{"id":278691,"date":"2023-04-10T14:10:49","date_gmt":"2023-04-10T14:10:49","guid":{"rendered":"\/forum\/forums\/topic\/apdl-modelling-of-porous-media-using-gtn\/"},"modified":"2023-04-10T15:01:23","modified_gmt":"2023-04-10T15:01:23","slug":"apdl-modelling-of-porous-media-using-gtn","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/apdl-modelling-of-porous-media-using-gtn\/","title":{"rendered":"Plasticity Model of porous media using GTN"},"content":{"rendered":"<p>Dear all,<\/p>\n<p>When one models a porous structure in &#8220;ANSYS APDL&#8221; using Gurson model, some GTN parameters including the volumetric porosity fraction (i.e. initial porosity) are entered using the TBDATA command.<\/p>\n<p>In these models, are we still supposed to draw the voids physically through the solid matrix after entering the initial porosity? or Does ANSYS automatically consider &#8220;virtual microvoids&#8221; through a solid matrix after entering the initial porosity?<\/p>\n<p>If we must incorporate the voids into the matrix physically, how can we impose spherical voids in a &#8220;2D axisymmetric&#8221; model?<\/p>\n<p>Many Thanks<\/p>\n","protected":false},"template":"","class_list":["post-278691","topic","type-topic","status-closed","hentry","topic-tag-ansys-apdl","topic-tag-plasticity","topic-tag-porous-media"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["281755","88","99"],"_bbp_author_ip":["23.192.164.18"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1565"],"_edit_lock":["1681138825:214126"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["278691"],"_bbp_forum_id":["27791"],"_bbp_engagement":["88","99","281755"],"_bbp_voice_count":["3"],"_bbp_reply_count":["7"],"_bbp_last_reply_id":["279378"],"_bbp_last_active_id":["279378"],"_bbp_last_active_time":["2023-04-13 23:37:00"]},"test":"onur-arslanabdn-ac-uk"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/278691","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\/278691\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=278691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}