声强测量技术在汽车噪声控制中的应用  

Application of Sound Intensity Measurement Method in Noise Control of Motor Vehicle

作　　者：刘起元[1] 许国贤[1] 胡长战 连小珉[1] 蒋孝煜[1] 

机构地区：[1]清华大学

出　　处：《汽车工程》1992年第2期86-93,124,共9页Automotive Engineering

基　　金：高等学校博士学科点专项科研基金

摘　　要：简述了声强测量法的基本原理,分析了开发的声强测量系统的特性,介绍了该系统在汽车噪声控制中的应用实例,证明该系统能准确地确定主要噪声源之所在,为采取有效的降噪措施提供可靠依据。The principle of sound intensity measurement method is described. The characteristics of the measuring system and its practice in noise control of motor vehicle are presented as well. The system can indicate the location of the major noise source accurately and provide the reliable basis for reducing the noise level.

关 键 词：汽车 噪声 控制 声场 测量 

分 类 号：U467.493[机械工程—车辆工程]