{"id":390837,"date":"2024-10-22T13:18:23","date_gmt":"2024-10-22T13:18:23","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/"},"modified":"2024-10-22T13:18:23","modified_gmt":"2024-10-22T13:18:23","slug":"setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/","title":{"rendered":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;\/p&gt;&lt;p&gt;According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. This is fine. However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the swirl or tangential velocity at each face. This confuses me, can you please clarify.Thank you.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-390837","topic","type-topic","status-publish","hentry","topic-tag-angular-velocity","topic-tag-swirl-flow"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. This is fine. However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/\" \/>\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=\"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. 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However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the\" \/>\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\\\/topic\\\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\\\/#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\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/angular-velocity\\\/#listItem\",\"name\":\"angular-velocity\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/angular-velocity\\\/#listItem\",\"position\":3,\"name\":\"angular-velocity\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/angular-velocity\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\\\/#listItem\",\"name\":\"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\\\/#listItem\",\"position\":4,\"name\":\"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/angular-velocity\\\/#listItem\",\"name\":\"angular-velocity\"}}]},{\"@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\\\/topic\\\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\\\/\",\"name\":\"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent | Ansys Learning Forum\",\"description\":\"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. 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This is fine. However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/#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\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","position":2,"name":"Topics","item":"https:\/\/innovationspace.ansys.com\/forum\/topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/angular-velocity\/#listItem","name":"angular-velocity"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/angular-velocity\/#listItem","position":3,"name":"angular-velocity","item":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/angular-velocity\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/#listItem","name":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/#listItem","position":4,"name":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/angular-velocity\/#listItem","name":"angular-velocity"}}]},{"@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\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/","name":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent | Ansys Learning Forum","description":"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. This is fine. However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/#breadcrumblist"},"datePublished":"2024-10-22T13:18:23+00:00","dateModified":"2024-10-22T13:18:23+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"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent | Ansys Learning Forum","og:description":"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. This is fine. However, if the user specifies both the angular velocity and the tangential velocity, Fluent will add the tangential velocity and omega(r) to get the","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/setting-the-angular-velocity-in-3d-when-using-cylindrical-coordinates-in-fluent\/","article:published_time":"2024-10-22T13:18:23+00:00","article:modified_time":"2024-10-22T13:18:23+00:00","twitter:card":"summary_large_image","twitter:title":"Setting the angular velocity in 3D when using cylindrical coordinates in Fluent | Ansys Learning Forum","twitter:description":"Hi,According to the user manual if the user specifies the angular velocity (omega), the tangential velocity is computed as omega(r), where r is the radius or radial coordinate. This is fine. 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