Acta Polytechnica CTU Proceedings. 2023, vol. 43

 

Zobrazují se záznamy 1-17 z 17

    • Integrated cyclic timetable on the railways in the Karlovy Vary region 

      Autor: Hora, Jakub; Baran, Filip
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The concept of public transport with periodic timetables has been slowly spreading in the Czech Republic for many years. Together with the announcement of tenders for the operation of compulsory transport according to the ...

    • Experience with sleeper substructure design for a speed of 200 kph according to the S4 standard 

      Autor: Hubáčková, Dana; Říha, Tomáš; Dušek, Erik
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The paper deals with the sleeper substructure design for a speed of 200 kph according to the Czech SŽ S4 standard. The paper includes the design of sub-ballast and capping layers. The second part of the paper is focused ...

    • Determining 3D coordinates based on the track geometry description 

      Autor: Hlubuček, Adam
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      This paper is focused on the data description of the railway infrastructure. Its aim is to present the possibilities of constructing of linear elements representing tracks in 2D and their subsequent transformation into 3D ...

    • Artificial intelligence in operational applications of railway infrastructure manager 

      Autor: Šrámek, Přemysl; Široký, Jaromír; Vojtek, Martin
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The main goal of this article is to present the possibility of using artificial intelligence in operational application of railway infrastructure manager. Railway 4.0 can be controlled fully digitally – operational ...

    • Simulation assessment of the headway under the ETCS L3 

      Autor: Nachtigall, Petr; Tischer, Erik
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      This paper deals with a simulation assessment of the impact of the introduction of ETCS L2 and L3 on the capacity of railway lines. The simulation itself is carried out in the OpenTrack simulation software, especially in ...

    • Recycled materials for sublayers 

      Autor: Svoboda, Richard; Hubáčková, Dana; Valehrach, Jan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The article focuses on the recycled materials used in sleeper substructure. In the introduction, it summarizes the requirements for bearing layers of railway substructure and recycling of waste construction materials. The ...

    • Proposal of operational concept for bulk substrates transport by freight trains and its application within case study of aggregate transport for construction of Vlachovice dam 

      Autor: Jacura, Martin; Týfa, Lukáš
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      Railway freight transport represents an advantageous way for regular transport of bulk substrates. As a result of changes within the industry and energy sectors as well as in the field of consumer behaviour, such business ...

    • Length of transfer time between connecting trains – is there an ideal value? 

      Autor: Froněk, Jan; Chlumecký, Jaroslav; Vymětal, Daniel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      Quality public transport is an essential part of global mobility. In general, there is an effort to ensure that as many transport users as possible use public transport. The public transport subsystems also include rail ...

    • Ecological solutions for freight trains 

      Autor: Chýle, Martin; Drábek, Michal
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The article presents the potential of freight railway transport in terms of saving of emissions and maximizing the efficiency of operation. Attention is paid to the transport of freight trains on electrified lines with ...

    • The influence of the construction of tram fronts on the consequences of accidents with passenger cars 

      Autor: Seidl, Jakub
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      In recent years, there has been a large increase in passenger and public transport in cities. An increase in traffic flow results in an increasing risk of accidents. Manufacturers and operators of trams are increasingly ...

    • The measurement of the influence of the adhesion loss on the dynamic load of the drive reaction rod on the roller rig 

      Autor: Dybala, Vojtěch
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The dynamic behaviour and dynamic phenomena in traction drives of railway vehicle has been studied for decades. Generally, in these days the motivation for this research is to look for answers related with service problems, ...

    • Application of ontology/conceptual modelling in the context of risk identification at level crossings 

      Autor: Kohout, Tomáš; Nouzovský, Luboš; Vrtal, Pavel; Kocián, Karel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      This conference paper discusses a new analytical approach to the evaluation of traffic safety at the railway crossings. The new method is based on the use of ontological principles. The ontological tools present a comprehensive ...

    • Integral railway interlocking system and its assessment according to European standards 

      Autor: Brandejský, Tomáš; Fábera, Vít; Leso, Martin
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      This paper analyses the component of the Integrated Interlocking System which forms the central logical and functional unit implementing all logical and computational functions necessary for railway traffic control in the ...

    • Expert questionnaire on the issue of economical use of the railway traffic path capacity and buildings preparation on the railway 

      Autor: Purkart, Pavel; Vodák, David
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The railway traffic path capacity and the issue of railway buildings planning are topics that are widely discussed in professional groups. Experts often do not the same opinions on these topics. The issue of the allocation ...

    • Benefits of remote control on the railway lines 

      Autor: Křižan, Lukáš; Vojtek, Martin
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      Railway transport in the Czech Republic largely uses transit corridors, which are significantly more used than the rest of the railway network. This assumption leads to an increase in the safety of these lines and gradual ...

    • Modern vehicles for regional railways 

      Autor: Kolář, Josef
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The paper analyses the history of two-axle rail vehicles (rail buses) used for operation on regional lines in Czechoslovakia. It also shows trends in the development of modern light autonomous rolling stocks usable for ...

    • Cooperation of active steering control of wheelsets with subsystems of an autonomous urban rail vehicle 

      Autor: Vrba, Jan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)
      The paper presents the motivations for the application of actively controlled elements in the running gear of a rail vehicle and the challenges that need to be addressed before deploying vehicles with actively controlled ...