列车运行噪声的几何衰减特性及与运行速度的定量关系的试验研究  

Test and Research on Geometric Attenuation Characteristics of Noise in Operation of Trains and Quantitative Relation with the Operation Speed

作　　者：田新浩[1] 

机构地区：[1]北方交通大学机电工程学院,北京100044

出　　处：《铁道车辆》2000年第9期6-8,共3页Rolling Stock

基　　金：世界银行贷款资助项目! ( 96Z0 8)

摘　　要：对客货列车运行稳态辐射噪声的传播特性进行了试验研究。通过分析列车运行试验数据 ,得出列车运行噪声在一般传播条件下几何衰减特性及噪声强度与运行速度的定量关系方程。The transmission characteristics of the steady state radiation noise in operation of passenger and freight trains are tested and researched.Through analysis of test data in operation of trains,the quantitative relation equation between the running speed and the geometric attenuation characteristics under normal transmission conditions,the noise intensity in operation of the train is obtained.

关 键 词：列车 运行噪声 几何衰减特性 运行速度 定量关系 

分 类 号：U260.16[机械工程—车辆工程] U270.16[交通运输工程—载运工具运用工程]