Design and simulation analysis of a composite cooling structure combining solid-liquid phase change material and liquid cooling for IGBTs

Yuxuan Zhao, Hong Zhang, Peng Xie*, Xiaoxia Sun*, Lili Shen

*Corresponding author for this work

Research output: Contribution to journalConference articlepeer-review

Abstract

In response to the temperature fluctuations during the operation of IGBT, a composite cooling structure that integrates solid-liquid phase change materials (PCM) and liquid cooling technology has been designed and simulated. A numerical simulation model of the heat source - heat sink-liquid cooling plate has been established. The results indicate that the double-sided composite cooling structure of the heat sink and liquid cooling can effectively reduce the maximum temperature of the IGBT by more than 2°C, and under a power density of 497 MW/m3, the phase change alloy heat sink delays the time for the IGBT to reach the danger temperature by 18.3 seconds, resulting in a 210% increase in the effective temperature control duration.

Original languageEnglish
Article number012137
JournalJournal of Physics: Conference Series
Volume3043
Issue number1
DOIs
Publication statusPublished - 2025
Externally publishedYes
Event8th International Conference on Mechanical, Electrical and Material Application, MEMA 2025 - Shenyang, China
Duration: 28 Mar 202530 Mar 2025

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