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Showing results 1 to 13 of 13 Search took 0.00 seconds. Search: Posts Made By: shchepan

Forum: OpenFOAM Running, Solving & CFD April 28, 2010, 07:49

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, thank you very much. It seems that... Niklas, thank you very much. It seems that treated solver works correct. I am really very thankful!

Forum: OpenFOAM Running, Solving & CFD April 28, 2010, 07:11

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan I am really sorry, I am little bit tired( I am really sorry, I am little bit tired(

Forum: OpenFOAM Running, Solving & CFD April 28, 2010, 05:35

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Your method: normal1 is outward pointing... Your method: normal1 is outward pointing triangle edge normal. vector (px - pi) is vector FROM px TO pi. Thus if px is within the triangle then vector (px - pi) will have the same direction as...

Forum: OpenFOAM Running, Solving & CFD April 28, 2010, 02:39

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, you were right, this check does not work.... Niklas, you were right, this check does not work. But I cannot understand why. vector Sf = Sfbc[j]; //area of the face vector pHit = position_ +...

Forum: OpenFOAM Running, Solving & CFD April 16, 2010, 07:33

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan I have written the code to check if pHit is... I have written the code to check if pHit is within the edges of the face. vector pHit = position_ + lam*(endPosition - position_); scalar S = 0.0; ...

Forum: OpenFOAM Running, Solving & CFD April 16, 2010, 03:00

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, thank you. But I want to ask you to... Niklas, thank you. But I want to ask you to explain some places in your code to understand it: myWallCheck.H const polyBoundaryMesh& patches = mesh.boundaryMesh(); const pointField& points =...

Forum: OpenFOAM Running, Solving & CFD April 15, 2010, 05:25

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Thank you very much, Niklas! I'll be waiting for... Thank you very much, Niklas! I'll be waiting for code. Have a good time on the conference!

Forum: OpenFOAM Running, Solving & CFD April 14, 2010, 10:28

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Sorry, Niklas, I don't understand your algorithm:... Sorry, Niklas, I don't understand your algorithm: I just don't understand. What I proposed: Thus I suggest to deceive the FOAM and tell it that boundary face is not real boundary face, but...

Forum: OpenFOAM Running, Solving & CFD April 14, 2010, 08:58

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, I understand, that in myWallCheck.H I... Niklas, I understand, that in myWallCheck.H I should check the wallImpactDistance in direction of normal vector of face for all faces. If this wallImpactDistance for the faces[j] is less than d_/2.0...

Forum: OpenFOAM Running, Solving & CFD April 14, 2010, 04:35

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, I am very thankful for your help and... Niklas, I am very thankful for your help and ideas! But I want to ask you some more technical questions. There is such code in Particle.C: 00307 // change cell 00308 if...

Forum: OpenFOAM Running, Solving & CFD April 14, 2010, 02:24

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas, you are right, there are a lot of... Niklas, you are right, there are a lot of problems in your example of 2 walls and obtuse angle between them. Let us initially consider simpler case. Let we have some simple geometry, for example...

Forum: OpenFOAM Running, Solving & CFD April 13, 2010, 03:47

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Niklas and Matej, thank you very much for answer!... Niklas and Matej, thank you very much for answer! Matej, you are right that in the case of big particle we should take into account a lot of forces (for example lift force, that takes into account...

Forum: OpenFOAM Running, Solving & CFD April 12, 2010, 04:40

Replies: 31 Hiting the wall by particle Views: 8,245 Posted By shchepan Hiting the wall by particle Hello! I have a problem with the particles tracking. The problem is to simulate the hit of the particle to the wall (the boundary of the mesh) correctly. There is solidParticle library in the...

Showing results 1 to 13 of 13

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