NVH的学习，测试方法

hejianwei1983

关于NVH的测试方法

xfl

整车 还是零部件测试？
楼主画了一个圈，让大家在里面写   呵呵

cancan01

Vehicle Operation: (车辆操纵)  Engine Idle (optional):  In this condition, the engine would be idling in neutral and the microphones located inside of the vehicle would record the interior vehicle sound pressure level at different locations.   
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发动机怠速(可选项测试): 怠速条件下，变速器置于空档，传声器放在车内不同位置，测量并记录不同位置的声压等级。   
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7 W, F* d% f+ X" X) }1 h; O70  or  80  miles/H  or  other  speed  Cruise:    In  this condition,  the  vehicle  is  set  to  cruise  at  70  or  80 miles per hour and the microphones located inside of the vehicle would record the interior vehicle sound pressure level at different locations.   
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车辆在时速70km或80km(或60~120kph)等6速度下: 匀速行驶中, 传声器放在车内不同位置，测量并记录不同位置的声压等级3 i* s  I) h. ~
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