Results 1 to 10 of about 1,322 (222)

Experimental Investigation on the Flow Boiling of Two Microchannel Heat Sinks Connected in Parallel and Series for Cooling of Multiple Heat Sources [PDF]

Micromachines, 2023
Cooling methods for multiple heat sources with high heat flux have rarely been reported, but such situations threaten the stable operation of electronic devices.
Zhengyong Jiang, Mengjie Song, Jun Shen, Long Zhang, Xuan Zhang, Shenglun Lin   +5 more
doaj   +2 more sources

Flow and Heat Transfer Performances of Liquid Metal Based Microchannel Heat Sinks under High Temperature Conditions [PDF]

Micromachines, 2022
Developments in applications such as rocket nozzles, miniature nuclear reactors and solar thermal generation pose high-density heat dissipation challenges.
Tao Wu, Lizhi Wang, Yicun Tang, Chao Yin, Xiankai Li   +4 more
doaj   +2 more sources

Numerical Study of Double-Layered Microchannel Heat Sinks with Different Cross-Sectional Shapes [PDF]

Entropy, 2018
This work numerically studies the thermal and hydraulic performance of double-layered microchannel heat sinks (DL-MCHS) for their application in the cooling of high heat flux microelectronic devices.
Daxiang Deng, Guang Pi, Weixun Zhang, Peng Wang, Ting Fu   +4 more
doaj   +2 more sources

Performance Analysis of Double-Layer Microchannel Heat Sinks under Non-Uniform Heating Conditions with Random Hotspots [PDF]

Micromachines, 2017
Performance analysis of double-layer microchannel heat sinks was performed under non-uniform heating conditions having randomly distributed hotspots. Two parallel-channel (parallel-flow and counter-flow) and one cross-channel (transverse-flow) designs of
Danish Ansari, Kwang-Yong Kim
doaj   +2 more sources

Characteristics of heat transfer and fluid flow in microchannel heat sinks with rectangular grooves and different shaped ribs

Alexandria Engineering Journal, 2020
Microchannels are effective heat sinks for microelectronic systems. However, it remains unclear what form of channels will be most effective in improving the overall performance of microchannel heat sinks. The effect of channel geometry was studied using
Qifeng Zhu, Kunpeng Chang, Junjie Chen, Xinmin Zhang, Huixue Xia, Hongwei Zhang, Hua Wang, Haixia Li, Yangyang Jin   +8 more
doaj   +3 more sources

Influence of Inlet Splitter Structure on Flow and Heat Transfer Performance in Microchannel Heat Exchangers [PDF]

Micromachines
Microchannel liquid cooling technology, characterized by high heat-transfer efficiency, represents an effective solution for thermal management in high heat-flux density electronic devices.
Yuanyuan Xi, Si Chen, Wenchao Tian, Xiong Xiao, Shuaike Li, Feiyang Li, Yifan Wang, Haojie Dang   +7 more
doaj   +2 more sources

Experimental and Numerical Study of a Trapezoidal Rib and Fan Groove Microchannel Heat Sink [PDF]

Micromachines
A novel microchannel heat sink (TFMCHS) with trapezoidal ribs and fan grooves was proposed, and the microchannel was manufactured using selective laser melting technology. Firstly, the temperature and pressure drop at different power levels were measured
Lufan Jin, Junchao Wang, Yixun Cai, Guangzhao Yang, Xuebing Hua, Zhenggeng Zhong, Xiao Pan, Chengyu Cai, Jia Qin, Mingxuan Cao   +9 more
doaj   +2 more sources

Improving Thermal Performance of Rectangular Microchannel Heat Sinks using Porous Layer: CFD Simulation and Optimization [PDF]

Journal of Applied Fluid Mechanics, 2023
Microchannel heat sinks are very widely used due to their high heat transfer coefficients and low refrigerant requirements. Nevertheless, microchannel heat sinks still perform sub-optimally when it comes to thermal performance.
F. Montazeri, M. R. Tavakoli, M. R. Salimpour   +2 more
doaj   +1 more source

A critical review of the straight and wavy microchannel heat sink and the application in lithium-ion battery thermal management

International Journal of Thermofluids, 2022
As demand for high-performance heat transfer increases, interest in microchannel heat sinks as a viable solution for heat flux removal in thermal devices has grown significantly.
M. Hajialibabaei, M.Z. Saghir
doaj   +1 more source

Numerical simulation of flow and heat transfer performance in branch and combined-branch microchannel [PDF]

Journal of Hebei University of Science and Technology, 2023
The pressure drop at the inlet and outlet of rectangular microchannel is large, and the temperature distribution is uneven; Fractal microchannel is limited by fractal dimension and the number of branches, so its application scope is narrow.
Jingzhi JIANG, Huafeng LIU, Jingzhou AN
doaj   +1 more source