Theoretical performance comparison for two-stage auto-cascade refrigeration system using hydrocarbon refrigerants

• Published in: International journal of refrigeration Vol. 142; pp. 27 - 36
• Main Authors: He, Yongning, Wu, Huihong, Liu, Yingying, Wang, Tao, Wu, Xuehong, Cheng, Chuanxiao, Jin, Tingxiang
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.10.2022
• Subjects: Analyse exergétique; Auto-cascade refrigeration system; Comparaison des performances; Exergy analysis; Frigorigène hydrocarbure; Hydrocarbon refrigerant; Performance comparison; Refrigerant substitution; Remplacement du frigorigène; Système frigorifique en auto-cascade; Comparaison des performances; Performance comparison; Remplacement du frigorigène; Refrigerant substitution; Exergy analysis; Hydrocarbon refrigerant; Frigorigène hydrocarbure; Système frigorifique en auto-cascade; Auto-cascade refrigeration system; Analyse exergétique
• ISSN: 0140-7007
• DOI: 10.1016/j.ijrefrig.2022.06.008

•Performance of a two-stage ARC system using R170/R600a, R170/R600, R1150/R600a, R1150/R600, and R23/R134a was compared.•Under different working conditions, the variation of the maximum COP with the optimal refrigerant ratio was investigated.•R170/R600 afforded the best performance to replace R23/R1...