A two-stage compressor receives 0.35 kg/s of air at 100 kPa and 269K and delivers it at 5000 kPa. The setup is designed so that the temperature of the air entering the HP compressor is the same as the temperature of the air entering the LP compressor. If the compression follows the equation PV1.4=C, A.)Find the intermediate pressure B.)Find the heat transferred in the intercooler C.)Find the total work done D.)If motor output is 200 HP what is the compression efficiency?

A two-stage compressor receives 0.35 kg/s of air at 100 kPa and 269K and delivers it at 5000 kPa. The setup is designed so that the temperature of the air entering the HP compressor is the same as the temperature of the air entering the LP compressor. If the compression follows the equation PV1.4=C, A.)Find the intermediate pressure B.)Find the heat transferred in the intercooler C.)Find the total work done D.)If motor output is 200 HP what is the compression efficiency?

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

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 10RQ: The seasonal energy efficiency ratio (SEER) includes the energy used in the _____and _____cycles.

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