| 厚壁及叠层结构振动分析的一种半解析解 |
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| 引用本文： | 王治国,朱德懋,唐立民.厚壁及叠层结构振动分析的一种半解析解[J].航空学报,1994,15(12):1502-1506. |
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| 作者姓名： | 王治国 朱德懋 唐立民 |
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| 作者单位： | 南京航空航天大学振动工程所，大连理工大学工程力学所 |
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| 摘 要： | 讨论了弹性力学的正则方程及其相应的变分原理,和有限元法相结合构造了哈密顿单元,给出一种半解析解,最后给出两个关于厚壁及叠层结构的数值算例。
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| 关 键 词： | 弹性动力学 哈密顿单元 厚壁－叠层结构 |
SEMI-ANALYTICAL SOLUTION FOR THE FREE VIBRATION OF THICK-WALL AND LAMINATED ORTHOTROPIC STRUCTURES |
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| Wang Zhiguo,Zhi Demao.SEMI-ANALYTICAL SOLUTION FOR THE FREE VIBRATION OF THICK-WALL AND LAMINATED ORTHOTROPIC STRUCTURES[J].Acta Aeronautica et Astronautica Sinica,1994,15(12):1502-1506. |
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| Authors: | Wang Zhiguo Zhi Demao |
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| Institution: | Nanjing University of Aeronautics and Astronautics, Nanjing, 210016;Dalian University of Technology, Dalian, 116023 |
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| Abstract: | Canonical equations of elasticity and its corresponding variational principle are presented,a Hamilton element and a semi-analytical numerical method are developed,and finally two numerical examples are given,i.e.a deep beam and a laminated thick orthotropic plate. |
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| Keywords: | lastodynamics hamilton element thickwall-laminated structure |
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