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Search: Posts Made By: ghorrocks
Forum: CFX March 19, 2013, 05:42
Replies: 6
Views: 1,531
Posted By ghorrocks
Of course ramping the speed like this causes its...

Of course ramping the speed like this causes its own convergence difficulties. It is not an ideal way of doing it.

A much preferable way is to have the impeller running at the constant full speed,...
Forum: CFX March 17, 2013, 18:26
Replies: 6
Views: 1,531
Posted By ghorrocks
If your existing citer*10[rev min^-1] is too...

If your existing citer*10[rev min^-1] is too agressive then isn't the solution simply to reduce the coefficient, maybe citer*1[rev min^-1] or whatever works?

Note that this equation is unbounded...
Forum: CFX March 16, 2013, 05:57
Replies: 6
Views: 1,531
Posted By ghorrocks
What do you mean by "axial velocity ramp each 25...

What do you mean by "axial velocity ramp each 25 iterations"? Why are you doing this?

You could use a CEL expression to automatically link the axial velocity to iteration number but I cannot see...
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