| 用功的互等定理求解矩形薄板的自然频率 |
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| 引用本文： | 陈玉骥.用功的互等定理求解矩形薄板的自然频率[J].力学与实践,2003,25(1):26-28. |
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| 作者姓名： | 陈玉骥 |
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| 作者单位： | 中南大学铁道校区土建学院,长沙,410075 |
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| 摘 要： | 从虚功原理出发，证明了薄板小挠度弯曲问题的功的互等定理，并由此推出了求解矩形薄板自然频率的公式．算例表明，该公式计算简便，精度较高．
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| 关 键 词： | 功互等定理 矩形薄板 自然频率 小挠度弯曲问题 虚功原理 |
| 修稿时间： | 2001年3月19日 |
TO DETERMINE THE NATURAL FREQUENCY OF SQUARE PLATES WITH THE RECIPROCAL THEOREM OF WORK |
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| CHEN Yuji.TO DETERMINE THE NATURAL FREQUENCY OF SQUARE PLATES WITH THE RECIPROCAL THEOREM OF WORK[J].Mechanics and Engineering,2003,25(1):26-28. |
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| Authors: | CHEN Yuji |
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| Abstract: | Using the virtual work principle, this paper proved the reciprocal theorem of work of thin plates with small deflections, and obtained the formula of the natural frequency of square plates. The example showed that the formula was simple and with high precisions. |
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| Keywords: | the reciprocal theorem of work thin plates natural frequency |
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