一种中型乘用汽车表面噪声的声强测试分析  

An Investigation on Noise Source Identification of a Medium Bus by Sound Intensity Measurement

作　　者：郝志勇[1] 韩军[1] 毕凤荣[1] 

机构地区：[1]天津大学,天津300072

出　　处：《汽车工程》2003年第4期392-394,共3页Automotive Engineering

摘　　要：依据声强测量的原理 ,研究了声强测量系统在汽车噪声控制中的应用问题。对某中型乘用汽车的车外辐射噪声进行了声强测量试验 ,并在此基础上对该车的主要噪声进行了识别和研究。An investigation into the application of sound intensity measurement to vehicle noise control is presented.The sound intensity measurement is carried out for the exterior radiation noise of a medium bus and the major noise sources of the vehicle are identified.The research provides an effective basis for reducing exterior radiation noise of vehicles.

关 键 词：中型乘用汽车 表面噪声 声强 测量系统 噪声控制 车外辐射噪声 噪声识别 

分 类 号：U467.493[机械工程—车辆工程]