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Forum: OpenFOAM Programming & Development

July 24, 2013, 03:01

Replies: 8

Setting normal component of a vector to zero

Views: 2,107

Posted By ARTem

It's very strange for me. You can check this out...

It's very strange for me. You can check this out for youself:
create 1d mesh with 2 nodes (or 3d with 8 nodes - 2 in each directions - to be sure by 100%). Create volField DT with, e.g. value "1",...

Forum: OpenFOAM Programming & Development

July 23, 2013, 03:03

Replies: 8

Setting normal component of a vector to zero

Views: 2,107

Posted By ARTem

Hello, andyru. Don't forget about functions...

Hello, andyru.
Don't forget about functions with same name but taking different arguments.
gGrad.correctBoundaryConditions();
takes no arguments
and
template<class Type>
void...

Forum: OpenFOAM Programming & Development

July 22, 2013, 05:36

Replies: 8

Setting normal component of a vector to zero

Views: 2,107

Posted By ARTem

Hello, ChrisA. Ok, I get your point) ...

Hello, ChrisA.

Ok, I get your point)

When you computes JTherm = -DT*fvc::grad(T); non-zero diffusive flux is already in cell adjacent to boundary. And JTherm boundary will not be used in...

Forum: OpenFOAM Programming & Development

July 22, 2013, 03:23

Replies: 8

Setting normal component of a vector to zero

Views: 2,107

Posted By ARTem

Why don't you consider setting up diffusive flux...

Why don't you consider setting up diffusive flux of your variable T to zero by using zeroGradient (dT/dn = 0) boundary condition?

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