{"id":157276,"date":"2022-06-06T08:33:22","date_gmt":"2022-06-06T08:33:22","guid":{"rendered":"\/knowledge\/forums\/topic\/what-is-the-difference-between-the-interior-of-a-cell-zone-and-the-cell-zone-in-fluent-2\/"},"modified":"2022-06-06T08:33:22","modified_gmt":"2022-06-06T08:33:22","slug":"what-is-the-difference-between-the-interior-of-a-cell-zone-and-the-cell-zone-in-fluent-2","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/what-is-the-difference-between-the-interior-of-a-cell-zone-and-the-cell-zone-in-fluent-2\/","title":{"rendered":"What is the difference between the interior of a cell zone and the Cell Zone in Fluent ?"},"content":{"rendered":"<p>In Fluent, the threads listed in the Cell Zones and the Boundary Conditions have different use: <br \/> In the cell zone, you will find the threads of cells defined zone by zone. In each cell thread, you will be able to apply a source term, a value, or a new memory at the centre of the cell. <br \/> In the boundary conditions, you will find the threads of the faces that belongs to the different cell zones. If the face is an exterior face of a domain, or an interior face belonging to a named boundary condition, it will be included in in the list of boundary zones. <br \/> If an interior face does not belong to a named boundary condition, it will be included in a default interior (one default interior is created per Cell Zone). <br \/> The default interior can only be defined as an interior type. That means that you cannot apply any boundary condition treatment on the faces that belong to this face thread.  <br \/>The utility of the default interior thread is for internal Ansys Fluent purposes, and it should not be manipulated. In addition, avoid doing any pre-processing operation on these default-iterior zones.<\/p>\n","protected":false},"template":"","class_list":["post-157276","topic","type-topic","status-publish","hentry","topic-tag-ansys-fluent","topic-tag-cell-zone"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"In Fluent, the threads listed in the Cell Zones and the Boundary Conditions have different use: In the cell zone, you will find the threads of cells defined zone by zone. 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