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Peclet number

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m (User talk:Harish gopalan moved to Peclet Number)
m (Reverted edits by SitboRolra (Talk) to last version by Praveen)
 
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* <math>U_\infty</math> is the freestream velocity
* <math>U_\infty</math> is the freestream velocity
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* <math>L</math> is the Characteristic Dimension of the problem
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* <math>L</math> is the characteristic dimension of the problem
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* <math>\alpha</math> is the diffusion coefficient  
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* <math>\alpha</math> is the thermal diffusion coefficient  
[[Category: Dimensionless parameters]]
[[Category: Dimensionless parameters]]

Latest revision as of 11:39, 18 December 2008

The Peclet number is defined as


Pe \equiv \frac{U_\infty L}{\alpha}

Also


Pe \equiv Re Pr

where

  • U_\infty is the freestream velocity
  • L is the characteristic dimension of the problem
  • \alpha is the thermal diffusion coefficient
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