Question: 1 1 . 4 9 Refrigerant - 2 2 at 4 5 0 K , 1 5 bar enters a compressor operating at steady state

11.49 Refrigerant-22 at 450K,15 bar enters a compressor operating
at steady state and is compressed isothermally without internal irre-
versibilities to 50 bar. Kinetic and potential energy changes are negli-
gible. Evaluate in kJ per kg of R-22 flowing through the compressor
a. the work required.
b. the heat transfer.
1 1 . 4 9 Refrigerant - 2 2 at 4 5 0 K , 1 5 bar

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