{"id":35490,"date":"2019-05-21T14:57:14","date_gmt":"2019-05-21T14:57:14","guid":{"rendered":"\/forum\/forums\/topic\/contours-of-mass-imbalance-vs-continuity-residual\/"},"modified":"2019-05-21T14:57:14","modified_gmt":"2019-05-21T14:57:14","slug":"contours-of-mass-imbalance-vs-continuity-residual","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/contours-of-mass-imbalance-vs-continuity-residual\/","title":{"rendered":"Contours of mass imbalance VS continuity residual"},"content":{"rendered":"<p>Hello, after some advice from this forum I managed to obtain a continuity residual below (1.10^-3) by reducing a difference in cell size between two regions of my geometry. I wanted to know how to explain the contours of mass imbalance that you can compute after the solution and what does it mean in the regions where it seems to be high. Is it a defect of the mesh, incorrect boundary conditions&#8230; ? The mesh is as follows:<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/790cbc89-415b-474e-92a1-aa4f007fdde4\/fe0d5a81-70df-4b8a-8283-aa5400f58668_mesh.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>The residuals are as follows:&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/790cbc89-415b-474e-92a1-aa4f007fdde4\/518e9ca8-66b5-431f-9b10-aa5400f61b84_residuals.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>The mass imbalance contours looks like this:&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/790cbc89-415b-474e-92a1-aa4f007fdde4\/3e453d57-a0b2-434e-95ff-aa5400f646be_imbalance-contours.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>What does these regions mean? I couldn&#8217;t find the answer online&#8230; Thanks in advance<\/p>\n","protected":false},"template":"","class_list":["post-35490","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["7662"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0","0"],"_btv_view_count":["2581"],"_bbp_subscription":["76177"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["35490"],"_bbp_forum_id":["27792"],"_bbp_engagement":["59","22555","165370"],"_bbp_voice_count":["3"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["85828"],"_bbp_last_active_id":["85828"],"_bbp_last_active_time":["2019-05-22 05:03:51"]},"test":"adrienbruder"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/35490","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\/35490\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=35490"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}