{"id":403497,"date":"2025-01-04T18:37:27","date_gmt":"2025-01-04T18:37:27","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/compression-of-a-rubber-sample-in-ls-dyna-act-workbench\/"},"modified":"2025-01-04T18:37:27","modified_gmt":"2025-01-04T18:37:27","slug":"compression-of-a-rubber-sample-in-ls-dyna-act-workbench","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/compression-of-a-rubber-sample-in-ls-dyna-act-workbench\/","title":{"rendered":"Compression of a rubber sample in LS Dyna ACT Workbench"},"content":{"rendered":"<p>&lt;p&gt;Hello everyone.&lt;br&gt;I decided to create a new topic about pressing rubber. Test calculation. LS Dyna ACT Workbench.&lt;br&gt;I compress a round rubber plate.&lt;br&gt;Everything is going well, but when the task is almost solved and the rubber is strongly compressed, the grid begins to penetrate each other:&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip0.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip1.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip2.png\" \/><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015756-mceclip3.png\" \/>&lt;\/p&gt;&lt;p&gt;Why is that? And how to fix it?&lt;br&gt;I also tried:&lt;br&gt;- set Normal Lagrange in contact&lt;br&gt;- configure the Contact Properties contact&lt;br&gt;- set General dumping in the solver settings&lt;br&gt;- applied Horuglass&lt;br&gt;- made the grid smaller&lt;br&gt;- and also changed Section to the rubber body.&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015800-mceclip4.png\" \/>&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015815-mceclip5.png\" \/>&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/04-01-2025-1736015838-mceclip6.png\" \/>&lt;\/p&gt;&lt;p&gt;Please give me some advice on how to make the grid not penetrate each other for as long as possible.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-403497","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27814"],"_bbp_topic_id":["403497"],"_bbp_subscription":["257647","13468"],"_bbp_author_ip":["91.134.18.46"],"_bbp_last_reply_id":["405303"],"_bbp_last_active_id":["405303"],"_bbp_last_active_time":["2025-01-16 17:38:44"],"_bbp_reply_count":["11"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["257647","13468"],"_btv_view_count":["284"],"_bbp_topic_status":["unanswered"]},"test":"javat33489gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/403497","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\/403497\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=403497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}