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A Variational Method for the Homogenous State-vector Equation of Thermoelastic Bodies
Pages: 646-657
Year: Issue:  6
Journal: Journal of Ship Mechanics

Keyword:  thermoelastic materialsH-R variational principlenon-homogeneous statevector equationhomogeneous state-vector equationlaminated shells;
Abstract: 文章给出了一种推导热弹性体齐次状态向量方程的方法.首先,联立热梯度关系对热弹性材料的本构关系进行扩展.第二建立了一个新的热弹性材料的修正混合H-R变分原理.然后直接从该变分原理推导出了齐次状态向量方程.齐次状态向量方程可以大大简化热弹性体的稳态温度问题的求解过程.文中两个简支层合壳的实例分析证实了该齐次状态向量方程方法数值结果的精确性和可靠性.
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