盘式钻头及其破岩机理  

DISK BIT AND ITS ROCK-BREAKING MECHANISM

作　　者：刘清友[1] 吴泽兵[1] 马德坤[1] 

机构地区：[1]西南石油学院钻头研究室

出　　处：《天然气工业》1998年第1期53-55,共3页Natural Gas Industry

基　　金：中国石油天然气总公司中青年创新基金

摘　　要：介绍了一种新型齿形结构的牙轮钻头———盘式钻头的结构特点、破岩机理以及国外（特别是前苏联）在盘式钻头方面所做的工作，包括破岩机理方面的研究、实验室和现场试验工作及其在生产实际中的使用情况。对盘式钻头的研究现状及其在目前生产中推广应用所存在的问题作了简要介绍。并对开展盘式钻头进一步研究的可行性和具体研究方向作了详细阐述。同时对开展盘式钻头研究的重要意义及盘式钻头将在我国石油勘探开发中的作用及应用前景作了阐述。In this paper,the structural characteristics and rock breaking mechanism of the disk bit—a kind of roller bit with new tooth structure are presented,the works done abroad especially in former USSR,for disk bit,including the rock breaking mechanism research,the test in laboratory and at worksite and the situation of its use in production practice are introduced,the current research situation of disk bit and the problems existed in its application and dissemination are briefly presented,the feasibility for further research and the research trend for disk bit are expounded in detail,and the significance of disk bit reseach,the role of disk bit in the petroleum exploration and development in China and its application prospects are discussed also.

关 键 词：油气井 盘式钻头 钻头 结构 破岩机理 

分 类 号：TE921.103[石油与天然气工程—石油机械设备]