Simulations Experiments of Constant Impedance Tunable Power Extraction Circuit for Mobile Ionospheric Heating

Amith H. Narayan, Brian L. Beaudoin, Antonio Ting, Steven Gold, Jayakrishnan A. Karakkad, Gregory S. Nusinovich, Thomas M. Antonsen

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The power extraction circuit in an lOT (Inductive Output Tube) is a resonant circuit made of actual inductors and capacitors at low frequencies (3-10 MHz) due to the size limitation of a cavity. To build a mobile, low frequency range, high power sources for ionospheric heating with high efficiency and tunability, we need a constant impedance to decelerate the beam at all frequencies [1]. This paper discusses the design and construction of pi-circuit for two different gun designs: 70kV-30A 20 kV-1A guns [2]. While the tunability is achieved by variable capacitors, the high efficiency is limited by the internal resistance of the inductor in the pi-circuit.

Original languageEnglish
Title of host publicationICOPS 2018 - 45th IEEE International Conference on Plasma Science
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538645895
DOIs
StatePublished - Jun 24 2018
Externally publishedYes
Event45th IEEE International Conference on Plasma Science, ICOPS 2018 - Denver, United States
Duration: Jun 24 2018Jun 28 2018

Publication series

NameIEEE International Conference on Plasma Science
Volume2018-June
ISSN (Print)0730-9244

Conference

Conference45th IEEE International Conference on Plasma Science, ICOPS 2018
Country/TerritoryUnited States
CityDenver
Period06/24/1806/28/18

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

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