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Nusselt Number using Dittus Boelter Equation for Heating Formula

GoNusselt Number for Transitional and Rough Flow in Circular Tube Formula

GoNusselt Number using Dittus Boelter Equation for Cooling Formula

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Nusselt Number is the ratio of convective to conductive heat transfer at a boundary in a fluid. Convection includes both advection and diffusion. Check FAQs

Nu = 0.023 \cdot {(Re)}^{0.8} \cdot {(Pr)}^{0.4}

Nu - Nusselt Number?Re - Reynolds Number?Pr - Prandtl Number?

Nusselt Number using Dittus Boelter Equation for Heating Example

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Here is how the Nusselt Number using Dittus Boelter Equation for Heating equation looks like with Values.

Here is how the Nusselt Number using Dittus Boelter Equation for Heating equation looks like with Units.

Here is how the Nusselt Number using Dittus Boelter Equation for Heating equation looks like.

18.1528 = 0.023 \cdot {(5000)}^{0.8} \cdot {(0.7)}^{0.4}

18.1528 = 0.023 \cdot {(5000)}^{0.8} \cdot {(0.7)}^{0.4}

18.1528 = 0.023 \cdot {(5000)}^{0.8} \cdot {(0.7)}^{0.4}

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Nusselt Number using Dittus Boelter Equation for Heating Solution

Follow our step by step solution on how to calculate Nusselt Number using Dittus Boelter Equation for Heating?

FIRST Step Consider the formula

Nu = 0.023 \cdot {(Re)}^{0.8} \cdot {(Pr)}^{0.4}

Next Step Substitute values of Variables

∴

Nu = 0.023 \cdot {(5000)}^{0.8} \cdot {(0.7)}^{0.4}

Next Step Prepare to Evaluate

∴

Nu = 0.023 \cdot {(5000)}^{0.8} \cdot {(0.7)}^{0.4}

Next Step Evaluate

∴

Nu = 18.1527762873684

LAST Step Rounding Answer

∴

Nu = 18.1528

Nusselt Number using Dittus Boelter Equation for Heating Formula Elements

Variables

Nusselt Number

Nusselt Number is the ratio of convective to conductive heat transfer at a boundary in a fluid. Convection includes both advection and diffusion.

Symbol: Nu

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Nusselt Number

Reynolds Number

Reynolds number 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

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Reynolds Number

Prandtl Number

Prandtl number (Pr) or Prandtl group is a dimensionless number, named after the German physicist Ludwig Prandtl, defined as the ratio of momentum diffusivity to thermal diffusivity.

Symbol: Pr

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Prandtl Number

Other Formulas to find Nusselt Number

Go Nusselt Number for Transitional and Rough Flow in Circular Tube

Nu = (\frac{f Darcy}{8}) \cdot (Re - 1000) \cdot \frac{Pr}{1 + 12.7 \cdot ({(\frac{f Darcy}{8})}^{0.5}) \cdot ({(Pr)}^{\frac{2}{3}} - 1)}

Go Nusselt Number using Dittus Boelter Equation for Cooling

Nu = 0.023 \cdot {(Re)}^{0.8} \cdot {(Pr)}^{0.3}

Other formulas in Co Relation of Dimensionless Numbers category

Go Reynolds Number for Circular Tubes

Re = ρ \cdot u Fluid \cdot \frac{D Tube}{μ viscosity}

Go Reynolds Number for Non-Circular Tubes

Re = ρ \cdot u Fluid \cdot \frac{L c}{μ viscosity}

Go Prandtl Number

Pr = c \cdot \frac{μ viscosity}{k}

Go Stanton Number using Dimensionless Numbers

St = \frac{Nu}{Re \cdot Pr}

How to Evaluate Nusselt Number using Dittus Boelter Equation for Heating?

Nusselt Number using Dittus Boelter Equation for Heating evaluator uses Nusselt Number = 0.023*(Reynolds Number)^0.8*(Prandtl Number)^0.4 to evaluate the Nusselt Number, The Nusselt Number using Dittus Boelter Equation for Heating formula is for fully developed turbulent flow in a smooth circular tube the local Nusselt number may be obtained from this equation. Nusselt Number is denoted by Nu symbol.

How to evaluate Nusselt Number using Dittus Boelter Equation for Heating using this online evaluator? To use this online evaluator for Nusselt Number using Dittus Boelter Equation for Heating, enter Reynolds Number (Re) & Prandtl Number (Pr) and hit the calculate button.

FAQs on Nusselt Number using Dittus Boelter Equation for Heating

What is the formula to find Nusselt Number using Dittus Boelter Equation for Heating?

The formula of Nusselt Number using Dittus Boelter Equation for Heating is expressed as Nusselt Number = 0.023*(Reynolds Number)^0.8*(Prandtl Number)^0.4. Here is an example- 18.15278 = 0.023*(5000)^0.8*(0.7)^0.4.

How to calculate Nusselt Number using Dittus Boelter Equation for Heating?

With Reynolds Number (Re) & Prandtl Number (Pr) we can find Nusselt Number using Dittus Boelter Equation for Heating using the formula - Nusselt Number = 0.023*(Reynolds Number)^0.8*(Prandtl Number)^0.4.

What are the other ways to Calculate Nusselt Number?

Here are the different ways to Calculate Nusselt Number-

Nusselt Number=(Darcy Friction Factor/8)*(Reynolds Number-1000)*Prandtl Number/(1+12.7*((Darcy Friction Factor/8)^(0.5))*((Prandtl Number)^(2/3)-1))
Nusselt Number=0.023*(Reynolds Number)^0.8*(Prandtl Number)^0.3

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Nusselt Number using Dittus Boelter Equation for Heating Formula

​GoNusselt Number for Transitional and Rough Flow in Circular Tube Formula

​GoNusselt Number using Dittus Boelter Equation for Cooling Formula

Nusselt Number using Dittus Boelter Equation for Heating Example

Nusselt Number using Dittus Boelter Equation for Heating Solution

Nusselt Number using Dittus Boelter Equation for Heating Formula Elements

Other Formulas to find Nusselt Number

Other formulas in Co Relation of Dimensionless Numbers category

How to Evaluate Nusselt Number using Dittus Boelter Equation for Heating?

FAQs on Nusselt Number using Dittus Boelter Equation for Heating

Variable Name

GoNusselt Number for Transitional and Rough Flow in Circular Tube Formula

GoNusselt Number using Dittus Boelter Equation for Cooling Formula