张靖周
Professor
Education Level:南京航空学院
Degree:Doctoral Degree in Engineering
School/Department:College of Energy and Power Engineering
Discipline:Aerospace Propulsion Theory and Engineering. Engineering Thermophysics
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Affiliation of Author(s):能源与动力学院
Journal:工程热物理学报
Key Words:压电风扇;柱鳍热沉;对流换热;
Abstract:对置于矩形通道流中的柱鳍热沉在压电风扇激励下的传热特性进行了实验研究,重点分析了通道气流流动雷诺数Re、压电风扇驱动电压U对热沉换热特性的影响。研究结果表明,通道流中压电风扇的激励能够改善柱鳍热沉的传热特性。相对于单纯的通道流,当压电风扇驱动电压为250 V时,在通道流雷诺数小于5300下,压电风扇激励可以提升柱鳍热沉表面换热能力20%以上;在通道流雷诺数介于7100和8800时,压电风扇激励可以提升柱鳍热沉表面换热能力12%左右。
Translation or Not:no
Date of Publication:2018-01-15
Co-author:李鑫郡,TAN Xiaoming
Correspondence Author:zjz
