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Forum: OpenFOAM Pre-Processing

January 15, 2020, 16:05

Replies: 5

flowRateInletVelocity - BC not applied correctly

Views: 1,266

Posted By jherb

Your residuals look really big. Is this a...

Your residuals look really big.

Is this a steady state case or a transient simulation? If steady state, it is just not converged yet. If transient, you probably either have to decrease the time...

Forum: OpenFOAM Pre-Processing

January 13, 2020, 16:37

Replies: 5

flowRateInletVelocity - BC not applied correctly

Views: 1,266

Posted By jherb

How have you calculated the massflows at the in-...

How have you calculated the massflows at the in- and outlet? Using function objects? Are the values on the patch faces used or the cell center values next to the patch?

Cell center values...

Forum: OpenFOAM Pre-Processing

January 12, 2020, 13:35

Replies: 5

flowRateInletVelocity - BC not applied correctly

Views: 1,266

Posted By jherb

Are you sure that you have specified the mass...

Are you sure that you have specified the mass flow rate and not the volmetric flow rate? See...

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