| 旋冲钻井参数对破岩效率的影响研究 |
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| 引用本文： | 李国华,鲍洪志,陶兴华. 旋冲钻井参数对破岩效率的影响研究[J]. 石油钻探技术, 2004, 32(2): 4-7 |
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| 作者姓名： | 李国华 鲍洪志 陶兴华 |
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| 作者单位： | 1. 石油大学(北京)石油天然气工程学院,北京,昌平,102249
2. 中国石化石油勘探开发研究院德州石油钻井研究所,山东,德州,253005 |
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| 摘 要： | 通过理论和试验相结合的方法,分析了旋冲钻井参数对破岩效率的影响及钻井参数与冲击器性能参数间的关系,讨论了石油钻井中常遇到的泥岩、砂岩、灰岩的基本特性参数与冲击器的冲击功和冲击频率的关系,给出了岩石强度、可钻性及硬度与冲击器性能参数的关系.
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| 关 键 词： | 冲击钻井 旋转钻井 冲击器 钻压 转速 排量 岩石可钻性 |
| 文章编号： | 1001-0890(2004)02-0004-04 |
| 修稿时间： | 2004-02-09 |
Effects of Drilling Conditions on Crushing Rocks while Rotary Percussion Drilling |
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| Li Guohua,Bao Hongzhi,Tao Xinghua. Effects of Drilling Conditions on Crushing Rocks while Rotary Percussion Drilling[J]. Petroleum Drilling Techniques, 2004, 32(2): 4-7 |
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| Authors: | Li Guohua Bao Hongzhi Tao Xinghua |
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| Affiliation: | Li Guohua~1,Bao Hongzhi~2,Tao Xinghua~2 |
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| Abstract: | Combining theoretical research with lab tests, this p aper analyzes effects of drilling parameters on the penetrating efficiency, inve stigates relationships between drilling variables and performances of hammer dri lls, discusses correlations between characteristics of common rocks penetrated by the well and working conditions of hammer drills, and presents how the perfor mances of hammer drills are set according to lithologies, including strength, dr illability and hardness. |
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| Keywords: | percussion drilling rotary drilling striker bit weight rotary speed discharge capacity rock drillability |
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