Results 11 to 20 of about 14,835 (276)

PENGARUH LIQUID SUCTION HEAT EXCHANGER TERHADAP KINERJA SISTEM PENDINGIN PADA MESIN PORTABLE CHILLER

Rekayasa Mesin, 2023
When the Covid-19 pandemic occured, most of the industries and public facilities were not used properly, but the cooling machines was still used, resulting in large consumption of power and electrical energy.
Fajar Budi Sulistiono, Ramon Trisno
doaj   +1 more source

Experimental Analysis and Optimization of an R744 Transcritical Cycle Working with a Mechanical Subcooling System

Energies, 2020
In the last century, the refrigerant R744 (carbon dioxide) has become an environmentally friendly solution in commercial refrigeration despite its particular issues related to the low critical temperature.
Daniel Sánchez, Jesús Catalán-Gil, Ramón Cabello, Daniel Calleja-Anta, Rodrigo Llopis, Laura Nebot-Andrés   +5 more
doaj   +1 more source

Conjugate Heat Transfer Analysis for Cooling of a Conductive Panel by Combined Utilization of Nanoimpinging Jets and Double Rotating Cylinders

Nanomaterials, 2023
In this work, double rotating active cylinders and slot nanojet impingement are considered for the cooling system of a conductive panel. Colder surface temperatures of the cylinders are used, while different rotational speeds are assigned for each of the
Lioua Kolsi, Fatih Selimefendigil, Hatem Gasmi, Badr M. Alshammari   +3 more
doaj   +1 more source

A Vaporization Model for Continuous Surface Force Approaches and Subcooled Configurations

Fluids, 2023
The integration of phase change phenomena through an interface is a numerical challenge that requires proper attention. Solutions to properly ensure mass and energy conservation were developed for finite difference and finite volume methods, but not for ...
Charles Brissot, Léa Cailly-Brandstäter, Elie Hachem, Rudy Valette   +3 more
doaj   +1 more source

Subcooling Effect on PCM Solidification: A Thermostat-like Approach to Thermal Energy Storage

Energies, 2023
Choosing the right phase change material (PCM) for a thermal energy storage (TES) application is a crucial step in guaranteeing the effectiveness of the system.
Nicola Bianco, Andrea Fragnito, Marcello Iasiello, Gerardo Maria Mauro, Luigi Mongibello   +4 more
doaj   +1 more source

Electrodeposition Patterned Copper Foam with Micro/Nanostructures for Reducing Supercooling in Water-Based Cool Storage Phase-Change Materials

Applied Sciences, 2020
Copper foam is widely used in industrial catalysis, flow boiling, and latent heat storage systems. It is expected that a multi-level topology copper foam with micro/nanostructures can further enhance performance.
Mou Xu, Yu-Feng Chen, Jian-Yang Liang, Dong-Chuan Mo, Shu-Shen Lyu   +4 more
doaj   +1 more source

Development and Thermophysical Profile of Cetyl Alcohol-in-Water Nanoemulsions for Thermal Management

Fluids, 2021
This study focuses on the preparation, thermophysical and rheological characterization of phase change material nanoemulsions as latent functionally thermal fluids.
David Cabaleiro, Sonia Losada-Barreiro, Filippo Agresti, Carolina Hermida-Merino, Laura Fedele, Luis Lugo, Simona Barison, Manuel M. Piñeiro   +7 more
doaj   +1 more source

Investigation of the Impact Factors on the Optimal Intermediate Temperature in a Dual Transcritical CO₂ System with a Dedicated Transcritical CO₂ Subcooler

Energies, 2020
As a natural fluid with superior environment advantages, CO2 is used to constitute a dual transcritical system to reduce performance deterioration under high gas-cooler outlet temperature.
Yulong Song, Haidan Wang, Feng Cao
doaj   +1 more source

Saturated Critical Heat Flux in a Multi-Microchannel Heat Sink Fed by a Split Flow System [PDF]

, 2010
An extensive experimental campaign has been carried out for the measurement of saturated critical heat flux in a multi-microchannel copper heat sink. The heat sink was formed by 29 parallel channels that were 199 μm wide and 756 μm deep.
D. Toto, G. P. Vanoli, J. R. Thome, MAURO, ALFONSO WILLIAM   +3 more
core   +1 more source

Quenching Experiments with CrAl-coated Zircaloy Cladding in Reflooding Water Flows

Energies, 2021
A quenching experiment is performed to investigate the heat transfer characteristics and cooling performance of CrAl-coated Zircaloy (Zr) cladding in a water flow. The CrAl-coated Zr cladding is one of the accident tolerant fuels for light water reactors.
Wang Kee In, Kwan Geun Lee
doaj   +1 more source