An air-conditioning system is to take in air at 1 atm, 34 °C, and 70 % relative humidity and deliver it at 22 °C and 50 % relative humidity. The air flows first over the cooling coils, where it is cooled and dehumidified, and then over the resistance heating wires, where it is heated to the desired temperature. Assuming that the condensate is removed from the cooling section at 10°C, determine  a) the rate of heat supply in the heating section, and  b) the mass flow rate of the steam required in the humidifying section

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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An air-conditioning system is to take in air at 1 atm, 34 °C, and 70 % relative humidity
and deliver it at 22 °C and 50 % relative humidity. The air flows first over the cooling
coils, where it is cooled and dehumidified, and then over the resistance heating wires,
where it is heated to the desired temperature. Assuming that the condensate is removed
from the cooling section at 10°C, determine 

a) the rate of heat supply in the heating section, and 
b) the mass flow rate of the steam required in the humidifying section

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