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Forum: OpenFOAM

August 24, 2012, 00:00

Replies: 14

Access to the velocity at boundary cells

Views: 7,636

Posted By ybapat

Hello Wei, const volVectorField& Uc =...

Hello Wei,

const volVectorField& Uc = db().lookupObject<volVectorField>("U") would give you velocity field over entire domain. To get at boundary you need to do as Arne suggested in his post
...

Forum: OpenFOAM

August 23, 2012, 00:16

Replies: 14

Access to the velocity at boundary cells

Views: 7,636

Posted By ybapat

Hello Wei, You need to loop over cellList to...

Hello Wei,

You need to loop over cellList to access value of individual cell.
forAll(cells,celli)
{
vector Ui = U[celli]
}

If you need directly field of boundary velocities, better option...

Forum: OpenFOAM

August 22, 2012, 00:21

Replies: 14

Access to the velocity at boundary cells

Views: 7,636

Posted By ybapat

Hello, patch.faceCells() will give you list...

Hello,

patch.faceCells() will give you list of cells adjecent to boundary. To get adjecent cell for a face, do patch.faceCells()[facei]. Using this cell id and volVectorField U you can access...

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