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  • UNI EN ISO 5136 : 2009

    Current The latest, up-to-date edition.

    ACOUSTICS - DETERMINATION OF SOUND POWER RADIATED INTO A DUCT BY FANS AND OTHER AIR-MOVING DEVICES - IN-DUCT METHOD

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    Published date:  08-10-2009

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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    Table of Contents - (Show below) - (Hide below)

    PREMESSA
    INTRODUZIONE
    1 SCOPO E CAMPO DI APPLICAZIONE
    2 RIFERIMENTI NORMATIVI
    3 TERMINI, DEFINIZIONI E SIMBOLI
    4 INCERTEZZA DEL METODO DI MISURAZIONE
    5 IMPIANTI E STRUMENTAZIONE DI PROVA
    6 DISPOSIZIONE DI PROVA
    7 PROCEDIMENTO DI PROVA
    8 CALCOLI
    9 INFORMAZIONI DA REGISTRARE
    10 INFORMAZIONI DA RIPORTARE
    APPENDICE A (normativa) - DETERMINAZIONE DELLA VELOCITA DI
       FLUSSO MEDIA COMBINATA E DELLA CORREZIONE MODALE C[3,4]
    APPENDICE B (normativa) - DETERMINAZIONE DEL RAPPORTO
       SEGNALE-RUMORE TRA SUONO E RUMORE DI TURBOLENZA
       NEL CONDOTTO DI PROVA
    APPENDICE C (normativa) - METODI DI CALCOLO PER LA
       DETERMINAZIONE DEL LIVELLO DI POTENZA SONORA PONDERATO
       A DEI LIVELLI DI POTENZA SONORA IN BANDA DI TERZO DI
       OTTAVA
    APPENDICE D (informativa) - ESEMPIO DI CALCOLO DI C[3,4] PER
       SPECIFICI VALORI DI DIAMETRO DI CONDOTTO E VELOCITA
       DI FLUSSO MEDIA
    APPENDICE E (informativa) - LINEE GUIDA PER LA PROGETTAZIONE
       E LA COSTRUZIONE DI UNA TERMINAZIONE ANECOICA
    APPENDICE F (informativa) - VALUTAZIONE DELLE PRESTAZIONI
       DELLE TERMINAZIONI ANECOICHE
    APPENDICE G (informativa) - INFORMAZIONI SUL TUBO DI CAMPIONAMENTO
    APPENDICE H (informativa) - METODO DI PROVA PER I VENTILATORI
       NEI CONDOTTI DI PICCOLE DIMENSIONI
    APPENDICE I (informativa) - METODO DI PROVA PER I VENTILATORI
       NEI CONDOTTI DI GRANDI DIMENSIONI
    APPENDICE J (informativa) - MISURAZIONE DELLA COMPONENTE DI
       TRASCINAMENTO
    APPENDICE ZA (informativa) - RAPPORTO FRA LA PRESENTE NORMA
       EUROPEA E I REQUISITI ESSENZIALI DELLA DIRETTIVA UE 98/37/CE
    APPENDICE ZB (informativa) - RAPPORTO FRA LA PRESENTE NORMA
       EUROPEA E I REQUISITI ESSENZIALI DELLA DIRETTIVA UE 2006/42/CE
    BIBLIOGRAFIA

    Abstract - (Show below) - (Hide below)

    Describes a method for testing ducted fans and other air-moving devices to determine the sound power radiated into an anechoically terminated duct on the inlet and/or outlet side of the equipment.

    General Product Information - (Show below) - (Hide below)

    Committee CT 2
    Development Note Supersedes UNI EN 25136. (05/2005)
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    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
    IEC 60942:2003 Electroacoustics - Sound calibrators
    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
    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 5801:2017 Fans — Performance testing using standardized airways
    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 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 7235:2003 Acoustics — Laboratory measurement procedures for ducted silencers and air-terminal units — Insertion loss, flow noise and total pressure loss
    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
    IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters
    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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