CRH_2型200km/h动车组转向架  

Bogie for CRH_2 200 km/h EMUs

作　　者：虞大联 张洪 罗斌 

机构地区：[1]南车四方机车车辆股份有限公司技术中心,山东青岛266111

出　　处：《机车电传动》2008年第3期1-5,共5页Electric Drive for Locomotives

摘　　要：对CRH2型200km/h动车组转向架的研制过程进行了简要回顾,全面介绍了转向架的设计思想和结构;与原型车E2-1000系比较,进行了一系列适应性改进设计。针对列车的运用环境和检修水平,重点对转向架一系定位结构及轴承设计进行了变更,并采取了相应的环境对策。该转向架自投入运用以来,良好的性能表现确保了CRH2型动车组的长期稳定运营。It is briefly reviewed the development process of the bogie for CRH2 200 km/h EMUs. The design ideas and structures are fully introduced. Compared with the prototype E2-1000, series of adaptative improvement have been done to its design. Based on the operation environment and inspection level, modifications are made to the primary positioning structure and axle design of the bogie and relative environmental measures are taken. Ever since the bogie operation,its excellent performances ensure the long-term stable operation of CRH2 EMUs

关 键 词：CRH2动车组 转向架 技术参数 结构参数 国产化 改进设计 

分 类 号：U260.331[机械工程—车辆工程]