{"id":184629,"date":"2021-07-06T09:43:15","date_gmt":"2021-07-06T09:43:15","guid":{"rendered":"\/forum\/forums\/reply\/184629\/"},"modified":"2021-07-06T10:44:15","modified_gmt":"2021-07-06T10:44:15","slug":"184629","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/184629\/","title":{"rendered":"Reply To: transient structure shape optimization"},"content":{"rendered":"<p>Hi<\/p>\n<p>See the manual for more info about time steps.<\/p>\n<p>In this case with this maximum time step (2s) it is beyond the end time of that step. <\/p>\n<p>So I would suggest to use something like 0.25 sec for initial 0.1 sec for min, and 0.5 s as max.<\/p>\n<p>Also the time step depends what is the highest freq. in your system and can thus be taken as dt = 1\/(freq_max) * (0.1)<br \/>\n(this is just a rough guideline for dt so we might need to sue smaller than that if we have lost of damping, contacts, fats load variations, etc)<br \/>\nAll the best<\/p>\n<p>Erik<\/p>\n","protected":false},"template":"","class_list":["post-184629","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/184629","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/184629\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=184629"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}