Listar por autoría "b1201c70-a59a-4297-8a3f-29b7f99dc0ef"
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A review of refrigerant R1234ze(E) recent investigations
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Moles, Fran; Barragán Cervera, Angel; Peris, Bernardo; Verdú, Gumersindo Elsevier (2016-02-25)Climate change is demonstrated through global surface temperatures increase in the last century. To stop this phenomenon, new regulations that ban or tax greenhouse gas fluids (HFC among them) have been approved. In the ... -
Analysis based on EU Regulation No 517/2014 of new HFC/HFO mixtures as alternatives of high GWP refrigerants in refrigeration and HVAC systems
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Moles, Fran; Peris, Bernardo Elsevier (2015)The EU Regulation No 517/2014 is going to phase-out most of the refrigerants commonly used in refrigeration and air conditioning systems (R134a, R404A and R410A) because of their extended use and their high GWP values. ... -
Commercial refrigeration – An overview of current status
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Moles, Fran; Peris, Bernardo; Verdú, Gumersindo Elsevier (2015)Commercial refrigeration comprises food freezing and conservation in retail stores and supermarkets, so, it is one of the most relevant energy consumption sectors, and its relevance is increasing. This paper reviews the ... -
Comparative analysis of HFO-1234ze(E) and R-515B as low GWP alternatives to HFC-134a in moderately high temperature heat pumps
Mateu-Royo, Carlos; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel Elsevier (2020-12-17)This article provides a theoretical energy performance and carbon footprint analysis of the hydrofluoroolefin HFO-1234ze(E) and the mixture R-515B as low global warming potential (GWP) refrigerants to replace the ... -
Comprehensive experimental evaluation of R1234yf-based low GWP working fluids for refrigeration and heat pumps
Al-Sayyab, Ali; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Kim, Sarah; Mota-Babiloni, Adrián Elsevier (2022-03-17)This work presents an experimental comparison for low GWP refrigerants used in vapour compression cooling and heating systems. The study compares three lower global warming potential (GWP) refrigerants (R513A, R516A, and ... -
Drop-in analysis of an internal heat exchanger in a vapour compression system using R1234ze(E) and R450A as alternatives for R134a
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Moles, Fran; Peris, Bernardo Elsevier (2015-10)The IHX (internal heat exchanger) is introduced in some refrigeration systems in order to achieve higher energy performances. Results obtained vary greatly depending on the refrigerant used and working conditions. This ... -
Drop-in energy performance evaluation of R1234yf and R1234ze(E) in a vapor compression system as R134a replacements
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Moles, Fran; Peris, Bernardo Elsevier (2014-10)This paper presents an energy performance evaluation of two low-GWP refrigerants, R1234yf and R1234ze(E), as drop-in replacements for R134a. Tests are carried out in a monitored vapor compression system combining different ... -
Dual fluid trigeneration combined organic Rankine-compound ejector-multi evaporator vapour compression system
Al-Sayyab, Ali; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Navarro-Esbrí, Joaquín Elsevier (2022-07-02)This article evaluates the energy and exergy performance of a novel dual fluid combined organic Rankine-compound ejector multi evaporators vapour compression system (ORCEMES) for power, cooling and heating purposes. Six ... -
Evaluación de alternativas al R404A en tuberías de sistemas de refrigeración
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Molés Ribera, Francisco; PERIS PEREZ, BERNARDO Editorial UNED (2015)Debido a normativas aprobadas recientemente en algunos países desarrollados, los refrigerantes de alto GWP (Global Warming. Potential) van a ser retirados o grabados con altos impuestos. En este artículo se obtiene la ... -
Experimental analysis of R1234yf as a drop-in replacement for R134a in a vapor compression system
Navarro-Esbrí, Joaquín; Mendoza-Miranda, Juan Manuel; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Belman, Juan (2013-05)This paper presents an experimental analysis of a vapor compression system using R1234yf as a drop-in replacement for R134a. In this work, we compare the energy performance of both refrigerants, R134a and R1234yf, in a ... -
Experimental analysis of the internal heat exchanger influence on a vapour compression system performance working with R1234yf as a drop-in replacement for R134a
Navarro-Esbrí, Joaquín; Moles, Fran; Barragán Cervera, Angel Elsevier (2013-09-25)This paper presents an experimental analysis of the influence of an internal heat exchanger on the performance of a vapour compression system using R1234yf as a drop-in replacement for R134a. In this work, we compare the ... -
Experimental Assessment of the Internal Heat Exchanger in Vapour Compression Systems With Low GWP Refrigerant R516A
Al-Sayyab, Ali; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Giménez-Prades, Pau; Fernández-Moreno, Adrián; Navarro-Esbrí, Joaquín Elsevier (2022)Internal heat exchangers (IHX) are commonly used to improve the energy performance of vapour compression refrigeration cycles. However, the magnitude of the improvement depends on the refrigerant and operational ... -
Experimental comparison of HFO-1234ze(E) and R-515B to replace HFC-134a in heat pump water heaters and moderately high temperature heat pumps
Mota-Babiloni, Adrián; Mateu-Royo, Carlos; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel Elsevier (2021-09)Heat pumps are gaining interest to replace fossil fuel burners with the increase of the share of renewable sources in the electricity generation mix. Moreover, low global warming potential (GWP) alternatives offer a ... -
Experimental drop-in replacement of R404A for warm countries using the low GWP mixtures R454C and R455A
Mota-Babiloni, Adrián; Haro-Ortuño, Jorge; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel Elsevier (2018-05)This article presents an analysis of the feasibility of R454C and R455A, two new low global warming potential (GWP of 148) refrigerants, in vapor compression refrigeration systems as alternatives to R404A for warm countries. ... -
Experimental influence of an internal heat exchanger (IHX) using R513A and R134a in a vapor compression system
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Pascual Miralles, Víctor; Barragán Cervera, Angel; Maiorino, Angelo Elsevier (2019-01-25)Coming refrigeration and air conditioning systems must include low GWP fluids and optimized components. An internal heat exchanger (IHX) is a common modification of the basic cycle to enhance its energy performance, and ... -
Experimental results of a high-temperature heat pump prototype with R1336mzz(Z) for various production temperatures
Mota-Babiloni, Adrián; Barragán Cervera, Angel; Udroiu, Cosmin-Mihai; Giménez-Prades, Pau; Navarro-Esbrí, Joaquín International Institute of Refrigeration (IIR) (2023-08) -
Experimental study of an R1234ze(E)/R134a mixture (R450A) as R134a replacement
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Moles, Fran; Peris, Bernardo Elsevier (2015)This work presents an experimental analysis of a non-flammable R1234ze(E)/R134a mixture (R450A) as R134a drop-in replacement. While R134a has a high GWP value (1430), the R450A GWP is only 547. The experimental tests are ... -
Experimental study of an R1234ze(E)/R134a mixture (R450A) as R134a replacement
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel; Molés, Francisco; Peris, Bernardo Elsevier (2014-12-20)This work presents an experimental analysis of a non-flammable R1234ze(E)/R134a mixture (R450A) as R134a drop-in replacement. While R134a has a high GWP value (1430), the R450A GWP is only 547. The experimental tests are ... -
High-temperature heat simulator (Heatpack) for application i computer laboratory sessions for engineering students
Mota-Babiloni, Adrián; Mateu-Royo, Carlos; Navarro-Esbrí, Joaquín; Barragán Cervera, Angel OmniaScience (2020)A significant amount of energy in the form of heat is lost in industrial processes once it is used in specific processes. Among different technologies, high-temperature heat pumps (HTHP) are a valuable method of recovering ... -
Influence of subcooling in R449A supermarket low-temperature refrigeration circuit using medium temperature cooling load
Mota-Babiloni, Adrián; Giménez-Prades, Pau; Udroiu, Cosmin-Mihai; Barragán Cervera, Angel; Navarro-Esbrí, Joaquín Institut International du Froid (2023-04-05)This work studies the impact of subcooling in supermarket refrigeration systems with medium and low-temperature requierementsbased on a vapor compression single-stage with a subcooler.