新型飞鸟式系杆拱桥的方案设计研究与分析  

Project Design Research and Analysis on a Novel Fly-bird-type Tied Arch Bridge

作　　者：朱巍志[1] 张哲[1] 付裕[1] 檀永刚[1] 赵维贺[2] 

机构地区：[1]大连理工大学桥梁工程研究所,大连116023 [2]北京市市政工程设计研究总院,北京100045

出　　处：《武汉理工大学学报（交通科学与工程版）》2010年第4期809-812,共4页Journal of Wuhan University of Technology（Transportation Science & Engineering）

摘　　要：飞鸟式系杆拱桥是一种造型独特的桥型.结合宁波市奉化江大桥的方案设计情况,介绍了该桥的结构设计及施工方法,进行了静力计算分析和结构优化并给出了稳定性分析和动力特性分析结果.计算结果表明该桥受力安全可靠,具有良好的稳定性和动力特性.Fly-bird-type tied arch bridge is a kind of bridge with special type.Combined with the project design of Fenghuajia Bridge in Ningbo,the paper introduces the structure design and construction method of the fly-bird-type tied arch bridge.The static calculation for the bridge is analyzed and the structure is optimized.Moreover,the results of stability analysis and dynamic characteristic analysis are drawn.It is showed from the computation results that this kind of bridge structure is reliable and has good stability and dynamic characteristic.This bridge type is novel,perfect and economical.The structure design for this fly-bird-type tied arch bridge will give some helpful suggestions to the design of other similar bridges.

关 键 词：飞鸟式系杆拱桥 结构设计 优化 稳定性分析 动力特性分析 

分 类 号：U441.3[建筑科学—桥梁与隧道工程]