SAE J1169-1977
静止条件下轻型车辆尾气声级的测量

MEASUREMENT OF LIGHT VEHICLE EXHAUST SOUND LEVEL UNDER STATIONARY CONDITIONS

被代替

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标准号

SAE J1169-1977

发布

1977年

发布单位

美国机动车工程师协会

替代标准

SAE J1169-1985

当前最新

SAE J1169-2007

 

 

适用范围

This SAE Recommended Practice establishes the test procedure, environment, and instrumentation to be used for measuring the exhaust sound level for passenger cars and light trucks under stationary conditions. This sound level measurement procedure has been developed as a guide for governmental agencies establishing vehicle in-service sound level limitations and enforcement measurement procedures. It is directed at the assessment of vehicle exhaust noise and is not designed to determine maximum vehicle sound levels.

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