| MSC.NASTRAN子结构法在航天器结构动力学分析中的应用 |
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| 引用本文： | 钱志英,罗文波,阮剑华.MSC.NASTRAN子结构法在航天器结构动力学分析中的应用[J].航天器工程,2011,20(5):55-60. |
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| 作者姓名： | 钱志英 罗文波 阮剑华 |
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| 作者单位： | 北京空间飞行器总体设计部,北京,100094 |
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| 摘 要： | 航天器结构系统日趋庞大和复杂,为实现对复杂系统的高效分析和计算,同时为解决不同研制单位之间的模型传递和交互中的技术保护问题,文章介绍了一种基于MSC.NASTRAN软件的子结构分析方法（MSC.NASTRAN超单元法）,可用于复杂航天器的系统级动力学分析,并给出航天器结构分析实例。实际应用表明,该方法能够有效屏蔽结构设计参数,显著提高复杂航天器系统分析效率。
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| 关 键 词： | 航天器 子结构 固定界面 模态综合法 MSC.NASTRAN软件 超单元 |
Application of Substructure Method Based on MSC.NASTRAN in Spacecraft Structural Analysis |
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| QIAN Zhiying LUO Wenbo RUAN Jianhua.Application of Substructure Method Based on MSC.NASTRAN in Spacecraft Structural Analysis[J].Spacecraft Engineering,2011,20(5):55-60. |
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| Authors: | QIAN Zhiying LUO Wenbo RUAN Jianhua |
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| Institution: | QIAN Zhiying LUO Wenbo RUAN Jianhua(Beijing Institute of Spacecraft System Engineering,Beijing 100094,China) |
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| Abstract: | With the development of spacecraft technology,the size and complexity of spacecraft structure system increase remarkably.In order to realize high efficience in structual analysis for such complex systems and protect know-how in FE model transfer between different organizations,a substrucure analysis method based on MSC.NASTRAN software is presented with the examples of spacecraft structure anlysis.Enigineering applications indcate that this method plays an important role in shielding design parameters of st... |
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| Keywords: | spacecraft substructure fixed interface component mode sythesis MSC NASTRAN superelement |
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