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基于风洞试验的密封条动态压痕测试研究

WU Hai-chuan,ZHAO Wei,HOU Hang-sheng

Automobile Science & Technology（2022）

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Abstract
密封性是汽车噪声控制的基础,静态密封良好的车辆,动态密封水平不一定高.车辆高速行驶时,由于车门外张变形,可能会出现动态密封泄漏导致车内风噪声显著增大.本文基于风洞试验,采用压力传感器测试密封条动态压痕的方法确定泄漏部位,识别出高速行驶时风噪声显著增大的原因.
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Key words
Dynamic Seal,Leak Noise,Sealing Contact,Wind Tunnel Tests
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