| 磁悬浮直线运动平台的模态分析 |
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| 引用本文： | 郭宁平,周海波,王文祝,郑蕾. 磁悬浮直线运动平台的模态分析[J]. 工程设计学报, 2011, 18(3): 183-190. DOI: 10.3785/j.issn.1006-754X.2011.03.006 |
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| 作者姓名： | 郭宁平 周海波 王文祝 郑蕾 |
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| 作者单位： | 中南大学高性能复杂制造国家重点实验室; |
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| 基金项目： | 国家自然科学基金资助项目(51005253); 国家863计划资助项目(2007AA04Z344) |
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| 摘 要： | 提出一种新型大行程磁悬浮直线精密运动平台,为了解其各种工况下的固有频率和振型,从而指导磁浮平台的结构设计及控制器设计,运用有限元软件建立其三维有限元模型,对磁浮平台各部件及整个平台处于不同工况、不同状态下的模态进行深入探讨,揭示磁浮平台在各种工况下模态的变化规律.结果表明,平台薄弱部分或可能影响运行精度的区域在电磁铁支...
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| 关 键 词： | 磁悬浮直线运动 有限元 模态分析 振型 固有频率 |
Modal analysis of maglev linear motion platform |
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| GUO Ning-ping,ZHOU Hai-bo,WANG Wen-zhu,ZHENG Lei. Modal analysis of maglev linear motion platform[J]. Journal of Engineering Design, 2011, 18(3): 183-190. DOI: 10.3785/j.issn.1006-754X.2011.03.006 |
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| Authors: | GUO Ning-ping ZHOU Hai-bo WANG Wen-zhu ZHENG Lei |
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| Affiliation: | GUO Ning-ping,ZHOU Hai-bo,WANG Wen-zhu,ZHENG Lei(State Key Laboratory of High Performance Complex Manufacturing,Central South University,Changsha 410083,China) |
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| Abstract: | A novel precise maglev platform with long travel range was presented in order to get more information about the natural frequencies and the corresponding vibration modes of the proposal platform under various conditions,and conduct the structural design for the platform.Its 3D finite element model was built.And the modal analyses for the components of the platform,the whole machine under different positions,and the whole machine with different electromagnet stiffness after steady suspension were carried out... |
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| Keywords: | maglev linear motion finite element modal analysis vibration mode natural vibration frequency |
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