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Forum: OpenFOAM Running, Solving & CFD

April 24, 2012, 17:18

Replies: 5

singularity?

Views: 3,670

Posted By mihaipruna

thanks Alberto, the cell limiter helped prevent...

thanks Alberto, the cell limiter helped prevent the values from attaining huge values.
However, I discovered another issue with my patches, which I fixed and I am hoping the simulation will run...

Forum: OpenFOAM Running, Solving & CFD

April 23, 2012, 16:36

Replies: 5

singularity?

Views: 3,670

Posted By mihaipruna

Thanks for the suggestions. checkmesh returned...

Thanks for the suggestions. checkmesh returned all clear.
hmm, my numbers are too big too....been focused on the numerics didn't bother to check Bernoulli. 100000 deltap/rho gives supersonic...

Forum: OpenFOAM Running, Solving & CFD

April 23, 2012, 14:17

Replies: 5

singularity?

Views: 3,670

Posted By mihaipruna

well, this is what i have in my fv schemes,...

well, this is what i have in my fv schemes, copied from the motorbike tutorial.
will this work for internal flows as well? My solution seems to blow up only when I try to specify inlet pressure.
...

Forum: OpenFOAM Running, Solving & CFD

April 21, 2012, 20:25

Replies: 5

singularity?

Views: 3,670

Posted By mihaipruna

singularity?

I am trying to model a simple pipe with total pressure at inlet and fixed 0 pressure at outlet. Tried various things, last one being a filleting of the edges.
Please see images. Flat face facing you...

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