GB/T 18697-2002 English Translated Acoustics--Measurement of noise inside motor vehicles [China Vehicle Standard]

GB/T 18697-2002 English Translated Chinese Standard Acoustics--Measurement of noise inside motor vehicles 

Standard No.: GB/T 18697-2002
English Name: Acoustics--Measurement of noise inside motor vehicles
Chinese Name: 声学 汽车车内噪声测量方法
Issued by: AQSIQ AND SAC
Issued on: 2002-03-26
Implemented on: 2002-12-1
Language: English
File Format: PDF
Delivery: Immediate delivery

1 SCOPE 

This Standard specifies the measurement methods of noise inside motor vehicles.
This Standard applies to Categories M and N vehicles (Category M: passenger vehicles, including sedans; Category N: goods vehicles, including towing vehicles and cranes, etc.).

2 NORMATIVE REFERENCES

The following standards contain provisions which, through reference in this text, constitute provisions of this standard. At time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below.
GB/T 3241-1998 Octave-band and fractional-octave-band filters (eqv IEC 61260:1995)
GB/T 3730.2-1996 Road vehicle-Masses-Vocabulary and codes (idt ISO 1176:1990)
GB/T 3785-1983 Electric, sonic properties and measuring methods for sound level meters
GB/T 12534-1990 Motor vehicles－General rules of road test method
GB/T 15089-1994 Classification of power-driven vehicles

3 NATURE OF TESTS

3.1 Verification tests 



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