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Head of Fluid Lost Due to Friction Formula

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The Head of Fluid is the height of a vertical column of fluid and represents mechanical energy per pound of fluid. Check FAQs

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

H_f - Head of Fluid?f_f - Factor of Friction?L_b - Length of Packaged Bed?U_b - Superficial Velocity?∈ - Void Fraction?g - Acceleration due to Gravity?D_eff - Diameter(eff)?

Head of Fluid Lost Due to Friction Example

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Here is how the Head of Fluid Lost Due to Friction equation looks like with Values.

Here is how the Head of Fluid Lost Due to Friction equation looks like with Units.

Here is how the Head of Fluid Lost Due to Friction equation looks like.

0.0076 = \frac{1.148 \cdot 1100 \cdot {0.05}^{2} \cdot (1 - 0.75)}{9.8 \cdot 24.99 \cdot {0.75}^{3}}

0.0076m = \frac{1.148 \cdot 1100m \cdot {0.05m/s}^{2} \cdot (1 - 0.75)}{9.8m/s² \cdot 24.99m \cdot {0.75}^{3}}

0.0076 = \frac{1.148 \cdot 1100 \cdot {0.05}^{2} \cdot (1 - 0.75)}{9.8 \cdot 24.99 \cdot {0.75}^{3}}

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Head of Fluid Lost Due to Friction Solution

Follow our step by step solution on how to calculate Head of Fluid Lost Due to Friction?

FIRST Step Consider the formula

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

Next Step Substitute values of Variables

∴

H f = \frac{1.148 \cdot 1100m \cdot {0.05m/s}^{2} \cdot (1 - 0.75)}{9.8m/s² \cdot 24.99m \cdot {0.75}^{3}}

Next Step Prepare to Evaluate

∴

H f = \frac{1.148 \cdot 1100 \cdot {0.05}^{2} \cdot (1 - 0.75)}{9.8 \cdot 24.99 \cdot {0.75}^{3}}

Next Step Evaluate

∴

H f = 0.00763903444975874m

LAST Step Rounding Answer

∴

H f = 0.0076m

Head of Fluid Lost Due to Friction Formula Elements

Variables

Head of Fluid

The Head of Fluid is the height of a vertical column of fluid and represents mechanical energy per pound of fluid.

Symbol: H_f

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Head of Fluid

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

Length of Packaged Bed

Length of Packaged Bed is the measurement or extent of something from end to end.

Symbol: L_b

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Length of Packaged Bed

Superficial Velocity

Superficial Velocity is the volumetric flow rate divided by a cross sectional area.

Symbol: U_b

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Superficial Velocity

Void Fraction

Void Fraction is the fraction of the channel volume that is occupied by the gas phase.

Symbol: ∈

Measurement: NAUnit: Unitless

Note: Value should be between 0 to 1.

Formulas to find Void Fraction

Acceleration due to Gravity

Acceleration due to Gravity is acceleration gained by an object because of gravitational force.

Symbol: g

Measurement: AccelerationUnit: m/s²

Note: Value should be greater than 0.

Formulas to find Acceleration due to Gravity

Diameter(eff)

Diameter(eff) is a chord that runs through the center point of the circle.

Symbol: D_eff

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Diameter(eff)

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}

How to Evaluate Head of Fluid Lost Due to Friction?

Head of Fluid Lost Due to Friction evaluator uses Head of Fluid = (Factor of Friction*Length of Packaged Bed*Superficial Velocity^2*(1-Void Fraction))/(Acceleration due to Gravity*Diameter(eff)*Void Fraction^3) to evaluate the Head of Fluid, The Head of fluid lost due to friction formula is defined as the height of a vertical column of fluid and represents mechanical energy per pound of fluid. Head of Fluid is denoted by H_f symbol.

How to evaluate Head of Fluid Lost Due to Friction using this online evaluator? To use this online evaluator for Head of Fluid Lost Due to Friction, enter Factor of Friction (f_f), Length of Packaged Bed (L_b), Superficial Velocity (U_b), Void Fraction (∈), Acceleration due to Gravity (g) & Diameter(eff) (D_eff) and hit the calculate button.

FAQs on Head of Fluid Lost Due to Friction

What is the formula to find Head of Fluid Lost Due to Friction?

The formula of Head of Fluid Lost Due to Friction is expressed as Head of Fluid = (Factor of Friction*Length of Packaged Bed*Superficial Velocity^2*(1-Void Fraction))/(Acceleration due to Gravity*Diameter(eff)*Void Fraction^3). Here is an example- 19.08995 = (1.148*1100*0.05^2*(1-0.75))/(9.8*24.99*0.75^3).

How to calculate Head of Fluid Lost Due to Friction?

With Factor of Friction (f_f), Length of Packaged Bed (L_b), Superficial Velocity (U_b), Void Fraction (∈), Acceleration due to Gravity (g) & Diameter(eff) (D_eff) we can find Head of Fluid Lost Due to Friction using the formula - Head of Fluid = (Factor of Friction*Length of Packaged Bed*Superficial Velocity^2*(1-Void Fraction))/(Acceleration due to Gravity*Diameter(eff)*Void Fraction^3).

Can the Head of Fluid Lost Due to Friction be negative?

No, the Head of Fluid Lost Due to Friction, measured in Length cannot be negative.

Which unit is used to measure Head of Fluid Lost Due to Friction?

Head of Fluid Lost Due to Friction is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Head of Fluid Lost Due to Friction can be measured.

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Head of Fluid Lost Due to Friction Formula

Head of Fluid Lost Due to Friction Example

Head of Fluid Lost Due to Friction Solution

Head of Fluid Lost Due to Friction Formula Elements

Other formulas in Flow of Liquids inside Packed Beds category

How to Evaluate Head of Fluid Lost Due to Friction?

FAQs on Head of Fluid Lost Due to Friction

Variable Name