1–20 of 172 hits
|

    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 ...

    Relating contact temperature and wear transitions in a wheel-rail contact

    Sundh, Jon / Olofsson, Ulf | Tema Archive | 2011
    conditions corresponding to those of a wheel flange-gauge corner contact. Prior studies discussed wear in terms of contact pressure, amount and type ...

    Measuring rail/wheel contact points of running railway vehicles

    Kanehara, H. / Fujioka, T. | Tema Archive | 2002
    last 20 years. Therefore, it is interesting and worth while to study on method of measuring rail/wheel contact point and contact force of ...
    Keywords: Kontakt (Reibung) , Rad-Schiene-Kontakt

    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 ...

    Wear impact on rolling contact fatigue crack growth in rails

    Brouzoulis, Jim | Tema Archive | 2014
    Wear and rolling contact fatigue of rails are a major problem for the railway industry and it is of great importance to develop models for ...

    Rolling contact and adhesive wear of bainitic and pearlitic steels in low load regime

    Zapata, D. / Jaramillo, J. / Toro, A. | Tema Archive | 2011
    Serious problems have been observed in railroad systems as a consequence of uncontrolled wear, which is considered a key factor regarding ...

    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 ...

    Analysis of wear debris in rolling contact fatigue cracks of pearlitic railway wheels

    Cvetkovski, K. / Ahlström, J. / Norell, M. et al. | Tema Archive | 2014
    branching along the main crack paths and a discontinuous sheared layer of wear debris and metallic flakes within them. Analyses of the wear debris ...

    High strength rail steels - The importance of material properties in contact mechanics problems

    Pointner, Peter | Tema Archive | 2008
    The importance of material properties for solving rolling contact fatigue (RCF) - contact mechanics problems is shown. In addition to ...
    Keywords: Rad-Schiene-Kontakt

    Design of railway wheel profile taking into account rolling contact fatigue and wear

    Shevtsov, I.Y. / Markine, V.L. / Esveld, C. | Tema Archive | 2008
    criterion accounts for stability of a wheelset, minimum wear and contact stresses of wheels and rails as well as safety requirements. Using the ...

    Wear and rolling contact fatigue in bainitic steel microstructures

    Kristan, J. / Sawley, K. / Canadinc, D. et al. | Tema Archive | 2003
    contact fatigue cracks and spalls than did head-hardened pearlitic steel. The causes of this apparent superiority in RCF performance are not ...

    Wear and fatigue in rolling contact

    Kimura, Y. / Sekizawa, M. / Nitanai, A. | Tema Archive | 2002
    mechanisms of wear are put aside, and a quantitative theory of wear at rolling contact is first introduced. Then a theory of contact fatigue ...

    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

    RCF and wear in theory and practice - The influence of rail grade on wear and RCF

    Stock, R. / Pippan, R. | Tema Archive | 2011
    This paper investigates the wear and RCF behaviour of several pearlitic and bainitic rail steels on a full scale test rig at Voestalpine ...

    Recent developments in coefficient of friction measurements at the rail/wheel interface

    Harrison, H. / McCanney, T. / Cotter, J. | Tema Archive | 2002
    Determining how friction is measured by a tribometer requires some understanding of stick/slip mechanics in the contact patch at the wheel ...
    Keywords: Rad-Schiene-Kontakt

    Rolling contact fatigue and wear behaviour of the infrastar two-material rail

    Franklin, F.J. / Weeda, G.J. / Kapoor, A. et al. | Tema Archive | 2003
    Rolling contact fatigue (RCF) is currently one of the principal limitations of railway infrastructure productivity. Head checks in ...

    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

    A laboratory investigation on the influence of the particle size and slip during sanding on the adhesion and wear in the wheel-rail contact

    Arias-Cuevas, Oscar / Li, Zili / Lewis, Roger | Tema Archive | 2011
    the adhesion and wear obtained during railway sanding is presented. The wheel-rail contact has been simulated by means of a twin-disk roller ...

    Wheel and rail wear—Understanding the effects of water and grease

    Hardwick, C. / Lewis, R. / Eadie, D.T. | Tema Archive | 2014
    and subsurface analysis of test samples was carried out to identify the wear processes taking place under these differing contact conditions ...