{"id":32233,"date":"2018-12-19T13:43:33","date_gmt":"2018-12-19T13:43:33","guid":{"rendered":"\/forum\/forums\/topic\/determining-the-smallest-cell-size-in-the-mesh\/"},"modified":"2018-12-19T13:43:33","modified_gmt":"2018-12-19T13:43:33","slug":"determining-the-smallest-cell-size-in-the-mesh","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/determining-the-smallest-cell-size-in-the-mesh\/","title":{"rendered":"Determining the Smallest Cell Size in the Mesh"},"content":{"rendered":"<p>Hello,<\/p>\n<p><\/p>\n<p>Hope you are all doing well.<\/p>\n<p><\/p>\n<p>I am doing a transient laminar analysis to simulate pulsatile blood flow<\/p>\n<p><\/p>\n<p>My fluid domain is a 2d&nbsp; rectangle with the following dimensions: 3.5 cm (length) &amp; 3 mm (diameter) and the mesh is shown below.<\/p>\n<p><\/p>\n<p>I am trying to calculate the time step size using the courant number that&#8217;s why I need to determine the smallest cell size in my mesh.<\/p>\n<p><\/p>\n<p>Using fluent I tried &#8216;check&#8217; mesh and by taking the square root of min area or cubic root of min volume I get cell size equal to 0.0262 m and 7.829*e-3 m respectively&nbsp; which in both cases sounds unreasonable given that my domain has a diameter of 3e-3.<\/p>\n<p><\/p>\n<p>Does anyone know how can I determine the smallest cell size in my domain?<\/p>\n<p><\/p>\n<p>Thank you in advance<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/57a40627-d334-4dbe-a431-a99d00a3af3c\/07e4b6c4-6191-4e10-aef6-a9bb00e10405_elem.jpg?width=690&amp;upscale=false\" alt=\"Initial Course Mesh \"><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/57a40627-d334-4dbe-a431-a99d00a3af3c\/b6e17362-b054-4457-a386-a9bb00e1243f_flue.jpg?width=690&amp;upscale=false\" alt=\"Volume &amp; Area report\"><\/p>\n","protected":false},"template":"","class_list":["post-32233","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["4405"],"_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","0","0","0"],"_btv_view_count":["3093"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["32233"],"_bbp_forum_id":["27792"],"_bbp_engagement":["22555","160489"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["72875"],"_bbp_last_active_id":["72875"],"_bbp_last_active_time":["2018-12-19 18:26:38"]},"test":"moe9423"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/32233","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\/32233\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=32233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}