高强度柔性钻杆的研制与应用  

Development and Application of High Strength Flexible Drill Pipe

作　　者：孔令沪 程林[1,2] 王克虎 满国祥[1,2] 朱立强 KONG Linghu;CHENG Lin;WANG Kehu;MAN Guoxiang;ZHU Liqiang(Land and Resources Exploration Center of Hebei Bureau of Geology and Mineral Resources,Shijiazhuang 050081,China;Hebei Shitan Machinery Manufacturing Co.,Ltd.,Shijiazhuang 050081,China)

机构地区：[1]河北省地矿局国土资源勘查中心,石家庄050081 [2]河北石探机械制造有限责任公司,石家庄050081

出　　处：《地质装备》2022年第1期20-22,共3页Equipment for Geotechnical Engineering

摘　　要：柔性钻杆是超短半径侧钻水平井钻进的专用钻具。本文重点介绍了高强度柔性钻杆的设计研发过程和结构特点,以及根据高强度柔性钻杆的现场应用效果,并针对应用中发现的风险隐患进行的优化设计。高强度柔性钻杆的研制成功将有助于推动超短半径钻杆的发展。Flexible drill pipe is the special tool for sidetracking horizontal well drilling with ultra short radius.This paper focuses on the design and development process,structural characteristics of high-strength flexible drill pipe,as well as the optimal design according to the field application effect of high-strength flexible drill pipe and the hidden dangers found in application.The successful development of high strength flexible drill pipe will help to promote the development of sidetracking horizontal well drilling with ultra short radius.

关 键 词：高强度 柔性钻杆 超短半径 侧钻水平井 

分 类 号：P634.4[天文地球—地质矿产勘探] TE921[天文地球—地质学]