CEN/TR 17039:2017

SLOVENSKI STANDARD
01-maj-2017
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Railway applications - Technical Report about the revision of EN 14363
Bahnanwendungen - Fachbericht zur Überarbeitung der EN 14363
Applications ferroviaires - Rapport technique de la révision de la norme EN 14363
Ta slovenski standard je istoveten z: CEN/TR 17039:2017
ICS:
45.060.01 Železniška vozila na splošno Railway rolling stock in
general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

CEN/TR 17039
TECHNICAL REPORT
RAPPORT TECHNIQUE
February 2017
TECHNISCHER BERICHT
ICS 45.060.01
English Version
Railway applications - Technical Report about the revision
of EN 14363
Applications ferroviaires - Rapport technique de la Bahnanwendungen - Fachbericht zur Überarbeitung
révision de la norme EN 14363 der EN 14363

This Technical Report was approved by CEN on 12 January 2017. It has been drawn up by the Technical Committee CEN/TC 256.

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, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No. CEN/TR 17039 E
worldwide for CEN national Members.

Contents Page
European foreword . 5
1 Scope . 6
2 Members of the different drafting groups for the revision of EN 14363 . 6
3 Changes to the scope . 7
3.1 Scope extension . 7
3.2 Limitation . 7
3.3 Clarification . 8
3.4 Shifted to other sections . 8
4 Fault modes . 8
4.1 What was changed? . 8
4.2 Why was it changed? . 9
4.3 Comments raised in the CRM process and how they were addressed . 9
5 Load conditions for testing . 9
6 First stage assessment . 10
6.1 General . 10
6.2 Safety against derailment on twisted track . 10
6.3 Safety against derailment under longitudinal compressive forces in S-shaped curves . 12
6.4 Evaluation of the torsional coefficient of a car body . 12
6.5 Determination of displacement characteristics . 12
6.6 Loading of the diverging branch of a switch . 13
6.7 Running safety in curved crossings for vehicles with small wheels . 14
7 Statistical analysis and multiple regression . 14
7.1 Background . 14
7.2 Relationship of assessment parameters and input variables . 14
7.3 Assessment methods . 16
7.4 Assessment by statistical methods in EN 14363 . 16
7.4.1 General . 16
7.4.2 One-dimensional method . 16
7.4.3 Two-dimensional method . 24
7.4.4 Multiple regression . 28
7.5 Regression assumptions . 31
8 Recalculation of Y/Q (7.6.2.2.5) . 32
8.1 What was changed . 32
8.2 Why was it changed . 33
8.3 Any references to useful background . 33
8.4 What were the options, what was rejected and why? . 33
9 Track loading parameters . 36
10 Rail surface damage quantity T . 36
qst
10.1 What was changed . 36
10.2 Why was it changed . 36
10.3 Approach . 37
10.4 Derivation and definition of T . 38
qst
10.5 Measurable quantities . 39
10.6 Limit values . 39
10.7 Verification from tests . 40
11 Replacing of limit values of ride characteristics by informative guidance for
assessment . 40
11.1 General . 40
11.2 Removing limit values for quasi-static lateral acceleration . 41
11.3 Revision of accelerometer positions in the car body of freight vehicles . 42
12 Track geometric quality and coordination with WG 28 . 42
12.1 Background . 42
12.2 Joint Survey Group WG 10 / WG 28 . 44
12.3 DynoTRAIN project . 45
12.4 Use of 50 % and / or 90 % levels. 45
12.5 Changes from EN 14363:2005 and UIC 518:2009 . 45
12.6 Speed range used for Track Quality assessment . 46
12.7 Wavelength Ranges . 46
12.8 Requirements in different zones . 47
12.9 Topics discussed but not changed . 47
13 Contact conditions . 47
13.1 Equivalent conicity . 47
13.1.1 Summary of requirements of EN°14363:2005 . 47
13.1.2 Summary of requirements of UIC Leaflet 518:2009 . 48
13.1.3 Changes in EN 14363:2016 . 48
13.2 Background information about investigations carried out in the DynoTRAIN project . 49
13.3 Radial steering index (RSI) . 54
13.3.1 Summary of requirements of EN°14363:2005 . 54
13.3.2 Summary of requirements of UIC Leaflet 518:2009 . 54
13.3.3 Changes in EN°14363:2016 . 55
13.3.4 Background information about the radial steering index . 55
14 Special vehicles . 58
15 Simulation . 59
15.1 General . 59
15.2 Model validation . 60
15.2.1 Principle of model validation . 60
15.2.2 Evaluations to carry out model validation . 60
15.2.3 Independent review . 61
15.2.4 Validation proposal from DynoTRAIN . 61
15.2.5 Efficiency of the usage of stationary tests . 62
15.3 Fields and conditions for application of simulation . 62
15.3.1 Introduction. 62
15.3.2 Definitions of reference and modified vehicle . 62
15.3.3 Scope of permitted modifications . 63
15.3.4 Requirements regarding the modification of a validated model . 63
15.3.5 Evaluation of estimated valu
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