铁路高墩大跨度连续梁桥列车走行性分析  

Analysis of Train Running Performance on Continuous Beam Railway Bridge with High Piers and Large Span

作　　者：刘天培[1] 

机构地区：[1]中铁第四勘察设计院集团有限公司,武汉430063

出　　处：《交通科技》2012年第2期28-31,共4页Transportation Science & Technology

摘　　要：介绍了列车安全性、舒适性及平稳性的基本涵义及评价标准,并综合运用车辆动力学与桥梁结构动力学的研究方法,建立了车桥空间耦合模型,并用计算机模拟列车通过桥梁的情况,求得车桥动力响应,对高墩大跨度连续梁桥的列车走行安全性、舒适性及平稳性进行了计算和分析。This paper introduces basic meanings and evaluation criteria of train running safety,comfortableness and smoothness.A train-bridge spatial coupled model is established by using the comprehensive study method of train dynamics and bridge structure dynamics.It obtains train-bridge dynamic response by means of computer simulation of a train running on a bridge,and it carries out calculation and analysis of train running safety,comfortableness and smoothness on a continuous beam bridge with high piers and large span.

关 键 词：连续梁 列车 安全性 舒适性 平稳性 

分 类 号：U448.215[建筑科学—桥梁与隧道工程]