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致密砂岩储层敏感性评价及影响因素分析——以鄂尔多斯盆地盐池地区长8储层为例
Authors
孙彤
师永民
+5 more
张志强
杜书恒
柴光胜
郭春安
魏云
Publication date
1 January 2020
Publisher
Abstract
以鄂尔多斯盆地盐池地区长8储层为例,利用薄片鉴定、X射线衍射、高压压汞和岩芯流体驱替实验等手段,对储层的敏感性开展定量评价,并深入剖析其影响因素。结果表明,鄂尔多斯盆地盐池地区长8致密砂岩储层的敏感性主要表现为中等偏强水敏、弱-中等偏弱酸敏、弱-中等偏弱碱敏和弱盐敏特征。储层的敏感性特征受黏土矿物成分、岩石矿物学特征、孔隙结构和物性影响,其中黏土矿物的含量和组成是主要影响因素,实际开发过程中应予以高度重视。研究结论可为致密砂岩油藏开发中后期提高采收率提供重要的科学依据。</p
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Institute Of Mechanics,Chinese Academy of Sciences
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oai:dspace.imech.ac.cn:311007/...
Last time updated on 19/05/2020
Institute Of Mechanics,Chinese Academy of Sciences
See this paper in CORE
Go to the repository landing page
Download from data provider
oai:dspace.imech.ac.cn:311007/...
Last time updated on 08/06/2020