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Forum: FLUENT

May 15, 2009, 16:05

Replies: 5

A question for unsteady state

Views: 1,969

Posted By mech5190

ok thanks. i understand... I write this...

ok thanks. i understand...

I write this issue because i have a problem with cavitation which i want simulate. And i beliaved that there is problem with choice of time step.. But it isnt there my...

Forum: FLUENT

May 13, 2009, 05:03

Replies: 5

A question for unsteady state

Views: 1,969

Posted By mech5190

ok. i do this. I decrease the time step and the...

ok. i do this. I decrease the time step and the solution converge in each time step. But the time step in witch take converged solution in 15-20 iteration is t=1e-07.
This time is much small......

Forum: FLUENT

May 12, 2009, 18:36

Replies: 5

A question for unsteady state

Views: 1,969

Posted By mech5190

A question for unsteady state

How many iterations must be put for each time step at unsteady state? the FLUENT has as preselection at 20 iteration. its ok for any problem?

With other words, if i have a model witch converged...

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