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    Effect of the turning characteristics of underfloor wheel lathes on the evolution of wheel polygonisation

    Cui, Dabin / An, Boyang / Allen, Paul et al. | SAGE Publications | 2019
    During both running and wheel cut operations, wheels of railway vehicles and the friction rollers that support and drive the wheelset on a ...

    Numerical analysis of the effect of track parameters on the wear of turnout rails in high-speed railways

    Xu, Jingmang / Wang, Ping / Wang, Jian et al. | SAGE Publications | 2018
    In this study, a numerical procedure is developed to predict the wear of turnout rails, and the effect of track parameters is investigated ...
    Keywords: Wear of turnout rails

    The effect of the frequency-dependent stiffness of rail pad on the environment vibrations induced by subway train running in tunnel

    Wei, Kai / Wang, Ping / Yang, Fan et al. | SAGE Publications | 2016
    The influence of the frequency-dependent stiffness of rail pad on the frequency distribution of vibrations created by a subway train ...
    Keywords: frequency-dependent stiffness of a rail pad

    Impact of debonding between layers of ballastless turnouts on the vibration characteristics of the wheel-rail system

    Li, Shuxiao / Li, Zhiheng / Yan, Zheng et al. | SAGE Publications | 2024

    The mortar layer of the slab ballastless turnout is the weakest connecting part compared to the rest of the structure, meaning debonding

     ...
    Keywords: vibration properties of wheel-rail coupled system , position of wheel load transition

    Study of the lateral resistance characteristics of ballast bed considering the sleeper group effect

    Jing, Pu / Xiao, Jie-Ling / Xu, Yi et al. | SAGE Publications | 2023

    By establishing the ballast track full scale model, this paper tested and compared the difference between the resistance of the sleeper

     ...

    Numerical and experimental investigations of the effect of temperature and moisture on the repose angle of railway ballast

    Liu, Jianxing / Wang, Ping / Liu, Ganzhong et al. | SAGE Publications | 2022
    The angle of repose (AOR) is one of the key parameters used to comprehensively characterize the basic mechanical properties and stacking ...
    Keywords: angle of repose

    Numerical investigation of the fatigue performance of elastic rail clips considering rail corrugation and dynamic axle load

    Wang, Ping / Lu, Jun / Zhao, Caiyou et al. | SAGE Publications | 2021
    To analyze the reasons for rail clip fracture, the characteristics of rail corrugation were first measured using a rail corrugation meter ...

    Numerical investigation of the influence of the creep curve on the wheel–rail contact damage in high-speed railway turnouts

    Qian, Yao / Wang, Ping / Chen, Jiayin et al. | SAGE Publications | 2019
    . The dynamic performance and damage coefficient of CRH2 locomotive passing through the 18# turnout at a speed of 80 km/h are discussed under ...

    Numerical study of the transition characteristics and related degradation at the flange bearing frog

    Gao, Yuan / Xu, Jingmang / Wang, Ping et al. | SAGE Publications | 2021
    Wheel-load transition process of the flange bearing frog is so complex: the wheel-load transits from the tread to the flange, and then back ...

    Influence of out-of-round wheels on the vehicle–flexible track interaction at rail welds

    Lulu, G Bethel / Chen, Rong / Wang, Ping et al. | SAGE Publications | 2021
    The dynamic analysis of the vehicle–flexible track interaction involves the study of vehicle motion and its dynamic impact transmitted to ...
    Keywords: Out-of-roundness wheel

    Numerical simulation of rail surface-initiated rolling contact fatigue in the switch panel of railway turnouts

    Ma, Xiaochuan / Wang, Ping / Xu, Jingmang et al. | SAGE Publications | 2021
    Considering the complex characteristics of the track structure in railway turnouts, it is difficult and also expensive to experimentally ...

    An investigation into the effect of temperature-dependent stiffness of rail pads on vehicle-track coupled vibrations

    Wei, Kai / Liu, Zi-xuan / Liang, Ying-chun et al. | SAGE Publications | 2017
    To consider the rail pads of thermoplastic polyurethane elastomer (TPE), chloroprene rubber (CR), and ethylene propylene diene monomer ...

    Assessing the fast non-Hertzian methods based on the simulation of wheel–rail rolling contact and wear distribution

    An, Boyang / Ma, Daolin / Wang, Ping et al. | SAGE Publications | 2020
    used. Two commonly used wear models, namely the Archard (extended at the KTH Royal Institute of Technology) and USFD (developed by the ...

    Comparison of non-Hertzian modeling approaches for wheel–rail rolling contact mechanics in the switch panel of a railway turnout

    Ma, Xiaochuan / Wang, Ping / Xu, Jingmang et al. | SAGE Publications | 2019
    Due to the complicated wheel–rail contact relation of railway turnouts, it is necessary to select a reasonable rolling contact model to ...
    Keywords: relative motion of stock/switch rails

    Experimental study of the frequency-domain characteristics of ground vibrations caused by a high-speed train running on non-ballasted track

    Wang, Ping / Wei, Kai / Wang, Li et al. | SAGE Publications | 2016
    and consolidated infrastructure, whether if the train speed is below or above the Rayleigh wave speed, the dominant frequencies of both the ...

    Using the geometric wheel-rail contact algorithms for fault detection in turnout areas based on the variable section characteristics of rails

    Qian, Yao / Wang, Ping / Liu, Yibin et al. | SAGE Publications | 2020
    profile sampling method based on the characteristics of the variable section rails in the turnout regions. This algorithm provides a fast and ...

    Simulation of the inherent structural irregularities of high-speed railway turnouts based on a virtual track inspection method

    Sun, Xu / Wang, Ping / Xu, Jingmang et al. | SAGE Publications | 2023
    with a multibody system model is proposed to reveal the longitudinal level and alignment of high-speed railway turnouts when the train passes ...

    Analysis on the track quality evolution law of polyurethane-reinforced ballasted track in high-speed railway

    Xiao, Jie-Ling / Jing, Pu / Yu, Si-Xin et al. | SAGE Publications | 2021
    Polyurethane-reinforced ballasted track (PRBT) can improve the integrity of ballasted track structures and satisfy the high-stability ...

    Calculation model of the vehicle – CRTS II coupling system with symplectic method

    Wang, Ping / Xu, Jinhui / Wang, Li et al. | SAGE Publications | 2018
    In this paper, the vibrations of the vehicle – CRTS II (abbreviation for China Railway Track System II) slab ballastless track vertical ...

    Vertical track irregularity analysis of high-speed railways on simply-supported beam bridges based on the virtual track inspection method

    Gao, Tianci / Cong, Jianli / Wang, Ping et al. | SAGE Publications | 2021
    Understanding the relationship between the static and dynamic track geometry irregularities is crucial for the proper maintenance of rail ...