长沙磁浮快线提速改造接触轨系统无缝化处理工程实践  

Engineering Practice for Jointless Treatment of Third Rail System during Speed Raising Reconstruction of Changsha Maglev Express

作　　者：邹同友 ZOU Tongyou

机构地区：[1]湖南磁浮交通发展股份有限公司

出　　处：《电气化铁道》2023年第3期73-76,92,共5页Electric Railway

摘　　要：结合长沙磁浮快线既有线接触轨系统无缝化处理的工程实践,对接触轨系统受流面平滑过渡效果、靴轨耦合关系及绝缘支撑震动进行了分析;从工程实施重点、系统新工艺等方面介绍了接触轨系统无缝化处理技术措施及施工技术配合全过程工程应用实践,为我国中速磁浮工程建设积累宝贵经验。With reference of engineering practice of jointless treatment of third rail system of the existing line of Changsha Maglev Express,analysis is made for the smooth transition effect of current receiving surface of the third rail system,shoe rail coupling relationship and insulation support vibration.The seamless treatment technical measures and overall process of engineering application of construction technique cooperation of the third rail system are introduced in terms of engineering implementation emphasis and new process of the system,accumulating valuable experience for the construction of medium speed maglev projects in our country.

关 键 词：磁浮 接缝焊接打磨 无缝膨胀 减震垫片 

分 类 号：U237[交通运输工程—道路与铁道工程]