OALib Journal期刊
南襄盆地泌阳凹陷赵凹安棚油田深盆油(气)藏
, PP. 531-538
Keywords: 泌阳凹陷 ,赵凹安棚油田 ,深盆油(气) ,致密储层
Abstract:
泌阳凹陷赵凹安棚油田深层系部分油(气)藏属于深盆油(气)藏,即深盆致密砂岩油(气)藏。利用深盆气藏理论和分析方法,通过对其成藏要素分析,发现其深层系油(气)藏具有深盆油气藏的典型特征。构造呈现单斜背景上的鼻状,自西北向东南生油中心倾没;赵凹安棚油田深层系内油水分布较为复杂,在横向连续储层内,出现了油水关系倒置的深盆油(气);储层属非均质低渗透储层;从深盆油(气)观点看,属一种动态致密砂岩油(气)藏;地层压力异常低,甚至负异常压力。在泌阳凹陷勘探程度极高油区,如果进行思想变革,就能实现资源的突破。
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