Complete work Air enters the compressor of an ideal Bravton refrigeration cycle at 1 atm and 270 K with avolumetric flow rate of 1.5 m2/s. If the compressor pressure ratio is 3 and turbine inlettemperature is 300 K. The net power input required for the cycle is:Turbine and compressor be 100% efficient.Assume c, 1.005 kJ/kgK, Compression index = 1.4; R = 0.287 kJ/kgK(a) 196.98 kW(b) 158.86 kW(c) 36.91 kW(d) 29.18 kW

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Answered: The net power imput

Engineering

Mechanical Engineering

The net power imput

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 15RQ: Why is two-stage compression popular for extra-low-temperature refrigeration systems?

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