Novel Family of modified qZS buck-boost multilevel inverters with reduced switch count

Oleksandr Husev, Ryszard Strzelecki, Frede Blaabjerg, Vasiliy Chopyk, Dmitri Vinnikov

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

3 Citations (Scopus)

Abstract

This paper describes a novel family of modified quasi-Z-source buck-boost multilevel inverters with reduced switch count. The inverters are derived by means of the modified inverter configuration with quasi-Z-source networks. The main benefits of the proposed solutions lie in the increased amount of levels with all possible sequences: reduced THD, reduced voltage stress on the transistors and size of the output filter. Also their modulation techniques are proposed and described. Simulation results have confirmed all theoretical predictions. The pros and cons are discussed in the conclusions.
Original languageEnglish
Title of host publicationProceedings of the 2015 9th International Conference on Compatibility and Power Electronics (CPE)
Number of pages8
PublisherIEEE Press
Publication dateJun 2015
Pages98 - 105
ISBN (Print)978-1-4799-6301-0
DOIs
Publication statusPublished - Jun 2015
Event2015 9th International Conference on Compatibility and Power Electronics (CPE) - Caparica, Lisbon, Portugal
Duration: 24 Jun 201526 Jun 2015

Conference

Conference2015 9th International Conference on Compatibility and Power Electronics (CPE)
Country/TerritoryPortugal
CityCaparica, Lisbon
Period24/06/201526/06/2015

Keywords

  • Harmonic distortion
  • Invertors
  • Power convertors

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