裸眼斜向器深层侧钻适用性分析  

Applicability analysis of deep sidetracking of openhole whipstock

作　　者：吴迪 贾宗文 周宏亮 陈运河 Wu Di;Jia Zongwen;Zhou Hongliang;Chen Yunhe(China Oilfield Services Limited,Tianjin 300459;CNOOC Research Institute,Beijing 100000)

机构地区：[1]中海油田服务股份有限公司,天津300459 [2]中海油研究总院钻采研究所,北京100000

出　　处：《石化技术》2022年第2期157-158,共2页Petrochemical Industry Technology

摘　　要：渤中某凝析气田深部地层,硬度大地层温度高,使用传统注水泥侧钻方式,侧钻困难,井下风险高。本文针对这一难点,提出裸眼斜向器深层侧钻工艺并针对作业中面临的主要难点逐一分析解决。研究表明裸眼斜向器工艺适用于该区域深层侧钻,能够解决深部超硬、高温地层侧钻难题。Some condensate gas fields in BoZhong sea deep formation,high hardness high formation temperature.It is very difficult to use the traditional cementing sidetrack method.Aiming at this difficulty,this paper puts forward the deep sidetracking technology of open-hole whipstock and analyzes and solves the main difficulties in operation one by one.The research shows that the open-hole whipstock technology is suitable for deep sidetracking in this area and can solve the problem of sidetracking in deep ultrahard and high-temperature formation.

关 键 词：侧钻 裸眼斜向器 定向 管外封隔器 

分 类 号：TE24[石油与天然气工程—油气井工程]