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R407C 및 R410B 적용 창문형 에어컨의 성능에 관한 실험적 연구
김만회,신정섭,김권진,Kim, M.H.,Shin, J.S.,Kim, K.J. 대한설비공학회 1997 설비공학 논문집 Vol.9 No.4
This study presents test results of a residential window system air-conditioner using R22 and two potential alternative refrigerants, R407C and R410B. A series of performance tests was performed for the basic and liquid-suction heat exchange cycle in a psychrometric calorimeter test facility. For R407C, the same rotary compressor was used as in the R22 system. However, compressor for the R410B system was modified to provide the similar cooling capacity. The evaporator circuit was changed to get a counter-cross flow heat exchanger to take advantage of zeotropic mixture's temperature glide, and liquid-line suction-line heat exchange cycle was also considered to improve the performance of the system. Test results were compared to those for the basic R22 system.