重载列车纵向动力学计算程序综述和研制  

Summary and Development of the Longitudinal Dynamic Calculation Program for Heavy Haul Trains

作　　者：张志超[1] 李谷[1] 储高峰[1] 

机构地区：[1]中国铁道科学研究院机车车辆研究所,北京100081

出　　处：《铁道机车车辆》2014年第6期1-7,共7页Railway Locomotive & Car

基　　金：国家自然科学青年基金资助项目(11202245)

摘　　要：介绍了国内外重载列车纵向动力学仿真计算程序的发展概况,对空气制动系统模拟、车钩缓冲装置模拟以及数值积分方法等三个关键问题进行了梳理分析,并提出了作者的认识和见解,为今后的重载列车纵向动力学仿真研究提供了有价值的研究思路。在此基础上,建立了重载列车纵向动力学仿真模型,其中包括改进的缓冲器迟滞特性数学模型,并编制了它的计算程序,介绍了该程序的基本要素和总体构成。The development of the heavy haul train longitudinal dynamic calculation program at home and abroad is summarized and introduced firstly in the paper.Then the key problems of the train air brake simulation,the coupler and draft gear simulation and numerical integration method are discussed and analyzed,and some valuable suggestions are given for the further research.On this basis,the train longitudinal dynamic model and its calculation program including the improved non-linear draft gear mathematical model are established and introduced in detailed finally.

关 键 词：重载列车 纵向动力学 缓冲器 仿真计算 空气制动 

分 类 号：U260.13[机械工程—车辆工程] U292.921[交通运输工程—载运工具运用工程]