深层致密气藏水平井吉4H钻井提速技术研究与实践  

RESEARCH AND PRACTICE OF DEEP TIGHT-SANDSTONE GAS RESERVOIR HORIZONTAL WELL DRILLING SPEED TECHNOLOGY OF WELL JI4H

作　　者：何飞[1] 赵前进[1] 陈明辉[1] 吴津[1] 王永刚[2] 

机构地区：[1]吐哈油田公司工程技术研究院钻井所,新疆哈密839009 [2]吐哈油田丘东采油厂,新疆哈密839009

出　　处：《新疆石油天然气》2013年第3期29-34,5,共6页Xinjiang Oil & Gas

摘　　要：通过对吐哈致密砂岩斜坡区钻井、地质等资料的分析找出了制约该区钻井速度的关键因素,针对性的开展了井身结构优化、个性化钻头设计优选、动力钻具优化配型、钻具组合优化等钻井提速技术研究,并在吉4H井现场实践中取得了显著的提速效果,大幅缩短了钻井周期,为水平井的成功钻探奠定了坚实基础,有效建立了该区长水平段水平井的高效钻井模式,为深层致密气藏实现水平井经济开发提供了有益借鉴。This paper finds out the key factors of restricting the drilling speed in the area by analysing of the tight sandstone slope area of drilling and geology information.Technology of drilling speed comprises casing program optimization,personalized bit design,motor drilling tool matching and BHA optimization.These technologies have been applied successfully and the speed effect is remarkable in well Ji4H and shorten the drilling cycle greatly.The effect lay a solid foundation for the success of drilling horizontal well and high effective model for the long horizontal section.These technologies provides the beneficial reference for achieving economical development of tight gas reservoir horizontal wells.

关 键 词：钻井提速 井身结构优化 个性化钻头设计 动力钻具配型 钻具组合优化 

分 类 号：TE243[石油与天然气工程—油气井工程]