结构可靠度分析的变f序列响应面法及其应用

被引:40
作者
武清玺
卓家寿
机构
[1] 河海大学土木工程学院!江苏南京
关键词
非线性; 极限状态函数; 序列响应面法; 可靠度分析;
D O I
暂无
中图分类号
TU311.2 [结构稳定理论];
学科分类号
摘要
提出了结构可靠度分析的变f序列响应面法和相应的收敛控制准则 ,并应用于非线性极限状态函数的可靠度计算 .该方法用简单的二次函数逐步逼近原来的复杂函数 ,并由该二次函数计算可靠指标的近似值 .这一方法简化了迭代计算过程 ,减少了迭代次数 ,有效地提高了计算精度和计算效率 ,对于大型复杂结构的可靠度分析较为适宜 ,并可推广应用于动力问题等的可靠度分析 .
引用
收藏
页码:75 / 78
页数:4
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