Air at 40° C dry bulb temperature and 15% relative humidity is passed through an adiabatic humidifier at the rate of 200 m3/min. The outlet conditions of air are 25°C dry bulb temperature and 20° C wet-bulb temperature. Find. (a) dew point temperature; (b) relative humidity of exit air; and (c) amount of water vapor added to the air per minute. [Ans. 17.8° C; 65%: 1.26 kg /min]!

Air at 40° C dry bulb temperature and 15% relative humidity is passed through an adiabatic humidifier at the rate of 200 m3/min. The outlet conditions of air are 25°C dry bulb temperature and 20° C wet-bulb temperature. Find. (a) dew point temperature; (b) relative humidity of exit air; and (c) amount of water vapor added to the air per minute. [Ans. 17.8° C; 65%: 1.26 kg /min]!

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

Air at 40° C dry bulb temperature and 15% relative humidity is passed through
an adiabatic humidifier at the rate of 200 ms/min. The outlet conditions of air are
25°C dry bulb temperature and 20° C wet-bulb temperature. Find. (a) dew point
temperature; (b) relative humidity of exit air; and (c) amount of water vapor added
to the air per minute. [Ans. 17.8° C; 65%: 1.26 kg /min].

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