重载列车缓冲器特性研究综述  

Summary on Characteristic Research of Buffer for Heavy Haul Train

作　　者：孙树磊[1] 李芾[1] 黄运华[1] 周张义[1] 丁军君[1] 

机构地区：[1]西南交通大学机械工程学院,四川成都610031

出　　处：《铁道机车车辆》2012年第2期5-9,共5页Railway Locomotive & Car

基　　金：国家自然科学基金项目(50821063);中央高校基本科研业务费专项资金资助项(SWJTU09ZT07);中央高校基本科研业务费专项资金资助项目(SWJTU09BR085)

摘　　要：介绍和总结了国内外货车缓冲器的发展概况,概述了钢弹簧摩擦缓冲器、摩擦橡胶式缓冲器、黏性阻尼缓冲器以及摩擦胶泥缓冲器的工作原理,分析研究了其阻抗特性。就缓冲器动力学计算模型的建立、缓冲器特性间断点的处理及其列车动力学模型的建立3个方面提出了今后研究的重点和难点,为缓冲器的选型设计以及纵向动力学的研究提供了一定的理论支撑。General situation and development of freight vehicle buffer at home and abroad is summarized.The working principles of steel spring friction buffer,friction rubber buffer,viscous damper buffer and combination buffer of friction and viscous damper are described,and the impedance characteristic is studied.Key and difficult research aspects on the establishment of buffer dynamic model,the processing of buffer characteristic curves discontinuity and the train dynamic model are presented,and it would support the type selection and design for buffer and analysis of longitudinal dynamics.

关 键 词：重载列车 缓冲器 动力学计算模型 特性 

分 类 号：U260.34[机械工程—车辆工程]