区间参数结构的动力响应优化

被引:5
作者
吴杰
陈塑寰
机构
[1] 吉林大学南岭校区力学系
关键词
区间参数结构; 区间特性矩阵; 区间动力响应; 区间优化;
D O I
10.19636/j.cnki.cjsm42-1250/o3.2004.02.012
中图分类号
O342 [结构力学];
学科分类号
摘要
讨论区间参数结构的动态响应问题的区间优化方法 .利用摄动理论和函数区间扩张 ,将区间优化问题转化为近似的确定性优化问题 .由于区间设计变量的中值和不确定性半径均可取作优化参数 ,所以可得到比确定性优化更多的优化信息 .将该方法应用于桁架结构 ,算例表明该方法是有效的 .
引用
收藏
页码:186 / 190
页数:5
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