{"id":30246,"date":"2018-08-31T15:35:35","date_gmt":"2018-08-31T15:35:35","guid":{"rendered":"\/forum\/forums\/topic\/how-to-know-the-calculation-has-converged\/"},"modified":"2021-04-28T18:25:35","modified_gmt":"2021-04-28T18:25:35","slug":"how-to-know-the-calculation-has-converged","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-know-the-calculation-has-converged\/","title":{"rendered":"How to know the calculation has converged ?"},"content":{"rendered":"<p>&nbsp;I am simulation an open channel junction is transit state; I chooses the following ;<\/p>\n<p><\/p>\n<p>time step size = .01<\/p>\n<p><\/p>\n<p>number of time steps = 100<\/p>\n<p><\/p>\n<p>Max iteration\/ time step = 100<\/p>\n<p><\/p>\n<p>I just choose theses numbers, i don&#8217;t know if that right. How I know the residuals have converged ?<\/p>\n<p><\/p>\n<p>and should i choose &#8220;at the end of iteration or at the end of time step&#8221;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/5027fbbc-318b-484f-9da0-a8d700a0685e\/f630c807-0492-4aeb-97b9-a94d00ffea96_3-transit.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>I don&#8217;t know if the calculation goes well ?!!<\/p>\n","protected":false},"template":"","class_list":["post-30246","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["2415"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["closed"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_status":["publish"],"_bbp_likes_count":["0","0","0","0","0"],"_btv_view_count":["8785"],"_bbp_subscription":["236195"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["30246"],"_bbp_forum_id":["27792"],"_bbp_engagement":["25","16909","22555","154844","156957","158563","163664","180050"],"_bbp_voice_count":["8"],"_bbp_reply_count":["8"],"_bbp_last_reply_id":["125502"],"_bbp_last_active_id":["125502"],"_bbp_last_active_time":["2020-08-26 08:32:04"]},"test":"walaa"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/30246","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\/30246\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=30246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}