{"id":160890,"date":"2021-08-01T15:14:26","date_gmt":"2021-08-01T15:14:26","guid":{"rendered":"\/forum\/forums\/topic\/dasac-failure\/"},"modified":"2021-09-24T02:02:04","modified_gmt":"2021-09-24T02:02:04","slug":"dasac-failure","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/dasac-failure\/","title":{"rendered":"dasac failure"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Hello everyone,<\/p>\n<p>I simulate gas-phase-reactions in a flow field within a tube using Fluent, DPM (with UDF for absorption) and chemkin import.<\/p>\n<p>The simulation is apparently on its way to convergence, but during some iterations (every second or third) some lines (20) with this message are written:<\/p>\n<p>dasac failure at Temperature = 335.62 K: Continuing&#8230;<\/p>\n<p>Those iterations take much more time and the printed temperatures is always lower then 500 K though the maximum temperature within the field is 1100 K. <\/p>\n<p>How can I indefinite the cause of this? I guess it is about some insufficient thermodynamic properties.<\/p>\n<p>Thank you for your help.<\/p>\n","protected":false},"template":"","class_list":["post-160890","topic","type-topic","status-closed","hentry","topic-tag-chemkin-mechanism","topic-tag-dasac-failure-1","topic-tag-fluent"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":[""],"_bbp_view_count":["236"],"_bbp_likes_count":["0","0"],"_bbp_forum_subforum_count":["0"],"_btv_view_count":["1343"],"_bbp_subscription":["254334","26982","199"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["160890"],"_bbp_forum_id":["27792"],"_bbp_engagement":["118","199","26982","210415","228944"],"_bbp_voice_count":["5"],"_bbp_reply_count":["4"],"_bbp_last_reply_id":["318769"],"_bbp_last_active_id":["318769"],"_bbp_last_active_time":["2023-11-21 11:11:43"]},"test":"daniel-eckatgooglemail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/160890","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\/160890\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=160890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}