Listar por tema "subcooling"
Mostrando ítems 1-8 de 8
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Energy analysis of dedicated and integrated mechanical subcooled CO2 boosters for supermarket applications
Elsevier (2019-03)Energy improvements offered by dedicated and integrated mechanical subcooling systems in CO2 booster systems for supermarket applications are analyzed here through the use of thermodynamic models close to reality. Using a ... -
Experimental assessment of a thermoelectric subcooler included in a transcritical CO2 refrigeration plan
Elsevier (2022-05-25)This study brings an experimental research that has tested a real transcritical CO2 vapor compression cycle that includes a thermoelectric subcooler at the exit of the gas-cooler of the refrigeration plant. The aforementioned ... -
Experimental assessment of different extraction points for the integrated mechanical subcooling system of a CO2 transcritical plant
Elsevier B.V. (2022-01-04)Subcooling systems are positioned in recent years as one of the best solutions to improve the efficiency of transcritical CO2 cycles. Specifically, the integrated mechanical subcooling cycle allows the improvement of these ... -
Experimental enhancement of a CO2 transcritical refrigerating plant including thermoelectric subcooling
Elsevier (2020-09-02)CO2 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 environmental properties. However, due to its low ... -
Experimental evaluation of a transcritical CO2 refrigeration facility working with an internal heat exchanger and a thermoelectric subcooler: Performance assessment and comparative
Elsevier (2022-08-01)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 systems at high ambient temperatures. ... -
Improvements in the cooling capacity and the COP of a transcritical CO2 refrigeration plant operating with a thermoelectric subcooling system
Elsevier (2019-06-05)Restrictive environmental regulations are driving the use of CO2 as working fluid in commercial vapour compression plants due to its ultra-low global warming potential (GWP100 = 1) and its natural condition. However, at ... -
Subcooling methods for CO 2 refrigeration cycles: A review
Elsevier (2018-09)CO2 subcooling has resulted a method to upgrade the performance of CO2 refrigeration plants in the recent years, with overall improvements up to 12% with internal heat exchangers, 22% with economizers, 25.6% with thermoelectric ... -
Vapour compression and caloric refrigeration in combination for a new hybrid refrigeration system
International Institute of Refrigeration (IIR) (2023-08-21)Although caloric refrigeration systems, such as magnetic and elastocaloric ones have shown promising potential in the last decade, their application in stand-alone applications remains scarce. Namely, they can provide ...