Virtual coupling in railways: A comprehensive review

J Felez, MA Vaquero-Serrano - Machines, 2023 - mdpi.com
The current mobility situation is constantly changing as people are increasingly moving to
urban areas. Therefore, a flexible mode of transport with high-capacity passenger trains and …

Trajectory optimization for high-speed trains via a mixed integer linear programming approach

Y Cao, Z Zhang, F Cheng, S Su - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper proposes a trajectory optimization approach for high-speed trains to reduce
traction energy consumption and increase riding comfort. Besides, the proposed approach …

A nonlinear safety equilibrium spacing-based model predictive control for virtually coupled train set over gradient terrains

S Su, J She, K Li, X Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The increasing demand for capacity in railway transportation has spawned the concept of
virtual coupling (VC), which can further shorten the intertrain distance by applying …

Energy-efficient operation by cooperative control among trains: A multi-agent reinforcement learning approach

S Su, X Wang, T Tang, G Wang, Y Cao - Control Engineering Practice, 2021 - Elsevier
With the ever-increasing operating mileage of urban rail transit systems, a large amount of
energy is consumed for train operation, and the energy-saving for train operation has …

A stabilized virtual coupling scheme for a train set with heterogeneous braking dynamics capability

S Su, J She, D Wang, S Gong, Y Zhou - Transportation Research Part C …, 2023 - Elsevier
Virtual coupling (VC) is an advanced technology in train control systems, which enables
trains to run information with a small tracking interval. Hence, it can significantly increase the …

Cooperative train control during the power supply shortage in metro system: A multi-agent reinforcement learning approach

X Wang, A D'Ariano, S Su, T Tang - Transportation Research Part B …, 2023 - Elsevier
In metro system, the fault of traction power supply system may cause the power supply
shortage around the failure substation. In this case, the dispatching measure should be …

Control strategy for stable formation of high‐speed virtually coupled trains with disturbances and delays

Y Liu, Y Zhou, S Su, J Xun… - Computer‐Aided Civil and …, 2023 - Wiley Online Library
Virtual coupling (VC) brings unprecedented opportunities for the train operation system by
controlling multiple trains as a virtually coupled train set (VCTS) via train automation and …

Railway virtual coupling: A survey of emerging control techniques

Q Wu, X Ge, QL Han, Y Liu - IEEE Transactions on Intelligent …, 2023 - ieeexplore.ieee.org
This paper provides a systematic review of emerging control techniques used for railway
virtual coupling (VC) studies. Train motion models are first reviewed, including model …

A robust mpc approach with controller tuning for close following operation of virtually coupled train set

X Luo, T Tang, J Yin, H Liu - Transportation Research Part C: Emerging …, 2023 - Elsevier
Virtual coupling, as an emerging concept in railways, expects successive trains in a virtually
coupled train set (VCTS) to maintain a short following distance. However, this close …

Roadmap and challenges for reinforcement learning control in railway virtual coupling

G Basile, E Napoletano, A Petrillo, S Santini - Discover Artificial …, 2022 - Springer
The ever increasing demand in passenger and freight transportation is leading to the
saturation of railway network capacity. Virtual Coupling (VC) has been proposed within the …