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Regenerative Braking Energy Recovery from a Platoon powered by a DC Electric Road System

Lookup NU author(s): Dr Saleh AliORCiD, Professor Volker PickertORCiD, Dr Mansoureh Zangiabadi

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This work is licensed under a Creative Commons Attribution 4.0 International License (CC BY 4.0).


Abstract

Electric road systems (ERSs) are anticipated to be major energy consumers. The energy efficiency of an ERS can be significantly improved by implementing the practice of driving electric vehicles (EVs) in closely spaced platoons. This driving configuration effectively reduces the drag coefficient of all vehicles within the platoon, resulting in a substantial decrease in the power demanded from the grid. Moreover, it enables the collective recuperation of regenerative energy from braking EVs rather than feeding the individual braking energy into each vehicle battery. Recuperating energy from trains is well understood. Typically braking resistors are used to protect the network from overvoltage in combination with a nearby energy storage system or feeding power upstream into the AC grid via reversible substations. This paper utilises Simulink to model an ERS featuring two EV platoons (EVP), simulating power flow within the system and assessing various technologies for regenerative energy recuperation. A control strategy for efficient management of regenerative energy is introduced and validated through experiments by using dedicated software designed for emulating regenerative braking energy in DC railway applications.


Publication metadata

Author(s): Ali S, Pickert V, Zangiabadi M, Alharbi M, Li H

Publication type: Article

Publication status: Published

Journal: IET Electrical Systems in Transportation

Year: 2024

Volume: 2025

Issue: 1

Online publication date: 23/06/2025

Acceptance date: 27/05/2025

Date deposited: 08/07/2025

ISSN (print): 2042-9738

ISSN (electronic): 2042-9746

Publisher: IET

URL: https://doi.org/10.1049/els2/8479155

DOI: 10.1049/els2/8479155

Data Access Statement: The data that support the findings of this study are available from the corresponding author upon reasonable request.

PubMed id: 8479155


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