Implementation of onsite Junction Temperature Estimation for a SiC MOSFET Module for Condition Monitoring

Research output: Chapter in Book/Report/Conference proceedingConference paper

5 Citations (Scopus)

Abstract

This paper presents an advanced methodology for mapping junction temperature ( Tj ) based on the drain to source resistance ( Rds,on ) of a SiC MOSFET module to monitor the power electronics converter health condition. Capturing real-time measurement of on-state drain-source voltage ( Vds,on ), drain-source current ( Ids,on ) and baseplate temperature, and taking advantage of a fast edge computing device, a significant correlation can be established between Tj and Rds,on . Due to having a linear correlation and simple circuity in comparison to other junction temperature estimation methods, e.g., the internal gate resistance method ( RGint ), gate threshold voltage method ( Vg,th ) and short-circuit current method ( Isc ), the output results of the proposed paper can be effortlessly implemented in a simple microcontroller that can monitor the health condition of a SiC MOSFET module in terms of bond wire fatigue and metallization reconstruction. To validate the proposed method, a synchronous boost converter is prototyped and tested. The experimental results depict the effectiveness of the proposed method.
Original languageEnglish
Title of host publication 2022 24th European Conference on Power Electronics and Applications
PublisherIEEE
Pages1-6
Number of pages6
ISBN (Electronic)978-9-0758-1539-9
ISBN (Print)978-1-6654-8700-9
Publication statusPublished - 17 Oct 2022
Event2022 24th European Conference on Power Electronics and Applications (EPE'22 ECCE Europe) - Hanover, Germany
Duration: 5 Sept 20229 Sept 2022
https://epe2022.com/

Conference

Conference2022 24th European Conference on Power Electronics and Applications (EPE'22 ECCE Europe)
Country/TerritoryGermany
CityHanover
Period5/09/229/09/22
Internet address

Bibliographical note

Funding Information:
This work was supported by HiEFFICIENT project. This project has received funding from the ECSEL Joint Undertaking (JU) under grant agreement no. 101007281. The JU receives support from the European Union’s Horizon 2020 research and innovation programme and Austria, Germany, Slovenia, Netherlands, Belgium, Slovakia, France, Italy, and Turkey. We also acknowledge Flanders Make for the support to our research group.

Publisher Copyright:
© 2022 EPE Association.

Copyright:
Copyright 2022 Elsevier B.V., All rights reserved.

Keywords

  • Junction Temperature Estimation
  • Reliability
  • Condition Monitoring
  • SiC MOSFET
  • Rds,on

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