天然气地球科学 ›› 2010, Vol. 21 ›› Issue (5): 755761.doi: 10.11764/j.issn.1672-1926.2010.05.755
张顺存, 杨兆臣, 刘振宇, 刘巍, 王龙罡, 史基安, 鲁新川
ZHANG Shun-Cun, YANG Zhao-Chen, LIU Zhen-Yu, LIU Wei, WANG Long-Gang, SHI Ji-An, LU Xin-Chuan
摘要:
通过对克百断裂下盘二叠系碎屑岩储层的研究,发现储集岩主要是细砾岩和砂砾岩;同时,研究区储集岩的物性以夏子街组为好,风城组和下乌尔禾组较差;在此基础上,结合岩心资料,通过薄片分析及扫描电镜分析,研究了成岩作用对研究区砂砾岩储层物性的控制作用:压实作用是储层物性最主要的破坏性成岩作用;受胶结物含量不同的控制,胶结作用对储层物性具有双重作用;溶蚀作用是研究区产生次生孔隙和裂缝,并具有连通作用的最重要的建设性成岩作用。
中图分类号:
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