{"id":462207,"date":"2026-08-05T01:42:19","date_gmt":"2026-08-05T01:42:19","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/best-practices-for-mesh-refinement-and-ram-optimization-in-ansys-fluent\/"},"modified":"2026-08-05T01:42:19","modified_gmt":"2026-08-05T01:42:19","slug":"best-practices-for-mesh-refinement-and-ram-optimization-in-ansys-fluent","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/best-practices-for-mesh-refinement-and-ram-optimization-in-ansys-fluent\/","title":{"rendered":"Best practices for mesh refinement and RAM optimization in Ansys Fluent?"},"content":{"rendered":"<p style=\"text-align: justify\" data-path-to-node=\"8,0\">Hello everyone, I am looking for recommendations and best practices to improve simulation accuracy in Ansys Fluent without drastically increasing solve time or running into out-of-memory (RAM) issues.&nbsp;Specifically, I would like to know:<\/p>\n<ul>\n<li data-path-to-node=\"8,3,0,0\">Which meshing strategies (e.g., Poly-Hexcore, inflation layer setup) yield the best accuracy-to-cell-count ratio?<\/li>\n<li style=\"text-align: justify\">\n<p data-path-to-node=\"8,3,1,0\">How to effectively manage hardware resources (RAM\/CPU cores) to prevent system crashes during meshing or solving?<\/p>\n<\/li>\n<li>\n<p style=\"text-align: justify\" data-path-to-node=\"8,3,2,0\">Recommended convergence criteria or solver settings to balance speed and stability.<\/p>\n<\/li>\n<\/ul>\n","protected":false},"template":"","class_list":["post-462207","topic","type-topic","status-publish","hentry","topic-tag-fluent-ansys-1","topic-tag-fluent-cfd-ansys-1","topic-tag-fluent","topic-tag-fluent-mesh","topic-tag-meshing","topic-tag-simulation"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone, I am looking for recommendations and best practices to improve simulation accuracy in Ansys Fluent without drastically increasing solve time or running into out-of-memory (RAM) issues. 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How to effectively manage hardware resources (RAM\/CPU cores) to"},"aioseo_meta_data":[],"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fluent\/\" title=\"fluent\">fluent<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tBest practices for mesh refinement and RAM optimization in Ansys Fluent?\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/forum\/topics\/"},{"label":"fluent","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/fluent\/"},{"label":"Best practices for mesh refinement and RAM optimization in Ansys Fluent?","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/best-practices-for-mesh-refinement-and-ram-optimization-in-ansys-fluent\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["462207"],"_bbp_subscription":["509813","684966"],"_bbp_author_ip":[null],"_bbp_last_reply_id":["462232"],"_bbp_last_active_id":["462232"],"_bbp_last_active_time":["2026-08-05 10:33:44"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_engagement":["1","684966"],"_bbp_likes_count":["0"],"_btv_view_count":["35"],"application":["FLUENT Meshing\/Tgrid"],"emailnotification":[null],"_bbp_topic_status":["unanswered"],"_bbp_voice_count":["2"]},"test":"joao-faustinoufpr-br"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/462207","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\/462207\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=462207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}