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고전력전자 반도체 소자의 액체 냉각을 위한 원형 유로의 형상 변화가 냉각 성능에 미치는 영향

Effect of Liquid Coolant Channel Configuration on Cooling Performance of High Power Electronics

Journal of the Korean Society for Precision Engineering 2021;38(1):29-33.
Published online: January 1, 2021

1 창원대학교 대학원 기계공학부

2 효성중공업연구소

3 창원대학교 기계공학부

1 School of Mechanical Engineering, Graduate School, Changwon National University

2 Power & Industrial Systems R&D Center, HYOSUNG Corporation

3 School of Mechanical Engineering, Changwon National University

#E-mail: heesungpark@changwon.ac.kr, TEL: +82-55-213-3609
• Received: May 1, 2020   • Revised: October 12, 2020   • Accepted: October 28, 2020

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

Citations to this article as recorded by  Crossref logo
  • Experimental Study on Heat Transfer Performance of Microchannel Applied with Manifold
    Jungmyung Kim, Hoyong Jang, Heesung Park
    Journal of the Korean Society for Precision Engineering.2022; 39(12): 923.     CrossRef

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Effect of Liquid Coolant Channel Configuration on Cooling Performance of High Power Electronics
J. Korean Soc. Precis. Eng.. 2021;38(1):29-33.   Published online January 1, 2021
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J. Korean Soc. Precis. Eng.. 2021;38(1):29-33.   Published online January 1, 2021
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Effect of Liquid Coolant Channel Configuration on Cooling Performance of High Power Electronics
Image Image Image Image Image Image Image
Fig. 1 Schematic diagram of the experiment setup
Fig. 2 Three different types of heat sink: Circle, Fin, and Vortex generation type, respectively
Fig. 3 Experimental setup with measuring points for temperature and pressure drop
Fig. 4 Temperature variations at different measurement positions
Fig. 5 Constantly applied heat during the experimentations
Fig. 6 Pressure drop against Reynolds number with the fluid temperature of 50°C at the inlet
Fig. 7 Temperature rise between the inlet and cold plate against Reynolds number
Effect of Liquid Coolant Channel Configuration on Cooling Performance of High Power Electronics

Material properties used in the experiment

Property 30% PG Heat sink
Density [kg/m3] 1013.8 2,700
Specific heat [J/kgK] 3,930 896
Viscosity [kg/ms] 0.00126 -
Thermal conductivity [W/mK] 0.457 180
Table 1 Material properties used in the experiment