三大件式转向架货车提速的可行性分析  

Feasibility Analysis of Speed Increase of Freight Car with Three Pieced Bogie

作　　者：王卫东[1] 黄强[1] 甘敦文[1] 

机构地区：[1]铁道部科学研究院机车车辆研究所

出　　处：《铁道车辆》1998年第9期23-26,共4页Rolling Stock

摘　　要：针对目前我国大量应用的三大件式转向架货车在运用中出现的问题及目前客货车提速的要求，采用先进的动力学分析手段对整车的频率特性和稳定性进行了全面分析，并对照历次动力学试验结果和沈大线转８Ａ型转向架货车提速试验结果，得到了一致的结论。由此对货车提速运行的安全性进行了分析和评估，在此基础上，对改善我国三大件式转向架货车的走行性能，提高运行速度进行了探讨。In view of problems existing in the operation of freight cars with three pieced bogies which are applied in a large number in our country,as well as of the requirements on speed increase of passenger and freight cars at present,comprehensive analysis is made on frequency characteristics and stability of the whole car with advanced dynamic analysis ways;And with comparison of all previous dynamic test results and the test results of speed increase of freight cars with Zhuan 8A bogies on Shenda Line,an unanimous conclusion is reached.Thus,the operation safety of freight cars with speed increased is analyzed and evaluated.On this basis,it is discussed to improve the running performance of the freight cars with three pieced bogies in our country and increase the running speed.

关 键 词：提速 货车 转向架 稳定性 铁路 

分 类 号：U272.011[机械工程—车辆工程]