快速市域动车组车顶设计  

作　　者：孙维超 计梦男 梁森 沃少帅 李茁 

机构地区：[1]北京轨道交通技术装备集团有限公司,北京100160

出　　处：《科技创新与应用》2022年第16期89-92,共4页Technology Innovation and Application

摘　　要：文章以200 km城际(市域)动车组车体的车顶结构设计为例。根据车辆结构特点,结合生产工艺水平和制造需求,介绍一种由铝合金挤压型材构成的车顶结构,结合仿真计算数据,优化设计车顶设备安装结构,使车顶满足轻量化设计、车体强度计算以及车顶高压设备的安装需求。This paper takes the roof structure design of 200 km intercity EMU as an example.According to the characteristics of vehicle structure,combined with the level of production technology and manufacturing requirements,a kind of roof structure composed of aluminum alloy extruded profiles is introduced.Based on simulation calculation data,the installation structure of roof equipment is optimized to meet the requirements of lightweight design,body strength calculation and roof high pressure equipment installation.

关 键 词：车顶结构 仿真计算 铝合金挤压型材 工艺优化 

分 类 号：U266[机械工程—车辆工程]