Optimal refrigerant mixture in single-stage high-temperature heat pumps based on a multiparameter evaluation
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Otros documentos de la autoría: Fernández-Moreno, Adrián; Mota-Babiloni, Adrián; Giménez-Prades, Pau; Navarro-Esbrí, Joaquín
Metadatos
Mostrar el registro completo del ítemcomunitat-uji-handle:10234/9
comunitat-uji-handle2:10234/7035
comunitat-uji-handle3:10234/8617
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INVESTIGACIONMetadatos
Título
Optimal refrigerant mixture in single-stage high-temperature heat pumps based on a multiparameter evaluationAutoría
Fecha de publicación
2022-01-25Editor
Elsevier LtdISSN
2213-1388Cita bibliográfica
FERNÁNDEZ-MORENO, Adrián, et al. Optimal refrigerant mixture in single-stage high-temperature heat pumps based on a multiparameter evaluation. Sustainable Energy Technologies and Assessments, 2022, 52: 101989.Tipo de documento
info:eu-repo/semantics/articleVersión
info:eu-repo/semantics/publishedVersionPalabras clave / Materias
Resumen
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 ... [+]
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 only pure refrigerants. This study carries out a general screening of binary and ternary mixtures for HTHPs through a multiparameter optimization based on low global warming potential (GWP) refrigerants that are feasible for operating at higher temperatures. The proposed methodology considers several parameters such as coefficient of performance, volumetric heating capacity, flammability, GWP, and perfect glide matching. The blends were required to have a critical temperature above 150 °C and to provide high energy performance to diminish the indirect carbon footprint. No ideal mixture was found for every parameter, so a trade-off solution was required. The most critical variable was flammability, reducing the coefficient of performance significantly if the ASHRAE Std 34 A1 restriction had to be fulfilled. Finally, different mixtures are given as the bests based on the main optimizable parameter. The most promising ones which comply with the environmental restriction were R-1233zd(E) and R-1336mzz(Z) based mixtures. [-]
Publicado en
Sustainable Energy Technologies and Assessments 52 (2022) 101989Entidad financiadora
Spanish Government | Universitat Jaume I de Castellón | Secretaria del Estado de Educacion y Formacion Profesional de Espana
Código del proyecto o subvención
RTC-2017- 6511-3 | UJI-B2018-24 | IJC2019-038997-I | MCIN/AEI/10.13039/501100011033
Derechos de acceso
info:eu-repo/semantics/openAccess
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