开口截面薄壁组合梁简化设计应用研究  

Application Research on Simplified Design of Thin-walled Composite Beam with Open Section

作　　者：吴宏业 WU Hong-ye(Liaoning Provincial Transportation Planning and Design Institute Co.,Ltd.,Shenyang 110166,China)

机构地区：[1]辽宁省交通规划设计院有限责任公司,沈阳市110166

出　　处：《北方交通》2020年第8期17-20,24,共5页Northern Communications

摘　　要：阐述了组合梁的适用范围及特点,针对曲线连续组合梁开口截面薄壁钢结构桥梁特点及需求,进行了大量的数值分析,通过分析,结合试算,给出了一种快速有效的开口截面薄壁钢结构顶平联等代计算方法,可应用于工程实践。The application scope and characteristics of composite beam are elaborated,and a great deal of numerical analysis on the characteristics and requirements of the open section of curved continuous composite beam of the thin-walled steel structure bridge is carried out. A fast and effective equivalent calculation method for top horizontal connection of thin-walled steel structure with open section is proposed through analysis and combined with trial calculation,which can be applied to engineering practice.

关 键 词：连续组合梁 开口截面薄壁钢结构 有限元法 平联等代厚度 

分 类 号：U442.53[建筑科学—桥梁与隧道工程]