| 水下夹桩器夹持性能分析及实验研究 |
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| 引用本文： | 姜沛然,房晓明. 水下夹桩器夹持性能分析及实验研究[J]. 哈尔滨工程大学学报, 2011, 32(9): 1228-1232. DOI: 10.3969/j.issn.1007-7043.2011.09.023 |
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| 作者姓名： | 姜沛然 房晓明 |
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| 作者单位： | 1. 哈尔滨工程大学机电工程学院,黑龙江哈尔滨,150001
2. 海洋石油工程股份有限公司,天津,300451 |
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| 摘 要： | 水下夹桩器是海洋石油平台导管架安装过程中的重要夹具.为了研究夹桩器的夹持性能,对夹桩器压块材料、压块齿形进行研究,设计并优化了压块的齿形参数,建立了压块齿部与导管桩间接触力学模型.对夹紧力与压块齿部嵌入深度关系的非线性问题,利用LS-DYNA进行了动力分析.依据薄壳弹塑性稳定性理论确定了导管桩不失稳的临界均布夹紧力,给...
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| 关 键 词： | 水下夹桩器 接触 动力学分析 弹塑性 |
Analysis and experimental study on the grip function of an underwater skirt pile gripper |
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| JIANG Peiran,FANG Xiaoming. Analysis and experimental study on the grip function of an underwater skirt pile gripper[J]. Journal of Harbin Engineering University, 2011, 32(9): 1228-1232. DOI: 10.3969/j.issn.1007-7043.2011.09.023 |
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| Authors: | JIANG Peiran FANG Xiaoming |
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| Affiliation: | JIANG Peiran1,FANG Xiaoming2(1.College of Mechanical and Electrical Engineering,Harbin Engineering University,Harbin 150001,China,2.Offshore Oil Engineering Co.,Ltd.,Tianjin 300451,China) |
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| Abstract: | The underwater skirt pile gripper plays an important part in the installation process of an offshore oil platform jacket.In order to study the clip function,material,and shape of the pressing block in underwater conditions,the skirt pile gripper was investigated.Parameters of the pressing block tooth were designed and optimized,and the contact mechanical model of the pressing block teeth and the steel pile was constructed.The nonlinear relationship between the pressing force and the depth of the pressing bl... |
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| Keywords: | underwater skirt pile gripper contact dynamic analysis elastic-plastic |
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