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| 引用本文： | 艾池,史晓东.???????????????????????????????[J].力学与实践,2010,32(1):68-71. |
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| 作者姓名： | 艾池 史晓东 |
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| 作者单位： | 黑龙江省大庆油田有限责任公司勘探开发研究院 |
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| 摘 要： | 通过对套铣筒这种特殊结构钻柱的分析，在现有钻柱力学模型研究的基础上，针对
套铣筒结构特点(大筒径、薄壁筒型钻柱)，建立套铣筒与井壁接触力学模型，通过分析套铣
管柱在井下屈曲状态以及与井壁接触压力的计算，对套铣筒进行力学分析以及摩阻力计算.
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| 关 键 词： | 修井 套铣筒 钻柱 摩阻力 |
| 收稿时间： | 2008-03-24 |
FRICTIONAL RESISTANCE ANALYSIS AND CALCULATION OF WASHOVER-STRING IN PROCESS OF EXTRACTING CASING |
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| AI Chi
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SHI Xiaodong.FRICTIONAL RESISTANCE ANALYSIS AND CALCULATION OF WASHOVER-STRING IN PROCESS OF EXTRACTING CASING[J].Mechanics and Engineering,2010,32(1):68-71. |
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| Authors: | AI Chi SHI Xiaodong |
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| Institution: | */a>;1;+/a>;2;Daqing Petrolem Institute/a>;Daqing 163318/a>;China;Daqing Oilfield Company E&D Research Institute/a>;Daqing 163712/a>;China |
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| Abstract: | Based on the existing string mechanical model,the mechanical model of washover-string is built with its structure features(big diameter,thin-wall).After washover-string inflexion condition and contact force are analyzed,friction resistance of washover-string is calculated and analyzed. |
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| Keywords: | workover washover-string drill string frictional resistance |
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