{"id":404587,"date":"2025-01-13T05:16:43","date_gmt":"2025-01-13T05:16:43","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/turbulent-flow-in-fluid-structural-interaction-fsi-simulation\/"},"modified":"2025-01-13T05:16:43","modified_gmt":"2025-01-13T05:16:43","slug":"turbulent-flow-in-fluid-structural-interaction-fsi-simulation","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/turbulent-flow-in-fluid-structural-interaction-fsi-simulation\/","title":{"rendered":"Turbulent flow in Fluid-Structural-Interaction (FSI) simulation"},"content":{"rendered":"<p>&lt;p&gt;Hello, i&#8217;m simulating the FSI simulation of the interaction between object (structural) and fluent (air).&nbsp;&lt;\/p&gt;&lt;p&gt;I want to realize the turbulent flow for the inlet in the FSI simulation. I mean, the input wind in the simulation should applies the fluctuating pressure on the object, since the turbulent flow has varying direction and magnitude. I utilized a lot of viscous model in FLUENT such as, k-w and k-e, However, in transient simulation it seems laminar flow is applied from the inlet&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;how can i make the fluctuating wind(just like natural wind) which has varying magnituda and direction in FSI simulation?&nbsp;&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/01\/13-01-2025-1736745392-mceclip0.png\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-404587","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&#039;m simulating the FSI simulation of the interaction between object (structural) and fluent (air). I want to realize the turbulent flow for the inlet in the FSI simulation. I mean, the input wind in the simulation should applies the fluctuating pressure on the object, since the turbulent flow has varying direction and magnitude. I utilized\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/turbulent-flow-in-fluid-structural-interaction-fsi-simulation\/\" \/>\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=\"Turbulent flow in Fluid-Structural-Interaction (FSI) simulation | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello, i&#039;m simulating the FSI simulation of the interaction between object (structural) and fluent (air). I want to realize the turbulent flow for the inlet in the FSI simulation. I mean, the input wind in the simulation should applies the fluctuating pressure on the object, since the turbulent flow has varying direction and magnitude. I utilized\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/turbulent-flow-in-fluid-structural-interaction-fsi-simulation\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-01-13T05:16:43+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-01-13T05:16:43+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Turbulent flow in Fluid-Structural-Interaction (FSI) simulation | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello, i&#039;m simulating the FSI simulation of the interaction between object (structural) and fluent (air). I want to realize the turbulent flow for the inlet in the FSI simulation. I mean, the input wind in the simulation should applies the fluctuating pressure on the object, since the turbulent flow has varying direction and magnitude. 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