{"id":377875,"date":"2024-08-11T15:10:32","date_gmt":"2024-08-11T15:10:32","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-coupling-2\/"},"modified":"2024-08-11T15:10:32","modified_gmt":"2024-08-11T15:10:32","slug":"rocky-fluent-coupling-2","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-coupling-2\/","title":{"rendered":"Rocky-Fluent coupling"},"content":{"rendered":"<p>Hi,<\/p>\n<p>&nbsp;<\/p>\n<p>I am seeing a convergence issue with my CFD-DEM coupling simulation. first that i run my fluent to get my case and data all the parameters converge with 10 iterations . when I use those case and date for the Rocky, beginning of the simulation all converge in 10 iterations but as simulation goes on it needs more iterations to converge( 30 to 40) and that is just for the continuty the rest converge with a few iterations. i tried lowering the time step and still it is happaning. what should i do that during the whole simulation continuty converge as it does beginning of the simulation?<\/p>\n<p>Thanks&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-377875","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["57165","199"],"_bbp_author_ip":["137.99.69.128"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["139"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["377875"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","57165"],"_bbp_voice_count":["2"],"_bbp_reply_count":["7"],"_bbp_last_reply_id":["378166"],"_bbp_last_active_id":["378166"],"_bbp_last_active_time":["2024-08-13 15:16:06"]},"test":"98fda2c5151906a025703ec623e093a5a38a4681"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/377875","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\/377875\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=377875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}