Hydrocarbon Geological Differences of Three Basins in Southern South China Sea

被引:2
|
作者
Xie X. [1 ]
Zhao Z. [1 ]
Zhang G. [1 ]
Liu S. [1 ]
Wang L. [1 ]
Song S. [1 ]
Fu N. [1 ]
Zhang H. [1 ]
Wang Y. [1 ]
Tang W. [1 ]
Guo J. [1 ]
Sun R. [1 ]
机构
[1] CNOOC Research Institute, Beijing
关键词
Combination of source rock and reservoris; Reservoris; Source rocks; Southern South China Sea; Tectonic-sedimentary features;
D O I
10.3799/dqkx.2017.508
中图分类号
学科分类号
摘要
Many studies have been carried out on the hydrocarbon geologic conditions of Wan'an, Zengmu and Brunei-Sabah basins. However, there are few studies on the difference of hydrocarbon geologic conditions among basins. Based on a lot of previous research results, drilling, seismic data and oil and gas testing data were comprehensively used to analyse the main difference of hydrocarbon geology in the Wan'an, Zengmu and Brunei-Sabah basins in southern South China Sea. The study shows that the Cenozoic of the three basins all developed two tectonic stages, mainly developing marine-land transitional facies and marine depositional environment. Three periods (Oligocene, Miocene and Pliocene) developed two types of source rocks, i. e. the coal measures and terrigenous marine facies, the period of major source rock is gradually new from west to east. Developed two types of reservoirs, i. e. clastic sandstone and carbonate rock, reservoirs distribution may be characterized by near shore sand and distant shore reef, the reservoirs period is gradually new from west to east. There are two combination of source rock and reservoris, i. e. the distant shore self-generation and self-reservoiring and the near shore lower-generation and upper-reservoiring. © 2018, Editorial Department of Earth Science. All right reserved.
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页码:802 / 811
页数:9
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