纳米流体在微通道换热中的研究进展  

Research Progress of Nanofluids Heat Transfer in Microchannel

作　　者：翟昊 李娟[1] 朱章钰 ZHAI Hao;LI Juan;ZHU Zhang-yu(College of Mechanical and Electronic Engineering,Nanjing Forestry University,Nanjing,Jiangsu,China,Post Code:210037)

机构地区：[1]南京林业大学机械电子工程学院

出　　处：《热能动力工程》2019年第12期1-8,共8页Journal of Engineering for Thermal Energy and Power

基　　金：国家自然科学基金(51506098);江苏省大学生创新创业训练计划(201710298051Z);南京林业大学科研启动项目(GXL006)~~

摘　　要：随着微尺度应用需求日益增长,纳米流体与微通道分别作为强化传热流动介质与强化传热结构获得学者们的广泛关注。主要概述了纳米流体的制备方法与稳定性,以纳米颗粒及基液类型、纳米颗粒的浓度、粒径以及强化传热机理为类别,综述了纳米流体在不同结构微通道中传热与流动性能的研究进展。通过分析已发表的研究成果,总结了纳米流体在微通道换热中的研究难点,提出了研究纳米流体在微通道中流动与传热特性的主要方向。With the increasing demand for micro-scale applications,nanofluids and microchannels,as enhanced heat transfer flow media and structure,respectively,attract scholars’close attention recently.This paper summarizes the preparation methods and stability of nanofluids under given conditions.The research progress of heat transfer and flow characteristic of nanofluids in different microchannels is summarized from diverse aspects such as the types of nanoparticles and base fluids,the concentration and particle size of nanoparticles and enhanced heat transfer mechanism.Based on the analysis of the published research results,the difficulties in the research of nanofluid heat transfer in microchannels are summarized,and the main directions of the research on the flow and heat transfer characteristics of nanofluid in microchannels are proposed.

关 键 词：纳米流体 微通道 传热特性 

分 类 号：TK172[动力工程及工程热物理—热能工程]