| 吸入模块密封胶心过盈量对其性能影响研究 |
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| 引用本文： | 徐群,陈国明,张彦廷,殷志明.吸入模块密封胶心过盈量对其性能影响研究[J].石油机械,2011(4):18-22,94. |
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| 作者姓名： | 徐群 陈国明 张彦廷 殷志明 |
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| 作者单位： | 中国石油大学(华东)海洋油气装备与安全技术研究中心;中海油研究总院; |
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| 基金项目： | 国家科技重大专项“深水油气田开发钻完井工程配套技术”(2008ZX05026-001) |
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| 摘 要： | 以在我国南海深水服役的无隔水管钻井液回收钻井系统为对象,进行吸入模块密封胶心摩擦接触有限元分析,研究过盈量对胶心与钻杆及接头间接触压力的影响,分析不同过盈量下胶心与钻杆或接头接触时的胶心Mises应力峰值和摩擦力分布规律,以期为密封胶心优化设计和延寿提供技术参考。建模时胶心材料模型采用近似不可压缩弹性材料的两参数Mooney-Rivlin模型函数,采用罚函数法求解钻杆及接头和胶心的接触问题,摩擦模型选用库伦摩擦模型。结果表明,接触压力随过盈量的增大而增大,呈非线性关系;胶心Mises应力随过盈量的增大而变大,而且胶心与接头上端接触时Mises应力峰值最大,增大也较快。
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| 关 键 词： | 隔水管 钻井液回收钻井系统 密封胶心 过盈量 接触压力 |
Research on the effect of the suction module seal rubber interference on its performance |
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| Xu Qun,Chen Guoming,Zhang Yanting,et al.Research on the effect of the suction module seal rubber interference on its performance[J].China Petroleum Machinery,2011(4):18-22,94. |
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| Authors: | Xu Qun Chen Guoming Zhang Yanting |
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| Affiliation: | Xu Qun(Offshore Oil-gas Equipment and Safety Technology Research Center,China University of Petroleum,Dongying City,Shandong Province),Chen Guoming,Zhang Yanting,et al |
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| Abstract: | With the riserless drilling fluid recovery drilling system of China's South Sea as the object of study,an finite element analysis of the suction module seal rubber friction contact was conducted,studying the effect of interference on the rubber,drillpipe and the contact pressure between subs,and analyzing the distribution law of the Mises stress peak values and friction forces of the rubber when the rubber contacts the drillpipe or the sub under different interferences,so as to provide the technological ref... |
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| Keywords: | riser drilling fluid recovery drilling system seal rubber interference contact pressure |
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