摘要
新建哈尔滨-大连高速铁路跨越长春市富民大街设计采用138m钢箱叠拱,为国内首次采用的新型拱桥结构,是目前国际上同类桥梁中的跨度最大、位于严寒地区的桥梁,也是国内第一座应用实体圆钢吊杆铁路桥梁,对该桥应用中的关键技术实体圆钢吊杆的连接及低温疲劳特性、拱脚的合理构造及局部应力、对无砟轨道适应性、车桥耦合动力效应等进行了系统计算分析和试验研究,其研究成果已应用于新开河特大桥中,详细介绍桥式方案及在高速铁路应用中的关键技术研究成果。
The bridge on newly-built high-speed railway of Harbin to Dalian spans over Fumin street with138 m double steel arch. Such bridge type is the first of its kind adopted in domestic railway and also the biggest span of similar bridges in the world and located in the cold region. It is also the first bridge to use solid round steel hanger. Systematic calculation,analysis,test and research are conducted in perspective of such key technologies as anchorage plate connection of solid round steel hanger and low temperature fracture toughness,proper structure and local stress of skewback,adaptability of ballastless track,vehicle-bridge coupled vibration and so on. The paper explains in depth the key technologies applied in the bridge and related research results.
出处
《铁道标准设计》
北大核心
2016年第8期69-72,121,共5页
Railway Standard Design
基金
铁道部科技研究开发计划项目(2006G011-C-2)
关键词
铁路桥
高速铁路
钢箱叠拱桥
关键技术
应用研究
Railway bridge
High-speed railway
Double steel arch bridge
Key technology
Application research