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Efficiency analysis of wide band-gap semiconductors for two-level and three-level power converters

  • David Lumbreras
  • , Jordi Zaragoza
  • , Juan Mon
  • , Eduardo Galvez
  • , Alfonso Collado
  • Polytechnic University of Catalonia
  • R&D Power Electronics Circutor
  • Circutor

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

10 Scopus citations

Abstract

Power devices based on wide band-gap materials are emerging as alternatives to silicon-based devices. These new devices allow designing and building converters with fewer power losses, and are thus more highly efficient than traditional power converters. Among the wide band-gap materials in use, silicon carbide (SiC) and gallium nitride (GaN) devices are the most promising because of their excellent properties and commercial availability. This paper compares the losses produced in two-level and three-level power converters that use the aforementioned technologies. In addition, we assess the impact on the converter performance caused by the modulation technique. Simulation results under various operating points are reported and compared.

Original languageEnglish
Title of host publicationProceedings
Subtitle of host publicationIECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society
PublisherIEEE Computer Society
Pages5126-5133
Number of pages8
ISBN (Electronic)9781728148786
DOIs
StatePublished - Oct 2019
Externally publishedYes
Event45th Annual Conference of the IEEE Industrial Electronics Society, IECON 2019 - Lisbon, Portugal
Duration: 14 Oct 2019 → 17 Oct 2019

Publication series

NameIECON Proceedings (Industrial Electronics Conference)
Volume2019-October

Conference

Conference45th Annual Conference of the IEEE Industrial Electronics Society, IECON 2019
Country/TerritoryPortugal
CityLisbon
Period14/10/19 → 17/10/19

Keywords

  • Gallium Nitride (GaN)
  • Losses
  • Modulation Techniques
  • Neutral-Point Clamped Converter (NPC)
  • PLECS
  • Silicon
  • Silicon Carbide (SiC)
  • Wide Band-Gap Semiconductors

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