Passive and Active Cancellation Loops for Magnetic Field Mitigation in SAE J2954 WPT Systems

Wireless power transfer (WPT) systems are an attractive solution for recharging the battery of electric vehicles (EVs) because they improve safety and comfort. However, these systems generate high level magnetic fields that may interfere with nearby electronic devices and pose safety concerns for exposed people. In this research, the two most popular methods for mitigating the magnetic field in automotive WPT systems are compared: passive cancellation loops and active cancellation loops. The performance and practical factors of each technique are evaluated through theoretical analysis and simulations. The results numerically obtained provide insights into the effectiveness and suitability of these approaches in real-world applications.

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Publication Details

Published
2024-09-02
DOI
https://doi.org/10.1109/emceurope59828.2024.10722056
Primary Topic
Magnetic confinement fusion research
Type
article
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article

Passive and Active Cancellation Loops for Magnetic Field Mitigation in SAE J2954 WPT Systems

Silvano Cruciani, Tommaso Campi, M. Feliziani, F. Maradei
Magnetic confinement fusion research
article

Passive and Active Cancellation Loops for Magnetic Field Mitigation in SAE J2954 WPT Systems

Silvano Cruciani, Tommaso Campi, M. Feliziani, F. Maradei
article en

Abstract

Wireless power transfer (WPT) systems are an attractive solution for recharging the battery of electric vehicles (EVs) because they improve safety and comfort. However, these systems generate high level magnetic fields that may interfere with nearby electronic devices and pose safety concerns for exposed people. In this research, the two most popular methods for mitigating the magnetic field in automotive WPT systems are compared: passive cancellation loops and active cancellation loops. The performance and practical factors of each technique are evaluated through theoretical analysis and simulations. The results numerically obtained provide insights into the effectiveness and suitability of these approaches in real-world applications.

University of Rome Tor Vergata (IT), University of L'Aquila (IT), Engineering (Italy) (IT), Sapienza University of Rome (IT)
Climate action
Openalex Percentile: Top 95%
Magnetic confinement fusion research
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