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The Liquid Flowrate on Solute Free Basis is defined as the Inlet Liquid Flowrate on solute free basis to the absorption column. Check FAQs
Ls=Gs⋅YN+1-Y1XN-X0
Ls - Liquid Flowrate on Solute Free Basis?Gs - Gas Flowrate on Solute Free Basis?YN+1 - Solute Free Mole Fraction of Gas in Inlet?Y1 - Solute Free Mole Fraction of Gas in Outlet?XN - Solute Free Mole Fraction of Liquid in Outlet?X0 - Solute Free Mole Fraction of Liquid in Inlet?

Liquid Flowrate for Absorption Column on Solute Free basis Example

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Here is how the Liquid Flowrate for Absorption Column on Solute Free basis equation looks like with Values.

Here is how the Liquid Flowrate for Absorption Column on Solute Free basis equation looks like with Units.

Here is how the Liquid Flowrate for Absorption Column on Solute Free basis equation looks like.

21.7166Edit=9Edit⋅0.8Edit-0.1Edit0.3Edit-0.0099Edit
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Home » Engineering » Chemical Engineering » Mass Transfer Operations » Liquid Flowrate for Absorption Column on Solute Free basis

Liquid Flowrate for Absorption Column on Solute Free basis Solution

Follow our step by step solution on how to calculate Liquid Flowrate for Absorption Column on Solute Free basis?

FIRST Step Consider the formula
Ls=Gs⋅YN+1-Y1XN-X0
Next Step Substitute values of Variables
∴ Ls=9mol/s⋅0.8-0.10.3-0.0099
Next Step Prepare to Evaluate
∴ Ls=9⋅0.8-0.10.3-0.0099
Next Step Evaluate
∴Ls=21.7166494312306mol/s
LAST Step Rounding Answer
∴Ls=21.7166mol/s

Liquid Flowrate for Absorption Column on Solute Free basis Formula Elements

Variables
Liquid Flowrate on Solute Free Basis
The Liquid Flowrate on Solute Free Basis is defined as the Inlet Liquid Flowrate on solute free basis to the absorption column.
Symbol: Ls
Measurement: Molar Flow RateUnit: mol/s
Note: Value should be greater than 0.
Gas Flowrate on Solute Free Basis
The Gas Flowrate on Solute Free Basis is defined as the Inlet Gas Flowrate on solute free basis to the absorption column.
Symbol: Gs
Measurement: Molar Flow RateUnit: mol/s
Note: Value should be greater than 0.
Solute Free Mole Fraction of Gas in Inlet
The Solute Free Mole Fraction of Gas in Inlet is the mole fraction of the Solute in the Gas stream entering the column on solute free basis.
Symbol: YN+1
Measurement: NAUnit: Unitless
Note: Value should be between 0 to 1.
Solute Free Mole Fraction of Gas in Outlet
The Solute Free Mole Fraction of Gas in Outlet is the mole fraction of the solute in the exit gas stream of the column on solute free basis.
Symbol: Y1
Measurement: NAUnit: Unitless
Note: Value should be between 0 to 1.
Solute Free Mole Fraction of Liquid in Outlet
The Solute Free Mole Fraction of Liquid in Outlet is the Mole fraction of the solute in the liquid at the column exit on solute free basis.
Symbol: XN
Measurement: NAUnit: Unitless
Note: Value should be between 0 to 1.
Solute Free Mole Fraction of Liquid in Inlet
The Solute Free Mole Fraction of Liquid in Inlet is the mole fraction of the solute in the solvent (liquid) in inlet of the column on solute free basis.
Symbol: X0
Measurement: NAUnit: Unitless
Note: Value should be between 0 to 1.

Credits

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Created by Vaibhav Mishra
DJ Sanghvi College of Engineering (DJSCE), Mumbai
Vaibhav Mishra has created this Formula and 300+ more formulas!
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Verified by Soupayan banerjee
National University of Judicial Science (NUJS), Kolkata
Soupayan banerjee has verified this Formula and 900+ more formulas!

Other Formulas to find Liquid Flowrate on Solute Free Basis

​Go Liquid Flowrate on Solute Free Basis for Inlet Conditions by Solute Free Mole Fraction
Ls=L01+X0
​Go Liquid Flowrate on Solute Free Basis for Inlet Conditions using Mole Fraction
Ls=L0⋅(1-x1)

Other formulas in Gas Absorption category

​Go Number of Stripping Stages by Kremser Equation
N=log10((X0(Stripping)-(YN+1(Stripping)α)XN(Stripping)-(YN+1(Stripping)α))⋅(1-(1S))+(1S))log10(S)
​Go Stripping Factor
S=α⋅Gs(Stripping)Ls(Stripping)
​Go Stripping Factor given Absorption Factor
S=1A
​Go Absorption Factor
A=Lsα⋅Gs

How to Evaluate Liquid Flowrate for Absorption Column on Solute Free basis?

Liquid Flowrate for Absorption Column on Solute Free basis evaluator uses Liquid Flowrate on Solute Free Basis = Gas Flowrate on Solute Free Basis*(Solute Free Mole Fraction of Gas in Inlet-Solute Free Mole Fraction of Gas in Outlet)/(Solute Free Mole Fraction of Liquid in Outlet-Solute Free Mole Fraction of Liquid in Inlet) to evaluate the Liquid Flowrate on Solute Free Basis, The Liquid Flowrate for Absorption Column on Solute Free basis formula is defined as the liquid rate required for a defined target of separation to be achieved on the solute free basis. Liquid Flowrate on Solute Free Basis is denoted by Ls symbol.

How to evaluate Liquid Flowrate for Absorption Column on Solute Free basis using this online evaluator? To use this online evaluator for Liquid Flowrate for Absorption Column on Solute Free basis, enter Gas Flowrate on Solute Free Basis (Gs), Solute Free Mole Fraction of Gas in Inlet (YN+1), Solute Free Mole Fraction of Gas in Outlet (Y1), Solute Free Mole Fraction of Liquid in Outlet (XN) & Solute Free Mole Fraction of Liquid in Inlet (X0) and hit the calculate button.

FAQs on Liquid Flowrate for Absorption Column on Solute Free basis

What is the formula to find Liquid Flowrate for Absorption Column on Solute Free basis?
The formula of Liquid Flowrate for Absorption Column on Solute Free basis is expressed as Liquid Flowrate on Solute Free Basis = Gas Flowrate on Solute Free Basis*(Solute Free Mole Fraction of Gas in Inlet-Solute Free Mole Fraction of Gas in Outlet)/(Solute Free Mole Fraction of Liquid in Outlet-Solute Free Mole Fraction of Liquid in Inlet). Here is an example- 21.72414 = 9*(0.8-0.1)/(0.3-0.0099).
How to calculate Liquid Flowrate for Absorption Column on Solute Free basis?
With Gas Flowrate on Solute Free Basis (Gs), Solute Free Mole Fraction of Gas in Inlet (YN+1), Solute Free Mole Fraction of Gas in Outlet (Y1), Solute Free Mole Fraction of Liquid in Outlet (XN) & Solute Free Mole Fraction of Liquid in Inlet (X0) we can find Liquid Flowrate for Absorption Column on Solute Free basis using the formula - Liquid Flowrate on Solute Free Basis = Gas Flowrate on Solute Free Basis*(Solute Free Mole Fraction of Gas in Inlet-Solute Free Mole Fraction of Gas in Outlet)/(Solute Free Mole Fraction of Liquid in Outlet-Solute Free Mole Fraction of Liquid in Inlet).
What are the other ways to Calculate Liquid Flowrate on Solute Free Basis?
Here are the different ways to Calculate Liquid Flowrate on Solute Free Basis-
  • Liquid Flowrate on Solute Free Basis=Inlet Liquid Flowrate/(1+Solute Free Mole Fraction of Liquid in Inlet)
  • Liquid Flowrate on Solute Free Basis=Inlet Liquid Flowrate*(1-Liquid Inlet Mole Fraction)
Can the Liquid Flowrate for Absorption Column on Solute Free basis be negative?
No, the Liquid Flowrate for Absorption Column on Solute Free basis, measured in Molar Flow Rate cannot be negative.
Which unit is used to measure Liquid Flowrate for Absorption Column on Solute Free basis?
Liquid Flowrate for Absorption Column on Solute Free basis is usually measured using the Mole per Second[mol/s] for Molar Flow Rate. Kilomole per Second[mol/s], Dekamole per Second[mol/s], Mole per Minute[mol/s] are the few other units in which Liquid Flowrate for Absorption Column on Solute Free basis can be measured.
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