Results 11 to 20 of about 5,111 (253)

Inhibition of Thermal Runaway Propagation in Lithium-Ion Battery Pack by Minichannel Cold Plates and Insulation Layers

open access: yesInternational Journal of Energy Research, Volume 2023, Issue 1, 2023., 2023
The main concern hindering the large-scale application of lithium-ion batteries (LIBs) in electric vehicles (EV) is thermal runaway (TR). In this work, three-dimensional (3D) TR and conjugate heat transfer modeling of a LIB pack consisting of 12 ...
Xinyu Liu   +8 more
semanticscholar   +2 more sources

Impact of selected thermal and flow parameters on flow boiling heat transfer in a minichannel [PDF]

open access: yesEPJ Web of Conferences, 2019
This paper reports an impact of selected thermal and flow parameters i.e., mass flux and inlet pressure on flow boiling heat transfer in a minichannel.
Strąk Kinga, Piasecka Magdalena
doaj   +1 more source

Determining 2D temperature field in flow boiling with the use of Trefftz functions [PDF]

open access: yesEPJ Web of Conferences, 2019
The paper proposes the use of Trefftz method to solve the triple coupled heat conduction problem in flow boiling of refrigerant in an asymmetrically heated minichannel. A mathematical model of heat transfer in a rectangular minichannel is suggested.
Ho ejowska Sylwia
doaj   +1 more source

Impact of different thickness of the smooth heated surface on flow boiling heat transfer [PDF]

open access: yesEPJ Web of Conferences, 2018
This paper presents a comparison of the performance of three smooth heated surfaces with different thicknesses. Analysis was carried out on an experimental setup for flow boiling heat transfer. The most important element of the setup was the test section
Strąk Kinga, Piasecka Magdalena
doaj   +2 more sources

ANALISA KECEPATAN SLUG ALIRAN DUA FASE DI DOWNSTREAM T-JUNCTION MINICHANNEL HORIZONTAL DENGAN RADIUS BELOKAN (r/dh) 0.7

open access: yesRekayasa Mesin, 2023
Uneven distribution of the phases between in the main channel when two-phase flow passes through the T-junction it can cause the formation of slug flow which affects performance in the downstream area.
Untung Surya Dharma   +5 more
doaj   +1 more source

A Regressive Model for Periodic Dynamic Instabilities during Condensation of R1234yf and R1234ze Refrigerants

open access: yesEnergies, 2022
This paper presents the results of experimental research and mathematical modelling in terms of the influence periodic dynamic instabilities have on condensation phase change in R1234yf and R1234ze refrigerants in tubular minichannels.
Waldemar Kuczyński   +2 more
doaj   +1 more source

Computational Analysis of Subcooled Flow Boiling in a Vertical Minichannel with Two Different Shapes under Various Mass Fluxes [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
In the current research project, two-dimensional numerical simulations are conducted to analyze the effects of geometrical configuration on flow structures and the thermal performances of subcooled flow boiling. The CFD simulations are carried out in two
A. Igaadi, H. El Mghari, R. El Amraoui
doaj   +1 more source

Multimodal Locomotion of Magnetic Droplet Robots Using Orthogonal Pairs of Coils

open access: yesAdvanced Intelligent Systems, Volume 5, Issue 9, September 2023., 2023
Using global magnetic fields, three main magnetic field configurations with their respective locomotion mechanisms for magnetic droplet robots are demonstrated: uniform rotating fields for droplet fission–fusion motions and rolling locomotion; magnetic trapping point‐based locomotion for single‐ and collective‐droplet manipulation; and field‐free ...
Armando Ramos-Sebastian   +2 more
wiley   +1 more source

Simulative Investigation of Optimal Multiparameterized Cooling Plate Topologies for Different Battery System Configurations

open access: yesEnergy Technology, Volume 11, Issue 9, September 2023., 2023
Herein, cooling plate topology optimization for electric vehicles is performed based on different lithium‐ion battery geometries. Fast charging requirements are used to evaluate the cooling circuit from the cell to module to system level. The cooling model's modular structure enables to evaluate cooling plates for varying applications and battery ...
Alexander Epp   +5 more
wiley   +1 more source

Predicting the accuracy of nanofluid heat transfer coefficient's computational fluid dynamics simulations using neural networks

open access: yesHeat Transfer, Volume 52, Issue 4, Page 3389-3410, June 2023., 2023
Abstract This research presents a neural network algorithm to identify the best modeling and simulation methods and assumptions for the most widespread nanofluid combinations. The neural network algorithm is trained using data from earlier nanofluid experiments. A multilayer perceptron with one hidden layer was employed in the investigation. The neural
Ekene Jude Onyiriuka
wiley   +1 more source

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