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    方贤德

    • 教授 博士生导师
    • 主要任职:国际期刊《Aerospace Science and Technology》副主编
    • 其他任职:国际期刊《International Journal of Thermofluid Science and Technology》主编
    • 性别:男
    • 毕业院校:中国科学技术大学
    • 学历:博士研究生毕业
    • 学位:工学博士学位
    • 所在单位:航空学院
    • 办公地点:明故宫流体楼
    • 联系方式:Email: xd_fang@nuaa.edu.cn Cell: 13675121205
    • 电子邮箱:

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    Experimental Study of Pool Boiling Critical Heat Flux on Thin Wires under Various Gravities

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    所属单位:航空学院

    发表刊物:Microgravity Sci Technol

    摘要:The experimental study of pure water pool boiling critical heat flux (CHF) on two platinum wires with 26 mm in length and 30 μm and 50 μm in diameters was conducted to investigate the effect of gravity on pool boiling CHF. The gravity level ranges from 1 to 3.5 g, and the saturation pressure ranges from 0.1 to 0.5 MPa. The hypergravity was generated by a centrifugal machine. The comparison between the experimental data under hypergravity and earth gravity shows that the difference between the pool boiling CHF under earth gravity and hypergravity is not significant in the experimental gravity range, almost within ±15% for gravity levels less than 3.5 g, and that generally the CHF under hypergravity is slightly higher than that under earth gravity. The pool boiling CHF experimental data are also used to assess 21 available correlations proposed for the pool boiling CHF under earth gravity to evaluate their applicability to hypergravity. © 2019, Springer Nature B.V.

    ISSN号:0938-0108

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    发表时间:2019-08-15

    合写作者:Zheng, Ling,He, Yan,闫贺,L00217,Bi, Minghua,Yang, Bei,Wang, Xi

    通讯作者:方贤德