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基于三角剪切变形理论的功能梯度板自由振动分析

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摘要 笔者根据三角剪切变形层合梁理论,推导出功能梯度板的运动微分方程,利用逆复合二次径向基函数无网格配点法对运动微分方程进行离散,预测了功能梯度板的自由振动特性。将不同梯度指数、体积率、几何尺寸的功能梯度板固有频率计算结果与相关文献中的结果进行对比。结果表明:用逆复合二次径向基函数离散的三角剪切变形理论在功能梯度板自由振动分析方面具有收敛性好、精度高等优点。
作者 王清艳
出处 《科技信息》 2011年第16期I0166-I0168,共3页 Science & Technology Information
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