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Colburn's j-factor is a non-dimensional parameter that arises in convective heat transfer analysis. Check FAQs
jH=Nu(Re)(Pr)13
jH - Colburn's j-factor?Nu - Nusselt Number?Re - Reynolds Number?Pr - Prandtl Number?

Colburn Factor using Chilton Colburn Analogy Example

With values
With units
Only example

Here is how the Colburn Factor using Chilton Colburn Analogy equation looks like with Values.

Here is how the Colburn Factor using Chilton Colburn Analogy equation looks like with Units.

Here is how the Colburn Factor using Chilton Colburn Analogy equation looks like.

0.0045Edit=12.6Edit(3125Edit)(0.7Edit)13
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Colburn Factor using Chilton Colburn Analogy Solution

Follow our step by step solution on how to calculate Colburn Factor using Chilton Colburn Analogy?

FIRST Step Consider the formula
jH=Nu(Re)(Pr)13
Next Step Substitute values of Variables
jH=12.6(3125)(0.7)13
Next Step Prepare to Evaluate
jH=12.6(3125)(0.7)13
Next Step Evaluate
jH=0.00454103145394862
LAST Step Rounding Answer
jH=0.0045

Colburn Factor using Chilton Colburn Analogy Formula Elements

Variables
Colburn's j-factor
Colburn's j-factor is a non-dimensional parameter that arises in convective heat transfer analysis.
Symbol: jH
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Nusselt Number
The 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.
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.
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.

Other Formulas to find Colburn's j-factor

​Go Colburn J-Factor given Fanning Friction Factor
jH=f2
​Go J-Factor for Pipe Flow
jH=0.023(Re)-0.2

Other formulas in Basics of Heat Transfer category

​Go Log Mean Temperature Difference for CoCurrent Flow
LMTD=(Tho-Tco)-(Thi-Tci)ln(Tho-TcoThi-Tci)
​Go Log Mean Temperature Difference for Counter Current Flow
LMTD=(Tho-Tci)-(Thi-Tco)ln(Tho-TciThi-Tco)
​Go Logarithmic Mean Area of Cylinder
Amean=Ao-Ailn(AoAi)
​Go Heat Transfer Coefficient based on Temperature Difference
hht=qΔTOverall

How to Evaluate Colburn Factor using Chilton Colburn Analogy?

Colburn Factor using Chilton Colburn Analogy evaluator uses Colburn's j-factor = Nusselt Number/((Reynolds Number)*(Prandtl Number)^(1/3)) to evaluate the Colburn's j-factor, The Colburn Factor Using Chilton Colburn Analogy formula is also called Modified Reynolds Analogy. Validity of this analogy depends upon property of fluid and length of plate. Colburn's j-factor is denoted by jH symbol.

How to evaluate Colburn Factor using Chilton Colburn Analogy using this online evaluator? To use this online evaluator for Colburn Factor using Chilton Colburn Analogy, enter Nusselt Number (Nu), Reynolds Number (Re) & Prandtl Number (Pr) and hit the calculate button.

FAQs on Colburn Factor using Chilton Colburn Analogy

What is the formula to find Colburn Factor using Chilton Colburn Analogy?
The formula of Colburn Factor using Chilton Colburn Analogy is expressed as Colburn's j-factor = Nusselt Number/((Reynolds Number)*(Prandtl Number)^(1/3)). Here is an example- 0.002523 = 12.6/((3125)*(0.7)^(1/3)).
How to calculate Colburn Factor using Chilton Colburn Analogy?
With Nusselt Number (Nu), Reynolds Number (Re) & Prandtl Number (Pr) we can find Colburn Factor using Chilton Colburn Analogy using the formula - Colburn's j-factor = Nusselt Number/((Reynolds Number)*(Prandtl Number)^(1/3)).
What are the other ways to Calculate Colburn's j-factor?
Here are the different ways to Calculate Colburn's j-factor-
  • Colburn's j-factor=Fanning Friction Factor/2OpenImg
  • Colburn's j-factor=0.023*(Reynolds Number)^(-0.2)OpenImg
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