鄂尔多斯合水地区长8储层特征Chang 8 Reservoir Features in Heshui Area, Ordos Basin
陈建文,吴雨风,张涛,郁林军,卢怡帆,麻俊宇,寇玉霖,丁晶
摘要(Abstract):
针对合水地区长8油层组新油藏的发现,依据新的钻井数据及岩心样品,结合高压压汞、铸体薄片、电镜扫描等实验测试结果,分析长8储层特征,探讨成岩作用对其致密化的影响。结果表明,研究区长8储层以岩屑长石砂岩、长石岩屑砂岩为主,孔隙类型以长石溶孔和粒间孔为主,整体呈现低渗储层特征;储层致密化的主控成岩作用包括压实作用和铁方解石胶结作用。
关键词(KeyWords): 合水-板桥地区;长8段;储层特征;鄂尔多斯盆地
基金项目(Foundation): 国家自然科学青年基金项目“致密砂岩储层微观孔喉非均质性及对石油分布的控制作用”(41502137)
作者(Author): 陈建文,吴雨风,张涛,郁林军,卢怡帆,麻俊宇,寇玉霖,丁晶
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