复杂断陷盆地开发区块单砂体级高分辨率层序地层学研究——以海拉尔盆地苏31块南屯组二段为例HIGH-RESOLUTION SEQUENCE STRATIGRAPHY STUDY OF SINGLE SAND BODY IN THE DEVELOPMENT BLOCK OF COMPLEX FAULT BASIN:TAKE THE SECOND MEMBER OF NANTUN FORMATION OF SU 31 BLOCK OF HAILA'ER BASIN FOR EXAMPLE
张世广
摘要(Abstract)：
单砂体级高分辨率层序地层学研究对加速深化滚动勘探开发早期海拉尔盆地地质特征认识具有重要意义。运用高分辨率层序地层学原理和方法,结合钻井、测井、地震、分析化验资料,在海拉尔盆地苏31块南屯组二段识别出2个长期、4个中期、8个短期、46个超短期基准面旋回。砂体、含油砂体主要发育于LSC1下降半旋回的晚期和LSC2上升半旋回的早至中期时期中各中期基准面下降半旋回的中至晚期和中期基准面上升半旋回的早期。随着基准面的下降,砂体发育程度、砂体类型、物性、含油性逐渐变好;随着基准面的上升,砂体发育程度、砂体类型、物性、含油性逐渐变差。
关键词(KeyWords)： 高分辨率层序地层学;基准面旋回;单砂体;储层;南屯组;海拉尔盆地;黑龙江省
基金项目(Foundation): 国家自然科学基金项目(No.40972101)资助
作者(Author): 张世广
DOI: 10.19839/j.cnki.dcxzz.2011.02.017
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