机械式静态推靠垂钻工具在川东北地区的应用  

The Field Application of Mechanical Vertical Drilling in Northeast Sichuan

作　　者：孙峰 SUN Feng(State Key Laboratory of Shale Oil and Gas Enrichment Mechanisms and Effective Development,Beijing 102206,China;Sinopec Research Institute of Petroleum Engineering,Beijing 102206,China)

机构地区：[1]页岩油气富集机理与高效开发全国重点实验室,北京102206 [2]中石化石油工程技术研究院有限公司,北京102206

出　　处：《石油矿场机械》2025年第2期71-76,共6页Oil Field Equipment

基　　金：国家重点研发计划项目“复杂油气智能钻井理论与方法”(2019YFA0708300);中石化科技部重点攻关项目“静态推靠机械式垂钻工具研制”(P12075)。

摘　　要：新型机械式静态推靠自动垂直钻井工具为纯机械式三层独立旋转结构,由重力偏重稳定平台等部件组成,能在钻井中主动防斜纠斜,具有耐高温、高转速、耐强振及低成本等特点。在川东北XXXT-1井三开须家河井段大倾角地层应用6井次,累计进尺742 m,井斜控制在0.5°左右,取得良好防斜打直效果。与传统技术及国外系统相比,纯机械式结构提高了可靠性、降低成本,能有效释放钻压和传递转矩,提高机械钻速。通过现场应用验证了其可行性、稳定性及可靠性,为工具进一步推广应用提供了技术支撑,为复杂地层钻井提供了高效可靠的解决方案,对钻井工程技术发展具有重要意义。The research focuses on the field application of a new mechanical static push against an automatic vertical drilling tool in the inclined section of the Northeast Sichuan Block.This tool is a purely mechanical three-layer independent rotary structure composed of components such as a gravity-biased stable platform.It can actively prevent and correct deviation during drilling and has the characteristics of high-temperature resistance,high rotation speed,strong vibration resistance,and low cost.It has been used six times in the high-angle formation of the Xujiahe section in the third spud of the XXXT-1 well in northeast Sichuan,with a cumulative length of 742 meters.The well deviation is controlled at about 0.5°,achieving a good effect of deviation prevention and straight drilling.Compared with traditional technologies and foreign systems,the purely mechanical structure of this tool improves reliability and reduces cost.It can effectively release drilling pressure and transmit torque,and increase the penetration rate.The field application has verified its feasibility,stability,and reliability,providing technical support for the further promotion and application of the tool,and providing an efficient and reliable solution for drilling in complex formations,which is of great significance to the development of drilling technology in China.

关 键 词：机械式 垂钻工具 静态推靠 井斜 防斜纠斜 

分 类 号：TE921.2[石油与天然气工程—石油机械设备]