Results 1 to 10 of about 486,491 (166)

Influence of a nonlinear degenerate diffusion on an advection-diffusion equation in a diffuse interface framework* [PDF]

open access: yesESAIM: Proceedings and Surveys, 2023
This work is motivated by the modelling a liquid-vapour flows with phase transition describing the evolution of the coolant within an heat exchanger (e.g. the core of a Pressurized Water Reactor).
Faccanoni Gloria, Galusinski Cédric
doaj   +1 more source

Development of a phase change model for volume-of-fluid method in OpenFOAM [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2016
In this present study, volume of fluid method in OpenFOAM open source CFD package will be extended to consider phase change phenomena with modified model due to condensation and boiling processes.
Mohammad Bahreini   +2 more
doaj   +1 more source

Technical method in passive cooling for photovoltaic panels using phase change material

open access: yesCase Studies in Thermal Engineering, 2023
A small percentage of the energy from solar radiation is converted into electricity by the photovoltaic module, while the rest is lost as heat. This heat causes the module's temperature to increase effecting its performance and decreasing its efficiency.
Ahmad Al Miaari, Hafiz Muhammad Ali
doaj   +1 more source

A projection scheme for phase change problems with convection

open access: yesComputers & Mathematics with Applications, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mireille El Haddad   +3 more
openaire   +1 more source

Research progress of high-temperature phase change energy storage microcapsules

open access: yes工程科学学报, 2021
In today’s world, global problems such as a shortage of fossil fuel energy, environmental pollution, and global warming are becoming increasingly serious. For the development of human society, sustainability is particularly important. Energy is the basis
Yu JIANG   +3 more
doaj   +1 more source

Experimental Investigation and Exergy Analysis of Dehumidification Performances for a Cascaded Phase Change Heat Storage Dehumidifier

open access: yesApplied Sciences, 2022
In the humidification and dehumidification solar desalination system, the recovery of vapor condensation latent heat is the key problem. Using a cascaded phase change heat storage method to recover vapor condensation latent heat can improve the phase ...
Lixi Zhang   +3 more
doaj   +1 more source

Numerical Simulation of Ice Melting Using the Finite Volume Method

open access: yesJournal of Engineering, 2023
The Aim of this paper is to investigate numerically the simulation of ice melting in one and two dimension using the cell-centered finite volume method. The mathematical model is based on the heat conduction equation associated with a fixed grid, latent
Mishaal Abdulameer Abdulkareem
doaj   +1 more source

Cell alternation algorithm for simulating bubble growth in boiling flows through volume of fluid (VOF) method in fluent

open access: yesAlexandria Engineering Journal, 2022
This study focuses on the numerical illustration of bubble growth and addresses the inherent interface deformation problem associated with phase change in the Volume of Fluid (VOF) interface tracking method. To avoid the interface deformation, this study
Zeeshan Ahmad Khan   +5 more
doaj   +1 more source

Research progress in encapsulation and application of shape-stabilized composite phase-change materials

open access: yes工程科学学报, 2020
Currently, energy demand and consumption problems have become a focus issue due to rapid economic growth, environmental pollution, and energy shortages.
Xing-hui LI, Min-zhi CHEN, Xiao-yan ZHOU
doaj   +1 more source

On the formulation of coupled thermoplastic problems with phase-change [PDF]

open access: yesInternational Journal of Plasticity, 1999
This paper deals with a numerical formulation for coupled thermoplastic problems including phase-change phenomena. The final goal is to get an accurate, efficient and robust numerical model, allowing the numerical simulation of solidification processes in the metal casting industry. Some of the current issues addressed in the paper are the following. A
Agelet de Saracibar, C.   +2 more
openaire   +3 more sources

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