脉冲式喷雾冷却的实验研究进展  

Experimental research progress of pulse spray cooling

作　　者：梁勇[1] 刘妮[1] LIANG Yong;LIU Ni(Institute of Refrigeration and Cryogenic Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China)

机构地区：[1]上海理工大学制冷技术研究所,上海200093

出　　处：《电子元件与材料》2017年第4期21-26,共6页Electronic Components And Materials

摘　　要：脉冲式喷雾冷却是解决现在大功率电子设备散热问题的最理想方法之一,具有能够大幅度提高电子元器件换热效率的潜能。介绍了脉冲式喷雾冷却相比传统连续喷雾冷却所具有的优点,综述了国内外对脉冲式喷雾冷却的研究,总结了占空比、频率及喷雾周期对热表面换热效率的影响。最后总结了现阶段关于脉冲式喷雾冷却的研究结论并展望了未来的研究方向。Pulsed spray cooling plays a crucial role in the development of high-power electronics devices,and it has the potential to significantly improve the heat transfer efficiency of electronic components.This paper introduces the advantage of pulsed spray cooling compared to conventional continuous spray cooling.The research of pulse spray cooling at home and abroad is reviewed,and the effects of duty cycle,frequency and spray cycle on the heat transfer efficiency of the surface are summarized.In the end,the conclusion about pulsed spray cooling and the future research direction is discussed.

关 键 词：脉冲 喷雾冷却 综述 占空比 喷雾周期 临界热流密度 电子冷却 

分 类 号：TM201.42[一般工业技术—材料科学与工程]