伊拉克哈法亚油田Mishrif组MB1-2亚段局限台地碳酸盐岩储层特征及评价Characteristics and evaluation of carbonate reservoirs in restricted platform in the MB1-2 Sub-Member of Mishrif Formation,Halfaya Oilfield,Iraq
张萌;乔占峰;高计县;朱光亚;孙文举;
摘要(Abstract):
伊拉克南部哈法亚油田Mishrif组广泛发育碳酸盐岩局限台地沉积。基于岩心、薄片资料,分析Mishrif组MB1-2亚段碳酸盐岩局限台地沉积微相、岩性与孔隙发育特征,研究碳酸盐岩储层特征。结果表明:储层总体上具有相控性,沉积微相对储层起主要控制作用,可分为生屑滩相储层、潮道相储层及潟湖相储层,储集空间主要分为微孔、晶间孔、粒内溶孔、铸模孔、粒间溶孔、溶蚀孔洞、粒间孔、体腔孔和生物格架孔。颗粒灰岩储集性最好,泥晶灰岩储集性最差,储集性同时受孔隙类型与成岩作用类型控制。该结果为哈法亚油田油藏挖潜和开发策略制定提供指导。
关键词(KeyWords): 伊拉克;哈法亚油田;Mishrif组;MB1-2亚段;碳酸盐岩;局限台地;储层特征;储层评价
基金项目(Foundation): 国家科技重大专项(2017ZX05001)
作者(Author): 张萌;乔占峰;高计县;朱光亚;孙文举;
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DOI:
参考文献(References):
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