Abstract:
NASTRAN的优化模块在求解多变量、多工况的大型优化问题时,很难在短时间内得到令人满意的结果。本文用基于满应力准则和对偶规划理论编写的程序:同时满足刚度和强度的空间框架截面层次优化,对一个大模型算例进行多方面分析。算例结果表明:用该程序解决应力和位移同时约束的多工况、多变量的框架结构优化问题是非常快速和有效的。
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Year: 2003
Language: Chinese
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WoS CC Cited Count: 0
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30 Days PV: 5
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