Experimental investigation of chimney-enhanced natural convection in hexagonal honeycombs

• 作 者: Xiaohu Yang Jiaxi Bai Tianjian
• 机 构: SchoolofEnergyandPowerEngineering,StateKeyLaboratoryforStrengthandVibrationofMechanicalStructures,Sc
• 出 处: 力学快报：英文版
• 发表日期: 2014年3期
• 关键词: 烟囱高度 自然对流 性能实验 六角形 蜂窝 强化传热 热传递 发散角 natural convection honeycomb adiabatic chim
• 基金项目: This work was supported by the National 111 Project of China （B06024）, the National Basic Research Program of China （2011CB610305）, and the National Natural Science Foundation of China （51206128）.

The natural convective heat transfer performance of an aluminum hexagonal honeycomb acting as a novel heat sink for LED cooling is experimentally investigated. The concept of adding an adiabatic square chimney extension for heat transfer enhancement is pr