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Search: Posts Made By: bfzah
Forum: OpenFOAM Running, Solving & CFD March 6, 2018, 08:33
Replies: 475
Views: 94,890
Posted By bfzah
boundary condition for walls and symmetry palne...

boundary condition for walls and symmetry palne in square channel and (tau,u,p) define in PTT-EXP single mode!
Forum: OpenFOAM Running, Solving & CFD March 4, 2018, 10:52
Replies: 475
Views: 94,890
Posted By bfzah
How to create a transient fluid flow in the...

How to create a transient fluid flow in the channel?
What conditions are required in a viscoelasticfluidfoam solver to generate a transient fluid flow?
Forum: OpenFOAM Running, Solving & CFD December 26, 2017, 04:00
Replies: 475
Views: 94,890
Posted By bfzah
yes flow is steady state. thanx

yes flow is steady state.
thanx
Forum: OpenFOAM Running, Solving & CFD December 26, 2017, 02:45
Replies: 475
Views: 94,890
Posted By bfzah
Re=rho*u*D/etha rho=1000, u=0.2, D=0.02,...

Re=rho*u*D/etha
rho=1000, u=0.2, D=0.02, etha=etha(s)+etha(p)=4

Assume a long channel, but I'm not sure that the flow has been developed!
Forum: OpenFOAM Running, Solving & CFD December 25, 2017, 03:45
Replies: 475
Views: 94,890
Posted By bfzah
this is my file.

this is my file.
Forum: OpenFOAM Running, Solving & CFD December 25, 2017, 03:36
Replies: 475
Views: 94,890
Posted By bfzah
tnx my dear friend . i'm very happy that answer...

tnx my dear friend .
i'm very happy that answer my question's.
But I can not do it.
All the details that the rest of the researchers did in their previous work, I did. I do not know why I can not...
Forum: OpenFOAM Running, Solving & CFD December 25, 2017, 02:35
Replies: 475
Views: 94,890
Posted By bfzah
vortex in 3D channel

Hello
How can I form a vortex in a square-shaped channel?
Or how can I see vortices?
In all the papers, a vortex pair is seen at the corners of the channel with the Giesekus model.
How can this...
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