1–20 of 44 hits
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    Development of surface topography for the rail-wheel contact

    Schargott, M. / Popov, V.L. / Dmitriev, A.I. et al. | Tema Archive | 2008
    We investigate the development of surface topography of two solids in a high-pressure frictional contact, like the rail-wheel contact. The ...
    Keywords: Rad-Schiene-Kontakt

    The effects of top of rail friction modifier on wear and rolling contact fatigue: Full-scale rail-wheel test rig evaluation, analysis and modelling

    Eadie, Donald T. / Elvidge, Dave / Oldknow, Kevin et al. | Tema Archive | 2008
    The effect of thin film friction modifier (FM) technology on the development of rolling contact fatigue (RCF) and wear are evaluated on a ...

    Prediction model for wheel profile wear and rolling contact fatigue

    Dirks, B. / Enblom, R. | Tema Archive | 2011
    A lifetime prediction tool for railway wheels and rails should be able to predict both wear and rolling contact fatigue (RCF), which are ...

    Impact of non-elliptic contact modelling in wheel wear simulation

    Enblom, Roger / Berg, Mats | Tema Archive | 2008
    application-dependent calibration, the focus of this investigation is the influence of non-elliptic contact models on the wheel wear rate and profile ...

    Comparison of non-elliptic contact models: Towards fast and accurate modelling of wheel–rail contact

    Sichani, Matin S. / Enblom, Roger / Berg, Mats | Tema Archive | 2014
    with vehicle dynamics analysis. Three contact models, namely STRIPES, Kik-Piotrowski and Linder are implemented and compared in terms of ...
    Keywords: Rad-Schiene-Kontakt

    Multi-scale finite element model to describe wear and rolling contact fatigue in the wheel-rail test rig

    Pletz, Martin / Daves, Werner / Yao, Weiping et al. | Tema Archive | 2012
    ) models is developed and local phenomena such as wear and crack propagation are investigated. This method is illustrated for the case of a test ...
    Keywords: Rad-Schiene-Kontakt

    Development of a wear prediction tool for steel railway wheels using three alternative wear functions

    Pombo, Joao / Ambrosio, Jorge / Pereira, Manuel et al. | Tema Archive | 2011
    given to the comparison of the results obtained with the different wear functions implemented in this work and to the global and local contact ...

    Simulation of wheel-rail contact and damage in switches and crossings

    Johansson, Anders / Paalsson, Björn / Ekh, Magnus et al. | Tema Archive | 2011
    friction coefficient), simulation of wheel-rail contacts accounting for non-linear material properties and plasticity, and simulation of wear and ...

    Assessment of methods for calculating contact pressure in wheel-rail/switch contact

    Wiest, M. / Kassa, E. / Daves, W. et al. | Tema Archive | 2008
    behaviour. Moreover, one elastic and one elastic-plastic finite element model of the contact are investigated with the commercial code ABAQUS. The ...
    Keywords: Kontakt (Reibung) , Rad-Schiene-Kontakt

    A multi-Hertzian contact model considering plasticity

    Sebes, Michel / Chollet, Hugues / Ayasse, Jean-Bernard et al. | Tema Archive | 2014
    Multi-body-system (MBS) simulation is widely used in the railway industry. One of its major topics is the assessment of rolling contact ...
    Keywords: Kontakt (Reibung) , Rad-Schiene-Kontakt

    Modelling and full-scale trials to investigate fluid pressurisation of rolling contact fatigue cracks

    Fletcher, D.I. / Hyde, P. / Kapoor, A. | Tema Archive | 2008
    rates was conducted following experimental verification that fluid penetration occurs for a full size rail-wheel contact. A fluid filled crack ...
    Keywords: Druck (Mechanik)

    Wheel/rail contact analysis of tramways and LRVs against derailment

    Sato, Yasuhiro / Matsumoto, Akira / Ohno, Hiroyuki et al. | Tema Archive | 2008
    possible to analyze the contact status especially to identify the location of the contact point between rail and wheel tread. The authors developed ...
    Keywords: Kontakt (Reibung) , Rad-Schiene-Kontakt

    Three-dimensional elastic-plastic stress analysis of wheel-rail rolling contact

    Wen, Zefeng / Wu, Lei / Li, Wei et al. | Tema Archive | 2011
    -plastic rolling contact stresses of wheel and rail. Three-dimensional rolling contact was simulated by multiple translations of the normal ...

    The detrimental effects of hollow wear-field experiences and numerical simulations

    Fröhling, Robert / Ekberg, Anders / Kabo, Elena | Tema Archive | 2008
    hollowing. These are complemented by a FE-simulation for a detailed study of the contact configuration. Finally, the results are discussed and ...

    Numerical simulation of near surface rail cracks subject to thermal contact stress

    Fletcher, David I. | Tema Archive | 2014
    Boundary element modelling was conducted to investigate rail cracks subject to combined thermal and contact loading such as occurs in ‘stud ...

    An innovative wheel-rail contact model for multibody applications

    Magheri, Silvia / Malvezzi, Monica / Meli, Enrico et al. | Tema Archive | 2011
    bodies and requires numerical solution of Navier's elasticity equation. The contact between wheel and rail has been described by means of ...

    Multibody modeling of railway vehicles: Innovative algorithms for the detection of wheel-rail contact points

    Falomi, Stefano / Malvezzi, Monica / Meli, Enrico | Tema Archive | 2011
    The multibody simulation of railway dynamics needs a reliable and efficient method to properly describe the contact between wheel and rail ...

    Thermoelastic wheel-rail contact problem with elastic graded materials

    Chudzikiewicz, Andrzej / Myslinski, Andrzej | Tema Archive | 2011
    contact surface and wear is considered. The rail is assumed to be covered with a coating. The thermal and mechanical properties of the coating ...

    Three-dimensional finite element solution of wheel-rail rolling contact with velocity dependent friction

    Zhao, Xin / Li, Zili | Tema Archive | 2012
    A velocity dependent friction law is introduced into a three dimensional (3D) transient FE model of wheel-rail rolling contact to ...
    Keywords: Rad-Schiene-Kontakt

    Analysis of parameters of conformal contact for wheel-center and bandage of an innovative wheel

    Vinnik, Leonid / Bourtchak, Guenrikh / Olshevskiy, Alexander et al. | Tema Archive | 2008
    internal contact of the differential rotation wheel-set (DRWS) and driving (or braking) rotational moment during rolling. The results of contact ...
    Keywords: Kontakt (Reibung)