页岩储层微观孔隙非均质性及影响因素Heterogeneity of Micropore and Its Impacting Factors in Shale Reservoir
吴泓辰,何金先,张晓丽,王爱宽,金洪波,任泽强
摘要(Abstract)：
页岩储层孔隙结构具有强烈的非均质性。为提高对页岩储层微观孔隙非均质性的认识,开展了大量文献调研工作,据此对页岩储层微观孔隙非均质性及影响因素进行分析。结果表明,页岩气储层孔隙结构非均质性既体现在孔隙类型的多样,也体现在孔径、孔隙度、孔容以及孔比表面积等孔隙参数的变化。分形理论能够对页岩孔隙的非均质性进行定量的描述,从而有助于对页岩气储层之间非均质性的强弱进行比较,并且能够探讨储层物性与非均质性之间的关系。有机质热成熟程度、有机碳含量以及矿物组分均对页岩气储层孔隙非均质性有一定影响。
关键词(KeyWords)： 页岩气;微观孔隙;非均质性;分形影响因素
基金项目(Foundation): 中国博士后科学基金项目(2015M571841);; 构造与油气资源教育部重点实验室开放研究基金项目(TPR-2015-04);; 江苏高校优势学科建设工程资助项目联合资助
作者(Author): 吴泓辰,何金先,张晓丽,王爱宽,金洪波,任泽强
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