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Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan

Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan June 2013 CAO Junxing, LIU Shugen and HE Xiaoyan, 2013. Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan. Acta Geologica Sinica (English Edition), 87(supp.): 535. Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan CAO Junxing1, 2, *, LIU Shugen1 and HE Xiaoyan2 1 State Key Laboratory of Oil and Gas Reservoir Geolopgy and Exploitation, Chengdu University of Technology, Chengdu 610059, China 2 School of Geophysics, Chengdu University of Technology, Chengdu 610059, China It has been known that earthquake may result in the change of oil and gas well production. After Wenchuan earthquake in 2008, in Sichuan, China, the production of gas wells in Longmenshan foreland basin showed sharply change., and at the same time, a few new emerging nature gas seepages were observed in Sichuan Basin. One of the gas seepages is far away from the epicenter zone for about 100 km. The facts indicate that huge earthquake may lead to fast hydrocarbon migration in a large range. Earthquakes occurred frequently in geological history. So, we guess that earthquakes may play key role in the secondary hydrocarbon migration and accumulation, and that may exist an "earthquake-induced” hydrocarbon migration and accumulation mechanism. The mechanism of "earthquake-induced” hydrocarbon http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Acta Geologica Sinica (English Edition) Wiley

Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan

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References (222)

Publisher
Wiley
Copyright
© 2013 Geological Society of China
ISSN
1000-9515
eISSN
1755-6724
DOI
10.1111/1755-6724.12149_3
Publisher site
See Article on Publisher Site

Abstract

June 2013 CAO Junxing, LIU Shugen and HE Xiaoyan, 2013. Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan. Acta Geologica Sinica (English Edition), 87(supp.): 535. Earthquakes in Longmenshan and Hydrocarbon Accumulation in Western Sichuan CAO Junxing1, 2, *, LIU Shugen1 and HE Xiaoyan2 1 State Key Laboratory of Oil and Gas Reservoir Geolopgy and Exploitation, Chengdu University of Technology, Chengdu 610059, China 2 School of Geophysics, Chengdu University of Technology, Chengdu 610059, China It has been known that earthquake may result in the change of oil and gas well production. After Wenchuan earthquake in 2008, in Sichuan, China, the production of gas wells in Longmenshan foreland basin showed sharply change., and at the same time, a few new emerging nature gas seepages were observed in Sichuan Basin. One of the gas seepages is far away from the epicenter zone for about 100 km. The facts indicate that huge earthquake may lead to fast hydrocarbon migration in a large range. Earthquakes occurred frequently in geological history. So, we guess that earthquakes may play key role in the secondary hydrocarbon migration and accumulation, and that may exist an "earthquake-induced” hydrocarbon migration and accumulation mechanism. The mechanism of "earthquake-induced” hydrocarbon

Journal

Acta Geologica Sinica (English Edition)Wiley

Published: Jun 1, 2013

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