{"id":29671,"date":"2018-07-11T01:59:01","date_gmt":"2018-07-11T01:59:01","guid":{"rendered":"\/forum\/forums\/topic\/elasto-plastic-curve-and-multilinear-isotropic-hardening\/"},"modified":"2018-07-11T01:59:01","modified_gmt":"2018-07-11T01:59:01","slug":"elasto-plastic-curve-and-multilinear-isotropic-hardening","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/elasto-plastic-curve-and-multilinear-isotropic-hardening\/","title":{"rendered":"Elasto Plastic Curve and Multilinear Isotropic Hardening"},"content":{"rendered":"<p>Hello, now I am trying to understand the application of plasticity in Ansys, so I am modeling a simple bar, fixed on both sides. But I am suing a plane of symmetry in the middle, because is the same plane of symmetry which I am using in my master thesis.<\/p>\n<p><\/p>\n<p>The question is about the multilinear isotropic hardening. I am using some curves from the literature, and in the reality we have a gap between the end of elasticity and the start of plasticity, where the stress is constant and there is a variation of the strain. I considered it in the multilinear material curve:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/c42831db-4c69-4e26-a47a-a8970020917b\/14d446d4-f098-41ed-a661-a91a0020f222_multilinear-curve.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>I would like some opinion. Because I have read some articles, and the people do not consider this &#8220;constant&#8221; gap. I think the because is difficult to know&nbsp;the strain when this gap starts. What do you think about it?<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-29671","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["1840"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0","0","0","0","0"],"_btv_view_count":["6118"],"_bbp_subscription":["235874"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["29671"],"_bbp_forum_id":["27791"],"_bbp_engagement":["240","897","156165","181699"],"_bbp_voice_count":["4"],"_bbp_reply_count":["13"],"_bbp_last_reply_id":["137591"],"_bbp_last_active_id":["137591"],"_bbp_last_active_time":["2021-01-05 05:06:11"]},"test":"fabricio-urquhart"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/29671","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\/29671\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=29671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}