Paper
3 January 2025 Modeling and simulation verification of movement authority generation function of C3+ATO system
Hengyu Niu, Zhenhai Zhang
Author Affiliations +
Proceedings Volume 13442, Fifth International Conference on Signal Processing and Computer Science (SPCS 2024); 1344224 (2025) https://doi.org/10.1117/12.3053122
Event: Fifth International Conference on Signal Processing and Computer Science (SPCS 2024), 2024, Kaifeng, China
Abstract
CTCS-3 train control system is the key system to ensure the safe operation of trains, and its effective combination with automatic train operation technology, which plays an important role in the control of train operation, and is also the mainstream direction of the development of high-speed railway system in China. A method in this paper is provided for modeling and formal simulation verification of the real-time behavior of the system based on timed automata to ensure the safe operation of high-speed railway C3+ATO system. Taking the function of movement authority generation as an example, according to the functional requirements of the train operation system, the information is transmitted between the communication equipment, establishes the timed automata network model of information interaction between the equipment, and the message sequence charts between the communication equipment is generated, which used in the function of movement authority generation, train sends unconditional emergency stop messsage and temporary speed reduction messsage through the formal simulation, and the security, existence and reachability of the system are verified by the BNF (Backus-Naur Form, BNF) statement. As a result, the model meets the requirements of system functional attributes and the technical specification of Radio Block Center, which lays a foundation for the subsequent research of C3+ATO system.
(2025) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Hengyu Niu and Zhenhai Zhang "Modeling and simulation verification of movement authority generation function of C3+ATO system", Proc. SPIE 13442, Fifth International Conference on Signal Processing and Computer Science (SPCS 2024), 1344224 (3 January 2025); https://doi.org/10.1117/12.3053122
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KEYWORDS
Education and training

Control systems

Systems modeling

Modeling

Motion analysis

Telecommunications

Instrument modeling

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