{"id":395199,"date":"2024-11-25T15:06:25","date_gmt":"2024-11-25T15:06:25","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/395199\/"},"modified":"2024-11-25T15:06:25","modified_gmt":"2024-11-25T15:06:25","slug":"395199","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/395199\/","title":{"rendered":"Reply To: THERMAL CONDUCTIVITY OF TWO PHASE MATERIALS"},"content":{"rendered":"<p>&lt;p&gt;If you have enough cells and the heat load is the same on each cell then you can specify adiabatic boundary conditions on the top and bottom surface.&nbsp; The adiabatic condition is obtained by not specifying any constraint on surface.&nbsp; It&#8217;s less clear what the boundary condition on the vertical surfaces could be.&nbsp; The only alternative to adiabatic is flux normal which is obtained by coupling temperature on that surface and that doesn&#8217;t correct because that would make the temperature constant over the entire surface.&nbsp; If you had included a quarter of the cell to the right of the indicated domain you could apply periodic boundary conditions to the right and left surface.&nbsp; A periodic boundary condition forces the temperature to be the same at the left and right boundaries and is obtained by coupling temperature across the model.&nbsp; You describe the analysis as thermal conductivity, but frequently motion of the fluid is important and would require a CFD analysis.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-395199","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/395199","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/395199\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=395199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}