<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The maximum electromagnetic field formed in the electrically large enclosures for a given input power has always been the focus of electromagnetic compatibility issues such as radiation sensitivity and shielding effectiveness. To model the maximums in a simple manner, the electrically large enclosure can be regarded as a reverberation chamber (RC), thus the generalized extreme value (GEV) theory based framework is used for both undermoded and overmoded frequencies. Since the mechanical stirrer is not easy to be installed like that for RC, frequency stirring and mechanical stirring related configurations are discussed, and the corresponding results have confirmed the validity of frequency stirring with the estimate of the parameters in GEV distribution. As for the maximum field, a comparison has been made between GEV distribution and IEC 61000-4-21, and the corresponding results have also highlighted that the maximum field can be assessed by frequency stirring configuration, and by GEV distribution with a desired confidence.</p>
</abstract>

The maximum electromagnetic field formed in the electrically large enclosures for a given input power has always been the focus of electromagnetic compatibility issues such as radiation sensitivity and shielding effectiveness. To model the maximums in a simple manner, the electrically large enclosure can be regarded as a reverberation chamber (RC), thus the generalized extreme value (GEV) theory based framework is used for both undermoded and overmoded frequencies. Since the mechanical stirrer is not easy to be installed like that for RC, frequency stirring and mechanical stirring related configurations are discussed, and the corresponding results have confirmed the validity of frequency stirring with the estimate of the parameters in GEV distribution. As for the maximum field, a comparison has been made between GEV distribution and IEC 61000-4-21, and the corresponding results have also highlighted that the maximum field can be assessed by frequency stirring configuration, and by GEV distribution with a desired confidence.

On Modelling of Maximum Electromagnetic Field in Electrically Large Enclosures

State Key Laboratory of Nuclear Power Safety Monitoring Technology and Equipment

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"On Modelling of Maximum Electromagnetic Field in Electrically Large Enclosures"}

The maximum electromagnetic field formed in the electrically large enclosures for a given input power has always been the focus of electromagnetic...

On Modelling of Maximum Electromagnetic Field in Electrically Large Enclosures

Publié en ligne: 05 août 2022

Pages: 225 - 230

Reçu: 11 nov. 2021

Accepté: 28 avr. 2022

DOI: https://doi.org/10.2478/msr-2022-0028

Mots clés
Maximum electromagnetic field, electromagnetic compatibility, electrically large enclosure, reverberation chamber, generalized extreme value distribution

© 2022 Dan Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

On Modelling of Maximum Electromagnetic Field in Electrically Large Enclosures

Publié en ligne: 05 août 2022

Pages: 225 - 230

Reçu: 11 nov. 2021

Accepté: 28 avr. 2022

DOI: https://doi.org/10.2478/msr-2022-0028

Mots clésMaximum electromagnetic field, electromagnetic compatibility, electrically large enclosure, reverberation chamber, generalized extreme value distribution

© 2022 Dan Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Mots clés
Maximum electromagnetic field, electromagnetic compatibility, electrically large enclosure, reverberation chamber, generalized extreme value distribution