A R-22 vapor compression system of capacity 80 kW operates between -8°C and 42°C. Refrigerant enters into the compressor

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A R-22 vapor compression system of capacity 80 kW operates between -8°C and 42°C. Refrigerant enters into the compressor

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A R 22 Vapor Compression System Of Capacity 80 Kw Operates Between 8 C And 42 C Refrigerant Enters Into The Compressor 1
A R 22 Vapor Compression System Of Capacity 80 Kw Operates Between 8 C And 42 C Refrigerant Enters Into The Compressor 1 (299 KiB) Viewed 79 times
A R-22 vapor compression system of capacity 80 kW operates between -8°C and 42°C. Refrigerant enters into the compressor at saturated state. If a four cylinder single acting reciprocating compressor with bore to stroke ratio 1:1.2 and operating at 1200 rpm is used determine (0) COP (ii) Mass flow rate of refrigerant (iii) Bore and stroke of the compressor Use following table It (OC) P (bar) Liquid vapor va hf kJ/kg SA |kJ/kg.K hg kJ/kg $ | kJ/kg.K m/kg m² -8 3.8 35.66 10.1419 248.6 0.9454 0.0612 142 16.2 101.24 0.3651 263.38 0.8797 0.0140 Cp of R-22 liquid and vapor are 1.24 and 0.74 kJ/kg.K respectively.
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