M00028184
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ACOUSTICS - MEASUREMENT OF AIRBORNE NOISE EMITTED AND STRUCTURE-BORNE VIBRATION INDUCED BY SMALL AIR-MOVING DEVICES - PART 1: AIRBORNE NOISE MEASUREMENT
International Organization for Standardization
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Availability date: 11/05/2021
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Limitations of measurement
5 Design and performance requirements for test plenum
6 Installation
7 Operation of air-moving device
8 Measurement procedures
9 Measurement uncertainty
10 Information to be recorded
11 Information to be reported
Annex A (normative) - Micro-fan p-q curve measurement method
Annex B (informative) - Effects of air density
Annex C (informative) - Data formats for presentation
Annex D (informative) - Air-moving device acoustical noise
specification
Annex E (informative) - Guidance on the development of
information on measurement uncertainty
Bibliography
Describes methods for measuring the airborne noise emitted by small air-moving devices (AMDs), such as those used for cooling electronic, electrical, and mechanical equipment where the sound power level of the AMD is of interest.
Published | |
Document Type | Standard |
Status | Current |
Publisher | International Organization for Standardization |
Pages | |
ISBN | |
Committee | TC 43 |
Supersedes |
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