Experimental investigation on enhanced flow and heat transfer performance of micro-jet impingement vapor chamber for high power electronics

Author(s):  
Li Yi ◽  
Haozhong Hu ◽  
Chao li ◽  
Ying Zhang ◽  
Shu Yang ◽  
...  
2018 ◽  
Vol 32 (5) ◽  
pp. 411-425 ◽  
Author(s):  
Suvanjan Bhattacharyya ◽  
Ali Cemal Benim ◽  
Himadri Chattopadhyay ◽  
Arnab Banerjee

Author(s):  
X. Yu ◽  
C. Woodcock ◽  
Y. Wang ◽  
J. Plawsky ◽  
Y. Peles

In this paper we reported an advanced structure, the Piranha Pin Fin (PPF), for microchannel flow boiling. Fluid flow and heat transfer performance were evaluated in detail with HFE7000 as working fluid. Surface temperature, pressure drop, heat transfer coefficient and critical heat flux (CHF) were experimentally obtained and discussed. Furthermore, microchannels with different PPF geometrical configurations were investigated. At the same time, tests for different flow conditions were conducted and analyzed. It turned out that microchannel with PPF can realize high-heat flux dissipation with reasonable pressure drop. Both flow conditions and PPF configuration played important roles for both fluid flow and heat transfer performance. This study provided useful reference for further PPF design in microchannel for flow boiling.


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