{"id":228999,"date":"2020-11-07T15:21:53","date_gmt":"2020-11-07T15:21:53","guid":{"rendered":"\/forum\/forums\/reply\/228999\/"},"modified":"2022-08-09T14:15:30","modified_gmt":"2022-08-09T14:15:30","slug":"228999","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/228999\/","title":{"rendered":"Reply To: &#8216;Large deflection on&#8217; non-linearity VS &#8216;frictional\/frictionless support or contact&#8217; non-linearity."},"content":{"rendered":"<p>Array   Frictionless <strong>support <\/strong>is a linear boundary condition. It works in linear analyses like modal and harmonic response. Nodes on the surface cannot separate in any analysis.<br \/>\nFrictionless <strong>contact <\/strong>is a nonlinear contact. Nodes on the surface can separate. ANSYS Mechanical will automatically convert a closed frictionless contact into a frictionless support in a modal analysis, but will ignore an open frictionless contact in a modal analysis.  In a Static Structural or Full Transient Structural (not MSUP) the nodes in the contact can open and close as needed during the solution.<\/p>\n","protected":false},"template":"","class_list":["post-228999","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/228999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/228999\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=228999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}