{"id":292218,"date":"2023-07-10T07:57:29","date_gmt":"2023-07-10T07:57:29","guid":{"rendered":"\/forum\/forums\/reply\/292218\/"},"modified":"2023-07-10T07:57:29","modified_gmt":"2023-07-10T07:57:29","slug":"292218","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/292218\/","title":{"rendered":"Reply To: floating point exception"},"content":{"rendered":"<p>&lt;p&gt;Fluent has a limiter for pressure, temperature and turbulent itensity to avoid the solution reaching silly values without any warning. So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. I assume there are a load of multigrid messages in the TUI before the solver falls over?&lt;\/p&gt;&lt;p&gt;The cause is likely mesh or boundary condition related, but then linked to time step. With three phases and combustion\/phase change you&#8217;re going to need to carefully look at the mesh and all settings.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-292218","reply","type-reply","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=\"Fluent has a limiter for pressure, temperature and turbulent itensity to avoid the solution reaching silly values without any warning. So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. I assume there are a\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/292218\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: floating point exception | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Fluent has a limiter for pressure, temperature and turbulent itensity to avoid the solution reaching silly values without any warning. So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. 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So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. 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So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. 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So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. I assume there are a","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/292218\/","article:published_time":"2023-07-10T07:57:29+00:00","article:modified_time":"2023-07-10T07:57:29+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: floating point exception | Ansys Learning Forum","twitter:description":"Fluent has a limiter for pressure, temperature and turbulent itensity to avoid the solution reaching silly values without any warning. So, in your case the solver will be struggling, hit 1K which will mess with any temperature dependent properties, is then diverging and the final error is the floating point. 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