Articles | Volume 16
https://doi.org/10.5194/ars-16-135-2018
https://doi.org/10.5194/ars-16-135-2018
04 Sep 2018
 | 04 Sep 2018

The response of nonlinearly loaded antennas to repetitive HPEM excitations as obtained from equivalent circuit models

Devanand Palur Palanivelu, Robert Michels, Matthias Kreitlow, and Frank Gronwald

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Cited articles

Adams, J., Jacob, J., and Bernhard, J.: Broadband equivalent circuit models for antenna impedances and fields using characteristic modes, IEEE Antennas Propag., 61, 3985–3994, 2013. a
Balanis, C. A.: Antenna theory: analysis and design, John Wiley & Sons, 3rd edition, 2005. a
Gronwald, F.: Antenna Theory in Resonating Systems derived from Fundamental Electromagnetism, Res. Electrica Magdeburgenses, 16, Habilitation Thesis, ISBN: 3-929757-93-1, 2006. a
Kotzev, M., Kreitlow, M., and Gronwald, F.: Transient Excitation of Nonlinearly Loaded Resonators and Observation of System Responses in Time Domain, Proc. of EMC Europe 2016, Wroclaw, Poland, 75–78, September 2016. a, b, c, d, e
Kotzev, M., Bi, X., Kreitlow, M., and Gronwald, F.: Equivalent circuit simulation of HPEM-induced transient responses at nonlinear loads, Adv. Radio Sci., 15, 175–180, https://doi.org/10.5194/ars-15-175-2017, 2017. a, b, c, d
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Short summary
In this contribution the effects of repetitive pulse excitations on linearly and nonlinearly loaded antennas are studied on the basis of equivalent circuit models. This is important to understand in the context of Electromagnetic Compatibility possible nonlinear effects which often are not included in the analysis. It is found that a surprisingly large capacitive effect can be produced which has no counterpart in the linear case and is accompanied by the storage of unwanted electric energy.