Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV

In this study, the human exposure to the magnetic field emitted by a wireless power transfer (WPT) system during the static recharging operations of a compact electric vehicle (EV) is evaluated. Specifically, the influence of the posture of realistic anatomical models, both in standing and lying pos...

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Main Authors: Valerio De Santis, Luca Giaccone, Fabio Freschi
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/21/7248
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author Valerio De Santis
Luca Giaccone
Fabio Freschi
author_facet Valerio De Santis
Luca Giaccone
Fabio Freschi
author_sort Valerio De Santis
collection DOAJ
description In this study, the human exposure to the magnetic field emitted by a wireless power transfer (WPT) system during the static recharging operations of a compact electric vehicle (EV) is evaluated. Specifically, the influence of the posture of realistic anatomical models, both in standing and lying positions, either inside or outside the EV, is considered. Aligned and misaligned coil configurations of the WPT system placed both in the rear and front position of the car floor are considered as well. Compliance with safety standards and guidelines has proven that reference levels are exceeded in the extreme case of a person lying on the floor with a hand close to the WPT coils, whereas the system is always compliant with the basic restrictions, at least for the considered scenarios.
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spelling doaj.art-8f453c844cf24dbfb36ba5f32e36d18a2023-12-03T13:25:20ZengMDPI AGEnergies1996-10732021-11-011421724810.3390/en14217248Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EVValerio De Santis0Luca Giaccone1Fabio Freschi2Department of Industrial and Information Engineering and Economics, University of L’Aquila, 67100 L’Aquila, ItalyDipartimento Energia “G. Ferraris”, Politecnico di Torino, Corso Duca degli Abruzzi, 24, 10129 Torino, ItalyDipartimento Energia “G. Ferraris”, Politecnico di Torino, Corso Duca degli Abruzzi, 24, 10129 Torino, ItalyIn this study, the human exposure to the magnetic field emitted by a wireless power transfer (WPT) system during the static recharging operations of a compact electric vehicle (EV) is evaluated. Specifically, the influence of the posture of realistic anatomical models, both in standing and lying positions, either inside or outside the EV, is considered. Aligned and misaligned coil configurations of the WPT system placed both in the rear and front position of the car floor are considered as well. Compliance with safety standards and guidelines has proven that reference levels are exceeded in the extreme case of a person lying on the floor with a hand close to the WPT coils, whereas the system is always compliant with the basic restrictions, at least for the considered scenarios.https://www.mdpi.com/1996-1073/14/21/7248electric vehicleEMF safetynumerical dosimetrywireless chargingwireless power transfer
spellingShingle Valerio De Santis
Luca Giaccone
Fabio Freschi
Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
Energies
electric vehicle
EMF safety
numerical dosimetry
wireless charging
wireless power transfer
title Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
title_full Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
title_fullStr Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
title_full_unstemmed Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
title_short Influence of Posture and Coil Position on the Safety of a WPT System While Recharging a Compact EV
title_sort influence of posture and coil position on the safety of a wpt system while recharging a compact ev
topic electric vehicle
EMF safety
numerical dosimetry
wireless charging
wireless power transfer
url https://www.mdpi.com/1996-1073/14/21/7248
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