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2D ship motion in cfx with sliding mesh: free surface displace with sliding interface

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Old   June 26, 2015, 08:56
Default 2D ship motion in cfx with sliding mesh: free surface displace with sliding interface
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esmail
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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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Old   June 27, 2015, 06:15
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Glenn Horrocks
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Repeat the simulation with tighter convergence and smaller time steps.
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Old   June 28, 2015, 11:18
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hi
thanks
i repeat simulation but the result is like before. do you have any idea?
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Old   July 4, 2015, 08:46
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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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