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Modelling Electric Transients in a Conductive Electric Road System

Wenander, David LU ; Marquez-Fernandez, Francisco J. LU orcid and Alakula, Mats LU orcid (2023) 115th AEIT International Annual Conference, AEIT 2023
Abstract

Electric Road Systems, that allow electric vehicles to charge while driving, are emerging as an alternative to static charging stations for electric vehicles. In order to ensure safe and reliable operation of future electric road deployments more knowledge and understanding is needed as to how electric transients occur and affect the electric road system and corresponding charging vehicle. This paper presents a simulation model of a conductive electric road that has been experimentally validated against an existing demonstrator. The model is able to simulate electric transients in the time resolution of 0.1 ms, suitable for the examination of both electric safety issues as well as fault conditions. In order to validate the model, two... (More)

Electric Road Systems, that allow electric vehicles to charge while driving, are emerging as an alternative to static charging stations for electric vehicles. In order to ensure safe and reliable operation of future electric road deployments more knowledge and understanding is needed as to how electric transients occur and affect the electric road system and corresponding charging vehicle. This paper presents a simulation model of a conductive electric road that has been experimentally validated against an existing demonstrator. The model is able to simulate electric transients in the time resolution of 0.1 ms, suitable for the examination of both electric safety issues as well as fault conditions. In order to validate the model, two different operation cases are presented: 1) Normal operation: when an electric bus is driving and charging on the electric road, and 2) Touch event: a human equivalent impedance model is connected to the electric bus chassis to investigate the risk associated with touch currents. The validation results show that the model is able to replicate the electrical transient behaviour that occurs in the electric road for both operation cases.

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Please use this url to cite or link to this publication:
author
; and
organization
publishing date
type
Chapter in Book/Report/Conference proceeding
publication status
published
subject
keywords
charging infrastructure, dynamic charging, Electric Road Systems, electric transients, Electric Vehicles
host publication
2023 115th AEIT International Annual Conference, AEIT 2023
publisher
IEEE - Institute of Electrical and Electronics Engineers Inc.
conference name
115th AEIT International Annual Conference, AEIT 2023
conference location
Rome, Italy
conference dates
2023-10-05 - 2023-10-07
external identifiers
  • scopus:85180405009
ISBN
9788887237603
DOI
10.23919/AEIT60520.2023.10330352
language
English
LU publication?
yes
id
82f58772-4531-49f2-89c5-9626cd5db363
date added to LUP
2024-01-09 15:23:58
date last changed
2024-01-09 15:25:14
@inproceedings{82f58772-4531-49f2-89c5-9626cd5db363,
  abstract     = {{<p>Electric Road Systems, that allow electric vehicles to charge while driving, are emerging as an alternative to static charging stations for electric vehicles. In order to ensure safe and reliable operation of future electric road deployments more knowledge and understanding is needed as to how electric transients occur and affect the electric road system and corresponding charging vehicle. This paper presents a simulation model of a conductive electric road that has been experimentally validated against an existing demonstrator. The model is able to simulate electric transients in the time resolution of 0.1 ms, suitable for the examination of both electric safety issues as well as fault conditions. In order to validate the model, two different operation cases are presented: 1) Normal operation: when an electric bus is driving and charging on the electric road, and 2) Touch event: a human equivalent impedance model is connected to the electric bus chassis to investigate the risk associated with touch currents. The validation results show that the model is able to replicate the electrical transient behaviour that occurs in the electric road for both operation cases.</p>}},
  author       = {{Wenander, David and Marquez-Fernandez, Francisco J. and Alakula, Mats}},
  booktitle    = {{2023 115th AEIT International Annual Conference, AEIT 2023}},
  isbn         = {{9788887237603}},
  keywords     = {{charging infrastructure; dynamic charging; Electric Road Systems; electric transients; Electric Vehicles}},
  language     = {{eng}},
  publisher    = {{IEEE - Institute of Electrical and Electronics Engineers Inc.}},
  title        = {{Modelling Electric Transients in a Conductive Electric Road System}},
  url          = {{http://dx.doi.org/10.23919/AEIT60520.2023.10330352}},
  doi          = {{10.23919/AEIT60520.2023.10330352}},
  year         = {{2023}},
}