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东濮凹陷砂岩裂缝油藏特征及富集规律

Fault-Block Oil & Gas Field(2009)

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Abstract
通过对三叠系砂岩裂缝油藏地层特征、裂缝性储层特征研究分析,认为砂岩基质岩性致密,物性差,不具备储集性能。提出纯砂岩裂缝油藏的新论点为砂岩裂缝含油,明确了中生界三叠系砂岩裂缝特点及分布规律。在此基础上开展油气成藏控制因素及成藏模式研究,认为裂缝既是储集空间又是渗流通道,供烃条件决定油藏规模和富集程度,提高了对中生界高阻红层油藏的认识。
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Key words
crack,Triassic,accumulation model,reservoir characteristics
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