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Forum: Main CFD Forum

November 9, 2016, 18:40

Replies: 4

Mesh Grid Study - Result Tolerance - Lift, Drag, Moment.

Views: 1,089

Posted By flotus1

Take a look at your drag results: they either...

Take a look at your drag results: they either show oscillatory convergence or there is an error not related to the cell size. Either way, extrapolating the results is not an option.
To be more...

Forum: Main CFD Forum

November 9, 2016, 13:47

Replies: 4

Mesh Grid Study - Result Tolerance - Lift, Drag, Moment.

Views: 1,089

Posted By flotus1

The key to a successful grid sensitivity analysis...

The key to a successful grid sensitivity analysis is controlling all other sources of error and making sure their contribution is much lower than the error you expect from the spatial discretization....

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