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

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2010

Publisher

National Standards Authority of Ireland

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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test room and size of noise source under test
5 Instrumentation and measurement equipment
6 Definition, location, installation, and operation of
   noise source under test
7 Measurement procedure
8 Determination of sound power levels and sound energy
   levels
9 Measurement uncertainty
10 Information to be recorded
11 Test report
Annex A (normative) - Sound power level and sound energy
        level under reference meteorological conditions
Annex B (normative) - Calculation of A-weighted sound
        power levels and A-weighted sound energy levels from
        octave band levels
Annex C (informative) - Guidelines on the development of
        information on measurement uncertainty
Bibliography
Annex ZA (informative) - Relationship between this European
         Standard and the Essential Requirements of EU
         Directive 2006/42/EC

Defines methods for determining the sound power level or sound energy level of a noise source by comparing measured sound pressure levels emitted by this source (machinery or equipment) mounted in a hard-walled test room, the characteristics of which are specified, with those from a calibrated reference sound source.

DocumentType	Standard
Pages	51
PublisherName	National Standards Authority of Ireland
Status	Current
Supersedes	I.S. EN ISO 3743-1:2009

Standards	Relationship
SN EN ISO 3743-1:2011	Identical
DIN EN ISO 3743-1:2011-01	Identical
BS EN ISO 3743-1:2009	Identical
ISO 3743-1:2010	Identical
NS EN ISO 3743-1 : 2010	Identical
UNE-EN ISO 3743-1:2011	Identical
NBN EN ISO 3743-1 : 2010	Identical
NF EN ISO 3743-1 : 2012	Identical
UNI EN ISO 3743-1 : 2010	Identical
EN ISO 3743-1:2010	Identical
NEN EN ISO 3743-1 : 2010	Identical

ISO 7574-2:1985	Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 2: Methods for stated values for individual machines
ISO 4871:1996	Acoustics — Declaration and verification of noise emission values of machinery and equipment
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 7574-4:1985	Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 4: Methods for stated values for batches of machines
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 9296:2017	Acoustics — Declared noise emission values of information technology and telecommunications equipment
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 9613-1:1993	Acoustics Attenuation of sound during propagation outdoors Part 1: Calculation of the absorption of sound by the atmosphere
ISO 9614-2:1996	Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning
ISO 7574-1:1985	Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 1: General considerations and definitions
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
ISO 7574-3:1985	Acoustics — Statistical methods for determining and verifying stated noise emission values of machinery and equipment — Part 3: Simple (transition) method for stated values for batches of machines
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
IEC 61260:1995	Electroacoustics - Octave-band and fractional-octave-band filters
ISO/IEC Guide 98-3:2008	Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)

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I.S. EN ISO 3743-1:2010

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