| 船舶推进轴系纵振计算方法及影响因素分析 |
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| 引用本文： | 周瑞,江祎,管文生.船舶推进轴系纵振计算方法及影响因素分析[J].中国舰船研究,2011,6(6):17-22. |
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| 作者姓名： | 周瑞 江祎 管文生 |
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| 作者单位： | 中国舰船研究设计中心,上海,201108 |
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| 基金项目： | 海军装备关键技术研究项目 |
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| 摘 要： | 根据船舶推进轴系纵向振动的运动微分方程,推导了组成推进轴系的刚性均质圆盘、推力轴承以及轴段单元的传递矩阵,给出了利用传递矩阵求解推进轴系纵向振动固有频率和固有振型的方法.为进一步分析推进轴系正常运行时各轴段的纵向振幅和交变轴向力,对刚性均质圆盘、推力轴承以及轴段单元的传递矩阵进行了扩展,进而给出了基于扩展传递矩阵的推进...
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| 关 键 词： | 推进轴系 纵向振动 传递矩阵 临界转速 |
Calculation Method of Ship Propulsion Shafting Longitudinal Vibration and Influencing Factors |
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| Zhou Rui,Jiang Yi,Guan Wen-sheng.Calculation Method of Ship Propulsion Shafting Longitudinal Vibration and Influencing Factors[J].Chinese Journal of Ship Research,2011,6(6):17-22. |
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| Authors: | Zhou Rui Jiang Yi Guan Wen-sheng |
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| Institution: | Zhou Rui Jiang Yi Guan Wen-sheng China Ship Development and Design Center,Shanghai Division,Shanghai 201108,China |
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| Abstract: | According to the motion differential equations of longitudinal vibration of ship propulsion shafting,the transfer matrix of the rigid homogeneous disk,thrust bearing and shaft segment were derived,and the method for solving the natural frequencies and mode shapes are presented.For further analyzing the longitudinal vibration amplitudes and alternating axial forces of each shaft segments,the transfer matrix of rigid homogeneous disk,thrust bearings and shaft segment element were extended.Using the presented ... |
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| Keywords: | propulsion shafting longitudinal vibration transfer matrix critical speed |
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