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Forum: STAR-CCM+ October 9, 2013, 15:11
Replies: 17
Views: 5,297
Posted By Asatorae
Okay thank you, could you clarify what you mean...

Okay thank you, could you clarify what you mean by large separations?

Also can anyone comment on when to choose what turbulence model?
Forum: STAR-CCM+ October 9, 2013, 11:28
Replies: 17
Views: 5,297
Posted By Asatorae
http://img834.imageshack.us/img834/4489/g4so.png...

http://img834.imageshack.us/img834/4489/g4so.png (http://imageshack.us/photo/my-images/834/g4so.png/)
Forum: STAR-CCM+ October 9, 2013, 11:19
Replies: 17
Views: 5,297
Posted By Asatorae
0.8m high, 1.5m wide and 1.0m deep.

0.8m high, 1.5m wide and 1.0m deep.
Forum: STAR-CCM+ October 9, 2013, 10:19
Replies: 17
Views: 5,297
Posted By Asatorae
Hi everyone, Just to let you know where I'm...

Hi everyone,

Just to let you know where I'm at in case you have any further suggestions.

I've run the original cylinder (short, low aspect ratio) with the following modifications:

1. Thinner...
Forum: STAR-CCM+ October 9, 2013, 03:10
Replies: 17
Views: 5,297
Posted By Asatorae
Looking at the values now, 8mm seems a bit large...

Looking at the values now, 8mm seems a bit large for the boundary layer!

After running an exploratory simulation, it seems that my wall Y+ values are anything from 5-11.
Forum: STAR-CCM+ October 9, 2013, 02:59
Replies: 17
Views: 5,297
Posted By Asatorae
Ah I see, thank you. If you mean the Prism...

Ah I see, thank you.

If you mean the Prism Layer Thickness, it is set at 33.3% of base 0.025m (so 0.008325m).
Forum: STAR-CCM+ October 9, 2013, 02:45
Replies: 17
Views: 5,297
Posted By Asatorae
I have prism layers set to 3 based purely on some...

I have prism layers set to 3 based purely on some tutorials I've completed?
Forum: STAR-CCM+ October 9, 2013, 02:44
Replies: 17
Views: 5,297
Posted By Asatorae
Thank you so much for your swift responses...

Thank you so much for your swift responses posters above!

This probably sounds silly but would you explain the y+ thing? (I really am new to the CFD scene).

With regard to the cylinder length I...
Forum: STAR-CCM+ October 8, 2013, 12:45
Replies: 17
Views: 5,297
Posted By Asatorae
Modelling flow around a Smooth Cylinder - Drag coefficient HELP

Hi there,

I am using STAR-CCM+ as part of a university project and my first step is to ensure that the software outputs values near to what is experimentally accepted for a basic shape so I can...
Showing results 1 to 9 of 9

 
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