{"id":314906,"date":"2023-11-04T22:15:34","date_gmt":"2023-11-04T22:15:34","guid":{"rendered":"\/forum\/forums\/topic\/fatigue-analysis-with-time-history-input\/"},"modified":"2023-11-06T15:36:10","modified_gmt":"2023-11-06T15:36:10","slug":"fatigue-analysis-with-time-history-input","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fatigue-analysis-with-time-history-input\/","title":{"rendered":"Fatigue Analysis with Time history Input"},"content":{"rendered":"<p>Hi everybody,<\/p>\n<p>I did a few months ago a Fatigue analysis of a bracket with Ansys Mechanical APDL. I did whole calculation by script launched in apdl. It was very long et took a lot of time.<\/p>\n<p>Now, I&#8217;m just want to perfom this same analysis with Ansys workbench.&nbsp;<\/p>\n<p>I&#8217;ve in input a time-history file .dat with forces about X-axis and Y-axis in function of time :<\/p>\n<p><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/04-11-2023-1699135129-signal.png\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/04-11-2023-1699135129-signal.png\" alt=\"\" width=\"548\" height=\"257\"><\/a><\/p>\n<p>It&#8217;s my first fatigue analysis in Ansys workbench. I saw that workbench can import time history data but I&#8217;ve no idea how it works. Do I have to run a runflow to retrieve the cycles with the alternating stress and use it as input on workbench or I have to import my .dat file data and workbench will aumatically allocate the forces at the associated times and at the end I will get the life of my part ?&nbsp;<\/p>\n<p>Note : Each time step have a combinations of Fx and Fy as load.<\/p>\n<p><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/04-11-2023-1699136093-mceclip0.png\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/11\/04-11-2023-1699136093-mceclip0.png\" width=\"484\" height=\"435\"><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Thank you in advance.<\/p>\n","protected":false},"template":"","class_list":["post-314906","topic","type-topic","status-closed","hentry","topic-tag-mechanicalworkbench-1","topic-tag-ansys-mechanical-apdl","topic-tag-fatigue","topic-tag-fatigue-analysis","topic-tag-time-history","topic-tag-workbench"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["281547","490"],"_bbp_author_ip":["23.52.43.88"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["3740"],"_edit_lock":["1699284873:221391"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["314906"],"_bbp_forum_id":["27791"],"_bbp_engagement":["490","281547"],"_bbp_voice_count":["2"],"_bbp_reply_count":["9"],"_bbp_last_reply_id":["316760"],"_bbp_last_active_id":["316760"],"_bbp_last_active_time":["2023-11-10 06:30:44"]},"test":"faycal-abdoun59gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/314906","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\/314906\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=314906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}