叠前反演在西湖凹陷A构造低渗气层边界识别中的应用

Offshore Oil(2015)

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Abstract
西湖凹陷A构造花港组储层埋藏深,具有低孔渗和横向变化快的特点.通过对构造区已钻井低渗气层的岩石物理分析,研究了弹性参数与岩性、物性和含油气的关系,优选Vp/Vs作为低渗气层识别的敏感参数,并针对构造区开展叠前同步反演,结合Vp/Vs岩性反演和构造解释成果,精细合理地刻画了低渗气层的边界,建立了一套有效的低渗气层识别的技术系列.
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