Professional)) (PME - GEPG)
Chairperson(s)Pham Huy Giao;Suwat Athichanagorn
Examination Committee(s)Noppadol Phien- wej
Scholarship Donor(s)Chevron Vietnam
DegreeResearch studies project report (M. Eng.) - Asian Institute of Technology, 2009


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