中承式钢管混凝土拱桥动力特性分析  

Bearing Dynamic Characteristics of Half-through Arch Bridge of Concrete Filled Steel Tubes

作　　者：杨茂召[1] 

机构地区：[1]招商局重庆交通科研设计院有限公司

出　　处：《城市建筑》2014年第32期279-279,共1页Urbanism and Architecture

摘　　要：本文以某大桥为例，用MIDAS大型有限元软件计算了该大桥200 m跨钢管混凝土拱桥的自振频率和振型，用软件对中承式钢管混凝土拱桥动力特性进行了计算和分析。This paper, taking a bridge as an example, using MIDAS finite element software to calculate the natural vibr- ation frequencies and modes of half-through arch bridge of concrete and steel tubes with 200 m-span, calculating and anal- yzing the dynamic characteristics of arch bridge of concrete filed steel tubes by software.

关 键 词：钢管混凝土拱桥 动力特性 因素 

分 类 号：TU311.3[建筑科学—结构工程]