{"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":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone,I am encountering an issue with tied contacts during a total restart analysis for springback calculation and would appreciate some advice. \uff081\uff09First analysis A steel formwork falls onto the rock\uff0cused shell element\uff1a and used TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET and TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET\uff1a calculation in this step is normal\uff0cand tied contact works fine\uff1a \uff082\uff09total start used CONTROL_DYNAMIC_RELAXATION keyword\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" 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TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET and TIED_SHELL_EDGE_TO_SURFACE_BEAM_OFFSET\uff1a calculation in this step is normal\uff0cand tied contact works fine\uff1a \uff082\uff09total start used CONTROL_DYNAMIC_RELAXATION keyword\" \/>\n\t\t<script type=\"application\/ld+json\" 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