{"id":313511,"date":"2023-10-26T14:10:13","date_gmt":"2023-10-26T14:10:13","guid":{"rendered":"\/forum\/forums\/topic\/help-thesis-non-equilibrium-thermal-model-for-dual-cell-mode-heat-exchanger\/"},"modified":"2023-10-26T14:10:13","modified_gmt":"2023-10-26T14:10:13","slug":"help-thesis-non-equilibrium-thermal-model-for-dual-cell-mode-heat-exchanger","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/help-thesis-non-equilibrium-thermal-model-for-dual-cell-mode-heat-exchanger\/","title":{"rendered":"HELP THESIS, non equilibrium Thermal model for dual cell mode Heat exchanger"},"content":{"rendered":"<p>Hi, i&#8217;m having some problems with this method, so i would like to understand what i&#8217;m doing wrong. please this is my thesis work and no one is able to help me,&nbsp; whereas the fact i didn&#8217;t find nothing on internet that explain how make this in a good way.<\/p>\n<p>Basically i have one rectangular radiator and i have to study in fluent trough the dual cell method the heat exchanger generated. Using the dual cell method i need two identical &#8216;fluid&#8217; mesh one for the air and one for the hxc as well. what i&#8217;m doing is organzed in these steps:<\/p>\n<ol>\n<li>i have duplicated the cell zone, so i have 2 identical &#8216;fluid&#8217; zones one for the air and one for the hxc<\/li>\n<li>i went into the &#8216;air_fluid&#8217; and i switched on the porouse zone with the non equilibrium thermal model, related at the solid volume, as you can see on the picture<\/li>\n<li><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698328253-mceclip0.png\" width=\"737\" height=\"429\"><\/li>\n<li>but now i don&#8217;t know how to set the boundary condition for the eventual interface. these are meshs<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698328695-mceclip1.png\" width=\"794\" height=\"341\"> this is the air_fluid mesh<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698328823-mceclip2.png\" width=\"761\" height=\"357\"> this is the hxc_fluid mesh<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698328890-mceclip3.png\" width=\"760\" height=\"378\"> this is the air_fluid:005<\/p>\n<p>when i set the dual cell mode and i run it, i don&#8217;t have any heat exchange, so i don&#8217;t know what i&#8217;m doing wrong, i should get someting like this:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698329364-mceclip4.png\" width=\"596\" height=\"377\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/10\/26-10-2023-1698329406-mceclip5.png\" width=\"635\" height=\"226\"><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-313511","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi, i&#039;m having some problems with this method, so i would like to understand what i&#039;m doing wrong. please this is my thesis work and no one is able to help me, whereas the fact i didn&#039;t find nothing on internet that explain how make this in a good way.Basically i have one rectangular radiator\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/help-thesis-non-equilibrium-thermal-model-for-dual-cell-mode-heat-exchanger\/\" \/>\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\" 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