{"id":50106,"date":"2020-11-25T08:22:33","date_gmt":"2020-11-25T08:22:33","guid":{"rendered":"\/forum\/forums\/topic\/how-to-tackle-negative-element-density-error-in-prestress-explicit-simulation\/"},"modified":"2020-11-25T08:22:33","modified_gmt":"2020-11-25T08:22:33","slug":"how-to-tackle-negative-element-density-error-in-prestress-explicit-simulation","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-tackle-negative-element-density-error-in-prestress-explicit-simulation\/","title":{"rendered":"How to tackle Negative element density error in prestress explicit simulation"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Hello<\/p>\n<p>I am trying to perform a prestress explicit simulation but face Negative element density error and a warning in explicit as shown below.&nbsp;The model includes a socket and a screw(simulation uses &frac14; model).&nbsp;<\/p>\n<p>First step in static is a large deformation interference fit simulation between socket and screw.<\/p>\n<p>Second step in explicit is to extract the screw from socket<\/p>\n<p>By the way, the mesh is completed in Hypermesh, and if I suppress the prestress condition in explicit, there is no problem to finish the explicit simulation.&nbsp;I have attached my wbpz file. <\/p>\n<p>Thank you in advance! Hope everything is doing well with you!<\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\">\n<a class=\"embedImage-link\" href=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/MKXVRAJ5FML6\/image.png\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/MKXVRAJ5FML6\/image.png\" alt=\"image.png\" \/><br \/>\n<\/a><\/p>\n","protected":false},"template":"","class_list":["post-50106","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["22349"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":["}_\u00116"],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0"],"_btv_view_count":["771"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["50106"],"_bbp_forum_id":["27814"],"_bbp_engagement":["240","183572"],"_bbp_voice_count":["2"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["134415"],"_bbp_last_active_id":["134415"],"_bbp_last_active_time":["2020-11-29 14:48:03"]},"test":"haiquan"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/50106","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\/50106\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=50106"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}