| 用加权残数法计算变截面梁的固有频率 |
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| 引用本文： | 庄稼年.用加权残数法计算变截面梁的固有频率[J].振动与冲击,1997,16(2):39-43. |
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| 作者姓名： | 庄稼年 |
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| 作者单位： | 同济大学 |
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| 摘 要： | 本文应用加权残数法导出了考虑剪切变形、转动惯量及弹性地基等因素的变截面梁的自由振动方程。并由一简例说明本文推导方法的精度。
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| 关 键 词： | 加权残数法 变截面梁 固有频率 |
A MWR APPLICATIEN IN CALCULATING STRUCTURAL NATURAL FREQUENCIES |
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| Yin Jianian.A MWR APPLICATIEN IN CALCULATING STRUCTURAL NATURAL FREQUENCIES[J].Journal of Vibration and Shock,1997,16(2):39-43. |
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| Authors: | Yin Jianian |
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| Affiliation: | Tongji University |
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| Abstract: | A Mathod of Weight Residuals (MWR), applied to solve a free vibration equation of variable cross section beam is presented,considering all the intluential factors: detrusion, rotary inertia and elastic fondation etc. A simple numeical example is given to verify the accuracy of the MWR. |
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| Keywords: | Method of weight residuals (MWR) Variable cross section beam Natural frequencies |
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