12/30257842 DC : 0
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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BS ISO 27327-2 - FANS - AIR CURTAIN UNITS - PART 2: LABORATORY METHODS OF TESTING FOR SOUND POWER
Hardcopy , PDF
31-03-2014
English
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1 Scope
2 Normative References
3 Terms, definitions, symbols and units
4 Limitations on use
5 Measurement uncertainty
6 Instrumentation
7 Test procedure
8 Acoustic environment
9 Air curtain unit installation conditions
10 Air curtain unit operating conditions
11 Test set-up
12 Information to be recorded
13 Calculations and evaluations
14 Test report
Annex A (normative) - Effect of rotational speed
changes
Annex B (normative) - Uncertainty analysis
Annex C (normative) - Calibration of reference sound
source
Annex D (informative) - Filter weighted measurements
Annex E (normative) - Room qualification for sound
sources with broad-band sound
Annex F (informative) - Room qualification for sound
sources with pure tones/narrow-band sound
Bibliography
BS ISO 27327-2
| Committee |
MCE/17
|
| DocumentType |
Draft
|
| Pages |
96
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| ISO 2204:1979 | Acoustics Guide to International Standards on the measurement of airborne acoustical noise and evaluation of its effects on human beings |
| ISO 13348:2007 | Industrial fans — Tolerances, methods of conversion and technical data presentation |
| ISO 3743-2:1994 | Acoustics 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 |
| ISO 266:1997 | Acoustics — Preferred frequencies |
| ISO 3740:2000 | Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards |
| IEC 60704-2-7:1997 | Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-7: Particular requirements for fans |
| ANSI S1.21 72 : LATEST | NOISE CONTROL ENGINEERING |
| ISO 5801:2017 | Fans — Performance testing using standardized airways |
| ISO 13347-2:2004 | Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method |
| ISO 6926:2016 | Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels |
| ISO 10302-1:2011 | Acoustics — Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices — Part 1: Airborne noise measurement |
| ISO 80000-1:2009 | Quantities and units — Part 1: General |
| ISO 3741:2010 | Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for reverberation test rooms |
| ISO 13347-1:2004 | Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 1: General overview |
| ISO 7235:2003 | Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss |
| ISO 3743-1:2010 | Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for small movable sources in reverberant fields Part 1: Comparison method for a hard-walled test room |
| ISO 27327-1:2009 | Fans — Air curtain units — Part 1: Laboratory methods of testing for aerodynamic performance rating |
| ISO 13349:2010 | Fans — Vocabulary and definitions of categories |
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