{"id":398302,"date":"2024-12-23T13:27:38","date_gmt":"2024-12-23T13:27:38","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/398302\/"},"modified":"2024-12-23T13:27:38","modified_gmt":"2024-12-23T13:27:38","slug":"398302","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/398302\/","title":{"rendered":"Reply To: Tutorial or Help for 2 way FSI"},"content":{"rendered":"<p>&lt;p&gt;In the reference frame of the IR, the balls are not translating.&lt;\/p&gt;&lt;p&gt;The animation you show shows motion in the absolute frame. You are not solving this problem in the absolute frame.&lt;\/p&gt;&lt;p&gt;Your Mechanical setup should also reflect this. Only RZ should be free, the other 5 DOF should be fixed.&lt;\/p&gt;&lt;p&gt;You can check if remeshing is sufficient indeed.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-398302","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"In the reference frame of the IR, the balls are not translating.The animation you show shows motion in the absolute frame. You are not solving this problem in the absolute frame.Your Mechanical setup should also reflect this. Only RZ should be free, the other 5 DOF should be fixed.You can check if remeshing is sufficient\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/398302\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: Tutorial or Help for 2 way FSI | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"In the reference frame of the IR, the balls are not translating.The animation you show shows motion in the absolute frame. You are not solving this problem in the absolute frame.Your Mechanical setup should also reflect this. Only RZ should be free, the other 5 DOF should be fixed.You can check if remeshing is sufficient\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/398302\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-12-23T13:27:38+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-12-23T13:27:38+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Tutorial or Help for 2 way FSI | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"In the reference frame of the IR, the balls are not translating.The animation you show shows motion in the absolute frame. You are not solving this problem in the absolute frame.Your Mechanical setup should also reflect this. 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