{"id":392616,"date":"2024-11-04T16:22:17","date_gmt":"2024-11-04T16:22:17","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/"},"modified":"2024-11-04T16:22:17","modified_gmt":"2024-11-04T16:22:17","slug":"392616","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/","title":{"rendered":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions"},"content":{"rendered":"<p>&lt;p&gt;Hi Mark,&lt;\/p&gt;&lt;p&gt;To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn&#8217;t think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as I assumed that would cause an error? What I have currently set is the face highlighted in the above photo as the inlet and the opposite face (where the blue arrow is) as the outlet and all other faces as a non-slip wall. I am a bit unsure on what I should be setting these boundary conditions to instead.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-392616","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=\"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn&#039;t think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/\" \/>\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: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn&#039;t think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-11-04T16:22:17+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-11-04T16:22:17+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn&#039;t think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/#listItem\",\"name\":\"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/\",\"name\":\"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum\",\"description\":\"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn't think this made sense to have the outer face set as an inlet\\\/opening and the inner face set as a wall as\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/392616\\\/#breadcrumblist\"},\"datePublished\":\"2024-11-04T16:22:17+00:00\",\"dateModified\":\"2024-11-04T16:22:17+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum","description":"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? Originally it was set as a wall however I didn't think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","position":1,"name":"Home","item":"https:\/\/innovationspace.ansys.com\/forum","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/#listItem","name":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/#listItem","position":2,"name":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}}]},{"@type":"Organization","@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization","name":"Ansys Learning Forum","description":"Ansys Innovation Space","url":"https:\/\/innovationspace.ansys.com\/forum\/"},{"@type":"WebPage","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/","name":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum","description":"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? 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Originally it was set as a wall however I didn't think this made sense to have the outer face set as an inlet\/opening and the inner face set as a wall as","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392616\/","article:published_time":"2024-11-04T16:22:17+00:00","article:modified_time":"2024-11-04T16:22:17+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Correct CFX Pre Setup to avoid isolated fluid regions | Ansys Learning Forum","twitter:description":"Hi Mark,To clarify, are the internal faces in this case the ones with a different code (.333) than the rest of the faces? 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