Gas Flowrate given Column Performance and Interfacial Area Calculator

✖Gas Film Transfer Coefficient defines the rate at which a component of a gas mixture transfers from the bulk gas phase to the surface of a liquid or solid phase.ⓘ Gas Film Transfer Coefficient [k'_g]			+10% -10%
✖Interfacial Area per Volume refers to the surface area of the interface between the two phases (usually a liquid and a gas) per unit volume of the packing material.ⓘ Interfacial Area per Volume [a]			+10% -10%
✖Column Performance refers to how effectively the column carries out the change in composition with height for a unit driving force available.ⓘ Column Performance [J]			+10% -10%

✖Molar Gas Flowrate is defined as the Molar flowrate per unit cross sectional area of the gaseous component.ⓘ Gas Flowrate given Column Performance and Interfacial Area [G_m]

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Gas Flowrate given Column Performance and Interfacial Area

Formula

`"G"_{"m"} = ("k'"_{"g"}*"a")/"J"`

Example

`"2.064658mol/s*m²"=("18.8741369mol/s*m²"*"0.1788089m²")/"1.634587"`

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Gas Flowrate given Column Performance and Interfacial Area Solution

STEP 0: Pre-Calculation Summary

Formula Used

Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance
G_m = (k'_g*a)/J
This formula uses 4 Variables

Variables Used

Molar Gas Flowrate - (Measured in Mole per Second Square Meter) - Molar Gas Flowrate is defined as the Molar flowrate per unit cross sectional area of the gaseous component.
Gas Film Transfer Coefficient - (Measured in Mole per Second Square Meter) - Gas Film Transfer Coefficient defines the rate at which a component of a gas mixture transfers from the bulk gas phase to the surface of a liquid or solid phase.
Interfacial Area per Volume - (Measured in Square Meter) - Interfacial Area per Volume refers to the surface area of the interface between the two phases (usually a liquid and a gas) per unit volume of the packing material.
Column Performance - Column Performance refers to how effectively the column carries out the change in composition with height for a unit driving force available.

STEP 1: Convert Input(s) to Base Unit

Gas Film Transfer Coefficient: 18.8741369 Mole per Second Square Meter --> 18.8741369 Mole per Second Square Meter No Conversion Required
Interfacial Area per Volume: 0.1788089 Square Meter --> 0.1788089 Square Meter No Conversion Required
Column Performance: 1.634587 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

G_m = (k'_g*a)/J --> (18.8741369*0.1788089)/1.634587

Evaluating ... ...

G_m = 2.06465832503159

STEP 3: Convert Result to Output's Unit

2.06465832503159 Mole per Second Square Meter --> No Conversion Required

FINAL ANSWER

2.06465832503159 ≈ 2.064658 Mole per Second Square Meter <-- Molar Gas Flowrate

(Calculation completed in 00.020 seconds)

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Home » Engineering » Chemical Engineering » Process Equipment Design » Column Design » Packed Column Designing » Gas Flowrate given Column Performance and Interfacial Area

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Created by Rishi Vadodaria

Malviya National Institute Of Technology (MNIT JAIPUR ), JAIPUR

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Verified by Vaibhav Mishra

DJ Sanghvi College of Engineering (DJSCE), Mumbai

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< 16 Packed Column Designing Calculators

Effective Interfacial Area of Packing using Onda's Method

Go Effective Interfacial Area = Interfacial Area per Volume*(1-exp((-1.45*((Critical Surface Tension/Liquid Surface Tension)^0.75)*(Liquid Mass Flux/(Interfacial Area per Volume*Fluid Viscosity in Packed Column))^0.1)*(((Liquid Mass Flux)^2*Interfacial Area per Volume)/((Liquid Density)^2*[g]))^-0.05)*(Liquid Mass Flux^2/(Liquid Density*Interfacial Area per Volume*Liquid Surface Tension))^0.2)

Liquid Mass Film Coefficient in Packed Columns

Go Liquid Phase Mass Transfer Coefficient = 0.0051*((Liquid Mass Flux*Packing Volume/(Effective Interfacial Area*Fluid Viscosity in Packed Column))^(2/3))*((Fluid Viscosity in Packed Column/(Liquid Density*Column Diameter of Packed Column))^(-1/2))*((Interfacial Area per Volume*Packing Size/Packing Volume)^0.4)*((Fluid Viscosity in Packed Column*[g])/Liquid Density)^(1/3)

Log Mean Driving Force Based on Mole Fraction

Go Log Mean Driving Force = (Solute Gas Mole Fraction-Solute Gas Mole Fraction at Top)/(ln((Solute Gas Mole Fraction-Gas Concentration at Equilibrium)/(Solute Gas Mole Fraction at Top-Gas Concentration at Equilibrium)))

Pressure Drop Correlation given Vapor Mass Flux and Packing Factor

Go Pressure Drop Correlation Factor = (13.1*((Gas Mass Flux)^2)*Packing Factor*((Fluid Viscosity in Packed Column/Liquid Density)^0.1))/((Vapor Density in Packed Column)*(Liquid Density-Vapor Density in Packed Column))

Interfacial Area given Height of Transfer Unit and Mass Transfer Coefficient

Go Interfacial Area per Volume = (Molar Gas Flowrate)/(Height of Transfer Unit*Overall Gas Phase Mass Transfer Coefficient*Total Pressure)

Overall Gas Mass Transfer Coefficient given Height of Transfer Unit

Go Overall Gas Phase Mass Transfer Coefficient = (Molar Gas Flowrate)/(Height of Transfer Unit*Interfacial Area per Volume*Total Pressure)

Height of Overall Gas Phase Transfer Unit in Packed Column

Go Height of Transfer Unit = (Molar Gas Flowrate)/(Overall Gas Phase Mass Transfer Coefficient*Interfacial Area per Volume*Total Pressure)

Gas Molar Flux given Height of Transfer Unit and Interfacial Area

Go Molar Gas Flowrate = Height of Transfer Unit*(Overall Gas Phase Mass Transfer Coefficient*Interfacial Area per Volume*Total Pressure)

HETP of Packed Columns using 25 and 50mm Raschig Rings

Go Height Equivalent to Theoretical Plate = 18*Diameter of Rings+12*(Average Equilibrium Slope)*((Gas Flow/Liquid Mass Flowrate)-1)

Number of Transfer Units for Dilute System in Packed Column

Go Number Of Transfer Units-Nog = (Solute Gas Mole Fraction-Solute Gas Mole Fraction at Top)/(Log Mean Driving Force)

Gas Film Mass Transfer Coefficient given Column Performance and Interfacial Area

Go Gas Film Transfer Coefficient = (Column Performance*Molar Gas Flowrate)/(Interfacial Area per Volume)

Performance of Column Given Gas-Film Transfer Coefficient and Vapor Flowrate

Go Column Performance = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Molar Gas Flowrate

Interfacial Area of Packing Given Performance of Column and Gas Flowrate

Go Interfacial Area per Volume = (Column Performance*Molar Gas Flowrate)/Gas Film Transfer Coefficient

Gas Flowrate given Column Performance and Interfacial Area

Go Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance

Average Specific Pressure Drop Given Top Bed Pressure Drop and Bottom Bed Pressure Drop

Go Average Pressure Drop = ((0.5*(Top Bed Pressure Drop)^0.5)+(0.5*(Bottom Bed Pressure Drop)^0.5))^2

Performance of Column for Known Value of Height of Transfer Unit

Go Column Performance = 1/Height of Transfer Unit

Gas Flowrate given Column Performance and Interfacial Area Formula

Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance
G_m = (k'_g*a)/J

What is the Significance of Column Performance in Packed Column?

The column performance of a packed tower, often associated with distillation or absorption processes, refers to how effectively the column carries out the separation or absorption of components in a fluid mixture. The ability of the packed column to separate different components in a mixture. This is often measured by parameters like the height equivalent to a theoretical plate (HETP) or the number of theoretical plates, indicating the effectiveness of the column in achieving separation. The capacity of the packed column to handle a certain flow rate or load of components. This is important in industrial applications where the column needs to process a specific volume of feed while maintaining separation efficiency.

How to Calculate Gas Flowrate given Column Performance and Interfacial Area?

Gas Flowrate given Column Performance and Interfacial Area calculator uses Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance to calculate the Molar Gas Flowrate, The Gas Flowrate given Column Performance and Interfacial Area formula is defined as molar flowrate of the gaseous component per unit cross sectional area in a packed column. Molar Gas Flowrate is denoted by G_m symbol.

How to calculate Gas Flowrate given Column Performance and Interfacial Area using this online calculator? To use this online calculator for Gas Flowrate given Column Performance and Interfacial Area, enter Gas Film Transfer Coefficient (k'_g), Interfacial Area per Volume (a) & Column Performance (J) and hit the calculate button. Here is how the Gas Flowrate given Column Performance and Interfacial Area calculation can be explained with given input values -> 2.064658 = (18.8741369*0.1788089)/1.634587.

FAQ

What is Gas Flowrate given Column Performance and Interfacial Area?

The Gas Flowrate given Column Performance and Interfacial Area formula is defined as molar flowrate of the gaseous component per unit cross sectional area in a packed column and is represented as G_m = (k'_g*a)/J or Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance. Gas Film Transfer Coefficient defines the rate at which a component of a gas mixture transfers from the bulk gas phase to the surface of a liquid or solid phase, Interfacial Area per Volume refers to the surface area of the interface between the two phases (usually a liquid and a gas) per unit volume of the packing material & Column Performance refers to how effectively the column carries out the change in composition with height for a unit driving force available.

How to calculate Gas Flowrate given Column Performance and Interfacial Area?

The Gas Flowrate given Column Performance and Interfacial Area formula is defined as molar flowrate of the gaseous component per unit cross sectional area in a packed column is calculated using Molar Gas Flowrate = (Gas Film Transfer Coefficient*Interfacial Area per Volume)/Column Performance. To calculate Gas Flowrate given Column Performance and Interfacial Area, you need Gas Film Transfer Coefficient (k'_g), Interfacial Area per Volume (a) & Column Performance (J). With our tool, you need to enter the respective value for Gas Film Transfer Coefficient, Interfacial Area per Volume & Column Performance 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 Molar Gas Flowrate?

In this formula, Molar Gas Flowrate uses Gas Film Transfer Coefficient, Interfacial Area per Volume & Column Performance. We can use 1 other way(s) to calculate the same, which is/are as follows -

Molar Gas Flowrate = Height of Transfer Unit*(Overall Gas Phase Mass Transfer Coefficient*Interfacial Area per Volume*Total Pressure)

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