During an air-conditioning process, 910 ft3 /min of conditioned air at 64 F and 33 percent relative humidity is mixed adiabatically with 305 ft3 /min of outside air at 80 F and 92 percent relative humidity at a pressure of 1 atm. Determine (a) the temperature, (b) the specific humidity,

During an air-conditioning process, 910 ft3 /min of conditioned air at 64 F and 33 percent relative humidity is mixed adiabatically with 305 ft3 /min of outside air at 80 F and 92 percent relative humidity at a pressure of 1 atm. Determine (a) the temperature, (b) the specific humidity,

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

See similar textbooks

Related questions

Q: The pressure, dry bulb temperature and relative humidity of air in a room are 1 bar, 30 degrees * C…

A: Giventotal pressure P=1bar=100kPaTemperature T=30oCrelative humidity ϕ=70%=0.70saturated pressure at…

Q: 3 Air at 101.325Pa barometric pressure, dry bulb temperature of 20°C and wet bulb temperature of…

Q: Air flows at 2 kg / s with a dry bulb temperature of 60 ° C and a wet bulb temperature of 30 ° C,…

A: Data given- m1 = 2 kg/s D.B.T = 60°C W.B.T = 30°C m2 = 5 kg/s D.B.T = 25°C And relative…

Q: Determine the humidity ratio for air with a relative humidity of 40% and 25\deg C. Then determine…

A: Relative humidityDry bulb temperature

Q: Air enters an air conditioning system at 78 kPa, 28°C, and relative humidity 31% at a rate of 4.2…

Q: Certain air that is 80 ° F and an atmosphere has a dew point temperature of 40 ° F. Calculate the…

A: Given- At point (1) Pressure=1 Atm DBT=80 degree fehrenheight…

Q: Question 2 Two airstreams are steadily mixed adiabatically. The first stream enters with a…

Q: Air at 85°F, 1 atm, and 10% relative humidity enter an evaporative cooler operating at a steady…

Q: Air flow at 5 kg/min, 25C and 75% relative humidity is cooled to 20C at 1 atmospheric pressure, the…

Q: ow much heat and moisture must be added to 8 cubic meter per minute of air at 17 C dry bulb and 35%…

A: To Find : heat and moisture must be added Given : The volumetric flow rate of air is The dry bulb…

Q: Suppose that a station has a relative humidity of 50% at 30°C. Then, night falls and the surface…

Q: Gas-Vapor Mixtures (Properties of atmospheric air) Find the humidity ratio of an air that has tdb =…

Q: 42. At 30°C, air-vapor mixture has a relative humidity of 80%. Find the humidity ratio if barometric…

Q: Air enters an evaporative cooler at 1 atm, 36 °C and 20 % relative humidity at a rate of 10 m³/min…

Q: (a) Air conditioning systems are most common device that used to achieve indoor environment comfort.…

Q: Two streams of air, (A: Absolute humidity = 24 g water/ kg dry air; RH= 60% and B: T db =19 °C & RH…

Q: In an air conditioning system, return air at 24°C dry-bulb temperature and 40% relative humidity is…

Q: Air enters a natural draught cooling tower at 1.013 bar and 13 °C and relative humidity 50%. Water…

A: Given:

Q: A compressor delivers 600 m3 of free air per hour at a pressure of 7 bar gauge and temparature of 50…

A: Given data: The volumetric flow rate of free air, V = 600 m3/h. Pressure of compressed air, P1 = 7…

Q: Air enters an air conditioning system at 78 kPa, 28°C, and relative humidity 31% at a rate of 4.2…

A: Given: P1=78kPaT1=28°Cφ1=31%V˙1=4.2m3/min

Q: Please answer in 1hr I have to submit the answer. 1 m of air-water vapor mixture at 36% Relative…

A: Given, Relative humidity of the mixture , X =0.36 Dry bulb temperature of the air = 30 C Pressure…

Q: Ambient air is at a pressure of 100 kPa, dry bulb temperature of 300C and 60% relative humidity. The…

A: Given, Total air pressure = Pa = 100 kPa Relative humidity = Φ = 60 % = 0.6 Saturated pressure at…

Q: A bedroom is to be conditioned that the total heat load is 20 kW and the sensible heat ratio is 0.4.…

A: Given that, RH=55 %,Outside:-32 °C DB23 °C WBEneters room at 17 °C, Apply mass flow rate = total…

Q: Q1. The cooling water from the condenser of a power plant enters a wet cooling tower at (35° C) at a…

A: 1.

Q: In a simple heating process, air enters a duct at a temperature of 10℃, and a relative humidity of…

A: Air conditioning: It is process in which air gets heated or cooled to maintain its properties to…

Q: coefficient? A hot air stream with a temperature of 45 C dry and 32 C humid mixed adiabatically in…

Q: During an air- conditioning process, 1000 ft/ min of conditioned air at 70°F and 35% relative…

Q: In an air-conditioning system situated at UWI Mechanical Laboratory building, 300 m³/min of fresh…

Q: ! Required information Problem 14.014 - Specific and Relative Humidity DEPENDENT MULTI-PART PROBLEM…

A: To find: The relative humidity. Given: The mass of the dry air is ma=15 kg. The mass of the water…

Q: or a typical sample of ambient air (at 30°C, 75% relative humidity and standard atmospheric…

A: Given:Dry bulb temperature of ambient air, Tb=30o CRelative humidity of the ambient air, ϕ=75% or…

Q: 2. Air flowing at 2 kg / s has a dry ball temperature of 60 ° C and a wet bulb temperature of 30 °…

A: For air 1, ma1=2kg/s=0.162m3/sva1=0.162m3/sTdb=60°CTwb=30°C for air stream 2,…

Question

100%

Pls. Answer this...Thank you!

During an air-conditioning process, 910 ft3 /min of conditioned air at 64 F and 33 percent relative humidity is
mixed adiabatically with 305 ft3 /min of outside air at 80 F and 92 percent relative humidity at a pressure of
1 atm. Determine
(a) the temperature,
(b) the specific humidity,
(c) the relative humidity of the mixture

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step 5

Step 6

Step by step

Solved in 6 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

A moist air (10.1 kg) with humidity 0.01 mixed with super heated water vapour, if 0.1 kg uniformly. Then final humidity of mixture (in kg/kg) is %3D
Moist air at 25 °C and 50% relative humidity enters a dehumidifier operating at stecady state with a volumetric flow rate of 280 m/min. The moist air passes over a cooling coil and water vapor condenses. Condensate exits the dehumidifier saturated at 10°C. Saturated moist air exits in a separate stream at the same temperature. There is no significant loss of energy by heat transfer to the surroundings and pressure remains constant at 1.013 bar. Determine (a) The mass flow rate of the dry air, in kg/min. ANA (b) The humidity ratios at the inlet and outlet using the psychrometric chart (Show the procedure on the attached chart). HMIAH (c) The required refrigerating capacity, in tons.M N Take: 1 ton = 211 kJ/min R = 8314 J/kmol.K Ma = 28.97 kg/kmol %3D %3D %3D Cooling col Heating coil 1sated CAV), -280 m 10°C T 25°C Coahrpl volume Condensate rated al 10°C
Given that Initial Temperature = 28.5 deg C, Dew Point = 9 deg C, Dry Bulb = 30 deg C, Wet Bulb = 28 deg C, Saturation Pressure = 1.148 kPa Calculate the following: Humidity Ratio w = 0.622PsPt-Ps=0.622PsPa kg water/kg air Partial pressure of water vapour where: Ps = partial pressure of water vapour (Psat at dewpoint temperature ) w = humidity ratio Pt = total pressure (standard atmospheric pressure) Pt = Pa + Ps Pa = partial pressure of dry air = Pt - Ps 3. Relative Humidity RH = PsPd 4. v = RaTPa m3/kg 5. ω = 1vkg/m3 where: Pd = saturation pressure at room temperature (from steam table) ω = density of air v = specific volume of dry air T = absolute temperature of room temperature Ra = gas constant of air =0.28706 kJ/kg-K
If 65°F air with a 60% relative humidity is heated to 85°F, what is its relativehumidity at this new temperature?
For each of the given initial state parameters, select the appropriate enthalpy value: Note: Tdb - dry bulb temperature, F h -enthalpy, Btu/lbair RH - relative humidity, %
By hand
6kg/s of return air at 20 °C and 40% relative humidity are mixed with 2 kg/s of outside air at 40 °C and 60% relative humidity before entering a cooling coil. The mixed air is then cooled sensibly to 14 °C. SHR30.6. The mixing enthalpy hm in kJ/kg is
"For an air-water system at a given moisture content, the temperature decreases as the humidity increases."Is this statement true or false? Shouldn't it be relative humidity?