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一种计算物体固有频率的方法
引用本文:梁磊. 一种计算物体固有频率的方法[J]. 价值工程, 2011, 30(34): 34-35
作者姓名:梁磊
作者单位:宝鸡文理学院,宝鸡,721007
摘    要:固有频率是物体的重要参数,本文介绍了使用虚位移原理来求解物体固有频率的方法。根据物体的受力条件和边界条件利用虚位移原理求出物体的变形能,根据能量守恒的原理计算出物体的固有频率。

关 键 词:虚位移原理  变形能  固有频率

A Method for Computing Structure Natural Frequency
Liana Lei. A Method for Computing Structure Natural Frequency[J]. Value Engineering, 2011, 30(34): 34-35
Authors:Liana Lei
Affiliation:Liang Lei (Baoji University of Arts and Sciences,Baoji 721007,China)
Abstract:The natural frequency is important parameter to rigid body.This article introduced the method of using the virtual displacement principle to solve the object natural frequency.Using the virtual displacement principle according to the object stress condition and the boundary condition to extract the object the energy of deformation,it calculates the object's the natural frequency according to conservation of energy's principle.
Keywords:virtual displacement principle  deformation energy  natural frequency  
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