{"id":357581,"date":"2024-03-18T11:16:21","date_gmt":"2024-03-18T11:16:21","guid":{"rendered":"\/forum\/forums\/reply\/357581\/"},"modified":"2024-03-18T11:16:21","modified_gmt":"2024-03-18T11:16:21","slug":"357581","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/357581\/","title":{"rendered":"Reply To: Bioreactor Mixing time CFX analysis (Workbench)"},"content":{"rendered":"<p>&lt;p&gt;I&#8217;m not a CFX user, so more generic comments.&nbsp;&lt;\/p&gt;&lt;p&gt;If you&#8217;re using DPM can you run steady state and then run the transient tracer on a frozen flow field? That&#8217;ll also work with a full multiphase calculation if you don&#8217;t mind a small error margin as the flow does change with time.&nbsp;&lt;\/p&gt;&lt;p&gt;In terms of monitoring mixedness. You can&#8217;t use mean\/min\/max concentrations as such, as that will be global and there&#8217;s always a region with zero concentration or similar. In Fluent there is a uniformity index, maybe review that for CFD Post?&nbsp; I&#8217;d not try and parameterise this, it&#8217;s more a case of running the model(s) and then doing the last bit manually. It will take run time (transient always takes many hours\/days) but shouldn&#8217;t use too much engineer effort.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-357581","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=\"I&#039;m not a CFX user, so more generic comments. If you&#039;re using DPM can you run steady state and then run the transient tracer on a frozen flow field? That&#039;ll also work with a full multiphase calculation if you don&#039;t mind a small error margin as the flow does change with time. In terms of monitoring mixedness.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/357581\/\" \/>\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: Bioreactor Mixing time CFX analysis (Workbench) | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I&#039;m not a CFX user, so more generic comments. If you&#039;re using DPM can you run steady state and then run the transient tracer on a frozen flow field? That&#039;ll also work with a full multiphase calculation if you don&#039;t mind a small error margin as the flow does change with time. In terms of monitoring mixedness.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/357581\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-03-18T11:16:21+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-03-18T11:16:21+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Bioreactor Mixing time CFX analysis (Workbench) | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I&#039;m not a CFX user, so more generic comments. If you&#039;re using DPM can you run steady state and then run the transient tracer on a frozen flow field? That&#039;ll also work with a full multiphase calculation if you don&#039;t mind a small error margin as the flow does change with time. 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If you're using DPM can you run steady state and then run the transient tracer on a frozen flow field? That'll also work with a full multiphase calculation if you don't mind a small error margin as the flow does change with time. 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If you're using DPM can you run steady state and then run the transient tracer on a frozen flow field? That'll also work with a full multiphase calculation if you don't mind a small error margin as the flow does change with time. 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