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Forum: FLUENT

May 14, 2009, 09:55

Replies: 8

Turbulent Round Jet

Views: 3,097

Posted By Obnates

Re: grid scaling -- I created the geometry in...

Re: grid scaling -- I created the geometry in meters, so would I still need to scale the grid?

I'm going to try to create a new grid with 10 diameters between the jet wall and the north boundary...

Forum: FLUENT

May 13, 2009, 13:47

Replies: 8

Turbulent Round Jet

Views: 3,097

Posted By Obnates

I considering making the distance between the jet...

I considering making the distance between the jet and the north boundary 10 diameters, but someone I know suggested starting at 5 diameters and that he had success with that in the past.

What...

Forum: FLUENT

May 13, 2009, 12:06

Replies: 8

Turbulent Round Jet

Views: 3,097

Posted By Obnates

A picture (not to scale) of my domain is shown. ...

A picture (not to scale) of my domain is shown.

I don't have a picture of the grid currently handy -- I could try to get one sometime later.

By "reference values" do you mean operating...

Forum: FLUENT

May 13, 2009, 11:54

Replies: 8

Turbulent Round Jet

Views: 3,097

Posted By Obnates

The y+ value on the wall is indeed <5. I...

The y+ value on the wall is indeed <5.

I check convergence by a) monitoring the residuals with standard convergence check, b) monitoring the mass flow rate out of the free surfaces and c)...

Forum: FLUENT

May 13, 2009, 11:07

Replies: 8

Turbulent Round Jet

Views: 3,097

Posted By Obnates

Turbulent Round Jet

I'm fairly new to FLUENT and turbulence modeling, so I need some help on a problem.

I'm trying to model a turbulent jet with Re ~ 2*10^4.

I am having problems getting my solution to properly...

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