氮气泡沫复合体系在底水油藏水平井堵水中的应用  

Application of Nitrogen Foam Composite System in Horizontal Well Water Plugging in Bottom Water Reservoir

作　　者：冉从俊 Ran Congjun(Caofeidian operation company of CNOOC(China)Co.,Ltd.,Tianjin 300308,China)

机构地区：[1]中海石油(中国)有限公司曹妃甸作业公司,天津300308

出　　处：《云南化工》2022年第4期95-97,共3页Yunnan Chemical Technology

摘　　要：对氮气泡沫复合体系进行了相应的性能评价。结合氮气泡沫复合体系的特点,针对底水油藏水平井堵水过程中存在的难点,提出了远调近堵、压锥和堵水相结合的工艺。利用三相泡沫中的微球,在底水油藏深部实现反向调剖作用,并在曹妃甸11-1油田A67H井中,实现了现场应用,取得了良好的堵水效果。In this paper,the performance evaluation of the nitrogen foam composite system is carried out.Combined with the characteristics of the nitrogen foam composite system,aiming at the difficulties existing in the horizontal well water plugging process in the bottom water reservoir,a technology combining remote plugging,pressing cone and water plugging is put forward.It has been successfully applied in well A67H of Caofeidian 11-1 oilfield and achieved good water shutoff effect.

关 键 词：底水油藏 水平井 氮气泡沫复合体系 堵水 现场应用 

分 类 号：TE358[石油与天然气工程—油气田开发工程]