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Conference paper information

Efficient driving algorithms for non-disturbed and disturbed trains with the CBTC signalling system

W. Carvajal, A.P. Cucala, A. Fernández-Cardador, L. Söder

4th International Conference on Models and Technologies for Intelligent Transportation Systems - MT-ITS 2015, Budapest (Hungary). 03-05 junio 2015


Summary:
Trains with automatic train operation (ATO)-communication-based train control (CBTC) have the capability to follow a predesigned or calculated speed profile and also can change the control command at any point of the route. This paper presents the advances in the research about designing driving profiles for ATO trains under the CBTC signalling system. Two algorithms based on simulation are proposed, one for the offline design of single undisturbed train trajectories and the other is a real-time algorithm to save energy when there is interaction between two consecutive trains. These algorithms were tested using a simulation-based metaheuristic optimization for the first case and a two-train tracking simulator for the second. The results showed that energy savings could be attained using the proposed algorithms maintaining the required safety and passenger comfort levels in the railway operation.


Keywords: ATO; CBTC; energy-efficient; Fuzzy; pseudo-Pareto front; optimization; simulation; NSGA-II-F; disturbed train; tracking algorithm


Publication date: June 2015.



Citation:
Carvajal, W., Cucala, A.P., Fernández-Cardador, A., Söder, L., Efficient driving algorithms for non-disturbed and disturbed trains with the CBTC signalling system, 4th International Conference on Models and Technologies for Intelligent Transportation Systems - MT-ITS 2015, Budapest (Hungary). 03-05 June 2015.


    Research topics:
  • *Efficiency in railways operation
  • *Energy efficient timetabling and train driving (Ecodriving)

IIT-15-084A

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