Open Access

Table 4

AC performance comparison before and after modification.

No Parameters Before modification After modification
1 Compressor actual power (WC,actual) 1.39 kW 1.45 kW
2 Compressor ideal power (WC,ideal) 1.37 kW 1.44 kW
3 Refrigerant flow rate () 0.0460 kg/s 0.0512 kg/s
4 Compresor isentropic efficiency (ηisent) 0.86 0.92
5 Heat rejected by old condenser (QC,old) 7.99 kW 8.18 kW
6 Heat rejected by new condenser (QC,new) 0.83 kW
7 Performance factor of old condenser (PFold) 5.80 5.68
8 Performance factor of new condenser (PFnew) 0.57

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