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Liquid Reflux Flowrate based on External Reflux Ratio Formula

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The External Reflux Flowrate to Distillation Column is the number of moles of condensed top product flowing back into the column as reflux per unit time. Check FAQs

L 0 = R \cdot D

L₀ - External Reflux Flowrate to Distillation Column?R - External Reflux Ratio?D - Distillate Flowrate from Distillation Column?

Liquid Reflux Flowrate based on External Reflux Ratio Example

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Here is how the Liquid Reflux Flowrate based on External Reflux Ratio equation looks like with Values.

Here is how the Liquid Reflux Flowrate based on External Reflux Ratio equation looks like with Units.

Here is how the Liquid Reflux Flowrate based on External Reflux Ratio equation looks like.

6.51 = 1.55 \cdot 4.2

6.51mol/s = 1.55 \cdot 4.2mol/s

6.51 = 1.55 \cdot 4.2

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Liquid Reflux Flowrate based on External Reflux Ratio Solution

Follow our step by step solution on how to calculate Liquid Reflux Flowrate based on External Reflux Ratio?

FIRST Step Consider the formula

L 0 = R \cdot D

Next Step Substitute values of Variables

∴

L 0 = 1.55 \cdot 4.2mol/s

Next Step Prepare to Evaluate

∴

L 0 = 1.55 \cdot 4.2

LAST Step Evaluate

∴

L 0 = 6.51mol/s

Liquid Reflux Flowrate based on External Reflux Ratio Formula Elements

Variables

External Reflux Flowrate to Distillation Column

The External Reflux Flowrate to Distillation Column is the number of moles of condensed top product flowing back into the column as reflux per unit time.

Symbol: L₀

Measurement: Molar Flow RateUnit: mol/s

Note: Value should be greater than 0.

Formulas to find External Reflux Flowrate to Distillation Column

External Reflux Ratio

The External Reflux Ratio is the ratio of the liquid flowrate from the reflux drum back to the distillation column to the flowrate of distillate taken as product.

Symbol: R

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find External Reflux Ratio

Distillate Flowrate from Distillation Column

The Distillate flowrate from Distillation Column is the amount of moles of condensed top product (distillate) flowing out from the column per unit time.

Symbol: D

Measurement: Molar Flow RateUnit: mol/s

Note: Value should be greater than 0.

Formulas to find Distillate Flowrate from Distillation Column

Other formulas in Continuous Distillation category

Go Murphree Efficiency of Distillation Column Based on Vapour Phase

E Murphree = (\frac{y n - y n+1}{yn * - y n+1}) \cdot 100

Go Overall Efficiency of Distillation Column

E overall = (\frac{N th}{N ac}) \cdot 100

Go External Reflux Ratio

R = \frac{L 0}{D}

Go Distillate Flowrate based on External Reflux Ratio

D = \frac{L 0}{R}

How to Evaluate Liquid Reflux Flowrate based on External Reflux Ratio?

Liquid Reflux Flowrate based on External Reflux Ratio evaluator uses External Reflux Flowrate to Distillation Column = External Reflux Ratio*Distillate Flowrate from Distillation Column to evaluate the External Reflux Flowrate to Distillation Column, The Liquid Reflux Flowrate based on External Reflux Ratio formula is defined as the product of External Reflux Ratio to the Distillate flowrate out from the distillation column. External Reflux Flowrate to Distillation Column is denoted by L₀ symbol.

How to evaluate Liquid Reflux Flowrate based on External Reflux Ratio using this online evaluator? To use this online evaluator for Liquid Reflux Flowrate based on External Reflux Ratio, enter External Reflux Ratio (R) & Distillate Flowrate from Distillation Column (D) and hit the calculate button.

FAQs on Liquid Reflux Flowrate based on External Reflux Ratio

What is the formula to find Liquid Reflux Flowrate based on External Reflux Ratio?

The formula of Liquid Reflux Flowrate based on External Reflux Ratio is expressed as External Reflux Flowrate to Distillation Column = External Reflux Ratio*Distillate Flowrate from Distillation Column. Here is an example- 6.51 = 1.55*4.2.

How to calculate Liquid Reflux Flowrate based on External Reflux Ratio?

With External Reflux Ratio (R) & Distillate Flowrate from Distillation Column (D) we can find Liquid Reflux Flowrate based on External Reflux Ratio using the formula - External Reflux Flowrate to Distillation Column = External Reflux Ratio*Distillate Flowrate from Distillation Column.

Can the Liquid Reflux Flowrate based on External Reflux Ratio be negative?

No, the Liquid Reflux Flowrate based on External Reflux Ratio, measured in Molar Flow Rate cannot be negative.

Which unit is used to measure Liquid Reflux Flowrate based on External Reflux Ratio?

Liquid Reflux Flowrate based on External Reflux Ratio 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 Reflux Flowrate based on External Reflux Ratio can be measured.

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Liquid Reflux Flowrate based on External Reflux Ratio Formula

Liquid Reflux Flowrate based on External Reflux Ratio Example

Liquid Reflux Flowrate based on External Reflux Ratio Solution

Liquid Reflux Flowrate based on External Reflux Ratio Formula Elements

Other formulas in Continuous Distillation category

How to Evaluate Liquid Reflux Flowrate based on External Reflux Ratio?

FAQs on Liquid Reflux Flowrate based on External Reflux Ratio

Variable Name