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Search took 0.00 seconds. Search: Posts Made By: TfG
Forum: FLUENT May 3, 2009, 10:49
Replies: 17
Views: 7,656
Posted By TfG
I tried setting slip for water side and no-slip...

I tried setting slip for water side and no-slip for air side and the heat transfer in the interface is smaller than if I set slip for both sides (about 20% less).

The question is which result is...
Forum: FLUENT April 29, 2009, 13:29
Replies: 17
Views: 7,656
Posted By TfG
Hey, Yes I tried with slip condition in both...

Hey,
Yes I tried with slip condition in both side and it seems to work fine, Thanks!

Still, do you think I should mantain lip conditions in the air part or no slip conditions?
Forum: FLUENT April 27, 2009, 04:31
Replies: 17
Views: 7,656
Posted By TfG
Hi, Thanks for the answers, I will try that...

Hi,

Thanks for the answers, I will try that one.

Only two observations, first, on thermal boundaries I shoul set coupled right?
Second, I see shear stress 0 could be a reasonable assumption...
Forum: FLUENT April 26, 2009, 06:55
Replies: 17
Views: 7,656
Posted By TfG
Yes yes, Im running 6.3.26 and I have those tabs,...

Yes yes, Im running 6.3.26 and I have those tabs, but it says: this page is not applicable under current settings...
Forum: FLUENT April 26, 2009, 05:45
Replies: 17
Views: 7,656
Posted By TfG
I already did it, and defined my two phases (oil...

I already did it, and defined my two phases (oil and air)... but, then in interaction there are only available two tabs to edit: Mass and Surface tension.... and nothing about no penetration.
I am...
Forum: FLUENT April 25, 2009, 14:23
Replies: 17
Views: 7,656
Posted By TfG
Tried the VOF model and patch like you said but I...

Tried the VOF model and patch like you said but I get and error at the beginning of the second iteration:
Updating solution at time level N...
Global Courant Number : 560.10

Error: Global...
Forum: FLUENT April 25, 2009, 11:18
Replies: 17
Views: 7,656
Posted By TfG
That is what I did, dont set any boundary at the...

That is what I did, dont set any boundary at the interface (i.e. the same as to set interior condition). And yes, the faces were connected.

Are you suggesting me that I should use VOF model? Isn't...
Forum: FLUENT April 25, 2009, 07:10
Replies: 17
Views: 7,656
Posted By TfG
How to define the interface between two fluids

Hello,

I am trying to model a tank which is half filled. Due to higher density water is is the fluid at the bottom part of the tank and air is above the water. I am simulating natural convection....
Showing results 1 to 8 of 8

 
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