Fx Copy
LaTeX Copy
The Temperature of Air is defined as the temperature at which the air-water mixture properties in humidification are calculated. Check FAQs
TG=TW+(YW'-YA)(kY'λWhG)
TG - Temperature of Air?TW - Wet Bulb Temperature?YW' - Air Humidity at Wet Bulb Temperature?YA - Ambient Air Humidity?kY' - Mass Transfer Coefficient of the Moisture?λW - Heat of Vaporization at Wet Bulb Temperature?hG - Heat Transfer Coefficient of the Air Film?

Ambient Air Temperature based on Wet Bulb Temperature Example

With values
With units
Only example

Here is how the Ambient Air Temperature based on Wet Bulb Temperature equation looks like with Values.

Here is how the Ambient Air Temperature based on Wet Bulb Temperature equation looks like with Units.

Here is how the Ambient Air Temperature based on Wet Bulb Temperature equation looks like.

29.4459Edit=21Edit+(0.021Edit-0.016Edit)(0.01Edit2250Edit13.32Edit)
You are here -
HomeIcon Home » Category Engineering » Category Chemical Engineering » Category Mass Transfer Operations » fx Ambient Air Temperature based on Wet Bulb Temperature

Ambient Air Temperature based on Wet Bulb Temperature Solution

Follow our step by step solution on how to calculate Ambient Air Temperature based on Wet Bulb Temperature?

FIRST Step Consider the formula
TG=TW+(YW'-YA)(kY'λWhG)
Next Step Substitute values of Variables
TG=21°C+(0.021kg/kg of air-0.016kg/kg of air)(0.01mol/s*m²2250kJ/kg13.32W/m²*K)
Next Step Convert Units
TG=294.15K+(0.021kg/kg of air-0.016kg/kg of air)(0.01mol/s*m²2.3E+6J/kg13.32W/m²*K)
Next Step Prepare to Evaluate
TG=294.15+(0.021-0.016)(0.012.3E+613.32)
Next Step Evaluate
TG=302.595945945946K
Next Step Convert to Output's Unit
TG=29.4459459459459°C
LAST Step Rounding Answer
TG=29.4459°C

Ambient Air Temperature based on Wet Bulb Temperature Formula Elements

Variables
Temperature of Air
The Temperature of Air is defined as the temperature at which the air-water mixture properties in humidification are calculated.
Symbol: TG
Measurement: TemperatureUnit: °C
Note: Value should be greater than -273.15.
Wet Bulb Temperature
Wet bulb temperature is the lowest temperature attainable by evaporating water into air at constant pressure.
Symbol: TW
Measurement: TemperatureUnit: °C
Note: Value should be greater than -273.15.
Air Humidity at Wet Bulb Temperature
Air humidity at Wet Bulb Temperature refers to the moisture content present in the surrounding air at a given location at the Wet Bulb temperature.
Symbol: YW'
Measurement: Specific HumidityUnit: kg/kg of air
Note: Value should be greater than 0.
Ambient Air Humidity
Ambient air humidity refers to the moisture content present in the surrounding air at a given location an temperature.
Symbol: YA
Measurement: Specific HumidityUnit: kg/kg of air
Note: Value should be greater than 0.
Mass Transfer Coefficient of the Moisture
Mass Transfer Coefficient of the Moisture is the proportionality factor between the mass transfer rate and the concentration driving force.
Symbol: kY'
Measurement: Molar Flux of Diffusing ComponentUnit: mol/s*m²
Note: Value should be greater than 0.
Heat of Vaporization at Wet Bulb Temperature
The heat of vaporization at wet bulb temperature is the energy required per unit mass to convert liquid water into vapor at the wet bulb temperature of the gas liquid mixture.
Symbol: λW
Measurement: Latent HeatUnit: kJ/kg
Note: Value should be greater than 0.
Heat Transfer Coefficient of the Air Film
Heat Transfer Coefficient of the Air Film is the proportionality factor between the heat transfer rate and the temperature driving force.
Symbol: hG
Measurement: Heat Transfer CoefficientUnit: W/m²*K
Note: Value should be greater than 0.

Other Formulas to find Temperature of Air

​Go Air Inlet Temperature based on Adiabatic Saturation Temperature
TG=(YS'-Y')(λSCs)+TS

Other formulas in Adiabatic Saturation Temperature and Wet Bulb Temperature category

​Go Adiabatic Saturation Temperature
TS=TG-(YS'-Y')(λSCs)
​Go Humid Heat of Air based on Adiabatic Saturation Temperature
Cs=YS'-Y'TG-TSλS

How to Evaluate Ambient Air Temperature based on Wet Bulb Temperature?

Ambient Air Temperature based on Wet Bulb Temperature evaluator uses Temperature of Air = Wet Bulb Temperature+(Air Humidity at Wet Bulb Temperature-Ambient Air Humidity)*((Mass Transfer Coefficient of the Moisture*Heat of Vaporization at Wet Bulb Temperature)/Heat Transfer Coefficient of the Air Film) to evaluate the Temperature of Air, The Ambient Air Temperature based on Wet Bulb Temperature formula is defined as the temperature of the ambient air for a given wet bulb temperature and heat and mass transfer rates. Temperature of Air is denoted by TG symbol.

How to evaluate Ambient Air Temperature based on Wet Bulb Temperature using this online evaluator? To use this online evaluator for Ambient Air Temperature based on Wet Bulb Temperature, enter Wet Bulb Temperature (TW), Air Humidity at Wet Bulb Temperature (YW'), Ambient Air Humidity (YA), Mass Transfer Coefficient of the Moisture (kY'), Heat of Vaporization at Wet Bulb Temperature W) & Heat Transfer Coefficient of the Air Film (hG) and hit the calculate button.

FAQs on Ambient Air Temperature based on Wet Bulb Temperature

What is the formula to find Ambient Air Temperature based on Wet Bulb Temperature?
The formula of Ambient Air Temperature based on Wet Bulb Temperature is expressed as Temperature of Air = Wet Bulb Temperature+(Air Humidity at Wet Bulb Temperature-Ambient Air Humidity)*((Mass Transfer Coefficient of the Moisture*Heat of Vaporization at Wet Bulb Temperature)/Heat Transfer Coefficient of the Air Film). Here is an example- -252.141554 = 294.15+(0.021-0.016)*((0.01*2250000)/13.32).
How to calculate Ambient Air Temperature based on Wet Bulb Temperature?
With Wet Bulb Temperature (TW), Air Humidity at Wet Bulb Temperature (YW'), Ambient Air Humidity (YA), Mass Transfer Coefficient of the Moisture (kY'), Heat of Vaporization at Wet Bulb Temperature W) & Heat Transfer Coefficient of the Air Film (hG) we can find Ambient Air Temperature based on Wet Bulb Temperature using the formula - Temperature of Air = Wet Bulb Temperature+(Air Humidity at Wet Bulb Temperature-Ambient Air Humidity)*((Mass Transfer Coefficient of the Moisture*Heat of Vaporization at Wet Bulb Temperature)/Heat Transfer Coefficient of the Air Film).
What are the other ways to Calculate Temperature of Air?
Here are the different ways to Calculate Temperature of Air-
  • Temperature of Air=(Saturated Exit Air Humidity-Inlet Air Humidity)*(Heat of Vaporization at Adiabatic Saturation Temp/Humid Heat)+Adiabatic Saturation TemperatureOpenImg
Can the Ambient Air Temperature based on Wet Bulb Temperature be negative?
Yes, the Ambient Air Temperature based on Wet Bulb Temperature, measured in Temperature can be negative.
Which unit is used to measure Ambient Air Temperature based on Wet Bulb Temperature?
Ambient Air Temperature based on Wet Bulb Temperature is usually measured using the Celsius[°C] for Temperature. Kelvin[°C], Fahrenheit[°C], Rankine[°C] are the few other units in which Ambient Air Temperature based on Wet Bulb Temperature can be measured.
Copied!