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铲削成形多孔翅片强化散热有限元分析与测试

詹顺达 罗红平 刘桂贤 张永俊 李增新 赵建社

詹顺达, 罗红平, 刘桂贤, 张永俊, 李增新, 赵建社. 铲削成形多孔翅片强化散热有限元分析与测试[J]. 机械科学与技术, 2018, 37(12): 1914-1919. doi: 10.13433/j.cnki.1003-8728.20180093
引用本文: 詹顺达, 罗红平, 刘桂贤, 张永俊, 李增新, 赵建社. 铲削成形多孔翅片强化散热有限元分析与测试[J]. 机械科学与技术, 2018, 37(12): 1914-1919. doi: 10.13433/j.cnki.1003-8728.20180093
Zhan Shunda, Luo Hongping, Liu Guixian, Zhang Yongjun, Li Zengxin, Zhao Jianshe. Analysis and Experimental Study of Enhanced Heat Dissipation of Perforated Fin Radiator Formed in Planning Process[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(12): 1914-1919. doi: 10.13433/j.cnki.1003-8728.20180093
Citation: Zhan Shunda, Luo Hongping, Liu Guixian, Zhang Yongjun, Li Zengxin, Zhao Jianshe. Analysis and Experimental Study of Enhanced Heat Dissipation of Perforated Fin Radiator Formed in Planning Process[J]. Mechanical Science and Technology for Aerospace Engineering, 2018, 37(12): 1914-1919. doi: 10.13433/j.cnki.1003-8728.20180093

铲削成形多孔翅片强化散热有限元分析与测试

doi: 10.13433/j.cnki.1003-8728.20180093
基金项目: 

国家自然科学基金项目 50975052

详细信息
    作者简介:

    詹顺达(1992-), 硕士研究生, 研究方向为精密加工制造、计算机仿真分析, 1018580784@qq.com

    通讯作者:

    罗红平, 讲师, 博士, luohongping@gdut.edu.cn

  • 中图分类号: TP391.9

Analysis and Experimental Study of Enhanced Heat Dissipation of Perforated Fin Radiator Formed in Planning Process

  • 摘要: 对铲削成形多孔翅片散热器结构进行了湍流和固体传热耦合分析。从铲削工艺的特性出发,研究了翅片间距、厚度、开孔密度、孔径等参数对其散热效果的影响。利用自主研发的铲削工艺加工出铝基材料多孔翅片,进行了实际散热效果测试,验证了分析结果的正确性。
  • 图  1  铲削成形多孔翅片原理

    图  2  物理模型构建

    图  3  不同翅片间距仿真结果

    图  4  翅片开孔影响流场原理图

    图  8  单因素试验仿真结果

    图  5  不同翅片厚度仿真结果

    图  6  翅片开孔数为6和18仿真结果

    图  7  椭圆孔短轴0.6 mm和1.8 mm仿真结果

    图  9  参数灵敏度结果

    图  10  实验及测试平台

    表  1  仿真条件

    名称 数值
    基板厚度F/mm 4
    基板底面加热温度T/℃ 55
    入风口风速v/(m·s-1) 5
    入风口温度Tv/℃ 20
    翅片高度H/mm 25
    翅片间距D/mm 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0
    翅片厚度W/mm 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2
    翅片椭圆孔数N/个 6, 8, 10, 12, 14, 16, 18
    翅片椭圆孔短轴Sa/mm 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8
    下载: 导出CSV

    表  2  单因素仿真试验条件

    变量数值 其它条件
    D分别为2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0 mm F=4 mm, T=55 ℃, v=5 m/s, Tv=20 ℃, H=25 mm, W=0.8 mm, N=10, Sa=1 mm
    W分别为0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2 mm F=4 mm, T=55 ℃, v=5 m/s, Tv=20 ℃, H=25 mm, D=3 mm, N=10, Sa=1 mm
    N分别为6, 8, 10, 12, 14, 16, 18 F=4 mm, T=55 ℃, v=5 m/s, Tv=20 ℃, H=25 mm, D=3 mm, W=0.8 mm, Sa=1 mm
    Sa分别为0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8 mm F=4 mm, T=55 ℃, v=5 m/s, Tv=20 ℃, H=25 mm, D=3 mm, W=0.8 mm, N=10
    下载: 导出CSV
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  • 收稿日期:  2017-12-01
  • 刊出日期:  2018-12-05

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