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Search: Posts Made By: mina.basta
Forum: OpenFOAM August 29, 2013, 19:19
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Ehsan, I used OpenFoam 2.2 and finally,...

Dear Ehsan,

I used OpenFoam 2.2 and finally, I didn't have this error. But after launching Paraview, I realised that my problem didn't been solved. Here are the attachement that i got with ...
Forum: OpenFOAM August 29, 2013, 05:16
Replies: 33
Views: 7,992
Posted By mina.basta
I tried also with your folders (0 , constant, ...

I tried also with your folders (0 , constant, system) but I got the same error :( don't know why
Forum: OpenFOAM August 29, 2013, 04:29
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Ehsan, I got this error after modifying...

Dear Ehsan,

I got this error after modifying divScheme:


--> FOAM FATAL IO ERROR:
Unknown convection scheme bounded

Valid convection schemes are :
Forum: OpenFOAM August 28, 2013, 09:08
Replies: 33
Views: 7,992
Posted By mina.basta
Hello all, Did anybody have a solution for...

Hello all,

Did anybody have a solution for my problem?

Best regards,

Mina
Forum: OpenFOAM August 26, 2013, 09:22
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Martin, Excuse me , I attached a wrong...

Dear Martin,

Excuse me , I attached a wrong case. Here are the write one.

Best regards,
Mina
Forum: OpenFOAM August 23, 2013, 06:45
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Martin, Which case do you mean because...

Dear Martin,

Which case do you mean because at the begining i posted my valve studying case problem . After that i posted just a simple case to generalize my problem which is just a cylinder see...
Forum: OpenFOAM August 23, 2013, 05:25
Replies: 33
Views: 7,992
Posted By mina.basta
Here is the system folder of the simple case...

Here is the system folder of the simple case (simulation inside cylinder)
Forum: OpenFOAM August 23, 2013, 04:47
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Martin, here is the test case

Dear Martin,

here is the test case
Forum: OpenFOAM August 22, 2013, 11:45
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Bruno, Thank you so much for your...

Dear Bruno,

Thank you so much for your reply.
I created a very simple case which is a simple cylinder with inlet (velocity =5.3), walls , outlet (P=0).
I used the solver simpleFoam with...
Forum: OpenFOAM August 19, 2013, 06:02
Replies: 33
Views: 7,992
Posted By mina.basta
These are other pictures, you can see these...

These are other pictures, you can see these strange cells with high pressure .
Forum: OpenFOAM August 19, 2013, 06:01
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Bruno, First of all, my STL file was in...

Dear Bruno,
First of all, my STL file was in "mm" so after blockMesh and snappyhexMesh, I use transfomPoints to change from millimetres to metres. Is there any problems related to this?

Here...
Forum: OpenFOAM July 31, 2013, 09:20
Replies: 33
Views: 7,992
Posted By mina.basta
But when i tried another geometry for inlet for...

But when i tried another geometry for inlet for example a rectangular surface instead of circular one.. I didn't realize these strange elements with high pressure !!!
Forum: OpenFOAM July 31, 2013, 09:04
Replies: 33
Views: 7,992
Posted By mina.basta
I see, thanks a lot NimaSam for your help i will...

I see, thanks a lot NimaSam for your help i will try now to search about non uniform velocity at inlet.

Regards,
Mina
Forum: OpenFOAM July 31, 2013, 05:19
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Nima Sam, yes I consider uniform...

Dear Nima Sam,

yes I consider uniform velocity with fixedValue at inlet (0 0 5.3) and a fixed value wich is also uniform of (0 0 0) at walls

attached are the U, P, boundary files.

taking in...
Forum: OpenFOAM July 31, 2013, 02:53
Replies: 33
Views: 7,992
Posted By mina.basta
Dear Nima Sam, I already check the mesh, & I...

Dear Nima Sam,

I already check the mesh, & I think there is no problem.


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Create time

Create polyMesh for...
Forum: OpenFOAM July 30, 2013, 12:00
Replies: 33
Views: 7,992
Posted By mina.basta
My problem is that using internal field, I have...

My problem is that using internal field, I have elements with high pressure at the interface between the inlet and the wall. Taking in consideration that I use feature edge: P {...
Forum: OpenFOAM July 30, 2013, 11:55
Replies: 33
Views: 7,992
Posted By mina.basta
studying a valve case

Hi all,

I'm studing a simple case which is a box with circular inlet (velocity 5,3 m/s) and an outlet (pressure =0) with walls and a valve (which is also wall). I simulate with air and using...
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