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Mechanisms of Oil Migration and Accumulation in F,Y Oil Layers of South Songzhan Region, Songliao Basin
Pages: 752-759
Year: Issue:  4
Journal: Acta Sedimentologica Sinica

Keyword:  宋站南地区三肇凹陷扶杨油层油源断裂成藏模式主控因素;
Abstract: 通过油藏解剖和油成藏条件空间配置关系,对宋站南地区扶杨油层油运聚成藏机制和主控因素进行了研究,得到宋站南地区扶杨油层油主要来自青一段源岩.油源区内扶杨油层油运聚成藏模式为:三肇凹陷青一段源岩生成的油在超压作用下通过T2源断裂向下"倒灌"运移进入扶杨油层后,再在浮力作用下沿断裂向高断块圈闭进行短距离的运聚成藏.油源区外扶杨油层油运聚成藏模式为:三肇凹陷扶杨油层中的油在浮力作用下沿被断裂沟通的砂体侧向...
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