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Air with a wet bulb temperature of 21.9 °C and a dry bulb temperature of 40 °C is humidified by passing it through a water spray. Initial State Correct Use the psychrometric chart for air-water at 1 atm to determine the following quantities for the inlet air. VH- m/ kg Dry Air h,- 19.683 09 h,- 0.009 kg H20/ kg Dry Air Tap- 12.15 °C H = 63.617 kJ/ kg Dry Air Final State v Correct Assume that the air is cooled and humidified adiabatically so that the process follows the adiabatic saturation line until the dry- bulb temperature of the outlet ( 27 °C) is reached. Determine the following quantities for the outlet state. What is the final absolute humidity? 0014486 kg H2O/ kg Dry Air What is the final humid volume? 0.870 m3 / kg Dry Air What is the final relative humidity? 64.395 Amount of Water Required Calculate the mass of water added per cubic meter of air leaving the humidifier. m= i kg/m3 Save for Later

Air with a wet bulb temperature of 21.9 °C and a dry bulb temperature of 40 °C is humidified by passing it through a water spray. Initial State Correct Use the psychrometric chart for air-water at 1 atm to determine the following quantities for the inlet air. VH- m/ kg Dry Air h,- 19.683 09 h,- 0.009 kg H20/ kg Dry Air Tap- 12.15 °C H = 63.617 kJ/ kg Dry Air Final State v Correct Assume that the air is cooled and humidified adiabatically so that the process follows the adiabatic saturation line until the dry- bulb temperature of the outlet ( 27 °C) is reached. Determine the following quantities for the outlet state. What is the final absolute humidity? 0014486 kg H2O/ kg Dry Air What is the final humid volume? 0.870 m3 / kg Dry Air What is the final relative humidity? 64.395 Amount of Water Required Calculate the mass of water added per cubic meter of air leaving the humidifier. m= i kg/m3 Save for Later

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Air with a wet bulb temperature of 21.9 °C and a dry bulb temperature of 40 °C is humidified by passing it through a water spray. Initial State Correct Use the psychrometric chart for air-water at 1 atm to determine the following quantities for the inlet air. V H= m3/ kg Dry Air h, = 19.683 0.9 h,- 0.009 kg H20/ kg Dry Air Tap= 12,15 H = 63.617 kJ/ kg Dry Air Final State Correct Assume that the air is cooled and humidified adiabatically so that the process follows the adiabatic saturation line until the dry- bulb temperature of the outlet (27 °C) is reached. Determine the following quantities for the outlet state. What is the final absolute humidity? 0014486 kg H20/ kg Dry Air What is the fnal humid volume? 0.870 m3 / kg Dry Air What is the final relative humidity? 64.395 Amount of Water Required Calculate the mass of water added per cubic meter of air leaving the humidifier. kg/m3 m = Save for Later Please only do last part. Thanks!!
Transcribed Image Text:Air with a wet bulb temperature of 21.9 °C and a dry bulb temperature of 40 °C is humidified by passing it through a water spray. Initial State Correct Use the psychrometric chart for air-water at 1 atm to determine the following quantities for the inlet air. V H= m3/ kg Dry Air h, = 19.683 0.9 h,- 0.009 kg H20/ kg Dry Air Tap= 12,15 H = 63.617 kJ/ kg Dry Air Final State Correct Assume that the air is cooled and humidified adiabatically so that the process follows the adiabatic saturation line until the dry- bulb temperature of the outlet (27 °C) is reached. Determine the following quantities for the outlet state. What is the final absolute humidity? 0014486 kg H20/ kg Dry Air What is the fnal humid volume? 0.870 m3 / kg Dry Air What is the final relative humidity? 64.395 Amount of Water Required Calculate the mass of water added per cubic meter of air leaving the humidifier. kg/m3 m = Save for Later Please only do last part. Thanks!!
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