Assessment of Low-Frequency Magnetic Fields Emitted by DC Fast Charging Columns

Authors: Trentadue G, Pinto R, Salvetti M, Zanni M, Pliakostathis K, Scholz H, Martini G

Year: 2020 Feb 11

Category: Bioelectromagnetics

Journal: Bioelectromagnetics

Institution: Joint Research Center

DOI: 10.1002/bem.22254

URL: https://www.ncbi.nlm.nih.gov/pubmed/32043629

Abstract

Overview

The rise of electromobility in transport systems necessitates a deeper understanding of the potential human health impacts from exposure to magnetic fields during electric vehicle use and charging.

Findings

  • Increase in electric vehicle battery capacity and charging power leads to higher currents and potentially stronger magnetic fields.
  • Focused experimental activity by the Interoperability Center of the Joint Research Center assessed magnetic fields emitted by five market-leading fast-charging devices.
  • Study aimed to refine standard measurement procedures for evaluating magnetic fields from direct current charging columns.
  • Identified worst-case scenarios included significant magnetic field measurements with local flux density peaks exceeding 100 μT at the 50 Hz frequency.

Conclusion

Local peaks considerably above health safety reference levels demonstrate a need for ongoing monitoring and regulation to protect both general and occupational populations during vehicle charging.

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