{"id":453818,"date":"2026-03-06T07:13:55","date_gmt":"2026-03-06T07:13:55","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/tied-contact-faileddynamic_relaxation-in-the-total-retart-need-advice\/"},"modified":"2026-03-06T07:13:55","modified_gmt":"2026-03-06T07:13:55","slug":"tied-contact-faileddynamic_relaxation-in-the-total-retart-need-advice","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/tied-contact-faileddynamic_relaxation-in-the-total-retart-need-advice\/","title":{"rendered":"Tied contact failed(DYNAMIC_RELAXATION in the total retart ) Need Advice"},"content":{"rendered":"<p>&lt;p class=&#8221;ds-markdown-paragraph&#8221;&gt;Hello everyone,&lt;\/p&gt;&lt;p class=&#8221;ds-markdown-paragraph&#8221;&gt;I am encountering an issue with tied contacts during a total restart analysis for springback calculation and would appreciate some advice. \uff081\uff09First analysis &nbsp;A steel formwork falls&nbsp; onto the rock\uff0cused shell element\uff1a <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780260-mceclip1.png\" \/> and used TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET and TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET\uff1a&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780195-mceclip0.png\" \/> calculation in this step is normal\uff0cand tied contact works fine\uff1a <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780347-mceclip2.png\" \/> <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780355-mceclip3.png\" \/> \uff082\uff09total start used CONTROL_DYNAMIC_RELAXATION keyword to calculate the <strong>springback<\/strong> <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780516-mceclip4.png\" \/> but all tied contact was failed\uff1a&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2026\/03\/06-03-2026-1772780809-mceclip5.png\" \/> we could see that <strong>penetration occurred between the parts.&nbsp;<\/strong> <strong>Has anyone encountered a similar issue? Any suggestions on what parameters I should check or adjust would be greatly appreciated.<\/strong>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-453818","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["453818"],"_bbp_subscription":["660148","58821"],"_bbp_author_ip":["240e:3b1:f142:af00:b581:c6d5:e6f4:b870"],"_bbp_last_reply_id":["453853"],"_bbp_last_active_id":["453853"],"_bbp_last_active_time":["2026-03-06 12:37:17"],"_bbp_reply_count":["6"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["660148","58821"],"_btv_view_count":["119"],"_bbp_topic_status":["unanswered"]},"test":"383291376qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/453818","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/453818\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=453818"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}