金帅,蒋有录,苏圣民,陈杏霞,侯帅

• 1:中国石油大学(华东)地球科学与技术学院
• 2:中国石油化工股份有限公司东北油气分公司

摘要(Abstract)：

龙凤山地区是长岭断陷重要的油气富集区，已发现油气多分布于断裂带附近，探讨断裂与油气运聚的关系具有重要意义。结合地震、测井、岩心、镜下薄片、流体包裹体观察及测温等资料，在断裂静态特征与断裂带结构识别研究基础上，综合分析断面形态、断裂活动特征与油气运聚的关系。研究结果表明，断裂的诱导裂缝带发育大量裂缝，有效地改善火山岩的物性，断裂可作为输导油气的优势运移通道；Ⅰ级断层的“汇聚型”断面形态控制油气主要富集位置；断层活动性与第一期成藏期匹配良好，断裂可作为输导油气的优势通道，后期断裂带裂缝被石英、方解石所充填，断裂对火山岩油气藏主要起封闭作用。

关键词(KeyWords)： 断裂带结构;裂缝;断层活动性;火山岩;油气运聚;龙凤山地区

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41972140);; 中国石油化工股份有限公司东北油气分公司油气勘探类项目(DBKJ20190005)

作者(Author): 金帅,蒋有录,苏圣民,陈杏霞,侯帅

DOI: 10.19509/j.cnki.dzkq.tb20210500

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