Listar Departament: Enginyeria Mecànica i Construcció por autoría "ce793ccc-1c84-42bf-8709-8581fb60fcdc"
Mostrando ítems 41-60 de 89
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Experimental evaluation of HCFO-1233zd-E as HFC-245fa replacement in an Organic Rankine Cycle system for low temperature heat sources
Moles, Fran; Navarro-Esbrí, Joaquín; Peris, Bernardo; Mota-Babiloni, Adrián Elsevier (2016-04-05)In this work an experimental evaluation of the working fluid HCFO-1233zd-E as HFC-245fa replacement in ORC systems for low temperature heat sources has been conducted. A fully monitored ORC module has been used to test ... -
Experimental evaluation of R448A as R404A lower-GWP alternative in refrigeration systems
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Peris, Bernardo; Moles, Fran; Verdú, Gumersindo Elsevier (2015-11)Due to the adoption of EU Regulation No 517/2014, R404A is going to be banned in Europe in most of refrigeration applications, in which is typically used, due to its very high GWP value, 3943. In this paper an experimental ... -
Experimental evaluation of system modifications to increase R1234ze(E) cooling capacity
Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Mendoza-Miranda, Juan Manuel; Peris, Bernardo Elsevier (2017)The GWP limitations are being progressively introduced in Europe through Regulation EU No 517/201, phasing out R134a in most of its refrigeration and air conditioning applications. Pure hydrofluoroolefins are proposed to ... -
Experimental evaluation of the azeotropic mixture R516A as an R134A drop-in alternative for moderately high-temperature heat pumps
Al-Sayyab, Ali; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Navarro-Esbrí, Joaquín Universidad Politécnica de Cartagena. Ediciones UPCT (2022-04-17)The moderately high-temperature heat pump (MHTHP) is a market with a great potential to reduce greenhouse gas emissions from the heating sector. However, future proof MHTHPs cannot be based on hydrofluorocarbons with high ... -
Experimental exergy analysis of R513A to replace R134a in a small capacity refrigeration system
Mota-Babiloni, Adrián; Belman, Juan; Makhnatch, Pavel; Navarro-Esbrí, Joaquín; Barroso-Maldonado, Juan Manuel Elsevier (2018-11-01)The replacement of HFCs using lower GWP refrigerants in the coming years is a priority to reduce the predicted climate change. The exergy analysis of vapor compression systems can help to identify the feasibility of ... -
Experimental exergy and energy analysis of a novel high-temperature heat pump with scroll compressor for waste heat recovery
Mateu-Royo, Carlos; Navarro-Esbrí, Joaquín; Mota-Babiloni, Adrián; Moles, Fran; Amat-Albuixech, Marta Elsevier (2019-11-01)The industrial sector demands novel sustainable energy systems to advance in its decarbonisation and meet the targets of the Paris Agreement for the climate change mitigation. High-Temperature Heat Pumps (HTHPs) are being ... -
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 ORC (organic Rankine cycle) for low grade waste heat recovery in a ceramic industry
Peris, Bernardo; Navarro-Esbrí, Joaquín; Moles, Fran; Mota-Babiloni, Adrián Elsevier (2015-06)This paper deals about an experimental application of an ORC (organic Rankine cycle) in a ceramic industry for low grade waste heat recovery. The ORC module used in this application was initially designed and constructed ... -
Experimental study of an Organic Rankine Cycle with HFO-1336mzz-Z as a low global warming potential working fluid for micro-scale low temperature applications
Navarro-Esbrí, Joaquín; Moles, Fran; Peris, Bernardo; Mota-Babiloni, Adrián; Kontomaris, Konstantinos Elsevier (2017-08-15)An experimental evaluation of HFO-1336mzz-Z as a low global warming potential working fluid for ORC systems in micro-scale low temperature applications has been conducted. The energy performance in a fully monitored ORC ... -
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 ... -
HCFO-1224yd(Z) as HFC-245fa drop-in alternative in low temperature ORC systems: Experimental analysis in a waste heat recovery real facility.
Navarro-Esbrí, Joaquín; Amat-Albuixech, Marta; Moles, Fran; Mateu-Royo, Carlos; Mota-Babiloni, Adrián; Collado, Roberto Elsevier (2020-02-15)The organic Rankine cycle (ORC) has been growing in importance as a technology for producing electricity from low temperature waste and renewable heat sources. In small-scale applications, the most used working fluid has ... -
Herramienta computacional para analizar un sistema experimental de refrigeración usando hojas de cálculo
Mendoza-Miranda, Juan Manuel; Belman, Juan; Gallegos-Muñoz, Armando; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín Federación de Asociaciones de Ingenieros Industriales (2014)This paper presents a spreadsheet application for data filtering and energy analysis, which has applications in research and experimental evaluation of the energetic performance of alternative refrigerants. Experimental ... -
High temperature heat pump integration into district heating network
Mateu-Royo, Carlos; Sawalha, Samer; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín Elsevier (2020-04-15)This study illustrates the potential of high temperature heat pumps (HTHPs) integration into district heating network (DHN) through a twofold approach, using DHN as a heat sink and source. It is used as a heat sink of HTHP ... -
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 R-449A supermarket refrigeration system and screening of refrigerant mixtures for its energetic and environmental improvement
Giménez-Prades, Pau; Navarro-Esbrí, Joaquín; Udroiu, Cosmin-Mihai; Mota-Babiloni, Adrián Elsevier (2024-01-10)Current demands of the cooling sector are focused on using refrigerants with a low Global Warming Potential (GWP) and increasing energy efficiency in vapour compression installations. The main objectives of this paperwork ... -
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. -
Low GWP alternatives to HFC-245fa in Organic Rankine Cycles for low temperature heat recovery: HCFO-1233zd-E and HFO-1336mzz-Z
Moles, Fran; Navarro-Esbrí, Joaquín; Peris, Bernardo; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Kontomaris, Konstantinos Elsevier (2014-10)HFC-245fa is a common working fluid used in Organic Rankine Cycles generating mechanical power from low temperature heat. This paper compares the predicted ORC performance of two novel low GWP working fluids, HCFO-1233zd-E ... -
Micro-generation and micro combined heat and power generation using “free” low temperature heat sources through Organic Rankine Cycles
Navarro-Esbrí, Joaquín; Peris, Bernardo; Collado, Roberto; Moles, Fran European Association for the Development of Renewable Energies, Environment and Power Quality (2013-03)The Organic Rankine Cycle (ORC) technology is an efficient way for small-scale generation. It offers great benefits from low temperature heat sources, recovering waste heat and revaluing renewable thermal energy. This ...