Title: Validation of rail vehicle system dynamic models

Authors: P.V. RamaChandran, A.J. Gilchrist, M.M. ElMadany, K. Cappel

Addresses: Manager, Transportation Engineering, Wyle Laboratories, Colorado Springs, USA. ' Senior Dynamics Engineer, Wyle Laboratories, Colorado Springs, USA. ' Senior Research Engineer, Wyle Laboratories, Colorado Springs, USA. ' Chief Design Engineer, Wyle Laboratories, Huntsville, Alabama, USA

Abstract: This paper presents results of a validation effort carried out on several analytical models that deals with the dynamic behaviour of railway freight cars. Model validation criteria for the four principal performance regimes - lateral stability, trackability, steady state curve negotiation and ride quality - are developed. The validation criteria and results are discussed in the context of available field test data.

Keywords: validation criteria; rail vehicle dynamics; model validation mathematical modelling; vehicle vibration; vehicle dynamics; track dynamics; train dynamics; lateral stability; trackability; steady state curve negotiation; ride quality; railway freight cars.

DOI: 10.1504/IJVD.1982.061282

International Journal of Vehicle Design, 1982 Vol.3 No.2, pp.202 - 233

Published online: 25 May 2014 *

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