{"id":158009,"date":"2021-04-30T13:45:50","date_gmt":"2021-04-30T13:45:50","guid":{"rendered":"\/forum\/forums\/topic\/different-entrance-length-k-epsilon-vs-k-w-sst\/"},"modified":"2021-05-06T12:31:10","modified_gmt":"2021-05-06T12:31:10","slug":"different-entrance-length-k-epsilon-vs-k-w-sst","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/different-entrance-length-k-epsilon-vs-k-w-sst\/","title":{"rendered":"Different entrance length k-epsilon vs k-w SST"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Dear all,<\/p>\n<p>During a simulation of a 3D tube with square cross-section using two different viscous models in steady state I noticed a big difference in the resulting centerline velocity. Please see the below images, which show the solution to the problem for different mesh sizes (resulting from a mesh convergence study). <\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\">\n<a class=\"embedImage-link\" href=\"\/forum\/wp-content\/uploads\/forum-uploads\/496\/QDMHEHJAQGFZ.png\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"\/forum\/wp-content\/uploads\/forum-uploads\/496\/QDMHEHJAQGFZ.png\" alt=\"Centerline vel kepsilon vs SST.png\" \/><br \/>\n<\/a><\/p>\n","protected":false},"template":"","class_list":["post-158009","topic","type-topic","status-closed","hentry","topic-tag-3d","topic-tag-fluent","topic-tag-fully-developed","topic-tag-steady-state"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":[""],"_bbp_old_reply_author_name_id":["Anonymous"],"_bbp_old_is_reply_anonymous_id":["false"],"_btv_view_count":["842"],"_bbp_likes_count":["0"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["158009"],"_bbp_forum_id":["27792"],"_bbp_engagement":["59","22555","183618"],"_bbp_voice_count":["3"],"_bbp_reply_count":["4"],"_bbp_last_reply_id":["176997"],"_bbp_last_active_id":["176997"],"_bbp_last_active_time":["2021-05-06 12:31:10"]},"test":"marka"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/158009","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\/158009\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=158009"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}