DIN EN 16272-3-2-2014 Railway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance .pdf
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1、October 2014 Translation by DIN-Sprachendienst.English price group 10No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).IC
2、S 93.100!%;(“2242405www.din.deDDIN EN 16272-3-2Railway applications Track Noise barriers and related devices acting on airborne soundpropagation Test method for determining the acoustic performance Part 3-2: Normalized railway noise spectrum and single number ratingsfor direct field applications;Eng
3、lish version EN 16272-3-2:2014,English translation of DIN EN 16272-3-2:2014-10Bahnanwendungen Oberbau Lrmschutzwnde und verwandte Vorrichtungen zur Beeinflussung derLuftschallausbreitung Prfverfahren zur Bestimmung der akustischen Eigenschaften Teil 3-2: Standardisiertes Schienenverkehrslrmspektrum
4、und Einzahl-Angaben frgerichtete Schallfelder;Englische Fassung EN 16272-3-2:2014,Englische bersetzung von DIN EN 16272-3-2:2014-10Applications ferroviaires Voie Dispositifs de rduction du bruit Mthode dessai pour la dtermination desperformances acoustiques Partie 3-2 : Spectre de bruit ferroviaire
5、normalis et indicesuniques dvaluation pour des applications en champ direct;Version anglaise EN 16272-3-2:2014,Traduction anglaise de DIN EN 16272-3-2:2014-10www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 16 pages 08.14 DIN EN 16272-3-
6、2:2014-10 2 A comma is used as the decimal marker. National foreword This document (EN 16272-3-2:2014) has been prepared by Technical Committee CEN/TC 256 “Railway applications” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the DIN-Normenausschuss Fahrweg u
7、nd Schienenfahrzeuge (DIN Standards Committee Railway), Working Committee NA 087-00-01-11 UA Lrm-schutzwnde an Schienenwegen. This standard is based on the English reference version. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16272-3-2 July 2014 ICS 17.140.30; 93.080.30 English Version Rai
8、lway applications - Track - Noise barriers and related devices acting on airborne sound propagation - Test method for determining the acoustic performance - Part 3-2: Normalized railway noise spectrum and single number ratings for direct field applications Applications ferroviaires - Voie - Disposit
9、ifs de rduction du bruit - Mthode dessai pour la dtermination des performances acoustiques - Partie 3-2 : Spectre de bruit ferroviaire normalis et indices uniques dvaluation pour des applications en champ direct Bahnanwendungen - Oberbau - Lrmschutzwnde und verwandte Vorrichtungen zur Beeinflussung
10、der Luftschallausbreitung - Prfverfahren zur Bestimmung der akustischen Eigenschaften - Teil 3-2: Standardisiertes Schienenverkehrslrmspektrum und Einzahl-Angaben fr gerichtete Schallfelder This European Standard was approved by CEN on 30 April 2014. CEN members are bound to comply with the CEN/CENE
11、LEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre o
12、r to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the off
13、icial versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands
14、, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2014 CEN All rights of
15、 exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16272-3-2:2014 EEN 16272-3-2:2014(E)2 Contents Foreword 3 Introduction . 4 1 Scope 5 2 Normative references 5 3 Terms and definitions . 5 4 Normalized railway noise spectrum. 6 5 Single-number rating
16、of sound reflection index DLRI7 6 Single-number ratings of sound insulation index DLSI8 6.1 General 8 6.2 Acoustic elements . 8 6.3 Posts . 8 6.4 Global 9 7 Single-number ratings of sound diffraction index difference DLDI. 9 7.1 General 9 7.2 Single-number rating of sound diffraction index differenc
17、e DLDI,refl. 9 7.3 Single-number rating of sound diffraction index difference DLDI,abs10 7.4 Single-number rating of sound diffraction index difference DLDI,situ10 8 Expression of results 10 Annex A (informative) Guidance note on use of the single-number rating of sound reflection index DLRI. 12 Ann
18、ex B (informative) Guidance note on use of the single-number rating of airborne sound insulation index DLSI13 Annex C (informative) Guidance note on use of the single-number rating of sound diffraction index difference DLDI14 DINEN 16272-3-2:2014-10PageEN 16272-3-2:2014 (E) 3 Foreword This document
19、(EN 16272-3-2:2014) has been prepared by Technical Committee CEN/TC 256 “Railway applications”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by January 201
20、5 and conflicting national standards shall be withdrawn at the latest by January 2015. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights.
21、 This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association. This European Standard is one of the series EN 16272, Railway applications Track Noise barriers and related devices acting on airborne sound propagation Test method for d
22、etermining the acoustic performance, as listed below: Part 1: Intrinsic characteristics Sound absorption in the laboratory under diffuse sound field conditions; Part 2: Intrinsic characteristics Airborne sound insulation in the laboratory under diffuse sound field conditions; Part 3-1: Normalized ra
23、ilway noise spectrum and single number ratings for diffuse field applications; Part 3-2: Normalized railway noise spectrum and single number ratings for direct field applications (the present document); Part 5: Intrinsic characteristics In situ values of sound reflection under direct sound field con
24、ditions (Technical Specification); Part 6: Intrinsic characteristics In situ values of airborne sound insulation under direct sound field conditions. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this Europea
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