UNI EN ISO 3747 : 2011
Current
The latest, up-to-date edition.
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
26-01-2011
PREMESSA
INTRODUZIONE
1 SCOPO E CAMPO DI APPLICAZIONE
2 RIFERIMENTI NORMATIVI
3 TERMINI E DEFINIZIONI
4 AMBIENTE DI PROVA
5 STRUMENTAZIONE E ATTREZZATURA DI MISURAZIONE
6 POSIZIONAMENTO, INSTALLAZIONE E FUNZIONAMENTO DELLA
SORGENTE DI RUMORE SOTTOPOSTA A PROVA
7 PROCEDIMENTO DI MISURAZIONE
8 CALCOLO DEI LIVELLI DI POTENZA SONORA E DEI LIVELLI
DI ENERGIA SONORA
9 INCERTEZZA DI MISURAZIONE
10 INFORMAZIONI DA REGISTRARE
11 RAPPORTO DI PROVA
APPENDICE A (normativa) - VALUTAZIONE DELL'ECCESSO DI LIVELLO
DI PRESSIONE SONORA A UNA DETERMINATA DISTANZA
APPENDICE B (informativa) - LE STESSE POSIZIONI MICROFONICHE
E ORIENTAMENTI SI DEVONO USARE PER LE MISURAZIONI
CON LA SORGENTE DI RUMORE SOTTOPOSTA A PROVA, LA
SORGENTE SONORA DI RIFERIMENTO E IL RUMORE DI FONDO
APPENDICE C (normativa) - LIVELLI DI POTENZA SONORA E LIVELLI
DI ENERGIA SONORA IN CONDIZIONI METEOROLOGICHE DI
RIFERIMENTO
APPENDICE D (normativa) - CALCOLO DI LIVELLI DI POTENZA SONORA
PONDERATI A E LIVELLI DI ENERGIA SONORA PONDERATI
A DAI LIVELLI DI BANDA DI OTTAVA
APPENDICE E (informativa) - GUIDA ALLO SVILUPPO DELLE INFORMAZIONI
SULL'INCERTEZZA DI MISURAZIONE
APPENDICE ZA (informativa) - RAPPORTO TRA LA PRESENTE NORMA
EUROPEA E I REQUISITI ESSENZIALI DELLA DIRETTIVA UE
2006/42/CE
BIBLIOGRAFIA
Describes a method for determining the sound power level or sound energy level of a noise source by comparing measured sound pressure levels emitted by a noise source (machinery or equipment) mounted in situ in a reverberant environment, with those from a calibrated reference sound source.
Committee |
CT 2
|
DevelopmentNote |
Bilingual (Italian + English) version issued in AUGUST 2011. (08/2011)
|
DocumentType |
Standard
|
PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
Status |
Current
|
Supersedes |
Standards | Relationship |
I.S. EN ISO 3747:2010 | Identical |
SN EN ISO 3747 : 2011 | Identical |
EN ISO 3747:2010 | Identical |
ISO 3747:2010 | Identical |
NS EN ISO 3747 : 2010 | Identical |
NF EN ISO 3747 : 2011 | Identical |
BS EN ISO 3747:2010 | Identical |
DIN EN ISO 3747:2011-03 | Identical |
NEN EN ISO 3747 : 2010 | Identical |
NBN EN ISO 3747 : 2011 | Identical |
UNE-EN ISO 3747:2010 | Identical |
UNI TR 11326 : 2009 | Acoustics - Evaluation of the uncertainty of measurements and calculations in acoustics - Parte 1: General concepts |
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/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 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 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 14257:2001 | Acoustics — Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance |
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/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 |
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) |
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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