Effect of Condenser Fouling on Performance of Vapor Compression Refrigeration System

Table 3

Comparison of present model with work of Qureshi and Zubair [9] for condenser fouling of refrigerant R134a (Te = 0°C).

Reduction in (%)	Change in (%)		Change in (%)		Change in COP (%)		Error (%) in COP with reference to Qureshi and Zubair [9]
	Qureshi and Zubair [9]	Current model	Qureshi and Zubair [9]	Current model	Qureshi and Zubair [9]	Current model
0	0	0	0	0	0	0	0
10	−0.901	−0.907	0.731	0.714	−1.620	−1.609	−0.67
20	−2.065	−2.070	1.665	1.650	−3.669	−3.659	−0.27
30	−3.611	−3.611	2.880	2.873	−6.309	−6.303	−0.09
40	−5.725	−5.748	4.479	4.447	−9.782	−9.761	−0.21
50	−8.761	−8.767	6.710	6.690	−14.499	−14.49	−0.06