Experimental evaluation of refrigerant mixtures as substitutes for CFC12 and R502

被引:18
作者
Camporese, R [1 ]
Bigolaro, G [1 ]
Bobbo, S [1 ]
Cortella, G [1 ]
机构
[1] UNIV UDINE,DIPARTIMENTO ENERGET & MACCHINE,I-33100 UDINE,ITALY
来源
INTERNATIONAL JOURNAL OF REFRIGERATION-REVUE INTERNATIONALE DU FROID | 1997年 / 20卷 / 01期
关键词
refrigerant; R12; R502; substitute; mixture; performance; oil miscibility; R22; R32; R125; R134a; R143a; R290; R270;
D O I
10.1016/S0140-7007(96)00062-X
中图分类号
O414.1 [热力学];
学科分类号
摘要
Several selected refrigerant mixtures are tested as potential short- and mid-term substitutes for CFC12 and R502. HCFC22 and some hydrocarbons are considered as components of retrofit mixtures. Their influence on the solubility of various lubricant oils is investigated by measuring critical solubility temperatures. The performance of the CFC12 and R502 refrigerants and of their proposed alternatives is compared by testing two different refrigerating units. (C) 1997 Elsevier Science Ltd and IIR.
引用
收藏
页码:22 / 31
页数:10
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