UNI EN ISO 7235 : 2009
Current
The latest, up-to-date edition.
ACOUSTICS - LABORATORY MEASUREMENT PROCEDURES FOR DUCTED SILENCERS AND AIR- TERMINAL UNITS - INSERTION LOSS, FLOW NOISE AND TOTAL PRESSURE LOSS
15-10-2009
PREMESSA
INTRODUZIONE
1 SCOPO E CAMPO DI APPLICAZIONE
2 RIFERIMENTI NORMATIVI
3 TERMINI E DEFINIZIONI
4 SIMBOLI
5 INSTALLAZIONI DI PROVA E REQUISITI PER LA STRUMENTAZIONE
6 PROCEDIMENTI DI PROVA
7 INFORMAZIONI DA RIPORTARE
8 INFORMAZIONI DA RIPORTARE
APPENDICE A (normativa) - TIPOLOGIA DEL DISPOSITIVO DI
ECCITAZIONE DEL CAMPO SONORO E PROVE DI QUALIFICAZIONE
APPENDICE B (normativa) - ELEMENTO DI TRASMISSIONE
APPENDICE C (normativa) - PARETI DEL CANALE E PERDITA PER
INSERZIONE LIMITE
APPENDICE D (normativa) - CONVERSIONE DEI VALORI DI ATTENUAZIONE
IN BANDA DI TERZO DI OTTAVA A VALORI DI ATTENUAZIONE DI BANDA
DI OTTAVA
APPENDICE E (normativa) - MISURAZIONI SU SILENZIATORI CON
PANNELLI PARALLELI DI GRANDI DIMENSIONI
APPENDICE F (normativa) - PROVA DELL'ATTENUAZIONE LONGITUDINALE
APPENDICE G (informativa) - TERMINAZIONI ANECOICHE
APPENDICE H (informativa) - ESEMPI DI DISPOSITIVI DI MISURAZIONE
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
Applies to all types of silencer including silencers for ventilating and air-conditioning systems, air intake and exhaust of flue gases, and similar applications.
| Committee |
CT 2
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 7235:2003 | Identical |
| NBN EN ISO 7235 : 2009 | Identical |
| NEN EN ISO 7235 : 2009 | Identical |
| NS EN ISO 7235 : 2009 | Identical |
| I.S. EN ISO 7235:2009 | Identical |
| SN EN ISO 7235:2010 | Identical |
| UNE-EN ISO 7235:2010 | Identical |
| BS EN ISO 7235:2009 | Identical |
| EN ISO 7235:2009 | Identical |
| NF EN ISO 7235 : 2009 | Identical |
| DIN EN ISO 7235:2010-01 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 11200:2014 | Acoustics Noise emitted by machinery and equipment Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions |
| EN 12238:2001 | Ventilation for buildings - Air terminal devices - Aerodynamic testing and rating for mixed flow application |
| IEC 60942:2003 | Electroacoustics - Sound calibrators |
| ISO 5725-3:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 3: Intermediate measures of the precision of a standard measurement method |
| ISO 5725-6:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values |
| ISO 5725-4:1994 | Accuracy (trueness and precision) of measurement methods and results Part 4: Basic methods for the determination of the trueness of a standard measurement method |
| ISO 11820:1996 | Acoustics — Measurements on silencers in situ |
| BS 4718:1971 | Methods of test for silencers for air distribution systems |
| 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 5135:1997 | Acoustics Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation room |
| ISO 5167-1:2003 | Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements |
| ISO 9614-3:2002 | Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 3: Precision method for measurement by scanning |
| EN 12239:2001 | Ventilation for buildings - Air terminal devices - Aerodynamic testing and rating for displacement flow applications |
| ISO 5725-2:1994 | Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method |
| ISO 14163:1998 | Acoustics — Guidelines for noise control by silencers |
| 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 5221:1984 | Air distribution and air diffusion Rules to methods of measuring air flow rate in an air handling duct |
| IEC 61260:1995 | Electroacoustics - Octave-band and fractional-octave-band filters |
| EN 12589:2001 | Ventilation for buildings - Air terminal units - Aerodynamic testing and rating of constant and variable rate terminal units |
| ISO 3966:2008 | Measurement of fluid flow in closed conduits Velocity area method using Pitot static tubes |
| ISO 5136:2003 | Acoustics — Determination of sound power radiated into a duct by fans and other air-moving devices — In-duct method |
| ISO 5725-5:1998 | Accuracy (trueness and precision) of measurement methods and results — Part 5: Alternative methods for the determination of the precision of a standard measurement method |
| IEC 60651:1979+AMD1:1993+AMD2:2000 CSV | Sound level meters |
| IEC 60804:2000 | Integrating-averaging sound level meters |
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