全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用：99美元
投递稿件

查看量下载量

相关文章

更多...

开口肋正交异性钢桥面板双轴疲劳试验及开孔形式研究

, PP. 87-92

Keywords: 桥梁工程,正交异性钢桥面板,疲劳试验,开口肋,开孔形式

Full-Text   Cite this paper   Add to My Lib

Abstract:

？对重庆两江大桥不同开孔形式(苹果形、钥匙形和圆形)的正交异性板交叉细节疲劳行为进行了疲劳试验研究和有限元分析。结果表明:开口肋正交异性钢桥面板模型竖向和横向双轴疲劳试验中,在竖向荷载作用时,钥匙形开孔处比苹果形开孔处的桥面板和加劲肋应力大很多;在横向荷载作用时,钥匙形开孔处横隔板应力比苹果形开孔处大;其他情况下2种开孔形式应力分布基本一致;苹果形开孔相比于钥匙形和圆形开孔形式,其疲劳性能最优;建议开口肋正交异性板构造横隔板开孔形式采用苹果形。

 References

[1]  WOLCHUK R.Lessons from Weld Cracks in Orthotropic Decks on Three European Bridges[J].Journal of Structural Engineering,1990,116(1):75-84.
[2]  FRYBA L,GAJDOS L.Fatigue Properties of Orthotropic Decks on Railway Bridges [J].Engineering Structures,1999,21(7):639-652.
[3]  钱冬生.关于正交异性钢桥面板的疲劳[J].桥梁建设,1996(2):8-13,7.
[4]  QIAN Dong-sheng.On Fatigue of Steel Orthotropic Deck Structure[J].Bridge Construction,1996(2):8-13,7.
[5]  王春生,冯亚成.正交异性钢桥面板的疲劳研究综述[J].钢结构,2009,24(9):9-13,32.
[6]  WANG Chun-sheng,FENG Ya-cheng.Review of Fatigue Research for Orthotropic Steel Bridge Decks[J].Steel Construction,2009,24(9):9-13,32.
[7]  童乐为,沈祖炎.正交异性钢桥面板静力试验和有限元分析[J].同济大学学报:自然科学版,1997,25(6):617-622.
[8]  TONG Le-wei,SHEN Zu-yan.Static Test and Finite Element Analysis of Orthotropic Steel Bridge Decks[J].Journal of Tongji University:Natural Science,1997,25(6):617-622.
[9]  童乐为,沈祖炎.开口纵肋的正交异性钢桥面板疲劳试验研究[J].中国公路学报,1997,10(3):59-65.
[10]  TONG Le-wei,SHEN Zu-yan.Fatigue Tests of Orthotropic Steel Bridge Decks with Open-shaped Longitudinal Ribs[J].China Journal of Highway and Transport,1997,10(3):59-65.
[11]  荣振环,张玉玲,刘晓光.天兴州桥正交异性板焊接部位疲劳性能研究[J].中国铁道科学,2008,29(2):48-52.
[12]  RONG Zhen-huan,ZHANG Yu-ling,LIU Xiao-guang.Research on the Fatigue Performance of the Welded Joint of the Orthotropic Deck on Wuhan Tianxingzhou Bridge[J].China Railway Science,2008,29(2):48-52.
[13]  荣振环,张玉玲,刘晓光.苏通大桥正交异性板模型计算分析[J].铁道建筑,2008(1):1-4.
[14]  RONG Zhen-huan,ZHANG Yu-ling,LIU Xiao-guang.Analysis of Orthotropic Deck in Sutong Bridge[J].Railway Engineering,2008(1):1-4.
[15]  BS EN 1993-2:2006,Eurocode 3:Design of Steel Structures Part 2:Steel Bridges[S].
[16]  任伟平,李小珍,李 俊,等.公轨两用钢桁桥轨道横梁与整体节点连接头的疲劳荷载[J].中国公路学报,2007,20(1):79-84.
[17]  REN Wei-ping,LI Xiao-zhen,LI Jun,et al.Fatigue Load of Welded Connections Between Rail Across Beams and Integral Joints of Combined Steel Truss Bridges[J].China Journal of Highway and Transport,2007,20(1):79-84.
[18]  BS 5400-1980,Code of Practice for Fatigue[S].

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133