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用变分原理建立统一的薄板弯曲问题的边界积分方程
Foundation of Unified Boundary Integral Equations in Bending Problem of Thin Plates Based on Variational Principle
【摘要】 本文利用变分原理导出了薄板小挠度弯曲问题,温克尔弹性地基板及薄板弯曲振动的边界积分方程,这些方程呈现了统一的边界积分的表达形式。
【Abstract】 In this paper, boundary integral equations of bending problem of thin plates with small deflection, Winklerelastic foundation pl- ates and bending vibration of thin plates are deduced based on variational principle. These equations present unified expressions
【关键词】 变分原理;
边界积分方程;
虚位移;
【Key words】 variational principle; boundary integral equation; virtual displacement;
【Key words】 variational principle; boundary integral equation; virtual displacement;
- 【文献出处】 山东建筑工程学院学报(自然科学版) , 编辑部邮箱 ,1989年01期
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