{"id":387975,"date":"2024-10-03T13:31:01","date_gmt":"2024-10-03T13:31:01","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/inquiry-regarding-les-initialization-in-fluent-24r1\/"},"modified":"2024-10-03T13:31:01","modified_gmt":"2024-10-03T13:31:01","slug":"inquiry-regarding-les-initialization-in-fluent-24r1","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/inquiry-regarding-les-initialization-in-fluent-24r1\/","title":{"rendered":"Inquiry Regarding LES Initialization in FLUENT 24R1"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;\/p&gt;&lt;p&gt;I am a graduate student who primarily uses Ansys FLUENT.&lt;\/p&gt;&lt;p&gt;I would like to conduct an LES simulation.&lt;\/p&gt;&lt;p&gt;Based on publicly available materials I found on Google (Quick Guide to Setting Up LES-type simulations, Version 1.4, May 2016), I would like to initialize my LES simulation using RANS steady-state results.&lt;\/p&gt;&lt;p&gt;According to the reference, the following TUI command can be used for this setup:&nbsp;<code>\/solve\/initialize\/init-instantaneous-vel<\/code>&lt;\/p&gt;&lt;p&gt;However, in the version of FLUENT I am using (24R1), I cannot find <code>init-instantaneous-vel<\/code>&nbsp;under the&nbsp;<code>\/solve\/initialize<\/code>&nbsp;menu.&lt;\/p&gt;&lt;p&gt;Check the related post, the new version is updated to <em>\/solve\/init-turb-vel-fluctuations&nbsp;<\/em>, but I have not yet found it.&lt;\/p&gt;&lt;p&gt;Could you please explain how I can perform unsteady initialization in this case?&lt;\/p&gt;&lt;p&gt;Thank you in advance for your assistance.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-387975","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,I am a graduate student who primarily uses Ansys FLUENT.I would 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