斜拉拱桥的动力特性及列车走行性分析  

Analysis on dynamic characteristics and train running performance of cable-stayed arch bridge

作　　者：邓子铭[1] 

机构地区：[1]中南大学土木建筑学院

出　　处：《山西建筑》2007年第8期286-287,共2页Shanxi Architecture

摘　　要：通过建立高速列车与斜拉拱桥的车桥耦合动力分析模型,运用桥梁结构动力学与车辆动力学的研究方法进行动力特性计算,并对斜拉拱桥在高速列车作用下的车桥动力响应进行了分析,验证了高速列车通过斜拉拱桥时的走行安全性与乘坐舒适性。Through building vehicle-bridge coupling dynamic analysis model between high-speed train and cable-stayed arch bridge,the author carries out dynamic characteristics calculation by using research methods of bridge structural dynamics and vehicle dynamics,analyzes vehicle-bridge dynamic response of cable-stayed arch bridge under the action of high-speed train,and proves the running security and riding comfortability of high-speed train during running across cable-stayed arch bridge.

关 键 词：斜拉拱桥 车桥耦合振动 走行安全性 动力特性 

分 类 号：U441[建筑科学—桥梁与隧道工程]