Design of tracer tests for natural gas underground storage operations - a simulation approach

Y. J. Yeh, M. C.T. Kuo

Research output: Contribution to conferencePaperpeer-review

1 Citation (Scopus)

Abstract

Chinese Petroleum Corporation started the import of Liquified Natural Gas (LNG) from Indonesia in 1990 and utilized a depleted gas reservoir, Tiehchenshan Gas Field, to store the surplus LNG. With a compositional reservoir simulator, this paper investigated the feasibility of using CO2 as a tracer for monitoring the flow path of injected LNG. The CO2 content in the Tiehchenshan gas and Indonesia LNG is around 2 mole % and 0 mole %, respectively. The simulation results indicated that monitoring the CO2 concentration change at the producing wells would help understand the flow path of the injected gas and the reservoir description for Tiehchenshan Gas Field. Currently, compositional simulators seldom take the radioactive decay into account. This paper successfully developed a simple method which would allows the users of compositional simulators to design a test using a radioactive tracer. The simulation results showed that the mechanism of radioactive decay must be taken into account during the design and analysis of radioactive tracer tests for underground gas storage operations.

Original languageEnglish
Pages1231-1245
Number of pages15
DOIs
Publication statusPublished - 1994
EventProceedings of the 3rd Latin American and Caribbean Petroleum Engineering Conference - Buenos Aires, Argent
Duration: 1994 Apr 261994 Apr 29

Other

OtherProceedings of the 3rd Latin American and Caribbean Petroleum Engineering Conference
CityBuenos Aires, Argent
Period94-04-2694-04-29

All Science Journal Classification (ASJC) codes

  • Geology

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