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Showing results 1 to 8 of 8 Search took 0.00 seconds. Search: Posts Made By: ghorrocks

Forum: CFX January 28, 2018, 17:10

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks If you load the def file and CCL you want into... If you load the def file and CCL you want into CFX-Pre it will put it into your version's format. Keywords it does not recognise will be missing, so you can add those using the GUI.

Forum: CFX October 1, 2009, 18:36

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks If the tutorials and descriptions here aren't... If the tutorials and descriptions here aren't enough to get you started then I think you need to do a CFX multiphase training course. Talk to your CFX support people about what training courses they...

Forum: CFX September 30, 2009, 19:30

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Do the tutorials, and have a look at the CCL you... Do the tutorials, and have a look at the CCL you quoted. Also upgrade to V12, it has much improved free surface modelling capbilities.

Forum: CFX May 6, 2009, 07:25

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Hi, I will quote it for the third time. "You... Hi, I will quote it for the third time. "You need to establish mesh, timestep and convergence sensitivity for your simulation before it will be accurate." If you are having problems with accuracy...

Forum: CFX May 4, 2009, 20:07

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Hi, A quote from my last post - "You need to... Hi, A quote from my last post - "You need to establish mesh, timestep and convergence sensitivity for your simulation before it will be accurate." These parameters are all problem dependent so you...

Forum: CFX May 4, 2009, 07:51

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Hi, A finer mesh will definitely help and... Hi, A finer mesh will definitely help and tighter convergence might also help. You need to establish mesh, timestep and convergence sensitivity for your simulation before it will be accurate. ...

Forum: CFX May 2, 2009, 08:40

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Hi, Have you tried "Volume Fraction... Hi, Have you tried "Volume Fraction Smoothing = None"? I suggested it because it has caused weird surface behaviour for me before and as long as your mesh is fine enough to resolve the surface...

Forum: CFX April 29, 2009, 19:28

Replies: 21 Simulation of a single bubble with a VOF-method Views: 17,669 Posted By ghorrocks Hi: Some comments: Why have you set... Hi: Some comments: Why have you set "ggi permit no intersection = t" and "old surface tension numerics = t". Unless you have a specific reason to set them I would return to the defaults. ...

Showing results 1 to 8 of 8

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