The air in a room (20.7°C and 30% humidity) with a volume of 96.6 m3 must be replaced every 5 minutes. Outside air at 38.0°C and 70% humidity is chilled to remove some of its water content and then dehumidified to the required temperature. How many kg of water per kg of dry air is removed from the dehumidification process? 1201251301351401454550구20033F0.0320.0310.0300.0290.028300.0270.0260.0250.0240.0230.0220.0210.0200.0190.0180.017F0.016AF0.01525200,9530%0.0140.013150.050.0120.011200.0100.0090.0080.00710%0.006020.0050.0040.40.0030.002F0.0010.000550.8-10101520Dry bulb temperature, 'C0.7525303540450.8050Below 0'C properties and enthalpy deviation lines are for ice0.850.90Humid volume, m/kg dry air-10 -505 10oi15 20252535 40Enthalpy at saturation, kj/kg dry air40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115Moisture content, kg/kg dry air

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Answered: The air in a room (20.7°C and 30%…

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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The air in a room (20.7°C and 30% humidity) with a volume of 96.6 m³ must be replaced every 5 minutes. Outside air at 38.0°C and 70% humidity is chilled to remove some of its water content and then dehumidified to the required temperature. How many kg of water per kg of dry air is removed from the dehumidification process?

120
125
130
135
140
145
45
50
구20033
F0.032
0.031
0.030
0.029
0.028
30
0.027
0.026
0.025
0.024
0.023
0.022
0.021
0.020
0.019
0.018
0.017
F0.016
AF0.015
25
20
0,95
30%
0.014
0.013
15
0.05
0.012
0.011
20
0.010
0.009
0.008
0.007
10%
0.006
02
0.005
0.004
0.4
0.003
0.002
F0.001
0.000
55
0.8
-10
10
15
20
Dry bulb temperature, 'C
0.75
25
30
35
40
45
0.80
50
Below 0'C properties and enthalpy deviation lines are for ice
0.85
0.90
Humid volume, m/kg dry air
-10 -5
05 10
oi
15 20
25
25
35 40
Enthalpy at saturation, kj/kg dry air
40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115
Moisture content, kg/kg dry air

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