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Air conditioning system is designed to maintain a room at 26 ° C DBT and 60 % RH , while the outdoor conditions are 35 °

Posted: Sat May 21, 2022 1:27 am
by answerhappygod
Air conditioning system is designed to maintain a room at 26 ° C DBT and 60 % RH , while the outdoor conditions are 35 ° C DBT and 17 ° C WBT . A mixture of return and fresh air ( 3 : 1 ) is passed through a sensible cooling coil till the temperature is equal to 21 ° C , and then the air is passed to an adiabatic humidifier . If the sensible heat is 275kW and sensible heat factor is equal 0.8 , find :
1- The cooling coil capacity .
2- The amount of water required for humidification .