{"id":390681,"date":"2024-10-21T15:03:32","date_gmt":"2024-10-21T15:03:32","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/390681\/"},"modified":"2024-10-21T15:03:32","modified_gmt":"2024-10-21T15:03:32","slug":"390681","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/390681\/","title":{"rendered":"Reply To: Problem during restarting of System Coupling"},"content":{"rendered":"<p>&lt;p&gt;Ideally Fluent will converge in 10-15 iterations, but given the geometry changes you may need a few more. Have you run a single Fluent model in steady state and passed the pressure field over to Mechanical? The set up sounds sensible, but if the initial fluid flow field tries to expand the artery wall too much you may need to review\/rethink the settings or modelling approach.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-390681","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=\"Ideally Fluent will converge in 10-15 iterations, but given the geometry changes you may need a few more. Have you run a single Fluent model in steady state and passed the pressure field over to Mechanical? The set up sounds sensible, but if the initial fluid flow field tries to expand the artery wall too\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/390681\/\" \/>\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: Problem during restarting of System Coupling | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Ideally Fluent will converge in 10-15 iterations, but given the geometry changes you may need a few more. Have you run a single Fluent model in steady state and passed the pressure field over to Mechanical? The set up sounds sensible, but if the initial fluid flow field tries to expand the artery wall too\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/390681\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-10-21T15:03:32+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-10-21T15:03:32+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Problem during restarting of System Coupling | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Ideally Fluent will converge in 10-15 iterations, but given the geometry changes you may need a few more. Have you run a single Fluent model in steady state and passed the pressure field over to Mechanical? 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