Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Daniel Calleja-Anta"'
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 102881- (2024)
Auto-cascade refrigeration systems are the most employed systems for ultra-low temperature applications, especially for small capacity systems. Recent investigations have allowed to analyze them energetically and thermodynamically, starting a researc
Externí odkaz:
https://doaj.org/article/2c5d46c4503245f29dcb13ae4715dec7
Autor:
Daniel Calleja-Anta, Laura Nebot-Andrés, Jesús Catalán-Gil, Daniel Sánchez, Ramón Cabello, Rodrigo Llopis
Publikováno v:
Results in Engineering, Vol 5, Iss , Pp - (2020)
Due to Regulation EU 517/2014 (F-Gas), the use of refrigerants with GWP higher than 150 was limited from 2015 on in small capacity refrigeration systems in Europe. Although refrigerants that dominate are R600a and R290 nowadays, which are classified
Externí odkaz:
https://doaj.org/article/13bd334194b5469c8feed512962978e5
Autor:
Daniel Sánchez, Jesús Catalán-Gil, Ramón Cabello, Daniel Calleja-Anta, Rodrigo Llopis, Laura Nebot-Andrés
Publikováno v:
Energies, Vol 13, Iss 12, p 3204 (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. The use of transcritical cycles in warm and
Externí odkaz:
https://doaj.org/article/d017c758aef04fa7944c2ee442a06b53
Publikováno v:
International Journal of Refrigeration.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b8266fb27a1a84ba20d02bce508ec298
https://doi.org/10.1016/j.ijrefrig.2023.05.009
https://doi.org/10.1016/j.ijrefrig.2023.05.009
Publikováno v:
Repositori Universitat Jaume I
Universitat Jaume I
Universitat Jaume I
This work analyses the influence of the Internal Heat Exchan ger (IHX) on the energy performance of a vapor compression cycle associated with a freezing cabinet using different R404A low-GWP alternatives. Among them, the refrigerants R454C (GPW100=14
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e94d7217baada0541d5fd4cd20284d25
https://doi.org/10.1016/j.ijrefrig.2022.02.007
https://doi.org/10.1016/j.ijrefrig.2022.02.007
Autor:
Laura Nebot-Andrés, Daniel Calleja-Anta, Carlos Fossi, Daniel Sánchez, Ramón Cabello, Rodrigo Llopis
Publikováno v:
Repositori Universitat Jaume I
Universitat Jaume I
Universitat Jaume I
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 systems only using CO2 as a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f09de062ca2e27d73dfa73a8b09b9639
https://doi.org/10.1016/j.ijrefrig.2022.01.006
https://doi.org/10.1016/j.ijrefrig.2022.01.006
Publikováno v:
Repositori Universitat Jaume I
Universitat Jaume I
Universitat Jaume I
In Press, Journal Pre-proof The hunt for new refrigerant blends has been concentrated to locate A1 refrigerants. However, the investigation for A2 or A2L blends to replace hydrocarbons (A3) has not attracted attention yet, although these mixtures wil
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::04368786f71cf3b67ae8738cf8f27bc8
https://doi.org/10.1016/j.ijrefrig.2021.11.012
https://doi.org/10.1016/j.ijrefrig.2021.11.012
This work aims to validate the hypothesis that refrigerant blends could allow energy savings in real refrigeration systems. For that purpose, five selected blends have been evaluated as drop-in substitutes in a domestic fridge for fresh food designed
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7085fe395eba4b5e704dad19067cf67
Publikováno v:
International Journal of Refrigeration. 121:258-268
Transcritical CO2 plants combined with subcooling systems are the focus of several researches in the last years with the objective of improving their performance. Among the subcooling systems, the Dedicated Mechanical Subcooling system (DMS) is one o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e5e79bdb3fd8571a2d7416eed3af55ce
https://doi.org/10.1016/j.ijrefrig.2020.10.002
https://doi.org/10.1016/j.ijrefrig.2020.10.002
Publikováno v:
Repositori Universitat Jaume I
Universitat Jaume I
Universitat Jaume I
Mechanical subcooling systems, both dedicated and integrated, have attracted lot of attention in the recent years due to their great potential to improve transcritical CO2 refrigeration systems. Numerous studies have theoretically determined the COP
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fea90ae865ed7e1958b2fdbe27a9129d