河北舍女寺油田女12—女20断块孔二段沉积微相与油气聚集关系研究STUDY ON THE RELATIONSHIP BETWEEN SEDIMENTARY MICROFACIES AND OIL COLLECTING OF THE 2nd MEMBER OF KONGDIAN FORMATION IN FAULT-BLOCK Nü12-Nü20,SHENSI OILFEILD,HEBEI
吕毓刚,谢传礼,李玉胜,李钢
摘要(Abstract)：
黄骅坳陷南部舍女寺油田的古近系孔店组是在断陷盆地的快速充填过程中形成的典型的河流—三角洲沉积。根据取芯井段的取芯和测井资料分析,把剖面结构、砂体几何形态、沉积构造等微相特征进行描述和分析,划分出水下分流河道、河口坝、席状砂等储层沉积微相类型。研究表明,舍女寺地区沉积微相不仅控制储集层的分布,而且控制油气聚集。研究区中较大厚度的油层分布在水下分流河道的中心部位,即该区沉积微相带的主体部位起着油层控制作用。在复杂断块高含水开发中后期,微突起、微断层、微断鼻等圈闭和储集层的有利配置区,尤其是中心微相带与有利的微构造部位叠合区将是有利高产井区。
关键词(KeyWords)： 沉积微相;孔店组;古近系;黄骅坳陷;沧州;河北
基金项目(Foundation): 大港油田油藏描述项目(No.200305技279)
作者(Author): 吕毓刚,谢传礼,李玉胜,李钢
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