{"id":170550,"date":"2023-06-05T07:04:45","date_gmt":"2023-06-05T07:04:45","guid":{"rendered":"\/knowledge\/forums\/topic\/why-arent-my-nodal-forces-in-equilbrium-after-a-mode-sup-transient-analysis\/"},"modified":"2023-07-31T12:33:19","modified_gmt":"2023-07-31T12:33:19","slug":"why-arent-my-nodal-forces-in-equilbrium-after-a-mode-sup-transient-analysis","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/why-arent-my-nodal-forces-in-equilbrium-after-a-mode-sup-transient-analysis\/","title":{"rendered":"Why aren&#8217;t my nodal forces in equilbrium after a mode-sup transient analysis?"},"content":{"rendered":"<p>Prior to 14.0, the expansion of the mode-sup transient solution recovers only the static component of the nodal forces.  The unbalanced nodal forces you see would be balanced by the inertia forces.  At 14.0 MODOPT,,,,YES,,MSUPKey=YES is required to get the damping and inertia forces.<\/p>\n","protected":false},"template":"","class_list":["post-170550","topic","type-topic","status-publish","hentry","topic-tag-16-2","topic-tag-mechanical-apdl","topic-tag-structural-dynamics","topic-tag-structural-mechanics","topic-tag-transient-implicit"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["2\/6\/2023 20:20"],"_bbp_forum_id":["27792"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["529"],"siebel_km_number":["2014209"],"product_version":["16.2"],"km_published_date":["2010-12-30T09:16:00.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical APDL"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/170550","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/170550\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=170550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}