Analytical modelling and optimization of gapped core magnetics in llc converter

Abdulsamed Lordoglu*, Mehmet Onur Gulbahce, Derya Ahmet Kocabas, Serkan Dusmez

*Corresponding author for this work

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

1 Citation (Scopus)

Abstract

LLC converter design remains a challenging task as it is not straight-forward to choose the switching frequency range that can provide ZVS covering application dependent voltage gains, considering the fact that it is a complex function of Lm, Lr, Cr, and quality factor. This paper provides a new methodology to choose L-L-C components in favor of optimizing the transformer and inductor losses through an established gapped core magnetic design framework that considers multiple core stacks in an attempt to find the most efficient design. The established magnetic model is verified in Ansys Electronic Desktop and Simplorer co-simulation environment and utilized in favor of finding the best magnetic design using the provided core database.

Original languageEnglish
Title of host publicationPCIM Europe 2021 - International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management
PublisherMesago PCIM GmbH
Pages651-658
Number of pages8
ISBN (Electronic)9783800755158
Publication statusPublished - 2021
Event2021 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2021 - Virtual, Online
Duration: 3 May 20217 May 2021

Publication series

NamePCIM Europe Conference Proceedings
Volume2021-May
ISSN (Electronic)2191-3358

Conference

Conference2021 International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management, PCIM Europe 2021
CityVirtual, Online
Period3/05/217/05/21

Bibliographical note

Publisher Copyright:
© VDE VERLAG GMBH · Berlin · Offenbach.

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