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It runs under standard air assumptions with variable specific heat, runs in a closed system, and...

It runs under standard air assumptions with variable specific heat, runs in a closed system, and consists of the following 4 processes: 4-1: Isentropic compression of 100kPa and 22ºC up to 600kPa 1-2: Adding heat up to 1500K (at constant volume) 2-3: Isentropic expansion down to 100kPa 3-4: Heat rejection (at constant pressure)

a) Calculate the net output work (in kJ / kg)

b) Determine the thermal efficiency of the system (Expressed in%)

c) Plot the cycle on your "P-v" and "T-s" diagrams

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