旋冲钻井技术研究现状与展望  

Research status and prospect of rotary percussion drilling technology

作　　者：张诗达 朱勇[1] 高强[1] 苏红 ZHANG Shida;ZHU Yong;GAO Qiang;SU Hong(National Research Center of Pumps,Jiangsu University,Zhenjiang,Jiangsu 212013,China)

机构地区：[1]江苏大学国家水泵及系统工程技术研究中心,江苏镇江212013

出　　处：《排灌机械工程学报》2024年第5期497-507,共11页Journal of Drainage and Irrigation Machinery Engineering

基　　金：国家重点研发计划项目(2020YFC1512402);国家自然科学基金资助项目(52175052)。

摘　　要：随着中国资源勘探开发面向深层、超深层发展以及对应急钻孔救援水平保障能力的更高需求,旋冲钻井技术成为高效钻井领域的研究热点.旋冲钻井技术相较于传统旋转钻井技术,具备硬岩地层钻进效率高、钻压调控灵活、黏滑振动强度低等优势,广泛应用于深海深地资源勘探开采、应急钻孔救援等领域,具有广阔的应用前景.现阶段,在复杂岩层以及多变工况等条件下,进一步提高旋冲钻进效率、降低成本成为深井、超深井钻井过程中面临的首要任务.文中首先介绍了旋冲钻井技术的基本概念及优势;其次,综述了液动和气动2种冲击器的研制情况及结构特点;再次,讨论了高效破岩机制的研究进展和优化策略;从次,阐述了钻进效率关键影响因素方面的研究成果;最后,基于旋冲钻井技术研究成果和面临的挑战,对其未来研究方向进行了分析和展望.With the deep and ultra-deep development of resource exploration,as well as the higher demand for emergency drilling and rescue level guarantee capabilities,rotary percussion drilling technology has become a research hotspot in the field of efficient drilling.Compared with traditional rotary dril-ling technology,rotary drilling technology has advantages such as high drilling efficiency,low drilling pressure,and low stick-slip vibration intensity in hard rock formations.It is widely used in the exploration and exploitation of deep-sea resources,emergency drilling rescue and other fields.At present,under complex rock formations and variable working conditions,further improving the efficiency of rotary percussion drilling and reducing the costs have become the primary tasks faced in the process of deep and ultra-deep drilling.Firstly,the basic concept and advantages of rotary drilling technology are introduced.Secondly,the development and structural characteristics of hydraulic and pneumatic impactors are reviewed.Thirdly,the research progress and optimization strategies of efficient rock breaking me-chanisms are discussed.Fourthly,the research results on key influencing factors of drilling efficiency are elaborated.Finally,based on the research achievements and challenges faced by rotary percussion drilling technology,the future research directions are analyzed and prospected.

关 键 词：旋冲钻井 动力方式 钻进效率 破岩机理 高效破岩 

分 类 号：S277.9[农业科学—农业水土工程]