Effect of Condenser Fouling on Performance of Vapor Compression Refrigeration System

Table 7

Comparison of second-law efficiency (condenser under fouled condition) for refrigerants R1234yf and R1234ze with R134a.

Refrigerant	Change in (%)	(%) °C	(%) °C	(%) = 35°C
R1234ze	0	24.52	24.83	25.01
	50	20.97	21.31	21.49
R1234yf	0	19.60	20.53	21.23
	50	15.82	16.78	17.50
R134a	0	24.37	24.69	24.88
	50	20.84	21.19	21.41