EN 13979-1:2003+A2:2011

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Bahnanwendungen - Radsätze und Drehgestelle - Vollräder - Technische Zulassungsverfahren - Teil 1: Geschmiedete und gewalzte RäderApplications ferroviaires - Essieux montés et bogies - Roues monobloc - Procédure d'homologation technique - Partie 1: Roues forgées et laminéesRailway applications - Wheelsets and bogies - Monobloc wheels - Technical approval procedure - Part 1: Forged and rolled wheels45.040Materiali in deli za železniško tehnikoMaterials and components for railway engineeringICS:Ta slovenski standard je istoveten z:EN 13979-1:2003+A2:2011SIST EN 13979-1:2004+A2:2011en,fr,de01-maj-2011SIST EN 13979-1:2004+A2:2011SLOVENSKI
STANDARD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 13979-1:2003+A2
March 2011 ICS 45.040; 45.060.01 Supersedes EN 13979-1:2003+A1:2009 English Version
Railway applications - Wheelsets and bogies - Monobloc wheels - Technical approval procedure - Part 1: Forged and rolled wheels
Applications ferroviaires - Essieux montés et bogies - Roues monobloc - Procédure d'homologation technique - Partie 1: Roues forgées et laminées
Bahnanwendungen - Radsätze und Drehgestelle - Vollräder - Technische Zulassungsverfahren - Teil 1: Geschmiedete und gewalzte Räder This European Standard was approved by CEN on 3 November 2003 and includes Amendment 1 approved by CEN on 24 February 2009 and Amendment 2 approved by CEN on 24 January 2011.
CEN members are bound to comply with the CEN/CENELEC 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 or 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 official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
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B-1000 Brussels © 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13979-1:2003+A2:2011: ESIST EN 13979-1:2004+A2:2011

Assessment of the thermomechanical behaviour . 17 A.1 Assessment organigram . 17 A.2 Braking bench test procedure . 18 A.2.1 Principle of the test. 18 A.2.2 Definition of braking . 18 A.2.3 Method of measuring the decision criteria . 18 SIST EN 13979-1:2004+A2:2011

Organigram of the mechanical behaviour assessment . 27 Annex C (informative)
Mechanical behaviour – Finite element code assessment . 28 Annex D (informative)
Mechanical behaviour – Bench loading and test procedure . 29 D.1 Principle of bench loading and test procedure . 29 D.2 Definition of loading . 29 D.2.1 General . 29 D.2.2 Measurement of the stresses during field tests . 30 D.3 Fatigue bench test . 30 D.3.1 Method 1 – Random fatigue test . 30 D.3.2 Method 2 – Single-stage fatigue test . 31 Annex E (informative)
Assessment of the acoustical behaviour . 34 E.1 Assessment organigram. 34 E.2 Calculation procedure . 35 E.2.1 Preliminary comment . 35 E.2.2 Calculation of the wheel modal basis . 35 E.2.3 Selection of the reference track model . 35 E.2.4 Definition of the calculation parameters . 35 E.2.5 Power calculation . 35 E.2.6 Insertion. 36 E.2.
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