# Turbulence Intensity

 Register Blogs Members List Search Today's Posts Mark Forums Read

 November 12, 2003, 07:01 Turbulence Intensity #1 Tom Guest   Posts: n/a How do I calculate the turbulence intensity at the inlet of my pipe section to apply as a boundary condition. The pipe is 203mm in diameter and I know the reynolds number is 8.58e+06. Do I need to know any other information to calculate this?

 November 12, 2003, 07:50 Re: Turbulence Intensity #2 eric Guest   Posts: n/a Hi, You can used the following I = 0.16*Re^-1/8 Also see 6.2.2 in the Fluent manual Eric

 November 12, 2003, 07:55 Re: Turbulence Intensity #3 prasanth Guest   Posts: n/a Dear Eric, Then what will be the Intesity for natural convection, where Rayleigh number is criteria.

 November 14, 2003, 08:07 Re: Turbulence Intensity #4 B. David Guest   Posts: n/a eric, can u name the reference for this correlation, n if u know the correlation for turbulent dissipiation rate.plz let me know. thanks for this information. david

 November 14, 2003, 10:53 Re: Turbulence Intensity #5 eric Guest   Posts: n/a I'm sorry have no experience with natural convection problems so i can't tell you anything about the turbulence intensity. I just referred to the fluent manual 6.2.2 for this intensity formula. Regards Eric

 Thread Tools Display Modes Linear Mode

 Posting Rules You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is OffTrackbacks are On Pingbacks are On Refbacks are On Forum Rules

 Similar Threads Thread Thread Starter Forum Replies Last Post Mohsin FLUENT 2 October 3, 2016 14:18 Eric FLUENT 1 March 7, 2012 05:30 gRomK13 Main CFD Forum 1 July 10, 2009 03:11 Wen Long Main CFD Forum 3 May 15, 2009 09:52

All times are GMT -4. The time now is 18:09.