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Forum: CFX

March 13, 2014, 16:32

Replies: 6

Increase the size of the domain each time step

Views: 1,584

Posted By ghorrocks

That has nothing to do with it. Accelerations are...

That has nothing to do with it. Accelerations are rates of change of velocity - so if the velocity does not change then there is no acceleration. It does not matter if the velocity is big or small.
...

Forum: CFX

March 12, 2014, 22:01

Replies: 6

Increase the size of the domain each time step

Views: 1,584

Posted By ghorrocks

Don't forget you can model this in the absolute...

Don't forget you can model this in the absolute frame of reference (ie a stationary earth and the drill bit advances) or in the drill bit frame of reference (ie the earth moves past a stationary...

Forum: CFX

March 12, 2014, 04:03

Replies: 6

Increase the size of the domain each time step

Views: 1,584

Posted By ghorrocks

You can use dynamic remeshing to add more mesh. ...

You can use dynamic remeshing to add more mesh.

Alternately you can do an initial simulation, then stop. The start a new simulation with the 2x1 mesh and interpolate the first run results onto the...

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