<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This article deals with computer analyses of output quantities of a railway vehicle depending on changing of parameters of suspension system. A passenger car was chosen for dynamic analyses. An analysed passenger railway vehicle uses two stage suspension system composed of coil springs and hydraulic dampers. Stiffness of coil springs of primary and secondary suspensions were defined for two states and its influence on output values in terms of quality and quantity was evaluated. As output variables, values of forces in a wheel/rail contact and accelerations in several locations on a wagon body floor were chosen. Values of forces in a wheel/rail contact indicate dynamic response of a railway vehicle running in terms of running safety and values of accelerations serve as important input for evaluation of passenger ride comfort.</p></abstract>

This article deals with computer analyses of output quantities of a railway vehicle depending on changing of parameters of suspension system. A passenger car was chosen for dynamic analyses. An analysed passenger railway vehicle uses two stage suspension system composed of coil springs and hydraulic dampers. Stiffness of coil springs of primary and secondary suspensions were defined for two states and its influence on output values in terms of quality and quantity was evaluated. As output variables, values of forces in a wheel/rail contact and accelerations in several locations on a wagon body floor were chosen. Values of forces in a wheel/rail contact indicate dynamic response of a railway vehicle running in terms of running safety and values of accelerations serve as important input for evaluation of passenger ride comfort.

Influence of Suspension Parameters Changes of a Railway Vehicle on Output Quantities

Faculty of Mechanical Engineering, Department of Transport and Handling Machines

Faculty of Transport Engineering, Department of Mobile Machinery and Railway Transport

LOGI – Scientific Journal on Transport and Logistics

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This article deals with computer analyses of output quantities of a railway vehicle depending on changing of parameters of suspension system. A passenger car...

Influence of Suspension Parameters Changes of a Railway Vehicle on Output Quantities

Publié en ligne: 13 juin 2019

Pages: 20 - 29

DOI: https://doi.org/10.2478/logi-2019-0003

Mots clés
Railway vehicle, suspension parameters, computer simulations, running properties

© 2019 Ján Dižo et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Influence of Suspension Parameters Changes of a Railway Vehicle on Output Quantities

Publié en ligne: 13 juin 2019

Pages: 20 - 29

DOI: https://doi.org/10.2478/logi-2019-0003

Mots clésRailway vehicle, suspension parameters, computer simulations, running properties

© 2019 Ján Dižo et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Railway vehicle, suspension parameters, computer simulations, running properties