{"id":367566,"date":"2024-05-20T10:33:48","date_gmt":"2024-05-20T10:33:48","guid":{"rendered":"\/forum\/forums\/reply\/367566\/"},"modified":"2024-05-20T10:33:48","modified_gmt":"2024-05-20T10:33:48","slug":"367566","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/367566\/","title":{"rendered":"Reply To: Multiphase MRF Simulation for Achimedes Screw Pump"},"content":{"rendered":"<p>&lt;p&gt;I don&#8217;t know what&#8217;s causing the poor mesh to comment &#8211; pictures will help!&nbsp; With VOF I&#8217;d avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. Inflation is very good to improve the near wall resolution, but often the efficiency is to the detriment of the streamwise (along the wall) resolution.&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-367566","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=\"I don&#039;t know what&#039;s causing the poor mesh to comment - pictures will help! With VOF I&#039;d avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. Inflation is very good to improve the near wall resolution, but often the efficiency is to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/367566\/\" \/>\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: Multiphase MRF Simulation for Achimedes Screw Pump | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I don&#039;t know what&#039;s causing the poor mesh to comment - pictures will help! With VOF I&#039;d avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. Inflation is very good to improve the near wall resolution, but often the efficiency is to\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/367566\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-05-20T10:33:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-05-20T10:33:48+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Multiphase MRF Simulation for Achimedes Screw Pump | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I don&#039;t know what&#039;s causing the poor mesh to comment - pictures will help! With VOF I&#039;d avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. Inflation is very good to improve the near wall resolution, but often the efficiency is to\" \/>\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\\\/367566\\\/#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\\\/367566\\\/#listItem\",\"name\":\"Reply To: Multiphase MRF Simulation for Achimedes Screw Pump\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/367566\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Multiphase MRF Simulation for Achimedes Screw Pump\",\"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\\\/367566\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/367566\\\/\",\"name\":\"Reply To: Multiphase MRF Simulation for Achimedes Screw Pump | Ansys Learning Forum\",\"description\":\"I don't know what's causing the poor mesh to comment - pictures will help! With VOF I'd avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. 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With VOF I'd avoid inflation as you need to ensure the aspect ratio is low (ie as near one as possible) for the free surface. 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