{"id":396672,"date":"2024-12-07T16:19:14","date_gmt":"2024-12-07T16:19:14","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396672\/"},"modified":"2024-12-07T16:19:14","modified_gmt":"2024-12-07T16:19:14","slug":"396672","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396672\/","title":{"rendered":"Reply To: Air Heat Transfer Coefficient &#8211; SteadyStateThermal Simulation &#8211; ANSYS Mechanical"},"content":{"rendered":"<p>&lt;p&gt;Actually I forgot to select some surfaces for the convection boundary condition, but still the temperature of the FEA is much higher than the real case (180 &deg;C) using that kind of film coefficient; but apart from this, I think that&#8217;s all okay, I just have a body which produces heat, all the contacts are set correctly, and the convection has been applied.&lt;br&gt;I start thinking that there are 2 options at the end&#8230; The first is trying to perform many experiments on different simple cases like this (I already did many of them, but, then, the problem is finding a successful correlation that links htc of the air to geometry and temperature difference of the different bodies). The other option is using CFD.&lt;br&gt;Actually I still can&#8217;t imagine that for such simple cases like is so difficult to match simulations with results, any opinions?&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-396672","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=\"Actually I forgot to select some surfaces for the convection boundary condition, but still the temperature of the FEA is much higher than the real case (180 \u00b0C) using that kind of film coefficient; but apart from this, I think that&#039;s all okay, I just have a body which produces heat, all the contacts are\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/396672\/\" \/>\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: Air Heat Transfer Coefficient \u2013 SteadyStateThermal Simulation \u2013 ANSYS Mechanical | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Actually I forgot to select some surfaces for the convection boundary condition, but still the temperature of the FEA is much higher than the real case (180 \u00b0C) using that kind of film coefficient; 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