| 一个新的簿板大挠度广义势能原理 |
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| 引用本文： | 蒋友谅.一个新的簿板大挠度广义势能原理[J].北京工业大学学报,1991(2). |
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| 作者姓名： | 蒋友谅 |
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| 作者单位： | 北京理工大学 |
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| 摘 要： | 在薄板大挠度问题最小势能原理的一种新提法(势能密度中同时含有应变与应力函数的形式)的基础上,用线性Lagrange乘子法,解除包括薄膜和弯曲广义应力-广义应变关系在内的全部变分约束条件,建立了一个新的薄板大挠度问题三类变量广义势能原理。
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| 关 键 词： | 薄板大挠度 Lagrange乘子法 广义势能原理 |
A New Generalized Potential Energy Principle for Plate Bending with Large Deflection |
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| Jiang Youliang.A New Generalized Potential Energy Principle for Plate Bending with Large Deflection[J].Journal of Beijing Polytechnic University,1991(2). |
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| Authors: | Jiang Youliang |
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| Affiliation: | Beijing Institute of Technology |
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| Abstract: | Based on a new proposition of the principle of minimum potential energy for plate bending with large deflection, a new generalized potential energy principle for plate bending with large deflection is established in this paper, with linear Lagrange multiplier method of relaxing all variational constraint conditions, including generalized stress-generalized strain relation for membrane and bending. |
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| Keywords: | large deflection for plate bending Lagrange multiplier method generalized potential energy principle |
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