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Steady-state thermal analysis and layout optimization of DC/DC converter

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

DC/DC converters are widely used in industrial, aerospace and other fields. The reliability of DC/DC converters is very important for the whole electronic system. Overheat is the key factor infecting the reliability of DC/DC converters because of the power density of the device. Three-dimensional thermal analysis modules include heat distribution analysis and thermal stress analysis at 25 °C in this paper. In order to obtain power module temperature field contours at different temperature levels, a simplified 3D model of the power module was built, and steady-state thermal analysis was completed. The layout of the converter is optimized to reduce and balance heat distribution according to analysis results. The simulation results indicate that rational distribution of the power supply module can improve the reliability of DC/DC converters significantly.

Original languageEnglish
Title of host publicationProceedings of 2014 Prognostics and System Health Management Conference, PHM 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages405-409
Number of pages5
ISBN (Electronic)9781479979585
DOIs
StatePublished - 16 Dec 2014
Event2014 Prognostics and System Health Management Conference, PHM 2014 - Zhangiiaijie City, China
Duration: 24 Aug 201427 Aug 2014

Publication series

NameProceedings of 2014 Prognostics and System Health Management Conference, PHM 2014

Conference

Conference2014 Prognostics and System Health Management Conference, PHM 2014
Country/TerritoryChina
CityZhangiiaijie City
Period24/08/1427/08/14

Keywords

  • DC/DC converters
  • layout optimization
  • reliability
  • steady-state thermal analysis

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