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Forum: OpenFOAM Programming & Development

February 7, 2015, 21:45

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Hi, I think that your solver is ok. The...

Hi,
I think that your solver is ok. The problem might be located in your "0" folder and in the "pointdisplacement" file. From my guess the "pointdisplacement" file is not updated/forwarded to next...

Forum: OpenFOAM Programming & Development

December 3, 2014, 19:08

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

In openfoam and most CFD software, you can only...

In openfoam and most CFD software, you can only move the nodes. Indeed, the cell is built from the nodes coordinate.

Usually we only move the nodes of a boundary and after we ask a "solver" to...

Forum: OpenFOAM Programming & Development

December 1, 2014, 19:03

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Hi, it seems that you used the extended version...

Hi, it seems that you used the extended version of openfoam. Unfortunately I am not familiar with this version...

In your solver, did you include all the library that I used?

Edit, see the...

Forum: OpenFOAM Programming & Development

October 10, 2014, 13:15

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Hi, I don't really know who you are talking to...

Hi,
I don't really know who you are talking to and what you are referring to.

You need to have one mesh.update at each time step because it is this command that actually move the mesh....

Forum: OpenFOAM Programming & Development

September 10, 2014, 06:27

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Hi, 1. It is what my code on the first page...

Hi,
1. It is what my code on the first page does. There is one variable called pointnormal. This takes the normal vector at the node.
But in your case I would suggest to use the radial direction...

Forum: OpenFOAM Programming & Development

October 10, 2013, 05:30

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Nice contribution ;) Have you tried to run it in...

Nice contribution ;) Have you tried to run it in parallel ?

Forum: OpenFOAM Programming & Development

August 25, 2013, 07:21

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

To make the things clear: 1)...

To make the things clear:
1) PointDisplacement.boundaryField()[patchWallID] == dispVals;
it gives the new position to the boundary (only the boundary moves and not the inner domain)

2)...

Forum: OpenFOAM Programming & Development

August 25, 2013, 05:55

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

It is a C++ trick. It is an overloaded operator...

It is a C++ trick. It is an overloaded operator that force the dispVals to go in the pointdisplacement

Forum: OpenFOAM Programming & Development

August 24, 2013, 04:24

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Unfortunately no... I usually use this website to...

Unfortunately no... I usually use this website to guess: http://foam.sourceforge.net/docs/cpp/a00450.html#ac8f5969ea8cef358997a38c0d80e0ba7

but often I had to put all the includes from openfoam...

Forum: OpenFOAM Programming & Development

August 23, 2013, 16:52

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

I don't have my finaly source code on this...

I don't have my finaly source code on this computer but I think this can solve your problem:

options files:

EXE_INC = \
-I../rhoPorousMRFPimpleFoam \
-I.. \
...

Forum: OpenFOAM Programming & Development

August 23, 2013, 16:50

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

1) Mimp is a mass flux impinging the wall. I...

1) Mimp is a mass flux impinging the wall.
I did a freezing simulation where I had some supercooled droplet impinging a wall. I had a first solver to compute the water droplet trajectories, then I...

Forum: OpenFOAM Programming & Development

August 22, 2013, 16:33

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Here is my dynamicMeshDict file that is in...

Here is my dynamicMeshDict file that is in Constant

dynamicFvMesh dynamicMotionSolverFvMesh;

motionSolverLibs ("libfvMotionSolvers.so");

solver displacementLaplacian;
...

Forum: OpenFOAM Programming & Development

August 22, 2013, 16:28

Replies: 52

Moving boundary problem based on calculated data

Views: 20,138

Posted By fredo490

Just a precision, I think that what you want to...

Just a precision, I think that what you want to do is "deforming a boundary" and now "Moving a boundary" ! It's not the same...

I did something similar for one of my project that I will publish...

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