铁路客车试验模态参数应用分析  

Application and Analysis of Modal Parameters in Testing of Railway Passenger Cars

作　　者：张洪[1] 周劲松[1] 杨国桢[1] 

机构地区：[1]同济大学沪西校区铁道与城市轨道交通研究院

出　　处：《铁道车辆》2007年第1期1-4,45,共4页Rolling Stock

摘　　要：运用在振动试验台上和运行工况下模态试验辨识出的几种铁路客车的模态参数,采用综合性能研究方法,以模态参数为基础,分析了各型客车运行性能差异的原因,并提出了完善和改进客车振动性能的措施。With the use of several modal parameters of railway passenger cars identified in the modal tests on the vibration test rig and under the operation working conditions,with the comprehensive performance research method,on the basis of the modal parameters,the causes to the difference of operation performances of various types of passenger cars are analyzed,and the measures to perfect and improve the vibration performance of passenger cars are put forward.

关 键 词：客车 模态分析 运行平稳性 

分 类 号：U270.11[机械工程—车辆工程]