Results 41 to 50 of about 5,111 (253)

Digital Flow Rate Measurement System Design for Minichannel based on Cross Correlation Technique [PDF]

open access: yesEngineering and Technology Journal, 2017
In this paper, a demonstration for an experimental study to measure mean fluid velocity in minichannels is presented. Fluid flow velocity was estimated by applying cross correlation technique on measured thermal fluctuation using two ultra-small ...
H.A. Dhahad, E.M. Alfayydh, K.H. Fahem
doaj   +1 more source

Development of FEM Calculation Methods to Analyse Subcooled Boiling Heat Transfer in Minichannels Based on Experimental Results

open access: yesApplied Sciences, 2022
Even though two-phase heat transfer of refrigerants in minichannel heat sinks has been studied extensively, there is still a demand for improvements in overall thermal performance of miniature heat transfer exchangers.
Magdalena Piasecka   +2 more
doaj   +1 more source

Analysis of the characteristic lengths in the bubble and slug flow regimes generated in a capillary T-junction [PDF]

open access: yes, 2016
We present an analysis of the geometry of the continuous and disperse phases in the bubble and slug flow regimes in air–water mixtures generated in a capillary T-junction of 1 mm internal diameter.
Arias Calderón, Santiago   +1 more
core   +2 more sources

The heat transfer coefficient determination with the use of the Beck-Trefftz method in flow boiling in a minichannel [PDF]

open access: yesEPJ Web of Conferences, 2018
In this paper, the solution of the two-dimensional inverse heat transfer problem with the use of the Beck method coupled with the Trefftz method is proposed. This method was applied for solving an inverse heat conduction problem.
Strąk Kinga   +2 more
doaj   +2 more sources

Wicking through a confined micropillar array [PDF]

open access: yes, 2016
This study considers the spreading of a Newtonian and perfectly wetting liquid in a square array of cylindric micropillars confined between two plates. We show experimentally that the dynamics of the contact line follows a Washburn-like law which depends
Dorbolo, Stéphane   +3 more
core   +2 more sources

Coupled Electrochemical-Thermal Simulations and Validation of Minichannel Cold-Plate Water-Cooled Prismatic 20 Ah LiFePO4 Battery

open access: yesElectrochem, 2021
This paper discusses the quantitative validation carried out on a prismatic 20 Ah LiFePO4 battery sandwiched between two minichannel cold-plates with distributed flow having a single U-turn.
Chaithanya Akkaldevi   +5 more
semanticscholar   +1 more source

Physical and numerical simulation of two-phase flow in the area of mini-channel [PDF]

open access: yes, 2016
The results of physical and numerical modeling to determine the rate of evaporation of ethanol, at a flow of air flow velocities in the range of 0.0139 - 0.139 m/s and temperature in the range of 10 - 45 °С are placed.
Borisov, Boris Vladimirovich   +1 more
core   +4 more sources

Experimentally Verified Flow Distribution Model for a Composite Modelling System

open access: yesEnergies, 2021
Requirements of modern process and power technologies for compact and highly efficient equipment for transferring large heat fluxes lead to designing these apparatuses as dense parallel flow systems, ranging from conventional to minichannel dimensions ...
Dominika Babička Fialová   +1 more
doaj   +1 more source

A numerical solution to an inverse unsteady-state heat transfer problem involving the Trefftz functions

open access: yesEPJ Web of Conferences, 2017
This paper shows the results concerning flow boiling heat transfer in an asymmetrically heated vertical minichannel. The heated element for FC-72 Fluorinert flowing in that minichannel was a thin foil.
Maciejewska Beata, Piasecka Magdalena
doaj   +1 more source

Experimental performance investigation of minichannel water cooled-thermoelectric refrigerator

open access: yesCase Studies in Thermal Engineering, 2017
An experimental performance analysis of minichannel water cooled-thermoelectric refrigerator in this study is presented. The cooling system of refrigerator is consists of two thermoelectric modules integrated with the minichannel heat sinks in its hot ...
Murat Gökçek, Fatih Şahin
doaj   +1 more source

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