{"id":275370,"date":"2023-03-17T20:44:51","date_gmt":"2023-03-17T20:44:51","guid":{"rendered":"\/forum\/forums\/topic\/convergence-issues-with-material-model-changes\/"},"modified":"2023-03-20T10:17:14","modified_gmt":"2023-03-20T10:17:14","slug":"convergence-issues-with-material-model-changes","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/convergence-issues-with-material-model-changes\/","title":{"rendered":"Convergence issues with material model changes"},"content":{"rendered":"<p>Hi,&nbsp;<\/p>\n<p>I managed to solve this multi-step static and fatigue analysis although it took quite a while (+7h):<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/17-03-2023-1679085333-mceclip1.png\"><\/p>\n<p>&nbsp;<\/p>\n<p>wbpz file: <a title=\"full-solids-shells-beams_KinHar-BONDED-NOSEP-FORCES-iacbdf\" href=\"https:\/\/drive.google.com\/file\/d\/1GLN7kYbB-Y4gXPXdWAHAWJCXqSHh0Yjf\/view?usp=share_link\" target=\"_blank\" rel=\"noopener\">https:\/\/drive.google.com\/file\/d\/1GLN7kYbB-Y4gXPXdWAHAWJCXqSHh0Yjf\/view?usp=share_link<\/a><\/p>\n<p>Now I just want to repeat exactly the same analysis but with a different plasticity model for the chosen materials (it was bilinear isotropic hardening before and I changed them now to kinematic hardening) keeping everything else the same.&nbsp; However the convergence troubles appear at the very beginning where before was a smooth and easy go&#8230;:<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/03\/17-03-2023-1679085000-mceclip0.png\"><\/p>\n<p>&nbsp;<\/p>\n<p>Any idea why or what am I missing?<\/p>\n<p>Thanks<\/p>\n","protected":false},"template":"","class_list":["post-275370","topic","type-topic","status-closed","hentry","topic-tag-convergenceerror-1","topic-tag-plasticity"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["157203","240","191063"],"_bbp_author_ip":["23.192.164.14"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["3542"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["275370"],"_bbp_forum_id":["27791"],"_bbp_engagement":["240","157203","191063"],"_bbp_voice_count":["3"],"_bbp_reply_count":["47"],"_bbp_last_reply_id":["277800"],"_bbp_last_active_id":["277800"],"_bbp_last_active_time":["2023-04-04 12:20:40"]},"test":"miguel"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/275370","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\/275370\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=275370"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}