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Forum: CFX

November 5, 2012, 16:19

Replies: 15

cyclone LES simulation prob: ERROR # 004100018

Views: 3,033

Posted By ghorrocks

And the cool thing about adaptive time steppign...

And the cool thing about adaptive time steppign is that when you improve the mesh quality, it will automatically increase the time step as convergence will be faster on a better mesh.

Forum: CFX

November 5, 2012, 05:16

Replies: 15

cyclone LES simulation prob: ERROR # 004100018

Views: 3,033

Posted By ghorrocks

Why did you choose that? Any reason or did you...

Why did you choose that? Any reason or did you just guess?

Very often these errors are caused by too large a time step. I strongly recommend you change to adaptive time stepping, homing in on 3-5...

Forum: CFX

November 4, 2012, 15:56

Replies: 15

cyclone LES simulation prob: ERROR # 004100018

Views: 3,033

Posted By ghorrocks

Need to some details - steady state or transient?...

Need to some details - steady state or transient? Any multiphase stuff or other complexities? If transient what time stepping are you using?

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