{"id":205057,"date":"2022-02-21T12:06:22","date_gmt":"2022-02-21T12:06:22","guid":{"rendered":"\/forum\/forums\/reply\/205057\/"},"modified":"2022-02-21T12:06:42","modified_gmt":"2022-02-21T12:06:42","slug":"205057","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/205057\/","title":{"rendered":"Reply To: Fluid Cavity not moving with the Solid Domain"},"content":{"rendered":"<p>The residuals look very transient &#8211; are you solving transient or steady? For moving mesh it should be the former, and check each time step converges. <br \/>\nThe viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. The former is where you set a very high (or low) value for k, e, intensity etc which the solver finds to not tie up with the flow field. The latter is for very big domains where the size of the turbulent eddies give high turbulent viscosity. <br \/>\nCheck plots of k, e, w etc to see what&#8217;s going on. <\/p>\n","protected":false},"template":"","class_list":["post-205057","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=\"The residuals look very transient - are you solving transient or steady? For moving mesh it should be the former, and check each time step converges. The viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. The former is where you set a very high\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/205057\/\" \/>\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: Fluid Cavity not moving with the Solid Domain | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"The residuals look very transient - are you solving transient or steady? For moving mesh it should be the former, and check each time step converges. The viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. The former is where you set a very high\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/205057\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2022-02-21T12:06:22+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2022-02-21T12:06:42+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Fluid Cavity not moving with the Solid Domain | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The residuals look very transient - are you solving transient or steady? For moving mesh it should be the former, and check each time step converges. The viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. The former is where you set a very high\" \/>\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\\\/205057\\\/#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\\\/205057\\\/#listItem\",\"name\":\"Reply To: Fluid Cavity not moving with the Solid Domain\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/205057\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Fluid Cavity not moving with the Solid Domain\",\"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\\\/205057\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/205057\\\/\",\"name\":\"Reply To: Fluid Cavity not moving with the Solid Domain | Ansys Learning Forum\",\"description\":\"The residuals look very transient - are you solving transient or steady? 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The viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. The former is where you set a very high","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/205057\/","article:published_time":"2022-02-21T12:06:22+00:00","article:modified_time":"2022-02-21T12:06:42+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Fluid Cavity not moving with the Solid Domain | Ansys Learning Forum","twitter:description":"The residuals look very transient - are you solving transient or steady? For moving mesh it should be the former, and check each time step converges. The viscosity ratio can be linked to poor mesh, but is more often down to boundary conflicts or domain scale. 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