基于JTG D64-2015规范的钢桥正交异性板面板与U肋焊缝疲劳应力分析  

Fatigue stress analysis of steel bridge orthotropic plate panel and U rib weld based on JTG D64-2015 specification

作　　者：王伟 王亚飞 Wang Wei;Wang Yafei(China Iron Bridge Science Research Institute Co. , Ltd. , Wuhan, Hubei 430034;State Key Laboratory for health and safety of bridge structure, Wuhan, Hubei 430034)

机构地区：[1]中铁大桥科学研究院有限公司,湖北武汉430034 [2]桥梁结构健康与安全国家重点实验室,湖北武汉430034

出　　处：《江西建材》2018年第5期88-89,共2页Jiangxi Building Materials

摘　　要：为了研究钢桥正交异性板的面板与U肋焊缝的疲劳应力规律,采用有限元软件ANSYS建立节段模型,依据JTG-D64《公路钢结构桥梁设计规范》中疲劳荷载计算模型III,对面板与U肋焊缝的焊趾处疲劳应力幅进行验算。in order to study the fatigue and U weld steel rib panel orthotropic plate stress law,establish the section model using the finite element software ANSYS based on the JTG-D64 ＂ highway bridge steel structure design specification＂ in fatigue load calculation model of III,the weld toe of weld stiffened panel with U fatigue stress amplitude checking.

关 键 词：正交异性钢桥面板 焊缝焊趾 疲劳破坏 名义应力 等效常幅应力值 

分 类 号：U448.36[建筑科学—桥梁与隧道工程]