[HTML][HTML] Alternative blends of CO2 for transcritical refrigeration systems. Experimental approach and energy analysis

D Sánchez, F Vidan-Falomir, L Nebot-Andrés… - Energy Conversion and …, 2023 - Elsevier
As a natural refrigerant, Carbon Dioxide (CO 2) has been extended in almost all refrigeration
fields due to its environmental friendliness, high availability, and high technological …

[HTML][HTML] Experimental evaluation of a transcritical CO2 refrigeration facility working with an internal heat exchanger and a thermoelectric subcooler: Performance …

Á Casi, P Aranguren, M Araiz, D Sanchez… - International Journal of …, 2022 - Elsevier
The use of carbon dioxide in transcritical state has become one of the most used solutions to
comply with the F-Gas directive and reduce greenhouse gases emissions from refrigeration …

[HTML][HTML] Performance assessment of an experimental CO2 transcritical refrigeration plant working with a thermoelectric subcooler in combination with an internal heat …

Á Casi, P Aranguren, M Araiz, D Sanchez… - Energy Conversion and …, 2022 - Elsevier
Regulations in the refrigeration sector are forcing the transition to low global warming
potential fluids such as carbon dioxide in order to decrease direct greenhouse gases …

[HTML][HTML] Experimental evaluation of zeotropic refrigerants in a dedicated mechanical subcooling system in a CO2 cycle

R Llopis, G Toffoletti, L Nebot-Andrés… - International Journal of …, 2021 - Elsevier
Use of zeotropic blends in the dedicated mechanical subcooling system of a CO 2
refrigeration system was suggested as a possible improvement due to matching of …

Experimental analysis and optimization of an R744 transcritical cycle working with a mechanical subcooling system

D Sánchez, J Catalán-Gil, R Cabello, D Calleja-Anta… - Energies, 2020 - mdpi.com
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 …

Effect of dedicated mechanical subcooler size and gas cooler pressure control on transcritical CO2 booster systems

P D'Agaro, MA Coppola, G Cortella - Applied Thermal Engineering, 2021 - Elsevier
Abstract Dedicated Mechanical Subcooling (DMS) is one of the most investigated and
effective strategies applied to increase the performance of CO 2 commercial refrigeration …

Experimental enhancement of a CO2 transcritical refrigerating plant including thermoelectric subcooling

D Sánchez, P Aranguren, A Casi, R Llopis… - International Journal of …, 2020 - Elsevier
CO 2 is an excellent natural refrigerant that can be used in almost any commercial cooling
application thanks to its useful range of evaporative temperatures and excellent …

Research progress of novel low-carbon technologies in cold storages

Y Zhi-kang, Y Da-zhang, XIE **g, HUO Yi-lin - Food and Machinery, 2023 - ifoodmm.cn
This paper introduces the low-carbon quantitative index and energy consumption evaluation
standard of cold storages, then systematically summarizes the novel low-carbon …

[HTML][HTML] Impact of a thermoelectric subcooler heat exchanger on a carbon dioxide transcritical refrigeration facility

A Casi, P Aranguren, M Araiz, P Alegría… - Applied Thermal …, 2022 - Elsevier
To improve the performance of vapour compression refrigeration cycles, the inclusion of a
thermoelectric subcooler for low-medium power units has been the focus of recent studies …

Experimental Investigation of the Effect of a Recuperative Heat Exchanger and Throttles Opening on a CO2/Isobutane Autocascade Refrigeration System

M Sobieraj - Energies, 2020 - mdpi.com
An experimental evaluation of an autocascade refrigeration (ACR) system was carried out. A
zeotropic mixture of isobutane and CO2 was employed as a working fluid in an autocascade …