Quantitative Comparison of the Empirical Lifetime Models for Power Electronic Devices in EV Fast Charging Application

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

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Abstract

The load profile of the power converter in EV Fast charging applications involves a short high-current pulse for rapid charging of the EV battery leading to thermal cycles on the power electronic devices. These thermal cycles can cause thermo-mechanical fatigues, which consume the power devices’ lifetime. Also, different timescales and magnitude of temperature swings lead to various failure modes. This paper compares different empirical lifetime models quantitatively in order to suggest the most appropriate model to predict the end of life of power electronic devices used in EV fast chargers. It is suggested that the selected model takes into account the most relevant failure mechanism based on the different timescales and magnitude of thermal cycles to indicate the lifetime of power electronic device used in a fast charger depending on the number of charging sessions.
Original languageEnglish
Title of host publicationProceedings of the 2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia)
PublisherIEEE
Pages3239-3244
Number of pages6
ISBN (Electronic)978-89-5708-350-5
ISBN (Print)979-8-3503-3620-7
DOIs
Publication statusPublished - 2023
Event2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia) - Jeju Island, Korea, Republic of
Duration: 22 May 202325 May 2023
Conference number: 11th

Conference

Conference2023 11th International Conference on Power Electronics and ECCE Asia (ICPE 2023 - ECCE Asia)
Country/TerritoryKorea, Republic of
CityJeju Island
Period22/05/2325/05/23

Bibliographical note

Green Open Access added to TU Delft Institutional Repository 'You share, we take care!' - Taverne project https://www.openaccess.nl/en/you-share-we-take-care
Otherwise as indicated in the copyright section: the publisher is the copyright holder of this work and the author uses the Dutch legislation to make this work public.

Keywords

  • EV Fast charging applications
  • s, thermomechanical fatigues
  • empirical lifetime model

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