Integrated Reservoir Connectivity Analysis and Hydrocarbon Saturation Distribution in the Oil Field

Kristanto, Dedy and Hariyadi, Hariyadi and Aji, Dedi Cahyoko and Latuan, Ferdinandus Klea and Arumni, Tria (2021) Integrated Reservoir Connectivity Analysis and Hydrocarbon Saturation Distribution in the Oil Field. Journal of Multidisciplinary Engineering Science and Technology (JMEST), 8 (8). 14487 -14493. ISSN 2458-9403

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Abstract

Samael oil field has been in production
since 1979 and already in secondary oil recovery
through waterflooding. Based on reservoir management
analysis, polymer injection has been scheduled to
improve oil recovery in reservoir A through well S-0inj
as the injection well and 6 (six) monitoring (production)
wells: S-1, S-1, S-3, S-4, S-5, and S-6. Therefore,
integrated analysis is required to have a comprehensive
overview of reservoir connectivity and hydrocarbon
saturation distribution around the injection pattern area.
The analysis was done by integrating tracer test result
on the hall plot analysis, water diagnostic plot, and
decline curve analysis were conducted to known the
effect of waterflooding and polymer injectivity test.
Streamline and vector analysis also conducted to know
the connectivity and saturation distribution of dynamic
reservoir modeling. This paper discusses an integrated
and comprehensive analysis to see deeply the reservoir
connectivity and remaining oil saturation distribution.
The tracer test result shows that all monitoring wells
are connected to the injection well. Hall plot analysis on
waterflooding indicates negative skin, while the
analysis indicates wellbore plugging on polymer
injectivity test. Production analysis shows that there is
declining in water production, followed by the decline
rate increment and oil production after the polymer
injectivity test. The streamline analysis result is in line
with the tracer test result. Flow vector analysis shows
the change in oil saturation distribution as the impact of
waterflooding and the polymer injectivity test.
Keywords—Integrated Analysis; Reservoir
Connectivity; Saturation Distribution;

Item Type: Article
Uncontrolled Keywords: Integrated Analysis; Reservoir Connectivity; Saturation Distribution;
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Faculty of Engineering, Science and Mathematics > School of Engineering Sciences
Depositing User: Dr.Ir, MT Dedy Kristanto
Date Deposited: 31 Mar 2023 14:16
Last Modified: 31 Mar 2023 14:16
URI: http://eprints.upnyk.ac.id/id/eprint/33095

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