某双塔斜拉桥抗震性能研究
Shanxi Architecture(2009)
Abstract
以某大跨双塔斜拉桥为例,建立了主桥和引桥一体的动力模型,通过反应谱和非线性时程方法,分析了其地震响应,研究表明该桥满足抗震性能目标,纵向设置粘滞阻尼器后能显著的减少纵向地震反应内力。
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Key words
viscous dampers,cable-stayed bridge,seismic performance,dynamic characteristics
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