Browsing Acta Polytechnica CTU Proceedings. 2022, vol. 35 by Title

Now showing items 5-10 of 10

    • Digital Track Map for the VEXA expert system 

      Author: Hlubuček, Adam
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      This paper aims to summarize possible solutions of a Digital Track Map proposal, designed to become a data source for the VEXA decision-making system. The VEXA project is carried out in cooperation of the Department of ...

    • Kalker’s coefficient c11 and its influence on the damping and the retuning of a mechanical drive torsion system of a railway vehicle 

      Author: Dybala, Vojtěch
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      Within the research of electromagnetically excited torsion oscillations in the mechanical part of traction drive systems of modern railway vehicles, which has been realized at the Faculty of mechanical engineering at the ...

    • Modern railways for the 21st century – a challenge not only for designers 

      Author: Kolář, Josef
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The paper outlines the basic goals for modern rail transport in the Czech Republic. This contribution points out some challenges and technical tasks that project engineers and operators of the rail transport in the Czech ...

    • Railway track deflection analysis by using evolutionary algorithms 

      Author: Kulich, Pavel; Plášek, Otto
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      In contrast to numerical methods, analytical modelling of the railway track is one of the less time-consuming and computationally demanding methods which, in combination with the computing power commonly available today, ...

    • The long-pitch corrugation development in small radii curves 

      Author: Valehrach, Jan; Říha, Tomáš; Vendel, Jiří; Plášek, Otto
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The paper deals with the phenomenon of long-pitch corrugation in curves of the small radii and also the effects that accelerate or slow down its development. The paper presents data from sections of railway track measured ...

    • The Railway 4.0 Concept – the vision of a digital railway in the Czech Republic (CR) 

      Author: Leso, Martin
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The paper presents a new alternative approach to the modernization of control and safety technologies on the railway network in the Czech Republic, referred to as the "The Railway 4.0 Concept". The presented concept is ...