【干货】整车风噪声前期的开发与控制!
风阻噪音就是车辆行驶中,空气顺着车体流过的摩擦声。风噪的来源主要是各种门缝、玻璃缝隙和各类盖件之间的缝隙。汽车风噪和汽车的隔音新能有很大的关系,隔音好的车,风噪就小。也和造型及车身设计有关,整车的风阻系数小,噪音相对较小。一般车速和风噪是成正比关系的,车速越快风噪就越大。
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