{"id":396125,"date":"2024-12-03T16:20:40","date_gmt":"2024-12-03T16:20:40","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396125\/"},"modified":"2024-12-03T16:20:40","modified_gmt":"2024-12-03T16:20:40","slug":"396125","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396125\/","title":{"rendered":"Reply To: Ansys Mechanical : Modal"},"content":{"rendered":"<p>&lt;p&gt;It&#8217;s easy for the FEA boundary conditions to over-state the rigidity of the actual supports.&nbsp; For example, if you apply a &#8220;roller&#8221; constraint to a face you are also preventing rotation of that face.&nbsp;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-396125","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=\"It&#039;s easy for the FEA boundary conditions to over-state the rigidity of the actual supports. For example, if you apply a &quot;roller&quot; constraint to a face you are also preventing rotation of that face.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396125\/\" \/>\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: Ansys Mechanical : Modal | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"It&#039;s easy for the FEA boundary conditions to over-state the rigidity of the actual supports. For example, if you apply a &quot;roller&quot; constraint to a face you are also preventing rotation of that face.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396125\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-12-03T16:20:40+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-12-03T16:20:40+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Ansys Mechanical : Modal | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"It&#039;s easy for the FEA boundary conditions to over-state the rigidity of the actual supports. 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