{"id":425129,"date":"2025-03-11T10:56:31","date_gmt":"2025-03-11T10:56:31","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/do-non-conformal-meshes-work-for-non-mixing-flow-with-heat-transfer-on\/"},"modified":"2025-03-11T10:56:31","modified_gmt":"2025-03-11T10:56:31","slug":"do-non-conformal-meshes-work-for-non-mixing-flow-with-heat-transfer-on","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/do-non-conformal-meshes-work-for-non-mixing-flow-with-heat-transfer-on\/","title":{"rendered":"Do non-conformal meshes work for non-mixing flow with heat transfer ON?"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;br&gt;&lt;br&gt;I would like to ask before attempting this approach, if I have a problem that looks like (heat transfer and mass transfer\/fluid flow in a heat exchanger where two fluids in separating pipeline flow in different directions but exchanging heat). I.e,&lt;\/p&gt;<\/p>\n<ul>\n<li>Construct zone 1 fluid + pipe wall as conformal&nbsp;<\/li>\n<li>zone 1 fluid + pipe is covered by zone 2 fluid (the nodes of zone 2 fluids not align with zone 1 wall pipes)<\/li>\n<li>zone 2 fluid + its outer wall pipe as conformal<\/li>\n<li>zone 2 fluid also has an inlet and outlet. So in total 2 inlet, 2 outlets.&nbsp;<\/li>\n<\/ul>\n<p>&lt;p&gt;Will the convective heat transfer (in fluid zone 1 &amp; 2) and the conduction and heat losses in between walls <strong>works well<\/strong> (version 2022)? My plan is to save <strong>number of cells <\/strong>and obtaining a <strong>quick convergence<\/strong>. I found it unnecessary to keep all 2 zones conformal which slow down simulation. Does it works for multiphase flow?&nbsp;&lt;br&gt;&lt;br&gt;Thanks.&lt;br&gt;Jee&nbsp;&lt;br&gt;&lt;br&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-425129","topic","type-topic","status-publish","hentry","topic-tag-multiphase_models-1","topic-tag-3d-modelling-1","topic-tag-convergence","topic-tag-fluent","topic-tag-fluid-solid-heat-transfer","topic-tag-heat-transfer","topic-tag-non-conformal-mesh-1","topic-tag-stability-1"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,I would like to ask before attempting this approach, if I have a problem that looks like (heat transfer and mass transfer\/fluid flow in a heat exchanger where two fluids in separating pipeline flow in different directions but exchanging heat). 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