A Review of Hybrid Three-Level ANPC Inverters: Topologies, Comparison, Challenges and Improvements in Applications

Xiaobin Mu, Hao Chen, Xiang Wang, Weimin Wu*, Houqing Wang, Liang Yuan, Henry Shu-Hung Chung, Frede Blaabjerg*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

Considering the cost, efficiency, power density, and other issues of the power electronic system, many papers have mixed the wide-bandgap (WBG) power devices, mainly SiC MOSFET and GaN FET/HEMT, with Si IGBT/MOSFET in the three-level active neutral-point clamped (T-ANPC) topology, forming the hybrid T-ANPC (HT-ANPC) topology. This paper reviews these latest HT-ANPC topologies from the perspective of the material types of switching devices and compares the advantages and disadvantages of various topologies. The potential challenges of HT-ANPC inverters in several mainstream applications are reviewed, and their improvements are compared and discussed in detail. Next, a brief topology selection and design process are provided based on analyzing various typical topologies. In addition, some future research trends on this topic are discussed. The paper will help researchers to select appropriate HT-ANPC topologies in different applications and have a better understanding of the critical issues to be considered during system design.

© 2025 by the authors.
Original languageEnglish
Number of pages36
JournalEnergies
Volume18
Issue number10
Online published19 May 2025
DOIs
Publication statusPublished - May 2025

Funding

This study is supported by the State Key Laboratory of Advanced Power Transmission Technology (Grant No. GEIRI-SKL-2023-003).

Research Keywords

  • hybrid three-level active neutral-point clamped (HT-ANPC) inverters
  • multilevel inverter (MLI)
  • voltage source inverter (VSI)
  • wide-bandgap (WBG) power devices

Publisher's Copyright Statement

  • This full text is made available under CC-BY 4.0. https://creativecommons.org/licenses/by/4.0/

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