Hierarchical eco-driving and energy management control for hydrogen powered hybrid trains

K Deng, T Fang, H Feng, H Peng, L Löwenstein… - Energy Conversion and …, 2022 - Elsevier
Climate change and emissions reductions are important issues on the rail industry's agenda.
The use of hydrogen as an alternative fuel for rail brings many potential benefits, most …

Eco-driving strategy optimization for high-speed railways considering dynamic traction system efficiency

M Feng, Y Huang, S Lu - IEEE Transactions on Transportation …, 2023 - ieeexplore.ieee.org
In modern high-speed railway (HSR) systems, some pivot components of the train traction
system conduct energy conversion with a certain efficiency. With different train operational …

Modeling and energy-optimal control for freight trains based on data-driven approaches

X Tao, P Sun, Z **ao, C Fu, X Feng, Q Wang - Future Generation Computer …, 2024 - Elsevier
This paper focuses on the energy optimization problem of traction substations. The paper
addresses the difficulty of considering time-varying parameters and environmental …

Optimization of speed trajectory for electric wheel loaders: Battery lifetime extension

H Zhang, F Wang, Z Lin, B Xu - Applied Energy, 2023 - Elsevier
The electrification of wheel loaders is considered a leading trend due to its advantage of
zero‑carbon emissions. However, the inevitable phenomenon of battery degradation has led …

Train control and schedule integrated optimization with reversible substations

M Chen, Q Wang, P Sun, X Feng - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
The Carbon Neutralization is a grand strategy to deal with global climate change. As a major
energy consumer, urban rail transit (URT) system should contribute corresponding solutions …

Traction energy optimization considering comfort parameter: A case study in Istanbul metro line

A Yildiz, O Arikan, K Keskin - Electric Power Systems Research, 2023 - Elsevier
The traction system utilizes the significant part of the energy used by a train. Enhancing
driving strategies has the potential to significantly increase energy efficiency. This …

Joint optimization combining the capacity of subway on‐board energy storage device and timetable

X Wang, P Sun, Q Wang, J Ding… - IET Intelligent Transport …, 2023 - Wiley Online Library
On‐board energy storage devices (OESD) and energy‐efficient train timetabling (EETT) are
considered two effective ways to improve the usage rate of regenerative braking energy …

Energy-efficient tram speed trajectory optimization considering the influence of the traffic light

J He, YH Li, SH Long, YT Xu, JQ Chen - Frontiers in Energy Research, 2022 - frontiersin.org
The tram typically adopts the form of semi-independent right of way, which is affected by the
traffic light at junctions. The parking and wait time of the tram due to red lights will increase …

Nine-Switch Multiport Converter Applied to Battery-Powered Tramway with Reduced Leakage Current

ADD Almeida, F Bradaschia, C Rech, CA Caldeira… - Energies, 2024 - mdpi.com
Electrically powered rail transport is constantly increasing in order to meet the high demand
for people and cargo transportation, whether with high-speed trains, subways, suburban …

Convex optimization for fuel cell hybrid trains: Speed, energy management system, and battery thermals

R Jibrin, S Hillmansen, C Roberts - 2022 European Control …, 2022 - ieeexplore.ieee.org
We optimize the operation of a fuel cell hybrid train using convex optimization. The main
objective is to minimize hydrogen fuel consumption while achieving target journey duration …