导向钻井系统在大斜度井中的应用  

APPLICATION OF STEERING DRILLING SYSTEM IN HIGH ANGLE WELL IN HENAN OILFIELD

作　　者：孙明亮[1] 郑延斌[1] 潘金山[1] 李志刚[1] 

机构地区：[1]河南石油勘探局钻井工程公司钻研所

出　　处：《钻采工艺》2004年第5期6-8,共3页Drilling & Production Technology

摘　　要：介绍了导向钻井系统的设计及对导向钻具理论特性的分析,针对河南油田大斜度井的特点,在钻井液性能和钻井工艺方面采取了相应的技术措施,充分发挥导向系统的优越性,提高机械钻速,减少井下复杂等事故隐患,降低钻井成本。Steering drilling technology is the development trend of modern drilling.The paper introduces the design and work principle of steering drilling system and analyzes the characteristic of steering drilling tools.This system has been applied in high-angle well in henan Oilfield,and obtained good effect.In accordance with the formations characteristic of Henan Oilfield,the corresponding technical measures have also been developed in the aspect of the drilling fluid property and drilling technology.The field application of this system has shown its advantage and good effect,and provides experience for further applying this system.

关 键 词：导向钻井系统 大斜度井 钻具 轨迹控制技术 丛式井 定向井 机械钻速 

分 类 号：TE242.3[石油与天然气工程—油气井工程]