Listar EMC_Articles por autoría "ce793ccc-1c84-42bf-8709-8581fb60fcdc"
Mostrando ítems 41-60 de 82
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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 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 ... -
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 ... -
Modeling of a PCM TES Tank Used as an Alternative Heat Sink for a Water Chiller. Analysis of Performance and Energy Savings
Real Fernández, Antonio; Navarro-Esbrí, Joaquín; Mota-Babiloni, Adrián; Barragán Cervera, Angel; Doménech Ballester, Luis; Sánchez, Fernando; Maiorino, Angelo; APREA, CIRO MDPI (2019-09-24)Phase change materials (PCMs) can be used in refrigeration systems to redistribute the thermal load. The main advantages of the overall system are a more stable energy performance, energy savings, and the use of the ... -
Modelling and evaluation of a high-temperature heat pump two-stage cascade with refrigerant mixtures as a fossil fuel boiler alternative for industry decarbonization
Navarro-Esbrí, Joaquín; Fernández-Moreno, Adrián; Mota-Babiloni, Adrián Elsevier (2022-05-22)High-Temperature Heat Pump (HTHP) is becoming a feasible technology for decarbonization, being proposed as an alternative to fossil fuel boilers in several industrial, commercial, and urban applications. This work presents ... -
Multi-objective optimization of a novel reversible High-Temperature Heat Pump-Organic Rankine Cycle (HTHP-ORC) for industrial low-grade waste heat recovery
Mateu-Royo, Carlos; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín; Peris, Bernardo; Moles, Fran; Amat-Albuixech, Marta Elsevier (2019-08-08)Nowadays, a high amount of industrial thermal energy is still lost due to the lack of competitive solutions for energy revalorization. Facing this challenge, this paper presents a novel technology, based on a reversible ... -
Novel compound waste heat-solar driven ejector-compression heat pump for simultaneous cooling and heating using environmentally friendly refrigerants
Al-Sayyab, Ali; Mota-Babiloni, Adrián; Navarro-Esbrí, Joaquín Elsevier (2021-01-15)This work investigates the theoretical performance of a novel compound waste heat-solar driven ejector-solar assisted heat pump for simultaneous heating and cooling purposes. The system utilizes waste heat from three different ... -
Novel molecules as working fluids for refrigeration, heat pump and organic Rankine cycle systems
Gimenez-Prades, P.; Navarro-Esbrí, Joaquín; Arpagaus, Cordin; Fernandez-Moreno, A.; Mota-Babiloni, Adrián Elsevier (2022-10)Hydrofluorocarbons (HFCs), one of the most used working fluids in HVAC&R and ORC applications, are being phased down rapidly because of their high global warming potential (GWP). Consequently, this sector is looking for ... -
Optimal refrigerant mixture in single-stage high-temperature heat pumps based on a multiparameter evaluation
Fernández-Moreno, Adrián; Mota-Babiloni, Adrián; Giménez-Prades, Pau; Navarro-Esbrí, Joaquín Elsevier Ltd (2022-01-25)High-temperature heat pumps (HTHPs) are compression systems that convert residual heat to high-grade heat used in several industrial applications. Refrigerants for HTHPs are still not explored, and most studies consider ...