# K-omega model

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 February 16, 2006, 09:46 K-omega model #1 Q Guest   Posts: n/a Sponsored Links I want to use this k-omega model. I would like how to calculate omega from the values of epislon and k since I am have to intialize the flow field. Q

 February 16, 2006, 10:19 Re: K-omega model #2 Emanuele Guest   Posts: n/a omega=[k^(1/2)]/[C^(1/4)*l] where C is a costant and it's value is generally 0.09; l is the turbulent lenght scale and is value is 0.07*L (for internal flow) where L is the geometric lenght scale (diameter for a circular tube, hydraulic dyameter for non circular tube, ecc). Hope this helps Emanuele

 February 16, 2006, 10:56 Re: K-omega model #3 Q Guest   Posts: n/a From did you give me this formula

 February 16, 2006, 10:59 Re: K-omega model #4 Emanuele Guest   Posts: n/a From Fluent 6.2 manual (section 7.2)

 February 16, 2006, 11:07 Re: K-omega model #5 Q Guest   Posts: n/a thank u

 February 16, 2006, 11:44 Re: K-omega model #6 Q Guest   Posts: n/a How can I calculate epsilon from k-omega turbulence model Q

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