{"id":237165,"date":"2022-10-07T07:14:22","date_gmt":"2022-10-07T07:14:22","guid":{"rendered":"\/forum\/forums\/topic\/influence-of-temperature-dependent-youngs-modulus-on-thermal-stress\/"},"modified":"2022-10-07T07:14:22","modified_gmt":"2022-10-07T07:14:22","slug":"influence-of-temperature-dependent-youngs-modulus-on-thermal-stress","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/influence-of-temperature-dependent-youngs-modulus-on-thermal-stress\/","title":{"rendered":"Influence of temperature dependent Youngs Modulus on thermal stress"},"content":{"rendered":"<p>Hello,<\/p>\n<p>I am doing a static structural analysis on a plate which has a fixed constraint on both sides in one direction.<br \/>The material has a temperature dependent Youngs Modulus (linear), but a constant coefficient of linear expansion.<\/p>\n<p>The environment temperature is 120C and the part temperature is 20C.<\/p>\n<p>&nbsp;<\/p>\n<p>The calculated stress is exactly the same like using a constant Youngs Modulus. Why?<\/p>\n<p>&nbsp;<\/p>\n<p>At temperatures with a lower youngs modulus there should be a smaller force\/stress caused by the fixed constraint?!<\/p>\n<p>It seems like Ansys calculates the thermal strain and calculates the stress based on the youngs modulus at part temperature. Is that correct?<\/p>\n","protected":false},"template":"","class_list":["post-237165","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["158256","240"],"_bbp_author_ip":["23.220.96.180"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["2673"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["237165"],"_bbp_forum_id":["27791"],"_bbp_engagement":["240","158256"],"_bbp_voice_count":["2"],"_bbp_reply_count":["5"],"_bbp_last_reply_id":["237221"],"_bbp_last_active_id":["237221"],"_bbp_last_active_time":["2022-10-07 17:15:57"]},"test":"maddes"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/237165","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\/237165\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=237165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}