石油学报 ›› 1994, Vol. 15 ›› Issue (3): 119-125.DOI: 10.7623/syxb199403016

• 石油工程 • 上一篇    下一篇

重叠和覆盖条件下PDC切削齿破岩规律

翟应虎, 蔡镜, 刘希圣   

  1. 石油大学 北京
  • 收稿日期:1992-11-11 修回日期:1993-05-26 出版日期:1994-07-25 发布日期:2013-07-08

STUDY ON THE ROCK BREAKING OF PDC CHIPPING BITS UNDER OVERLAY AND COVERAGE CONDITIONS

Zhai Yinghu, Cai Jinglun, Liu Xisheng   

  1. Petroteum University, Beijing
  • Received:1992-11-11 Revised:1993-05-26 Online:1994-07-25 Published:2013-07-08

摘要: 本文详细介绍了对PDC钻头切削齿在实际工作条件-重叠和覆盖条件下破岩规律的研究结果.主要内容包括研究方法、影响重叠和覆盖条件下切削齿破岩载荷的因素及规律、研究结果在钻头设计中的应用等.

关键词: [PDC钻头], 切削钻头, [破岩], 研究

Abstract: This paper introduces the research results on the failure of rock under practica1 condition,i.e,the action of multiple PDC cutters. The main contents include the researchmethod,the factors affecting the load for cutting rock under the action of multiple PDC cutters,the failure of rock under the action of multiple PDC cutters,and the application of research results to the design of PDC bit.

Key words: [PDC bit], chipping type bit, [kataclasite], study