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大跨度悬索拱桥地震响应研究
Study of Seismic Response of Long-Span Suspension Arch Bridge
【摘要】 建立了悬索拱桥的有限元结构模型,研究了大跨度悬索拱桥在纵向一维一致激励和行波效应2种情况下的几何非线性地震响应,此研究结果对该种桥型的实际应用具有一定的指导意义。
【Abstract】 This paper configures a finite element model of the suspension arch bridge structure and studies the geometric non-linearity seismic response of the long-span suspension arch bridge under two cases of one-dimensional and longitudinal synchronous excitation and traveling wave effect. The study results herewith are of certain guidance to the practical application of the type of bridge.
【关键词】 悬索拱桥;
一致激励;
行波效应;
几何非线性;
【Key words】 suspension arch bridge; synchronous excitation; traveling wave effect; geometric non-linearity;
【Key words】 suspension arch bridge; synchronous excitation; traveling wave effect; geometric non-linearity;
- 【文献出处】 桥梁建设 ,Bridge Construction , 编辑部邮箱 ,2004年06期
- 【分类号】U448.25;U448.22
- 【被引频次】17
- 【下载频次】211