车内噪声传递路径分析方法探讨

被引:61
作者
郭荣
万钢
赵艳男
周江彬
机构
[1] 同济大学新能源汽车工程中心
关键词
车内噪声; 传递路径分析; 传递函数; 激励力; 贡献分析;
D O I
10.16450/j.cnki.issn.1004-6801.2007.03.010
中图分类号
U461 [汽车理论];
学科分类号
080204 ; 082304 ;
摘要
为了指导汽车NVH工程师更好地进行故障诊断和声学设计,介绍了传递路径分析(TPA)方法的基本原理,详细分析传递函数和激励力的测量方法,并以某型汽车发动机振动噪声向车内传递为例,介绍TPA方法的应用。试验结果表明,应用TPA方法可有效、方便地进行噪声源识别和贡献分析。
引用
收藏
页码:199 / 203+256 +256-257
页数:7
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