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Friction Factor by Ergun for Rep Value between 1 and 2500 Formula

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GoFriction Factor by Kozeny-Carman Formula

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Factor of Friction or Moody chart is the plot of the relative roughness (e/D) of a pipe against Reynold's number. Check FAQs

f f = \frac{150}{Re pb} + 1.75

f_f - Factor of Friction?Re_pb - Reynolds Number(pb)?

Friction Factor by Ergun for Rep Value between 1 and 2500 Example

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Here is how the Friction Factor by Ergun for Rep Value between 1 and 2500 equation looks like with Values.

Here is how the Friction Factor by Ergun for Rep Value between 1 and 2500 equation looks like with Units.

Here is how the Friction Factor by Ergun for Rep Value between 1 and 2500 equation looks like.

2.5 = \frac{150}{200} + 1.75

2.5 = \frac{150}{200} + 1.75

2.5 = \frac{150}{200} + 1.75

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Friction Factor by Ergun for Rep Value between 1 and 2500 Solution

Follow our step by step solution on how to calculate Friction Factor by Ergun for Rep Value between 1 and 2500?

FIRST Step Consider the formula

f f = \frac{150}{Re pb} + 1.75

Next Step Substitute values of Variables

∴

f f = \frac{150}{200} + 1.75

Next Step Prepare to Evaluate

∴

f f = \frac{150}{200} + 1.75

LAST Step Evaluate

∴

f f = 2.5

Friction Factor by Ergun for Rep Value between 1 and 2500 Formula Elements

Variables

Factor of Friction

Factor of Friction or Moody chart is the plot of the relative roughness (e/D) of a pipe against Reynold's number.

Symbol: f_f

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Factor of Friction

Reynolds Number(pb)

Reynolds number(pb) is the ratio of inertial forces to viscous forces within a fluid which is subjected to relative internal movement due to different fluid velocities.

Symbol: Re_pb

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Reynolds Number(pb)

Other Formulas to find Factor of Friction

Go Friction Factor by Ergun

f f = \frac{g \cdot D eff \cdot H f \cdot ∈^{3}}{L b \cdot {U b}^{2} \cdot (1 - ∈)}

Go Friction Factor by Kozeny-Carman

f f = \frac{150}{Re pb}

Go Friction Factor by Beek

f f = \frac{1 - ∈}{∈^{3}} \cdot (1.75 + 150 \cdot (\frac{1 - ∈}{Re pb}))

Other formulas in Flow of Liquids inside Packed Beds category

Go Reynolds Number of Packed Beds by Ergun

Re pb = \frac{D eff \cdot U b \cdot ρ}{μ \cdot (1 - ∈)}

Go Effective Particle Diameter by Ergun given Reynolds Number

D eff = \frac{Re pb \cdot μ \cdot (1 - ∈)}{U b \cdot ρ}

Go Superficial Velocity by Ergun given Reynolds Number

U b = \frac{Re pb \cdot μ \cdot (1 - ∈)}{D eff \cdot ρ}

Go Density of Fluid by Ergun

ρ = \frac{Re pb \cdot μ \cdot (1 - ∈)}{D eff \cdot U b}

How to Evaluate Friction Factor by Ergun for Rep Value between 1 and 2500?

Friction Factor by Ergun for Rep Value between 1 and 2500 evaluator uses Factor of Friction = 150/Reynolds Number(pb)+1.75 to evaluate the Factor of Friction, The Friction factor by Ergun for Rep value between 1 and 2500 formula is defined as the ratio of the absolute roughness ε of the pipe inside wall to the pipe inside diameter. Factor of Friction is denoted by f_f symbol.

How to evaluate Friction Factor by Ergun for Rep Value between 1 and 2500 using this online evaluator? To use this online evaluator for Friction Factor by Ergun for Rep Value between 1 and 2500, enter Reynolds Number(pb) (Re_pb) and hit the calculate button.

FAQs on Friction Factor by Ergun for Rep Value between 1 and 2500

What is the formula to find Friction Factor by Ergun for Rep Value between 1 and 2500?

The formula of Friction Factor by Ergun for Rep Value between 1 and 2500 is expressed as Factor of Friction = 150/Reynolds Number(pb)+1.75. Here is an example- 2.5 = 150/200+1.75.

How to calculate Friction Factor by Ergun for Rep Value between 1 and 2500?

With Reynolds Number(pb) (Re_pb) we can find Friction Factor by Ergun for Rep Value between 1 and 2500 using the formula - Factor of Friction = 150/Reynolds Number(pb)+1.75.

What are the other ways to Calculate Factor of Friction?

Here are the different ways to Calculate Factor of Friction-

Factor of Friction=(Acceleration due to Gravity*Diameter(eff)*Head of Fluid*Void Fraction^3)/(Length of Packaged Bed*Superficial Velocity^2*(1-Void Fraction))
Factor of Friction=150/Reynolds Number(pb)
Factor of Friction=(1-Void Fraction)/(Void Fraction^3)*(1.75+150*((1-Void Fraction)/Reynolds Number(pb)))

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