Active Area given Gas Volumetric Flow and Flow Velocity Calculator

✖Volumetric Gas Flow is the volumetric flowrate of the vapor/gas phase that travels across the Column undergoing unit process and operations.ⓘ Volumetric Gas Flow [G_v]			+10% -10%
✖Fractional Downcomer Area refers to the ratio of tower cross sectional area occupied by the downcomers on both side of column.ⓘ Fractional Downcomer Area [f_d]			+10% -10%
✖Flooding velocity refers to the maximum vapor velocity that exceeds a certain critical value which would result into flooding in a tray tower.ⓘ Flooding Velocity [u_f]			+10% -10%

✖Active Area is the area made available for the vapor component to travel in a Tray tower where liquid-vapor contacting takes place.ⓘ Active Area given Gas Volumetric Flow and Flow Velocity [A_a]

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Active Area given Gas Volumetric Flow and Flow Velocity Solution

STEP 0: Pre-Calculation Summary

Formula Used

Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity)
A_a = G_v/(f_d*u_f)
This formula uses 4 Variables

Variables Used

Active Area - (Measured in Square Meter) - Active Area is the area made available for the vapor component to travel in a Tray tower where liquid-vapor contacting takes place.
Volumetric Gas Flow - (Measured in Cubic Meter per Second) - Volumetric Gas Flow is the volumetric flowrate of the vapor/gas phase that travels across the Column undergoing unit process and operations.
Fractional Downcomer Area - Fractional Downcomer Area refers to the ratio of tower cross sectional area occupied by the downcomers on both side of column.
Flooding Velocity - (Measured in Meter per Second) - Flooding velocity refers to the maximum vapor velocity that exceeds a certain critical value which would result into flooding in a tray tower.

STEP 1: Convert Input(s) to Base Unit

Volumetric Gas Flow: 0.987321 Cubic Meter per Second --> 0.987321 Cubic Meter per Second No Conversion Required
Fractional Downcomer Area: 0.12 --> No Conversion Required
Flooding Velocity: 2.1215 Meter per Second --> 2.1215 Meter per Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_a = G_v/(f_d*u_f) --> 0.987321/(0.12*2.1215)

Evaluating ... ...

A_a = 3.87823473957106

STEP 3: Convert Result to Output's Unit

3.87823473957106 Square Meter --> No Conversion Required

FINAL ANSWER

3.87823473957106 ≈ 3.878235 Square Meter <-- Active Area

(Calculation completed in 00.004 seconds)

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Created by Rishi Vadodaria

Malviya National Institute Of Technology (MNIT JAIPUR ), JAIPUR

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Active Area given Gas Volumetric Flow and Flow Velocity

LaTeX Go Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity)

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Active Area given Gas Volumetric Flow and Flow Velocity Formula

LaTeX Go

Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity)
A_a = G_v/(f_d*u_f)

What is the Significance of Gas Volumetric Flow and Flooding Velocity in Column Cross Section Area?

Gas volumetric flow and flooding velocity are important parameters in the design and operation of various industrial processes, particularly those involving gas-liquid interactions in columns such as distillation columns, absorption columns, and packed towers. Flooding velocity is the superficial gas velocity at which a column becomes flooded. Flooding occurs when the gas velocity through the column is too high, causing liquid to be entrained and preventing proper separation. In summary, gas volumetric flow and flooding velocity are critical parameters in the design and operation of gas-liquid contact columns. Proper control and understanding of gas flow rates ensure efficient mass transfer and separation processes, while avoiding flooding is essential for maintaining the operational integrity and safety of the column. Engineers carefully consider these parameters during the design phase and continually monitor them during operation to optimize performance and prevent undesirable conditions.

How to Calculate Active Area given Gas Volumetric Flow and Flow Velocity?

Active Area given Gas Volumetric Flow and Flow Velocity calculator uses Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity) to calculate the Active Area, The Active Area given Gas Volumetric Flow and Flow Velocity formula is defined as the area available for the vapor phase to travel in a column for a known value of volumetric flowrate of vapor/gas phase. Active Area is denoted by A_a symbol.

How to calculate Active Area given Gas Volumetric Flow and Flow Velocity using this online calculator? To use this online calculator for Active Area given Gas Volumetric Flow and Flow Velocity, enter Volumetric Gas Flow (G_v), Fractional Downcomer Area (f_d) & Flooding Velocity (u_f) and hit the calculate button. Here is how the Active Area given Gas Volumetric Flow and Flow Velocity calculation can be explained with given input values -> 3.878235 = 0.987321/(0.12*2.1215).

FAQ

What is Active Area given Gas Volumetric Flow and Flow Velocity?

The Active Area given Gas Volumetric Flow and Flow Velocity formula is defined as the area available for the vapor phase to travel in a column for a known value of volumetric flowrate of vapor/gas phase and is represented as A_a = G_v/(f_d*u_f) or Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity). Volumetric Gas Flow is the volumetric flowrate of the vapor/gas phase that travels across the Column undergoing unit process and operations, Fractional Downcomer Area refers to the ratio of tower cross sectional area occupied by the downcomers on both side of column & Flooding velocity refers to the maximum vapor velocity that exceeds a certain critical value which would result into flooding in a tray tower.

How to calculate Active Area given Gas Volumetric Flow and Flow Velocity?

The Active Area given Gas Volumetric Flow and Flow Velocity formula is defined as the area available for the vapor phase to travel in a column for a known value of volumetric flowrate of vapor/gas phase is calculated using Active Area = Volumetric Gas Flow/(Fractional Downcomer Area*Flooding Velocity). To calculate Active Area given Gas Volumetric Flow and Flow Velocity, you need Volumetric Gas Flow (G_v), Fractional Downcomer Area (f_d) & Flooding Velocity (u_f). With our tool, you need to enter the respective value for Volumetric Gas Flow, Fractional Downcomer Area & Flooding Velocity 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 Active Area?

In this formula, Active Area uses Volumetric Gas Flow, Fractional Downcomer Area & Flooding Velocity. We can use 1 other way(s) to calculate the same, which is/are as follows -

Active Area = Tower Cross Sectional Area*(1-Fractional Downcomer Area)

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