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September 26, 2011, 07:10 |
two different two phase model
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#1 |
Senior Member
hamid
Join Date: Nov 2010
Posts: 185
Rep Power: 15 |
Hi
do u think its possible to use desceret particle model ( injection of water in fluid1) and vof model (fluid1 is in fluid2) at the same time in a domain ? thank you |
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September 26, 2011, 10:49 |
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#2 |
New Member
Join Date: Mar 2009
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yes, it is possible, as a matter of fact manual also says so...
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September 26, 2011, 10:59 |
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#3 |
Senior Member
hamid
Join Date: Nov 2010
Posts: 185
Rep Power: 15 |
Hi
Thank you for reply, is it in help or user guide? |
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September 26, 2011, 11:06 |
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#4 |
New Member
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user guide, but there is just a remark that it is possible. It depends on what you want to simulate...
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September 26, 2011, 12:23 |
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#5 |
Senior Member
hamid
Join Date: Nov 2010
Posts: 185
Rep Power: 15 |
hi,
that is like injection of water in a two phase flow (fluid 2 and fluid 3 while fluid 2 and 3 are modeled with VOF) |
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September 27, 2011, 04:18 |
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#6 |
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then u need to write some UDF to provide coupling between DPM and VOF.
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September 30, 2011, 05:26 |
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#7 |
Senior Member
hamid
Join Date: Nov 2010
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thank you, but could u explain a little bit more..
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September 30, 2011, 06:03 |
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#8 |
New Member
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u did not described your problem in details, for this reason nobody here can help you here.
From my point of view, I can only tell you a general rule: 1) write UDF to for mass, momentum, energy transfer from DPM to VOF 2) make sure that everything is conserved (no sinks, sources) |
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September 30, 2011, 08:53 |
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#9 |
Senior Member
hamid
Join Date: Nov 2010
Posts: 185
Rep Power: 15 |
thank u for the clue..
the problem is injecting water in the domain of two fluids (fluid2 and fluid 3), the domain is a pipe.. fluid 2 and fluid 3 are modeled with VOF and the injection of water is modeled by DPM, |
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