Results 11 to 20 of about 160,157 (299)

Topology Optimization Design of Micro-Channel Heat Sink by Considering the Coupling of Fluid-Solid and Heat Transfer

open access: yesEnergies, 2022
To investigate the effect of the target weight coefficient on the structure design of the micro-channel heat sink, an innovative method for the topology optimization design of micro-channel structures with different bifurcation angles is adopted. In this
Yue Wang, Jiahao Wang, Xiaomin Liu
doaj   +1 more source

Thermal and hydrodynamic studies for micro-channel cooling for large area silicon sensors in high energy physics experiments [PDF]

open access: yes, 2016
Micro-channel cooling initially aiming at small-sized high-power integrated circuits is being transferred to the field of high energy physics. Today`s prospects of micro-fabricating silicon opens a door to a more direct cooling of detector modules.
Ariza, Dario   +10 more
core   +2 more sources

A Novel Approach to Enhance Performance of Multilayer Coated Carbide Insert in Hard Turning

open access: yesArchive of Mechanical Engineering, 2015
W pracy przedstawiono badania nad zużyciem krawędzi skrawającej wielowarstwowej płytki z ceramiki narzędziowej (TiN/TiCN/Al2O3/TiN) w toczeniu twardym na sucho. Badano także zużycie krawędzi skrawającej w warunkach toczenia na mokro.
Shihab Suha K.   +3 more
doaj   +1 more source

Comparison of mixing performances of T, Y and arrow-shaped micromixers using Villermaux-Dushman protocol at low Reynolds number [PDF]

open access: yesJournal of the Serbian Chemical Society, 2020
Mixing performance is commonly assessed using the Villermaux– –Dushman protocol. Mixing in passive mixers may need to be at very low Reynolds number (Re). This study is aimed at comparing the mixing performances of T, Y and arrow-shaped micromixers using
Okwundu Onyeka S.   +3 more
doaj   +1 more source

Heat Transfer Characteristics of a Thermo-sensitive Magnetic Fluid in Micro-channel

open access: yesJournal of Thermal Science and Technology, 2009
In the present study, the flow characteristics and heat transfer of a thermo-sensitive magnetic fluid, which is a multiphase-flow material, were investigated experimentally.
Koji FUMOTO   +2 more
doaj   +1 more source

Thermal Assessment of Nano-Particulate Graphene-Water/Ethylene Glycol (WEG 60:40) Nano-Suspension in a Compact Heat Exchanger

open access: yesEnergies, 2019
In the present study, we report the results of the experiments conducted on the convective heat transfer of graphene nano-platelets dispersed in water-ethylene glycol. The graphene nano-suspension was employed as a coolant inside a micro-channel and heat-
M. M. Sarafraz   +5 more
doaj   +1 more source

Direct Simulation Monte Carlo Simulation of the Effect of Needle Valve Structures on the Rarefied Flow of Cold Gas Thrusters

open access: yesMicromachines, 2023
The needle valve, serving as the flow control unit of the thruster system, is a crucial component of the entire thruster. Its performance directly impacts the flow state of the rarefied gas in the micro-nozzle structure of the cold gas micro-thruster ...
Songcai Lu   +5 more
doaj   +1 more source

Development of Micro Channel Heat Exchanging

open access: yesJSME International Journal Series B, 2000
In order to investigate the performance of the micro channel heat exchanger, three-dimensional numerical simulations and experiments on heat transfer behavior and pressure loss were carried out. So far as the heat transfer phenomena is concerned, results obtained using a silicon chip micro channel model showed a very small thermal resistance, about 0.1
Koichiro KAWANO   +4 more
openaire   +3 more sources

The use of rapid prototyping techniques (RPT) to manufacture micro channels suitable for high operation pressures and uPIV [PDF]

open access: yes, 2016
This paper aims to present a new methodology to manufacture micro-channels suitable for high operating pressures and micro particle image velocimetry (µPIV) measurements using a rapid-prototyping high-resolution 3D printer. This methodology can fabricate
Casals Terré, Jasmina   +3 more
core   +2 more sources

Heat Transfer Characteristics of Conventional Fluids and Nanofluids in Micro-Channels with Vortex Generators: A Review

open access: yesEnergies, 2022
An effective way to enhance the heat transfer in mini and micro electronic devices is to use different shapes of micro-channels containing vortex generators (VGs).
Mushtaq T. Al-Asadi   +2 more
doaj   +1 more source

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