| 混合梁斜拉桥钢—混结合段力学性能研究 |
| |
| 引用本文： | 林一宁,蔡巍,姚泽锋.混合梁斜拉桥钢—混结合段力学性能研究[J].世界桥梁,2019,47(4):53-57. |
| |
| 作者姓名： | 林一宁 蔡巍 姚泽锋 |
| |
| 作者单位： | 中铁大桥局武汉桥梁特种技术有限公司,湖北武汉430205;桥梁结构健康与安全国家重点实验室,湖北武汉430034;中铁大桥局武汉桥梁特种技术有限公司,湖北武汉430205;桥梁结构健康与安全国家重点实验室,湖北武汉430034;武汉理工大学道路桥梁与结构工程湖北省重点实验室,湖北武汉430070 |
| |
| 摘 要： | 为了解混合梁斜拉桥钢-混结合段受力及传力规律,指导钢-混结合段的设计,以某主跨580m的混合梁斜拉桥为背景,采用有限元软件建立钢-混结合段整体模型,并对比缩尺模型试验结果,建立局部剪力钉推出模型,分析剪力钉传力规律。结果表明:钢-混结合段截面混凝土竖向应力分布不均匀,大小呈凹曲线分布;纵向应力由结合段截面向混凝土段递减。竖向上各剪力钉剪力呈马鞍形分布,上、下剪力钉剪力高于中间剪力钉;横向上内侧剪力钉剪力大于外侧剪力钉;荷载越大,剪力钉竖向受力越均匀,剪力钉刚度越大,各剪力钉的受力越不均匀。
|
| 关 键 词： | 斜拉桥 混合梁 钢-混结合段 剪力钉 模型试验 有限元法 |
Study of Mechanical Performance of Steel-Concrete Joint Section in Hybrid Girder Cable-Stayed Bridge |
| |
| LIN Yi-ning,CAI Wei,YAO Ze-feng.Study of Mechanical Performance of Steel-Concrete Joint Section in Hybrid Girder Cable-Stayed Bridge[J].World Bridges,2019,47(4):53-57. |
| |
| Authors: | LIN Yi-ning CAI Wei YAO Ze-feng |
| |
| Institution: | (Wuhan Bridge Special Technology Co. , Ltd. , China Railway Major Bridge Engineering Group, Wuhan 430205, China;State Key Laboratory for Health and Safety of Bridge Structures, Wuhan 430034, China;Hubei Key Laboratory of Roadway Bridge & Structure Engineering, Wuhan University of Technology, Wuhan 430070, China) |
| |
| Abstract: | LIN Yi-ning;CAI Wei;YAO Ze-feng(Wuhan Bridge Special Technology Co. , Ltd. , China Railway Major Bridge Engineering Group, Wuhan 430205, China;State Key Laboratory for Health and Safety of Bridge Structures, Wuhan 430034, China;Hubei Key Laboratory of Roadway Bridge & Structure Engineering, Wuhan University of Technology, Wuhan 430070, China) |
| |
| Keywords: | cable-stayed bridge hybrid girder steel-concrete joint section shear stud model test finite element method |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
