S.R. CEN ISO/TS 7849-2:2022
Current
The latest, up-to-date edition.
Acoustics - Determination of airborne sound power levels emitted by machinery using vibration measurement - Part 2: Engineering method including determination of the adequate radiation factor (ISO/TS 7849-2:2009)
Hardcopy , PDF
English
06-03-2022
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Measuring instrumentation
6 Installation and operation of source under test
7 Determination of the vibratory velocity on the vibrating measurement surface
8 Determination of the machinery specific frequency band radiation factor
9 Calculations
10 Measurement uncertainty
11 Information to be recorded
Annex A (informative) Use of the vibration transducer
Annex B (normative) Procedures for calculating A-weighted sound power levels from octave band or one-third-octave band levels
Annex C (informative) Recommendations concerning the frequency bands of interest
Annex D (informative) Determination of the vibratory velocity level from the vibratory accelerationlevel
Annex E (informative) Guidance on the development of information on measurement uncertainty
Bibliography
This part of ISO/TS 7849 gives basic requirements for a reproducible method for the determination of the sound power level of the noise emitted by machinery or equipment by using surface vibration measurements, together with the knowledge of the machinery specific sound radiation factor in the frequency bands.
| Committee |
ISO/TC 43
|
| DocumentType |
Standard Recommendation
|
| Pages |
44
|
| ProductNote |
The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Current
|
| Standards | Relationship |
| CEN ISO/TS 7849-2:2022 | Identical |
| ISO/TS 7849-2:2009 | Identical |
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