Chinese Journal of Ship Research, Volume. 18, Issue 2, 260(2023)

Constructal design of tree-shaped microchannel disc heat sink with wavy walls

Jingyao HUANG1, Zhihui XIE1, Gang NAN1, Zhuoqun LU1, and Yanlin GE2,3
Author Affiliations
  • 1College of Power Engineering, Naval University of Engineering, Wuhan 430033, China
  • 2Institute of Thermal Science and Power Engineering, Wuhan Institute of Technology, Wuhan 430205, China
  • 3School of Mechanical and Electrical Engineering, Wuhan Institute of Technology, Wuhan 430205, China
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    Figures & Tables(17)
    [in Chinese]
    [in Chinese]
    [in Chinese]
    Variation of with Re at different 对与Re关系的影响
    Variation of with Re at different 对与Re关系的影响
    [in Chinese]
    Variation of with Re at different 对与Re关系的影响
    Variation of with Re at different 对与Re关系的影响
    [in Chinese]
    Three-dimensional diagram of versus and 与和的三维关系
    Three-dimensional diagram of versus and 与和的三维关系
    Temperature contours of heat sink bottom surface at different and 不同和时热沉下表面的温度分布云图
    Three-dimensional diagram of versus and 与和的三维关系
    Three-dimensional diagram of versus and 与和的三维关系
    Streamlines of middle section of vertical direction microchannel at different and 不同和情况下竖直方向微通道中间剖面的流线图
    • Table 1. Thermal properties

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      Table 1. Thermal properties

      材料密度ρ/$ ({\rm{kg}} \cdot {\rm{m}}^{ - 3}) $比热容cp,s/$({\rm{J}} \cdot {\rm{k}}{{\rm{g}}^{{ - 1}}} \cdot {{\rm{K}}^{{ - 1}}})$导热系数k/${({\rm{W}}} \cdot {{\rm{m}}^{{ - 1}}} \cdot {{\rm{K}}^{ - 1}})$动力黏度μ/${({\rm{P}}}{\text{a}} \cdot {\text{s)}}$
      2 330.0712148
      去离子水998.24 1820.60.001 003
    • Table 2. Grid independence verification

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      Table 2. Grid independence verification

      网格数量Tmax/KTmax误差/%ΔP/PaΔP误差/%
      553 306349.920 90.180541.358 41.520
      814 068350.553 20.135533.251 40.274
      1 178 772351.026 30.010531.794 10.576
      1 813 403350.923 6534.873 4
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    Jingyao HUANG, Zhihui XIE, Gang NAN, Zhuoqun LU, Yanlin GE. Constructal design of tree-shaped microchannel disc heat sink with wavy walls[J]. Chinese Journal of Ship Research, 2023, 18(2): 260

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    Paper Information

    Category: Marine Machinery, Electrical Equipment and Automation

    Received: Jul. 8, 2021

    Accepted: --

    Published Online: Mar. 20, 2025

    The Author Email:

    DOI:10.19693/j.issn.1673-3185.02446

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