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January 12, 2011, 12:41 |
2-phase DPM- Divergence problem
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#1 |
New Member
viva
Join Date: Jan 2011
Posts: 14
Rep Power: 15 |
Hi:
I am trying to simulate gs-solid flow in a pipe using DPM. After some iterations it gives me error: Divergence detected in AMG solver: epsilon Please suggest!! Thanks |
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January 13, 2011, 01:53 |
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#2 |
New Member
Phan Hoang Nam
Join Date: Nov 2009
Posts: 4
Rep Power: 16 |
You should use time step size small enough to satisfy the Courant number if explicit scheme is used.
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January 13, 2011, 01:55 |
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#3 |
New Member
viva
Join Date: Jan 2011
Posts: 14
Rep Power: 15 |
Thanks alot for the reply. I am using time step = 0.0001. I still need to reduce it.
thanks |
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