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刘树根,邓宾,孙玮,等. 四川盆地是“超级”的含油气盆地吗?[J]. 西华大学学报(自然科学版),2020,39(5):20 − 35 . doi: 10.12198/j.issn.1673-159X.3783
引用本文: 刘树根,邓宾,孙玮,等. 四川盆地是“超级”的含油气盆地吗?[J]. 西华大学学报(自然科学版),2020,39(5):20 − 35 . doi: 10.12198/j.issn.1673-159X.3783
LIU Shugen, DENG Bin, SUN Wei, et al. May Sichuan Basin be a Super Petroliferous Basin?[J]. Journal of Xihua University(Natural Science Edition), 2020, 39(5): 20 − 35 . DOI: 10.12198/j.issn.1673-159X.3783
Citation: LIU Shugen, DENG Bin, SUN Wei, et al. May Sichuan Basin be a Super Petroliferous Basin?[J]. Journal of Xihua University(Natural Science Edition), 2020, 39(5): 20 − 35 . DOI: 10.12198/j.issn.1673-159X.3783

四川盆地是“超级”的含油气盆地吗?

May Sichuan Basin be a Super Petroliferous Basin?

  • 摘要: 近年来四川盆地进入了天然气发展的黄金时期,相继发现了普光、磨溪(安岳)以及焦石坝等大型、特大型常规/非常规气田。本文主要从盆地地质结构、烃源岩、储层、封盖层和油气基础设施等方面进行分析,并与典型超级含油气盆地对比,探讨四川盆地是否有望成为“超级”的含油气盆地。分析认为:四川盆地内构造-沉积分异大,但基底极其稳定;烃源岩非常发育且成气率高;储集层层位多,岩性多样,厚度大;盖层层位多,多级封闭条件好;基础设施完备;天然气资源丰富,勘探潜力巨大。综合认为,四川盆地有望成为“超级”的含油气盆地。

     

    Abstract: Sichuan basin is entering a golden era for natural gas exploration and development. A series of giant gas fields, including Puguang, Moxi(Anyue) and Jiaoshiba gas fields, were successively discovered in nearly decade. Comparing with global typical Super petroliferous basins, the present paper discusses whether Sichuan basin is a Super petroliferous basin from geological structure, source rock, reservoir, capping layer, and infrastructure. The analysis shows that Sichuan basin is characterized by obvious tectonic-sedimentary differentiation, extremely stable basement, high quality of hydrocarbon source rocks, high hydrocarbon generation rate, multiple high-quality reservoirs and various reservoir lithology, multiple cap rocks with good seal conditions, good oil and gas infrastructure, and abundant natural gas resources and great exploration prospect. Therefore, Sichuan basin may be a super basin with rich gas resources.

     

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