BS ISO 10302-1:2024 – TC

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Tracked Changes. Acoustics. Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Airborne noise measurement

Published By	Publication Date	Number of Pages
BSI	2024	113

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Categories: 17.140.20 - Noise emitted by machines and equipment, BSI

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Description

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PDF Pages	PDF Title
66	undefined
70	Foreword
71	Introduction
73	1 Scope 2 Normative references
74	3 Terms and definitions 3.1 General definitions 3.2 Acoustical definitions
75	3.3 Aerodynamic definitions
76	4 Limitations of measurement
77	5 Design and performance requirements for test plenum 5.1 General
78	5.2 Test plenum: main assembly 5.3 Mounting panel assembly
79	5.4 Adjustable exit port assembly 5.5 Insertion loss of test plenum 5.6 Instrumentation for static pressure measurement
80	6 Installation 6.1 Installation of test plenum in test room 6.2 Direction of airflow 6.3 Mounting of air-moving device 7 Operation of air-moving device 7.1 Input power 7.1.1 Alternating current (AC) air-moving devices 7.1.2 Direct current (DC) air-moving devices
81	7.2 Points of operation (AC and DC air-moving devices) 7.2.1 Required points of operation 7.2.2 Method A (conventional method) 7.2.3 Method B (alternative method)
82	7.2.4 Procedure 8 Measurement procedures 8.1 General
83	8.2 Microphone positions for measurements in an essentially free field over a reflecting plane 8.2.1 General 8.2.2 Fixed points on a hemisphere 8.2.3 Coaxial circular paths in five or more parallel planes 8.3 Preparations for measurements
84	8.4 Operational test of air-moving device 9 Measurement uncertainty
85	10 Information to be recorded 11 Information to be reported
96	Annex A (normative) Micro-fan p-q curve measurement method
98	Annex B (informative) Effects of air density
99	Annex C (informative) Data formats for presentation
104	Annex D (informative) Air-moving device acoustical noise specification
105	Annex E (informative) Guidance on the development of information on measurement uncertainty
111	Bibliography

Additional information

Status	Definitive
Pages	113
Publication Date	2024-02-09
ISBN	978 0 539 30522 7
Standard Number	BS ISO 10302-1:2024 – TC
Title	Tracked Changes. Acoustics. Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Airborne noise measurement
Descriptors	Cooling systems, Sound intensity, Acoustic measurement, Flow rates, Acoustic testing, Aerodynamic characteristics, Acoustics, Airborne noise, Fans, Test equipment, Small, Pressure, Volume
Publisher	BSI
Committee	EH/1/4
ICS Codes	17.140.20 - Noise emitted by machines and equipment

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BS ISO 10302-1:2024 – TC

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