1- A centrifugal fan supplies 4.7m3/s of air at a total static pressure of 325Pa. If the fan efficiency is %60 and rotates at a speed of 950rpm and supplies air with a velocity of 12m/s, determine the fan total pressure, air power, and fan power?

1- A centrifugal fan supplies 4.7m3/s of air at a total static pressure of 325Pa. If the fan efficiency is %60 and rotates at a speed of 950rpm and supplies air with a velocity of 12m/s, determine the fan total pressure, air power, and fan power?

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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Question

1- A centrifugal fan supplies 4.7m3/s of air at a total static pressure of 325Pa. If
the fan efficiency is %60 and rotates at a speed of 950rpm and supplies air with a
velocity of 12m/s, determine the fan total pressure, air power, and fan power?
Ans. 411 Pa

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