重载货车缓冲器的数字试验研究  

Research on Structures and Performances of Heavy Haul Buffer by Numerical Simulation

作　　者：王成国[1] 马大炜[1] 王雪军[1] 李兰[1] 

机构地区：[1]中国铁道科学研究院铁道科学技术研究发展中心,北京100081

出　　处：《铁道机车车辆》2009年第5期1-4,共4页Railway Locomotive & Car

基　　金：铁道部科技计划项目(2007YF013)

摘　　要：应用现代CAE软件系统建立缓冲器的数字试验平台,通过数字试验研究重载货车缓冲器的性能,重点分析缓冲器摩擦副之间的摩擦系数、主弹簧刚度及初压力与阻抗力和容量之间的关系,并通过重载列车纵向动力学仿真分析研究不同性能的缓冲器对重载列车纵向力的影响。Application of advance CAE system to establish the numerical simulating platform of buffers,the performances of heavy haul buffers are studied with numerical experiment,focusing on analysis of the relationship between buffer friction coefficient,the main spring stiffness,primary pressure and resistant force or capacity.And the influence of different buffers function to the heavy longitudinal train is analyzed.

关 键 词：重载列车 缓冲器性能 数字试验 

分 类 号：U272.342[机械工程—车辆工程]