GB/T 46044.2-2025
ActiveAcoustics—Determination of sound power levels of noise sources using sound pressure—Engineering methods for small, movable sources in reverberant fields—Part 2: Methods for special reverberation test rooms
声学 声压法测定噪声源声功率级 混响场中的小型可移动声源工程法 第2部分：专用混响测试室法
Application Summary AI generated
This standard specifies engineering methods for determining the sound power levels of small, movable noise sources by measuring sound pressure in specialized reverberation test rooms. It is applied in acoustical metrology and product noise testing, particularly for evaluating the noise emissions of compact equipment like household appliances, power tools, or electronic devices in controlled laboratory environments. The standard ensures consistent and accurate noise level comparisons for compliance with regulatory or quality control requirements.
Related Standards
GB/T 7164-2004
Radiation detectors for nuclear reactors--Characteristics and test methods
GB/T 18696.1-2004
Acoustics--Determination of sound absorption coefficient and impedance in impedance tubes--Part 1:Method using standing wave ratio
GB/Z 27764-2011
Acoustics - Determination of sound transmission loss in impedance tubes - Transfer matrix method
GB/Z 38251-2019
Acoustics—Calculation of sound attenuation during propagation for electrical converter station—Engineering method
GB/Z 40842-2021
General technical requirenments for electrolarynx
GB/Z 41283.3-2026
Acoustics—Soundscape—Part 3: Data analysis
GB/Z 7584.5-2026
Acoustics—Hearing protectors—Part 5: Method for estimation of noise reduction using fitting by inexperienced test subjects
GB/Z 41283.2-2026
Acoustics—Soundscape—Part 2: Data collection and reporting requirements
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.