=+12-19. A variable-volume system using a fan as shown in Fig. 12-19 will operate at about 15,000

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=+12-19. A variable-volume system using a fan as shown in Fig. 12-19 will operate at about 15,000 cfm a majority of the time.

(a) Estimate the power saved, in kW-hr for one day, as compared with a constant-volume system operating at point 1.

(b) Would it be possible to operate at the min-

imum flow rate without reducing fan speed? Explain.

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Heating Ventilating And Air Conditioning Analysis And Design

ISBN: 9780471470151

6th Edition

Authors: Faye C. McQuiston, Jerald D. Parker, Jeffrey D. Spitler

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