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Forum: COMSOL

May 19, 2014, 05:01

Replies: 10

Time dependent solver of unsteady Navier Stokes

Views: 4,524

Posted By praveen

It may happen that openfoam has some sort of...

It may happen that openfoam has some sort of asymmetry in the solution process which induces instabilities to develop. If it does not happen in comsol you have to add some disturbance yourself.

Forum: COMSOL

May 18, 2014, 13:49

Replies: 10

Time dependent solver of unsteady Navier Stokes

Views: 4,524

Posted By praveen

You may have to add some disturbance to induce...

You may have to add some disturbance to induce unsteadiness. E.g., perturb the initial condition by a small amount.

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