INDUSTRIAL-PROCESS CONTROL VALVES - PART 8-2: NOISE CONSIDERATIONS - LABORATORY MEASUREMENT OF NOISE GENERATED BY HYDRODYNAMIC FLOW THROUGH CONTROL VALVES

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2012

Publisher

Comitato Elettrotecnico Italiano

FOREWORD
INTRODUCTION
1. SCOPE
2. NORMATIVE REFERENCES
3. TERMS AND DEFINITIONS
4. SYMBOLS
5. GENERAL TEST CRITERIA
6. EXTERNAL SOUND PRESSURE MEASUREMENT
7. INTERNAL SOUND PRESSURE MEASUREMENT
8. DETERMINATION OF THE CHARACTERISTIC
   PRESSURE RATIO X[FZ]
BIBLIOGRAPHY
ANNEX ZA (NORMATIVE) - NORMATIVE REFERENCES
                       TO INTERNATIONAL PUBLICATIONS
                       WITH THEIR CORRESPONDING
                       EUROPEAN PUBLICATIONS

Describes the sound pressure level due to liquid flow through a control valve and the method for determining the characteristic increase of noise due to the onset of cavitation.

Committee	CT 65
DevelopmentNote	Classificazione CEI 65-22 (09/2001)
DocumentType	Standard
Pages	30
PublisherName	Comitato Elettrotecnico Italiano
Status	Current

Standards	Relationship
IEC 60534-8-2:2011	Identical
EN 60534-8-2:2011	Identical

EN 60534-8-4:2015	Industrial-process control valves - Part 8-4: Noise considerations - Prediction of noise generated by hydrodynamic flow
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
EN 60534-1:2005	Industrial-process control valves - Part 1: Control valve terminology and general considerations
EN ISO 3745:2012/A1:2017	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 3745:2012/AMD 1:2017)
ISO 7-1:1994	Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
EN 61672-1:2013	Electroacoustics - Sound level meters - Part 1: Specifications
EN 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 3744:2010)
ISO 4200:1991	Plain end steel tubes, welded and seamless — General tables of dimensions and masses per unit length
ISO 65:1981	Carbon steel tubes suitable for screwing in accordance with ISO 7-1
EN 60534-2-3:2016	Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
IEC 60534-8-4:2015	Industrial-process control valves - Part 8-4: Noise considerations - Prediction of noise generated by hydrodynamic flow
IEC 60534-2-3:2015	Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
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 60534-1:2005	Industrial-process control valves - Part 1: Control valve terminology and general considerations

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CEI EN 60534-8-2 : 2012

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