Results 11 to 20 of about 7,395 (205)

Thermal–Hydrodynamic Behavior and Design of a Microchannel Pin-Fin Hybrid Heat Sink

open access: yesMicromachines, 2022
A three-dimensional convective heat transfer model of a microchannel pin-fin hybrid heat sink was established. Considering the non-uniform heat generation of 3D stacked chips, the splitting distance of pin-fins was optimized by minimizing the maximum ...
Xiaonan Guan   +5 more
doaj   +1 more source

Hydrothermal Investigation of a Microchannel Heat Sink Using Secondary Flows in Trapezoidal and Parallel Orientations

open access: yesEnergies, 2020
Thermal performance enhancement in microchannel heat sinks has recently become a challenge due to advancements in modern microelectronics, which demand compatibility with heat sinks able to dissipate ever-increasing amounts of heat.
Safi Ahmed Memon   +3 more
doaj   +1 more source

Numerical Study of Fluid Flow and Heat Transfer Characteristics in a Cone-Column Combined Heat Sink

open access: yesEnergies, 2021
Temperature has a great influence on the normal operation and service life of high-power electronic components. To cope with the increasingly severe heat problems in integrated circuits, an enhanced heat transfer factor E is introduced to evaluate the ...
Wei Zheng   +5 more
doaj   +1 more source

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

open access: yesJournal 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

A three-dimensional thermal analysis for cooling a square Light Emitting Diode by Multiwalled Carbon Nanotube-nanofluid-filled in a rectangular microchannel

open access: yesAdvances in Mechanical Engineering, 2021
The aim of this paper is to ensure proper thermal management in order to remove and dissipate the heat produced by a square Light Emitting Diode (LED), as well as to ensure stable and safe operation by reducing the junction temperature.
Mohamed Bechir Ben Hamida   +2 more
doaj   +1 more source

Combined effect of thermal and hydraulic performance of different nanofluids on their cooling efficiency in microchannel heat sink

open access: yesCase Studies in Thermal Engineering, 2022
This study assesses the thermal and hydraulic performance of different nanofluids with various nanoparticle concentrations in a microchannel heat sink for laminar flow is investigated numerically.
Fahad S. Alkasmoul   +3 more
doaj   +1 more source

Multi-objective design optimization of a micro heat sink for Concentrating Photovoltaic/Thermal (CPVT) systems using a genetic algorithm [PDF]

open access: yes, 2013
An optimization methodology for a microchannel, plate-fin heat sink suitable for the cooling of a linear parabolic trough Concentrating Photovoltaic/Thermal (CPVT) system is applied in this study. Two different microchannel configurations are considered,
Belessiotis, V.   +3 more
core   +1 more source

An investigation into the effect of regular polygonal cross-sections on thethermal performance of microchannel heat sinks

open access: yesZanco Journal of Pure and Applied Sciences, 2019
Microchannel heat sinks can be constructed from the channels with various geometries in cross-section. Their shape and size may have considerable effects on the hydraulic and thermal performance of a heat sink.
Salman Soltanian   +2 more
doaj   +1 more source

Numerical Investigation of Thermal Performance of a Combined Heat Sink with Various Microchannel Shapes

open access: yesNigerian Journal of Technological Development, 2022
The influence of channel shape on a combined heat sink of three different channel forms is investigated numerically in this work. The channel shapes considered were the trapezoidal, inverse trapezoidal and hexagonal microchannel shapes. The goal of this
A. Q. Lawal   +2 more
doaj  

Experimental Investigation on the Heat Transfer Characteristics of Multi-Point Heating Microchannels for Simulating Solar Cell Cooling

open access: yesEnergies, 2022
Concentrating photovoltaic power generation technology is a highly efficient way of utilizing solar energy resources with the efficiency limited by cell cooling conditions.
Qi Yang   +5 more
doaj   +1 more source

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