Absolute Humidity based on Humid Volume and Temperature Calculator

✖Humid Volume of Air refers to the volume occupied by a unit mass of moist air at a specific temperature and pressure.ⓘ Humid Volume of Air [ν_H]			+10% -10%
✖The Temperature of Air is defined as the temperature at which the air-water mixture properties in humidification are calculated.ⓘ Temperature of Air [T_G]			+10% -10%

✖Absolute Humidity is the actual amount of water vapor present in the air, regardless of the temperature.ⓘ Absolute Humidity based on Humid Volume and Temperature [AH]

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Formula

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Absolute Humidity based on Humid Volume and Temperature

Formula

`"AH" = 18.02*(("ν"_{"H"}/22.4)*(273.15/("T"_{"G"}+273.15))-(1/28.97))`

Example

`"0.610229kg/kg of air"=18.02*(("1.7m³/mol"/22.4)*(273.15/("30°C"+273.15))-(1/28.97))`

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Absolute Humidity based on Humid Volume and Temperature Solution

STEP 0: Pre-Calculation Summary

Formula Used

Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97))
AH = 18.02*((ν_H/22.4)*(273.15/(T_G+273.15))-(1/28.97))
This formula uses 3 Variables

Variables Used

Absolute Humidity - (Measured in Kg of water vapour per Kg of air) - Absolute Humidity is the actual amount of water vapor present in the air, regardless of the temperature.
Humid Volume of Air - (Measured in Cubic Meter per Mole) - Humid Volume of Air refers to the volume occupied by a unit mass of moist air at a specific temperature and pressure.
Temperature of Air - (Measured in Celsius) - The Temperature of Air is defined as the temperature at which the air-water mixture properties in humidification are calculated.

STEP 1: Convert Input(s) to Base Unit

Humid Volume of Air: 1.7 Cubic Meter per Mole --> 1.7 Cubic Meter per Mole No Conversion Required
Temperature of Air: 30 Celsius --> 30 Celsius No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

AH = 18.02*((ν_H/22.4)*(273.15/(T_G+273.15))-(1/28.97)) --> 18.02*((1.7/22.4)*(273.15/(30+273.15))-(1/28.97))

Evaluating ... ...

AH = 0.610228622703026

STEP 3: Convert Result to Output's Unit

0.610228622703026 Kg of water vapour per Kg of air --> No Conversion Required

FINAL ANSWER

0.610228622703026 ≈ 0.610229 Kg of water vapour per Kg of air <-- Absolute Humidity

(Calculation completed in 00.004 seconds)

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Created by Vaibhav Mishra

DJ Sanghvi College of Engineering (DJSCE), Mumbai

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< 19 Basics of Humidification Process Calculators

Temperature based on Absolute Humidity and Humid Volume

Go Temperature of Air = ((273.15*(Humid Volume of Air/22.4))/((1/28.97)+(Absolute Humidity/18.02)))-273.15

Humid Volume based on Absolute Humidity and Temperature

Go Humid Volume of Air = ((1/28.97)+(Absolute Humidity/18.02))*22.4*((Temperature of Air+273.15)/273.15)

Absolute Humidity based on Humid Volume and Temperature

Go Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97))

Saturation Humidity based on Vapor Pressure

Go Saturation Humidity = (0.6207)*(Vapour Pressure of Water at DBT/(1-Vapour Pressure of Water at DBT))

Absolute Humidity based on Weight of Air

Go Absolute Humidity = (Weight of Water Vapour/Weight of Bone Dry Air)

Absolute Humidity based on Percentage and Saturation Humidity

Go Absolute Humidity = (Percentage Humidity/100)*Saturation Humidity

Saturation Humidity based on Percentage and Absolute Humidity

Go Saturation Humidity = Absolute Humidity*(100/Percentage Humidity)

Weight of Water Vapour based on Absolute Humidity

Go Weight of Water Vapour = Absolute Humidity*Weight of Bone Dry Air

Weight of Air based on Absolute Humidity

Go Weight of Bone Dry Air = Weight of Water Vapour/Absolute Humidity

Percentage Humidity

Go Percentage Humidity = (Absolute Humidity/Saturation Humidity)*100

Molal Humidity based on Moles of Air and Water

Go Molal Humidity = Moles of Water Vapour/Moles of Bone Dry Air

Moles of Water Vapour based on Molal Humidity

Go Moles of Water Vapour = Molal Humidity*Moles of Bone Dry Air

Moles of Air based on Molal Humidity

Go Moles of Bone Dry Air = Moles of Water Vapour/Molal Humidity

Mixing Ratio on Basis of Specific Humidity

Go Mixing Ratio = Specific Humidity/(1-Specific Humidity)

Specific Humidity on Basis of Mixing Ratio

Go Specific Humidity = Mixing Ratio/(1+Mixing Ratio)

Absolute Humidity based on Humid Heat

Go Absolute Humidity = (Humid Heat-1.006)/1.84

Absolute Humidity on Basis of Molal Humidity

Go Absolute Humidity = 0.6207*Molal Humidity

Molal Humidity based on Absolute Humidity

Go Molal Humidity = Absolute Humidity/0.6207

Humid Heat based on Absolute Humidity

Go Humid Heat = 1.005+1.88*Absolute Humidity

Absolute Humidity based on Humid Volume and Temperature Formula

Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97))
AH = 18.02*((ν_H/22.4)*(273.15/(T_G+273.15))-(1/28.97))

What is Humid Volume?

Humid volume refers to the volume occupied by a unit mass of moist air at a specific temperature and pressure. It is a concept used in thermodynamics and the study of air-water vapor mixtures. Humid volume accounts for the fact that the presence of water vapor affects the properties of air, such as its density and volume, as compared to dry air. In essence, humid volume quantifies how much space a given mass of moist air occupies, considering both the dry air component and the water vapor content. It is a crucial parameter for various engineering and scientific applications, including HVAC system design, psychrometrics (the study of air and water vapor mixtures), and the analysis of air conditioning and refrigeration processes.

What is Humidification Process?

The humidification process involves adding moisture to indoor air to increase its relative humidity. It begins by measuring the current humidity level using a hygrometer. A desired humidity level is set, typically between 30% and 60%. Different humidification methods like evaporative, steam, or ultrasonic are chosen based on space requirements. The humidifier, often equipped with a humidistat, is then operated to release moisture. As the humidifier maintains the setpoint, it continuously monitors and controls humidity levels. Regular maintenance is essential to prevent issues and ensure safe and effective operation, especially in dry environments or during winter when indoor heating can dry out the air.

How to Calculate Absolute Humidity based on Humid Volume and Temperature?

Absolute Humidity based on Humid Volume and Temperature calculator uses Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97)) to calculate the Absolute Humidity, The Absolute Humidity based on Humid Volume and Temperature formula is defined as the amount of absolute humidity present in the air calculated on the basis of humid volume occupied by the air at specified temperature. Absolute Humidity is denoted by AH symbol.

How to calculate Absolute Humidity based on Humid Volume and Temperature using this online calculator? To use this online calculator for Absolute Humidity based on Humid Volume and Temperature, enter Humid Volume of Air (ν_H) & Temperature of Air (T_G) and hit the calculate button. Here is how the Absolute Humidity based on Humid Volume and Temperature calculation can be explained with given input values -> 16.04961 = 18.02*((1.7/22.4)*(273.15/(303.15+273.15))-(1/28.97)).

FAQ

What is Absolute Humidity based on Humid Volume and Temperature?

The Absolute Humidity based on Humid Volume and Temperature formula is defined as the amount of absolute humidity present in the air calculated on the basis of humid volume occupied by the air at specified temperature and is represented as AH = 18.02*((ν_H/22.4)*(273.15/(T_G+273.15))-(1/28.97)) or Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97)). Humid Volume of Air refers to the volume occupied by a unit mass of moist air at a specific temperature and pressure & The Temperature of Air is defined as the temperature at which the air-water mixture properties in humidification are calculated.

How to calculate Absolute Humidity based on Humid Volume and Temperature?

The Absolute Humidity based on Humid Volume and Temperature formula is defined as the amount of absolute humidity present in the air calculated on the basis of humid volume occupied by the air at specified temperature is calculated using Absolute Humidity = 18.02*((Humid Volume of Air/22.4)*(273.15/(Temperature of Air+273.15))-(1/28.97)). To calculate Absolute Humidity based on Humid Volume and Temperature, you need Humid Volume of Air (ν_H) & Temperature of Air (T_G). With our tool, you need to enter the respective value for Humid Volume of Air & Temperature of Air and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Absolute Humidity?

In this formula, Absolute Humidity uses Humid Volume of Air & Temperature of Air. We can use 4 other way(s) to calculate the same, which is/are as follows -

Absolute Humidity = (Weight of Water Vapour/Weight of Bone Dry Air)
Absolute Humidity = 0.6207*Molal Humidity
Absolute Humidity = (Humid Heat-1.006)/1.84
Absolute Humidity = (Percentage Humidity/100)*Saturation Humidity

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