[WenY]

Hi
I wanna simulate flow around cylinder, But I am confused by the settings of the initial values in constant/0 file.Could anyone can help me?Here is my model.

[WenY]

Here is my boundary settings code

/*--------------------------------*- C++ -*----------------------------------*\
| =========                 |                                                 |
| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
|  \\    /   O peration     | Version:  2.3.0                                 |
|   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
|    \\/     M anipulation  |                                                 |
\*---------------------------------------------------------------------------*/
FoamFile
{
    version     2.0;
    format      ascii;
    class       polyBoundaryMesh;
    location    "constant/polyMesh";
    object      boundary;
}
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 6
(
    cylinder
    {
        type            wall;
        inGroups        1(wall);
        nFaces          260;
        startFace       38500;
    }
    down
    {
        type            wall;
        inGroups        1(wall);
        nFaces          90;
        startFace       38760;
    }
    up
    {
        type            wall;
        inGroups        1(wall);
        nFaces          90;
        startFace       38850;
    }
    outlet
    {
        type            patch;
        nFaces          40;
        startFace       38940;
    }
    inlet
    {
        type            patch;
        nFaces          40;
        startFace       38980;
    }
    frontAndBackPlanes
    {
        type            empty;
        inGroups        1(empty);
        nFaces          38760;
        startFace       39020;
    }
)
 // ************************************************************************* //

[fumiya]

Hi,

You might want to try the cylinder tutorial of potentialFoam.

Hope this helps,
Fumiya

[WenY]

Originally Posted by fumiya

Hi,

You might want to try the cylinder tutorial of potentialFoam.

Hope this helps,
Fumiya

Thanks for your help! I've already solve the problem. I've made a mistake on the boundary condition located in constant/0 file.

Best regards,
WenY