GB/T 6882-1986
Replaced
GB/T 21229-2007
Active
National standards
GB/T 21229-2007 Acoustics—Determination of sound power levels of noise from air-terminal devices,air-terminal units,dampers and valves by measurement in a reverberation room
GB/T 21229-2007 Acoustics—Determination of sound power levels of noise from air-terminal devices,air-terminal units,dampers and valves by measurement in a reverberation room
Basic Information
Standard Code:
GB/T 21229-2007
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Acoustic metrology
ICS Name:
Integrated acoustic measurement and noise suppression
Publish Date:
2007-11-14
Implement Date:
2008-05-01
Pages:
15 pages
Scope
This standard aims to establish general guidelines for acoustic testing in accordance with GB/T 14367, and is applicable to the measurement of sound power levels of air duct end devices, end units, air duct gates, and valves used in air distribution and air diffusion systems as specified in ISO 3258.
Development Information
Referenced Standards
ISO 3258:1976
ISO 5219:1984
ISO 5220:1981
GB/T 14367-1993 Acoustics—Determination of sound power levels of noise sources—Guide lines for the use of basic standards and for the preparation of noise test codes
GB/T 14367-2006 Acoustics—Determination of sound power levels of noise sources—Guidelines for the use of basic standards
GB/T 6881.1-2002 Acoustics—Determination of sound power levels of noise sources using sound pressure—Precision methods for reverberation rooms
Adopt standards
ISO 5135:1997
Related Standards
GB/T 3223-1994
Replaced
GB/T 3223-1994 Acoustics—Free-field calibration method of underwater sound transducers
GB/T 15484-1995
Active
GB/T 15484-1995 Acoustics—Description and measurement of physical properties of sonic booms
GB/T 15485-1995
Replaced
GB/T 15485-1995 Acoustics—methods for the calculation of the articulation index of speech
GB/T 15611-1995
Active
GB/T 15611-1995 Acoustics—Calibration of high frequency hydrophone
GB/T 16402-1996
Active