| 圆形截面约束阻尼梁整体有限元建模与振动分析 |
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| 引用本文： | 申智春,郑钢铁.圆形截面约束阻尼梁整体有限元建模与振动分析[J].应用力学学报,2006,23(4):662-667. |
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| 作者姓名： | 申智春 郑钢铁 |
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| 作者单位： | 哈尔滨工业大学,哈尔滨,150001 |
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| 摘 要： | 为克服约束阻尼结构在工程应用中存在的由三维有限元建模造成的单元数目巨大的问题,本文提出了圆形实心截面梁附加约束阻尼层横向振动的整体有限元建模方法,并基于此模型,研究了材料的物理属性和几何因子对这类结构的固有频率的影响。通过与三维有限元解法相比较,证明了该方法的可行性与正确性,并给出了该方法的适用范围。
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| 关 键 词： | 整体有限元 约束阻尼层 圆形截面梁 |
| 文章编号： | 1000-4939（2006）04-0662-06 |
| 收稿时间： | 2004-11-22 |
| 修稿时间： | 2004-11-222005-11-01 |
Global Finite Element Model for Vibration Analysis to Circular Beam with Constrained Damping Layer |
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| Shen zhichun,Zheng gangtie.Global Finite Element Model for Vibration Analysis to Circular Beam with Constrained Damping Layer[J].Chinese Journal of Applied Mechanics,2006,23(4):662-667. |
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| Authors: | Shen zhichun Zheng gangtie |
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| Institution: | Haerbin Institute of Technology |
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| Abstract: | A global finite element model of transverse vibration of circular solid beam with constrained layer damping is presented,and the effects of the physical parameters and geometric parameters on natural frequencies and modal loss factors are investigated,the comparison with three-dimensional finite element solution shows the feasibitity and applicable range of this approach. |
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| Keywords: | global finite element constrained damping layer circular beam |
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