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Forum: OpenFOAM Running, Solving & CFD

October 26, 2016, 09:36

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi, Back again with an update on this...

Hi,

Back again with an update on this same issue. So to start with, setting the gradient at the wall was not so much of a good idea it seems. Somehow the wall normal velocity was being...

Forum: OpenFOAM Running, Solving & CFD

October 13, 2016, 02:42

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi there, I think the problems...

Hi there,

I think the problems are coming with the pressure solver settings. At t=0.01 pressure values are about -120 at the inlet and then increases linearly to close to zero at the...

Forum: OpenFOAM Running, Solving & CFD

October 12, 2016, 13:17

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Modified pisoFoam for pitzDaily - solver blowing up !!

Hi there,

Am having some problem in solving flow over backward facing step in OpenFOAM. I am using LES and Smagorinsky Model. At start it all goes well but after some time utau values...

Forum: OpenFOAM Running, Solving & CFD

September 27, 2016, 02:56

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi Philip, Thank you so much for...

Hi Philip,

Thank you so much for the reply. I changed '==' to '=', then it gave me the following error:

error: passing ‘const Foam::Vector<double>’ as ‘this’ argument discards...

Forum: OpenFOAM Running, Solving & CFD

September 26, 2016, 09:19

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi, I have a doubt related to my last...

Hi,

I have a doubt related to my last post.

const fixedGradientFvPatchVectorField& wallPatch = refCast<fixedGradientFvPatchVectorField>(U.boundaryField()[patchID]);

for(int facei...

Forum: OpenFOAM Running, Solving & CFD

September 23, 2016, 13:51

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi Bernhard, It is working. Was indeed a spell...

Hi Bernhard,
It is working. Was indeed a spell typo. Thanks a lot for your help.

Hi Philip,
It seems the error was because of a typo. Here is a section of my code:

label...

Forum: OpenFOAM Running, Solving & CFD

September 23, 2016, 06:47

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi Bernhard, I have in...

Hi Bernhard,

I have in included in myfile:

#include "fixedGradientFvPatchField.H"

Still am gettinhe the error. Just for your reference an pasting the start...

Forum: OpenFOAM Running, Solving & CFD

September 23, 2016, 02:33

Replies: 82

Updating Boundary Conditions Each Iteration

Views: 19,008

Posted By suman91

Hi, This is an old thread but am trying...

Hi,

This is an old thread but am trying to do the same thing, so posting my doubt here.

I am using OpenFOAM 2.4.0 and using pisoFoam solver. I want to change the fixedGradient B.C at...

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