{"id":378026,"date":"2024-08-12T20:49:12","date_gmt":"2024-08-12T20:49:12","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/"},"modified":"2024-08-12T20:49:12","modified_gmt":"2024-08-12T20:49:12","slug":"rocky-fluent-simulation","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/","title":{"rendered":"Rocky-Fluent simulation"},"content":{"rendered":"<p>Hello,<\/p>\n<p>Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go up. I have tried different time steps for both fluent and Rocky also different particle size and same thing happens.&nbsp;<\/p>\n<p>my cfd model is standard K-epsilone with scalable wall function and production limiter on.&nbsp;<\/p>\n<p>Thanks&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/12-08-2024-1723495569-mceclip0.png\"><\/p>\n","protected":false},"template":"","class_list":["post-378026","topic","type-topic","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=\"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/\" \/>\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=\"Rocky-Fluent simulation | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/12-08-2024-1723495569-mceclip0.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/12-08-2024-1723495569-mceclip0.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-08-12T20:49:12+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-08-12T20:49:12+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Rocky-Fluent simulation | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/08\/12-08-2024-1723495569-mceclip0.png\" \/>\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\\\/rocky-fluent-simulation\\\/#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\\\/rocky-fluent-simulation\\\/#listItem\",\"name\":\"Rocky-Fluent simulation\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/rocky-fluent-simulation\\\/#listItem\",\"position\":3,\"name\":\"Rocky-Fluent simulation\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}}]},{\"@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\\\/rocky-fluent-simulation\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/rocky-fluent-simulation\\\/\",\"name\":\"Rocky-Fluent simulation | Ansys Learning Forum\",\"description\":\"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/rocky-fluent-simulation\\\/#breadcrumblist\"},\"datePublished\":\"2024-08-12T20:49:12+00:00\",\"dateModified\":\"2024-08-12T20:49:12+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":"Rocky-Fluent simulation | Ansys Learning Forum","description":"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/#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\/rocky-fluent-simulation\/#listItem","name":"Rocky-Fluent simulation"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/#listItem","position":3,"name":"Rocky-Fluent simulation","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/topics\/#listItem","name":"Topics"}}]},{"@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\/rocky-fluent-simulation\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/","name":"Rocky-Fluent simulation | Ansys Learning Forum","description":"Hello,Im doinf a cfd-dem simulation of a mixing tank. I think the results I am getting are not realistic. as you can see in the picture below, some of the particles pile up at bottom center or top center of the tank. my particles have density lest than the fluid so the should all go","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/rocky-fluent-simulation\/#breadcrumblist"},"datePublished":"2024-08-12T20:49:12+00:00","dateModified":"2024-08-12T20:49:12+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":"Rocky-Fluent simulation | Ansys Learning Forum","og:description":"Hello,Im doinf a cfd-dem simulation of a mixing tank. 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