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exercise 4 3 midinsi steamspray humidifier moist air with a...

Question: exercise 4 3 midinsi steamspray humidifier moist air with a...

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Exercise 4. (3 midInsI Steam-Spray Humidifier Moist air with a temperature of 22°C and a wet-bulb temperature of 92C enters a steam-spray humidifier. The mass flow rate of the dry air is 90 kg/min. Saturated water vapor at 1102C is injected into the mixture at a rate of 52 kg/h. There is no heat transfer with the surroundings and the pressure is constant throughout at 1 bar. Using the psychrometric chart, determine at the exit: a) the humidity ratio (1.5 marks) b) the specific enthalpy (1.5 marks)

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