准南地区断层垂向封闭性评价
Petroleum Exploration and Development（2004）
Abstract
准噶尔盆地南缘西部地区处于天山山前冲断带,背斜大多被断层切割,存在异常高压,油气藏的形成和破坏与断层的垂向封闭性关系密切.利用断层封闭系数评价安集海构造、独南构造和吐谷鲁构造内断层的垂向封闭性,认为受流体压力分布等因素的制约,同一地区不同断层的垂向封闭性明显不同,而同一条断层在不同深度段的封闭性也可能截然不同.图3表1参16
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Key words
southern junggar basin,vertical seal ability,faults,hydrocarbon
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