快速货运动车组铝合金车体结构强度分析研究  

Analysis and research on structural strength of Aluminium alloy fast freight emu train body

作　　者：郭志成 郑伟 于洋洋 李现远 高宝杰 GUO Zhi-cheng;ZHENG Wei;YU Yang-yang;LI Xian-yuan;GAO Bao-jie(CRRC Qingdao Sifang Co.,Ltd.,Qingdao 266111,China)

机构地区：[1]中车青岛四方机车车辆股份有限公司

出　　处：《世界有色金属》2019年第18期259-261,共3页World Nonferrous Metals

基　　金：“国家重点研发计划资助”,“National Key R&D Program of China”,任务编号:2017YFB1201304-03,任务名称:时速250公里以上货运动车组研制

摘　　要：根据快速货运动车组铝合金车体结构特点,简化车体几何模型,建立相应的有限元模型。基于车体静强度计算标准,确定8种车体结构静强度的计算工况,在这些计算工况作用下,计算车体结构的静强度,计算在最大垂直载荷作用下车体结构刚度,以及车体结构模态,计算结果表明快速货运动车组车体结构的刚度、静强度和模态均满足车体结构设计要求。According to the structural characteristics of aluminum alloy body of fast freight emu,the geometric model of the body is simplified and the corresponding finite element model is established.Eight is determined based on the car body static strength calculation standard,the calculation mode of car body structure static strength under the effect of working condition of these calculations,the calculation of car body structure of static strength,the calculation in the largest car body structure under vertical load stiffness,and the car body structure modal,the calculation results show that the fast freight trains,car body structure of stiffness,static strength and modal can satisfy the requirements of car body structure design.

关 键 词：货运动车组 车体 有限元 强度 刚度 

分 类 号：U266[机械工程—车辆工程]