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2D ship motion in cfx with sliding mesh: free surface displace with sliding interface |
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June 26, 2015, 09:56
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2D ship motion in cfx with sliding mesh: free surface displace with sliding interface
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#1 |
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New Member
esmail
Join Date: May 2015
Posts: 20
Rep Power: 11  |
hi
i simulated 2D ship motion in cfx with sliding mesh. but in the result free surface is like attachment. any body could help me to fix this free surface thanks |
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June 27, 2015, 07:15
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#2 |
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Super Moderator
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,852
Rep Power: 144 |
Repeat the simulation with tighter convergence and smaller time steps.
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June 28, 2015, 12:18
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#3 |
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New Member
esmail
Join Date: May 2015
Posts: 20
Rep Power: 11 |
hi
thanks i repeat simulation but the result is like before. do you have any idea? |
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July 4, 2015, 09:46
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#4 |
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Super Moderator
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,852
Rep Power: 144 |
You need to improve the accuracy of the free surface model you are using. Exactly what is the problem is impossible to to tell base on the vague information so far.
http://www.cfd-online.com/Wiki/Ansys..._inaccurate.3F |
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