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IEC_60534-8_1_Industrial_Process_Control_Valves_-_Noise_Considerations_1.pdf

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1、C O M M I S S I O N E L E C T R O T E C H N I Q U E I N T E R N A T I O N A L E N O R M E D E L A C E 1 I N T E R N A T 1 0 N A L E L E C T R O T E C H N I C A L C O M M I S S I O N I E C S T A N D A R D Publication 534-8-i Premire dition-First edition 1986 Vannes de rgulation des processus industri

2、els Huitime partie:Considrations sur le bruit Section un-Mesure en laboratoire du bruit cr par un dbit arodynamique travers une vanne de rgulation Industrial-process control valves Part 8:Noise considerations Section One-Laboratory measurement of noise generated by aerodynamic flow through control v

3、alves O CE1 1986 Droits de reproduction rservs-Copyright-all rights reserved Bureau Central de la Commission Electrotechnique Internationale Genve,Suisse 3,rue de Varemb COPYRIGHT International Electrotechnical CommissionLicensed by Information Handling ServicesCOPYRIGHT International Electrotechnic

4、al CommissionLicensed by Information Handling ServicesRvision de la prsente publication Le contenu technique des publications de la CE I est constam-ment revu par ia Commission afin dassurer quil reflte bien ltat actuei de la technique.Les renseignements relatifs ce travail de rvision,Itablis-sement

5、 des ditions rvises et aux mises jour peuvent tre obtenus auprs des Comits nationaux de la CE I et en consultant les documents ci-dessous:Bulletin de ia CE I Annuaire de la CE I Catalogue des publications de la CE1 Publi annuellement Revision of this publication The technical content of I EC publica

6、tions is kept under con-stant review by the I EC,thus ensuring that the content reflects current technology.Information on the work of revision,the issue of revised edi-tions and amendment sheets may be obtained from I EC National Committees and from the following I EC sources:I EC Bulletin I EC Yea

7、rbook Catalogue of I EC Publications Published yearly Terminologie Terminology En ce qui concerne la terminologie gnrale,le lecteur se repor-tera la Publication 50 de ia CE I:Vocabulaire Electrotechnique International(VEI),qui est tablie sous forme de chapitres spars traitant chacun dun sujet dfini,

8、lIndex gnral tant publi spa-rment.Des dtails complets sur le VE1 peuvent tre obtenus sur demande.For general terminology,readers are referred to I EC Publica-tion 50:International Electrotechnical Vocabulary(IEV),which is issued in the form of separate chapters each dealing with a specific field,the

9、 General Index being published as a separate booklet.Full details of the IEV will be supplied on request.Les termes et dfinitions figurant dans ia prsente publication ont t soit repris du VEI,soit spcifiquement approuvs aux fins de cette publication.The terms and definitions contained in the present

10、 publication have either been taken from the IEV or have been specifically approved for the purpose of this publication.Symboles graphiques et littraux Graphical and letter symbols Pour les symboles graphiques,symboles littraux et signes dusage gnrai approuvs par la CEI,le lecteur consultera:-la Pub

11、lication 27 de la CEI:Symboles littraux utiliser en-la Publication 617 de la CEI:Symboles graphiques pour For graphical symbols,and letter symbols and signs approved by the IEC for general use,readers are referred to:-IEC Publication 27:Letter symbols tg be used in electrical-I EC Publication 617:Gr

12、aphical symbols for diagrams.lectrotechnique;technology;schmas.Les symboles et signes contenus dans ia prsente publication ont t soit repris des Publications 27 ou 617 de la CE I,soit spcifil quement approuvs aux fins de cette publication.The symbols and signs contained in the present publication ha

13、ve either been taken from I EC Publications 27 or 617,or have been specifically approved for the purpose of this publication.Publications de la CE I tablies par le mme Comit dEtudes I E C publications prepared by the same Technical Committee Lattention du lecteur est attire sur les pages 3 et 4 de l

14、a cou-verture,qui numrent les publications de ia CE I prpares par le Comit#Etudes qui a tabli la prsente publication.The attention of readers is drawn to pages 3 and 4 of the cover,which lists I EC publications issued by the Technical Committee which has prepared the present publication.COPYRIGHT In

15、ternational Electrotechnical CommissionLicensed by Information Handling ServicesCOPYRIGHT International Electrotechnical CommissionLicensed by Information Handling ServicesC O M M I S S I O N L E C T R O T E C H N I Q U E I N T E R N A T I O N A L E N O R M E D E L A C E 1 I N T ER N A T I O NA L E

16、L E C T R O T EC H N I CA L C O M M I S S I ON I E C S T A N D A R D Publication 534-8-1 Premire dition-First edition 1986 _ Vannes de rgulation des processus industriels Huitime partie:Considrations sur le bruit Section un-Mesure en laboratoire du bruit cr par un dbit arodynamique travers une vanne de rgulation Industrial-process control valves Part 8:Noise considerations Section One-laboratory measurement of noise generated by aerodynamic flow through control valves O CE1 1986 Droits de reprod

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