Heating Ventilating and Air Conditioning: Analysis and Design
Heating Ventilating and Air Conditioning: Analysis and Design
6th Edition
ISBN: 9780471470151
Author: Faye C. McQuiston, Jeffrey D. Spitler, Jerald D. Parker
Publisher: Wiley, John & Sons, Incorporated
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Chapter 1, Problem 1.21P

Air is being rnished to a 30-ft by 40-ft by 12-ft room at the rate of 600 cfm and mixes thoroughly with the existing air in the room before it is continuously removed at the same rate. How many times does the air change completely each hour (air changes per hour)?

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Heating Ventilating and Air Conditioning: Analysis and Design

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