{"id":367826,"date":"2024-05-21T11:28:55","date_gmt":"2024-05-21T11:28:55","guid":{"rendered":"\/forum\/forums\/topic\/divergence-detected-in-amg-solver-pressure-correction-temperature-limited-to\/"},"modified":"2024-05-21T11:28:55","modified_gmt":"2024-05-21T11:28:55","slug":"divergence-detected-in-amg-solver-pressure-correction-temperature-limited-to","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/divergence-detected-in-amg-solver-pressure-correction-temperature-limited-to\/","title":{"rendered":"Divergence detected in AMG solver: pressure correction temperature limited to&#8230;"},"content":{"rendered":"<p>Hi!&nbsp;<\/p>\n<p>I am trying to run a multiphase simulation in 2D rectangular mesh using VOF method with velocity inlet, pressure outlet and heat flux input at bottom side. At outlet gauge pressure = 79997.66972 [Pa], operating pressure= 400000 [Pa], so that I have an absolute pressure of 479997.6697 [Pa].&nbsp;<\/p>\n<p>I get following error and the simulation stops.<\/p>\n<p>Divergence detected in AMG solver: pressure correction temperature limited to 5.000000e+03 in 15283 cells on zone 8 in domain 1<\/p>\n<p>Divergence detected in AMG solver: pressure correction<\/p>\n<p>Divergence detected in AMG solver: pressure correction<\/p>\n<p>Reversed flow on 15 faces of pressure-outlet 11.<\/p>\n<p>Divergence detected in AMG solver: pressure correction<\/p>\n<p>Error at host: floating point exception<\/p>\n<p>Could someone help me figure out why it happens? Thanks a lot!<\/p>\n","protected":false},"template":"","class_list":["post-367826","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["135000","199"],"_bbp_author_ip":["184.24.96.207"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["448"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["367826"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","135000"],"_bbp_voice_count":["2"],"_bbp_reply_count":["16"],"_bbp_last_reply_id":["369245"],"_bbp_last_active_id":["369245"],"_bbp_last_active_time":["2024-05-30 14:51:57"]},"test":"s-shrestha-4student-tudelft-nl"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/367826","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\/367826\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=367826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}