中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊

重庆交通大学学报(自然科学版) ›› 2010, Vol. 29 ›› Issue (3): 336-339.

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边跨主缆角度对悬索桥的影响分析

林恰1,崔冰2,唐茂林1,沈锐利1,童育强2   

  1. 1.西南交通大学桥梁系, 四川 成都 600031;2.中交公路规划设计院有限公司, 北京 100088
  • 收稿日期:2010-02-04 出版日期:2010-06-15 发布日期:2015-01-22
  • 作者简介:林 恰(1984—), 男, 福建闽侯人, 硕士研究生, 从事现代大跨度桥梁理论与实践研究。E-mail:371367604@qq.com。
  • 基金资助:
    国家科技支撑计划重点项目(2008BAGO7B04)

Influence Analysis on Main Cable Angle of Side Span of Suspension Bridge

LIN Qia1,CUI Bing2,TANG Mao-lin1,SHEN Rui-li1,TONG Yu-qiang2   

  1. 1.Department of Bridge Engineering,Southwest Jiaotong University,Chengdu 610031,Sichuan,China;2.CCCC Highway Consultants Co.Ltd,Beijing 100088,China
  • Received:2010-02-04 Online:2010-06-15 Published:2015-01-22

摘要: 为了研究不同边跨主缆角度对悬索桥结构受力的影响,以西堠门大桥为原型,采用西南交通大学编制的桥梁非线性计算软件BNLAS,建立双塔单跨悬索桥计算模型,该模型中中跨主缆的跨度为1650m,加劲梁为单跨简支结构体系。通过比较不同边跨主缆跨度情况下悬索桥受力的变化,分析了主缆边跨角度的改变对悬索桥受力的影响。

关键词: 悬索桥, 主缆边跨角度, BNLAS

Abstract: In oreder to study the influence of main cable angle of side span in suspension bridge, Xihoumen Suspension Bridge is taken as the protype,its finite element model is established by using bridge nonlinear analysis system BNLAS, which is developed by Southwest jiaotong University. This model is about a twin-tower single-span suspension bridge and its main cable span is 1650m, which has a single-span simply supported girder. Then, the influence of main cable angle on the force of suspension bridge is analyzed, through camparing the force changes of suspension bridge with different main ca- ble lengths of side spans

Key words: suspension bridgg;main cable angle of side span, BNLAS

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