17/30356590 DC : DRAFT AUG 2017
Current
The latest, up-to-date edition.
BS ISO 10494 - TURBINES AND TURBINE SETS - MEASUREMENT OF EMITTED AIRBORNE NOISE - ENGINEERING/SURVEY METHOD
21-09-2017
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Acoustic environment
5 Instrumentation
6 Installation and operation
of turbine set
7 Sound pressure levels on the
measurement surface
8 Calculation of surface sound
pressure level and sound power level
9 Information to be recorded
10 Test report
Annex A (normative) - Qualification
procedures for the acoustic
environment
Annex B (normative) - Gas turbines
Annex C (normative) - Steam turbines
Annex D (informative) - Calculation of
directivity index and directivity
factor using a hemispherical
microphone array
Bibliography
BS ISO 10494.
| Committee |
MCE/16
|
| DocumentType |
Draft
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| ISO/TS 7849-2:2009 | 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 12001:1996 | Acoustics — Noise emitted by machinery and equipment — Rules for the drafting and presentation of a noise test code |
| ISO 3744:2010 | Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering methods for an essentially free field over a reflecting plane |
| 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 3382-2:2008 | Acoustics Measurement of room acoustic parameters Part 2: Reverberation time in ordinary rooms |
| ISO/TR 25417:2007 | Acoustics Definitions of basic quantities and terms |
| ISO 9614-1:1993 | Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1: Measurement at discrete points |
| IEC 60942:2003 | Electroacoustics - Sound calibrators |
| ISO 3747:2010 | Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Engineering/survey methods for use in situ in a reverberant environment |
| ISO 3740:2000 | Acoustics Determination of sound power levels of noise sources Guidelines for the use of basic standards |
| ISO 9614-2:1996 | Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning |
| ISO/TS 7849-1:2009 | Acoustics — Determination of airborne sound power levels emitted by machinery using vibration measurement — Part 1: Survey method using a fixed radiation factor |
| ISO 80000-8:2007 | Quantities and units Part 8: Acoustics |
| ISO 3746:2010 | Acoustics Determination of sound power levels and sound energy levels of noise sources using sound pressure Survey method using an enveloping measurement surface over a reflecting plane |
| ISO 6926:2016 | Acoustics Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels |
| ISO 9614-3:2002 | Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 3: Precision method for measurement by scanning |
| IEC 61260-1:2014 | Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications |
| 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 3745:2012 | Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms |
| ISO 11201:2010 | Acoustics Noise emitted by machinery and equipment Determination of emission sound pressure levels at a work station and at other specified positions in an essentially free field over a reflecting plane with negligible environmental corrections |
| IEC 60268-4:2014 | Sound system equipment - Part 4: Microphones |
| 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 |
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