CFD Online Logo CFD Online URL
www.cfd-online.com
[Sponsors]
Home > Forums > Software User Forums > ANSYS > CFX

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

Register Blogs Community New Posts Updated Threads Search

Reply
 
LinkBack Thread Tools Search this Thread Display Modes
Old   June 26, 2015, 09:56
Default 2D ship motion in cfx with sliding mesh: free surface displace with sliding interface
  #1
New Member
 
esmail
Join Date: May 2015
Posts: 20
Rep Power: 11
esmail is on a distinguished road
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
Attached Images
File Type: jpg result.jpg (28.6 KB, 35 views)
esmail is offline   Reply With Quote

Old   June 27, 2015, 07:15
Default
  #2
Super Moderator
 
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,870
Rep Power: 144
ghorrocks is just really niceghorrocks is just really niceghorrocks is just really niceghorrocks is just really nice
Repeat the simulation with tighter convergence and smaller time steps.
ghorrocks is offline   Reply With Quote

Old   June 28, 2015, 12:18
Default
  #3
New Member
 
esmail
Join Date: May 2015
Posts: 20
Rep Power: 11
esmail is on a distinguished road
hi
thanks
i repeat simulation but the result is like before. do you have any idea?
esmail is offline   Reply With Quote

Old   July 4, 2015, 09:46
Default
  #4
Super Moderator
 
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,870
Rep Power: 144
ghorrocks is just really niceghorrocks is just really niceghorrocks is just really niceghorrocks is just really nice
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
ghorrocks is offline   Reply With Quote

Reply


Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are On
Refbacks are On


Similar Threads
Thread Thread Starter Forum Replies Last Post
Radiation in semi-transparent media with surface-to-surface model? mpeppels CFX 11 August 22, 2019 08:30
Radiation interface hinca CFX 15 January 26, 2014 18:11
[ICEM] How to generate sunstructured "all-tri patch-dependant" surface mesh in ICEM? jash ANSYS Meshing & Geometry 19 July 23, 2013 19:48
[blockMesh] BlockMeshmergePatchPairs hjasak OpenFOAM Meshing & Mesh Conversion 11 August 15, 2008 08:36
CFX 4.4 New free surface option Viatcheslav Anissimov CFX 0 April 3, 2002 07:27


All times are GMT -4. The time now is 20:54.