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Diffusivity by Instanataneous Contact Time in Penetration Theory Formula

GoDiffusivity by Film Theory Formula

GoDiffusivity by Average Contact Time in Penetration Theory Formula

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The Diffusion Coefficient (DAB) is the amount of a particular substance that diffuses across a unit area in 1 second under the influence of a gradient of one unit. Check FAQs

D AB = (t \cdot ({k L(Inst)}^{2}) \cdot π)

D_AB - Diffusion Coefficient (DAB)?t - Instantaneous Contact Time?k_L(Inst) - Instantaneous Convective Mass Transfer Coefficient?π - Archimedes' constant?

Diffusivity by Instanataneous Contact Time in Penetration Theory Example

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Here is how the Diffusivity by Instanataneous Contact Time in Penetration Theory equation looks like with Values.

Here is how the Diffusivity by Instanataneous Contact Time in Penetration Theory equation looks like with Units.

Here is how the Diffusivity by Instanataneous Contact Time in Penetration Theory equation looks like.

0.0025 = (9.86 \cdot ({0.009}^{2}) \cdot 3.1416)

0.0025m²/s = (9.86s \cdot ({0.009m/s}^{2}) \cdot 3.1416)

0.0025 = (9.86 \cdot ({0.009}^{2}) \cdot 3.1416)

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Diffusivity by Instanataneous Contact Time in Penetration Theory Solution

Follow our step by step solution on how to calculate Diffusivity by Instanataneous Contact Time in Penetration Theory?

FIRST Step Consider the formula

D AB = (t \cdot ({k L(Inst)}^{2}) \cdot π)

Next Step Substitute values of Variables

∴

D AB = (9.86s \cdot ({0.009m/s}^{2}) \cdot π)

Next Step Substitute values of Constants

∴

D AB = (9.86s \cdot ({0.009m/s}^{2}) \cdot 3.1416)

Next Step Prepare to Evaluate

∴

D AB = (9.86 \cdot ({0.009}^{2}) \cdot 3.1416)

Next Step Evaluate

∴

D AB = 0.00250906438871602m²/s

LAST Step Rounding Answer

∴

D AB = 0.0025m²/s

Diffusivity by Instanataneous Contact Time in Penetration Theory Formula Elements

Variables

Constants

Diffusion Coefficient (DAB)

The Diffusion Coefficient (DAB) is the amount of a particular substance that diffuses across a unit area in 1 second under the influence of a gradient of one unit.

Symbol: D_AB

Measurement: DiffusivityUnit: m²/s

Note: Value should be greater than 0.

Formulas to find Diffusion Coefficient (DAB)

Instantaneous Contact Time

Instantaneous Contact Time is the variable used to define the time for contact between liquid and vapour phases.

Symbol: t

Measurement: TimeUnit: s

Note: Value should be greater than 0.

Formulas to find Instantaneous Contact Time

Instantaneous Convective Mass Transfer Coefficient

The Instantaneous Convective Mass Transfer Coefficient is a function of geometry of the system and the velocity and properties of the fluid similar to the heat transfer coefficient.

Symbol: k_L(Inst)

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Instantaneous Convective Mass Transfer Coefficient

Archimedes' constant

Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.

Symbol: π

Value: 3.14159265358979323846264338327950288

Other Formulas to find Diffusion Coefficient (DAB)

Go Diffusivity by Film Theory

D AB = k L \cdot δ

Go Diffusivity by Average Contact Time in Penetration Theory

D AB = \frac{t c \cdot ({k L (Avg)}^{2}) \cdot π}{4}

Go Diffusivity by Surface Renewal Theory

D AB = \frac{{k L}^{2}}{s}

Other formulas in Mass Transfer Theories category

Go Mass Transfer Coefficient by Film Theory

k L = \frac{D AB}{δ}

Go Average Mass Transfer Coefficient by Penetration Theory

k L (Avg) = 2 \cdot \sqrt{\frac{D AB}{π \cdot t c}}

Go Mass Transfer Coefficient by Surface Renewal Theory

k L = \sqrt{D AB \cdot s}

Go Liquid Phase Mass Transfer Coefficient by Two Film Theory

K x = \frac{1}{(\frac{1}{k y \cdot H}) + (\frac{1}{k x})}

How to Evaluate Diffusivity by Instanataneous Contact Time in Penetration Theory?

Diffusivity by Instanataneous Contact Time in Penetration Theory evaluator uses Diffusion Coefficient (DAB) = (Instantaneous Contact Time*(Instantaneous Convective Mass Transfer Coefficient^2)*pi) to evaluate the Diffusion Coefficient (DAB), The Diffusivity by Instanataneous Contact Time in Penetration Theory formula is used to calculate the diffusivity for the liquid phase in contact with the other phase based on penetration theory when instantaneous contact time and mass transfer coefficient are known. Diffusion Coefficient (DAB) is denoted by D_AB symbol.

How to evaluate Diffusivity by Instanataneous Contact Time in Penetration Theory using this online evaluator? To use this online evaluator for Diffusivity by Instanataneous Contact Time in Penetration Theory, enter Instantaneous Contact Time (t) & Instantaneous Convective Mass Transfer Coefficient (k_L(Inst)) and hit the calculate button.

FAQs on Diffusivity by Instanataneous Contact Time in Penetration Theory

What is the formula to find Diffusivity by Instanataneous Contact Time in Penetration Theory?

The formula of Diffusivity by Instanataneous Contact Time in Penetration Theory is expressed as Diffusion Coefficient (DAB) = (Instantaneous Contact Time*(Instantaneous Convective Mass Transfer Coefficient^2)*pi). Here is an example- 0.002509 = (9.86*(0.009^2)*pi).

How to calculate Diffusivity by Instanataneous Contact Time in Penetration Theory?

With Instantaneous Contact Time (t) & Instantaneous Convective Mass Transfer Coefficient (k_L(Inst)) we can find Diffusivity by Instanataneous Contact Time in Penetration Theory using the formula - Diffusion Coefficient (DAB) = (Instantaneous Contact Time*(Instantaneous Convective Mass Transfer Coefficient^2)*pi). This formula also uses Archimedes' constant .

What are the other ways to Calculate Diffusion Coefficient (DAB)?

Here are the different ways to Calculate Diffusion Coefficient (DAB)-

Diffusion Coefficient (DAB)=Convective Mass Transfer Coefficient*Film Thickness
Diffusion Coefficient (DAB)=(Average Contact Time*(Average Convective Mass Transfer Coefficient^2)*pi)/4
Diffusion Coefficient (DAB)=(Convective Mass Transfer Coefficient^2)/Surface Renewal Rate

Can the Diffusivity by Instanataneous Contact Time in Penetration Theory be negative?

No, the Diffusivity by Instanataneous Contact Time in Penetration Theory, measured in Diffusivity cannot be negative.

Which unit is used to measure Diffusivity by Instanataneous Contact Time in Penetration Theory?

Diffusivity by Instanataneous Contact Time in Penetration Theory is usually measured using the Square Meter Per Second[m²/s] for Diffusivity. Square Centimeter Per Second[m²/s], Square Millimeter per Second[m²/s] are the few other units in which Diffusivity by Instanataneous Contact Time in Penetration Theory can be measured.

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Diffusivity by Instanataneous Contact Time in Penetration Theory Formula

​GoDiffusivity by Film Theory Formula

​GoDiffusivity by Average Contact Time in Penetration Theory Formula

Diffusivity by Instanataneous Contact Time in Penetration Theory Example

Diffusivity by Instanataneous Contact Time in Penetration Theory Solution

Diffusivity by Instanataneous Contact Time in Penetration Theory Formula Elements

Other Formulas to find Diffusion Coefficient (DAB)

Other formulas in Mass Transfer Theories category

How to Evaluate Diffusivity by Instanataneous Contact Time in Penetration Theory?

FAQs on Diffusivity by Instanataneous Contact Time in Penetration Theory

Variable Name

GoDiffusivity by Film Theory Formula

GoDiffusivity by Average Contact Time in Penetration Theory Formula