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Air enters the compressor at 100 kPa, 300 K and is compressed to 1000 kPa. The...

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Mechanical Engineering

Air enters the compressor at 100 kPa, 300 K and is compressed to1000 kPa. The temperature at the inlet to the first turbine stageis 1400 K. The expansion takes place isentropically in two stages,with reheat to 1400 K between the stages at a constant pressure of300 kPa. A regenerator having an effectiveness of 100% is alsoincorporated into the cycle. The turbine and the compressor eachhave am isentropic efficiency of 80%. Determine the following:

(a.) the thermal efficiency of the cycle

(b.) the back work ratio

(c) the net power developed

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