{"id":167048,"date":"2023-04-05T14:32:45","date_gmt":"2023-04-05T14:32:45","guid":{"rendered":"\/knowledge\/forums\/topic\/why-does-the-static-analysis-actuator-from-workshop-in-rbd-training-with-import-motion-load-does-not-converge\/"},"modified":"2023-07-31T12:32:22","modified_gmt":"2023-07-31T12:32:22","slug":"why-does-the-static-analysis-actuator-from-workshop-in-rbd-training-with-import-motion-load-does-not-converge","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/why-does-the-static-analysis-actuator-from-workshop-in-rbd-training-with-import-motion-load-does-not-converge\/","title":{"rendered":"Why does the Static analysis (actuator from workshop in RBD training ) with &#8220;Import Motion load&#8221; does not converge?"},"content":{"rendered":"<p>Question: I am doing a workshop on the rigid body dynamics. I am trying to use the RBD results on to a static analysis using &#8220;Export Motion Loads&#8221;. My static analysis can import all the loads needed, but the analysis won&#8217;t converge if I follow all the steps in the tutorial. Only if I add a fixed support, I can get covergence. Can you please tell me if the fixed support addition is needed or not. Workshop tutorial shows results even without any support.  Answer: Try resolving static structural after turning on Weak springs (Mechanical >> Analysis Settings >> Solver Controls >> Weak Springs >> On )<\/p>\n","protected":false},"template":"","class_list":["post-167048","topic","type-topic","status-publish","hentry","topic-tag-4391","topic-tag-mechanical","topic-tag-multibody","topic-tag-structural-dynamics","topic-tag-structural-mechanics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Question: I am doing a workshop on the rigid body dynamics. I am trying to use the RBD results on to a static analysis using &quot;Export Motion Loads&quot;. 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My static analysis can import all the loads needed, but the analysis won&#039;t converge if I follow all the steps in the tutorial. Only if I add\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/why-does-the-static-analysis-actuator-from-workshop-in-rbd-training-with-import-motion-load-does-not-converge\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-04-05T14:32:45+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:32:22+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Why does the Static analysis (actuator from workshop in RBD training ) with \u201cImport Motion load\u201d does not converge? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Question: I am doing a workshop on the rigid body dynamics. 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