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BS EN ISO 3746:1996 - Acoustics. Determination of sound power levels of noise sources using sound pressure. Survey method using an enveloping measurement surface over a reflecting plane

Other Titles Withdrawn Description Printed version of this is available at library. To request, please e-mail to referencepk@usm.my and include a copy of this record in your e-mail. Abstract BS EN ISO 3746:1996 is a standard that falls under the field of acoustics. It specifies a method for determining the sound power levels of noise sources using sound pressure measurements. The method described in this standard is known as the "survey method," and it involves using an enveloping measurement surface placed over a reflecting plane. In simpler terms, this standard provides guidelines for measuring the noise produced by various sources (such as machinery, equipment, or other noise-emitting devices) by taking sound pressure measurements at specific locations around the source. The measurements are taken on a surface that surrounds the noise source, and this surface is designed to capture the sound energy emitted in all directions. The surface is often referred to as an "enveloping measurement surface." The choice of a reflecting plane is important because it helps create a controlled environment for the measurements. A reflecting plane is a surface that reflects sound waves, allowing for accurate and consistent measurements of sound pressure levels. Overall, BS EN ISO 3746:1996 provides a standardized approach to quantifying the sound power levels of noise sources, which is important for assessing and comparing the noise emissions of different devices and for ensuring compliance with noise regulations and guidelines. Please note that standards can be updated or revised over time, so it's always a good idea to check with the relevant standards organization for the most current version and information.

Contributor(s): NAAR - Data Entry Person Primary Item Type: British Standard Identifiers: ICS 17.140.01 Acoustic measurements and noise abatement in general ISBN  0580260860 Language: English Subject Keywords: Measurement characteristics; Testing conditions; Test equipment; Installation; Hemispherical shape; Sound intensity; Noise (environmental); Calibration; Qualification approval; Acoustic measurement; Equations; Reproducibility; Acoustics First presented to the public: 8/18/2023 Original Publication Date: 11/15/1996 Previously Published By: British Standards Institution Place Of Publication: London, United Kingdom Citation: Extents: Number of Pages - 32 License Grantor / Date Granted:   / ( View License ) Date Deposited 2023-08-18 08:32:19.929 Submitter: Nurul Aini Abdul Rahman

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