| 应用最小余能原理确定变截面杆的固有频率(Ⅰ)——棱柱形悬臂杆 |
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| 引用本文： | 苏铁坚!建工系,李继民!建工系.应用最小余能原理确定变截面杆的固有频率(Ⅰ)——棱柱形悬臂杆[J].吉林建筑工程学院学报,2000(1). |
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| 作者姓名： | 苏铁坚!建工系 李继民!建工系 |
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| 摘 要： | 本文应用最小余能原理的理论和方法 ,对棱柱形悬臂杆进行动力分析 .具体地计算了楔体及平头楔体悬臂杆的固有频率 ,并讨论了变截面深梁中剪力及挤压应力对固有频率的影响
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| 关 键 词： | 最小余能原理 变截面杆 固有频率 |
Natural Frequency of the Variable Section Determined Using Minimum Excess Principle |
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| Su Tiejian,Li Jimin.Natural Frequency of the Variable Section Determined Using Minimum Excess Principle[J].Journal of Jilin Architectural and Civil Engineering,2000(1). |
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| Authors: | Su Tiejian Li Jimin |
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| Affiliation: | Department of Civil Engineering |
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| Abstract: | In this paper, the minimum excess principle and its method are used in dynamic analysis of wedge beam. The natural frequencies of wedge and top plate wedge beam are calculated in detail, and the effect of extrusion stress and shearing force in variable section deep beam on the natural frequency is discussed. |
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| Keywords: | minimum excess principle variable section beam natural frequency |
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