{"id":326419,"date":"2023-12-05T11:39:44","date_gmt":"2023-12-05T11:39:44","guid":{"rendered":"\/forum\/forums\/reply\/326419\/"},"modified":"2023-12-05T11:39:44","modified_gmt":"2023-12-05T11:39:44","slug":"326419","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/","title":{"rendered":"Reply To: Meshing micron objects"},"content":{"rendered":"<p>&lt;p&gt;There are a couple of things to consider here.&nbsp;&lt;\/p&gt;<\/p>\n<ul>\n<li>If you don&#8217;t resolve the roughness with VERY small cells you won&#8217;t actually capture the roughness.&nbsp;<\/li>\n<li>Most CAD kernals don&#8217;t work too well at the micron level. Scaling may avoid the issue, but you&#8217;d need to scale in the &#8220;up&#8221; direction and then hope the mesh wasn&#8217;t too skewed when rescaling in the solver.&nbsp;<\/li>\n<\/ul>\n<p>&lt;p&gt;Why do you need to resolve the roughness, but at the same time don&#8217;t want to spend the cell count to actually resolve the roughness?&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-326419","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=\"There are a couple of things to consider here. If you don&#039;t resolve the roughness with VERY small cells you won&#039;t actually capture the roughness. Most CAD kernals don&#039;t work too well at the micron level. Scaling may avoid the issue, but you&#039;d need to scale in the &quot;up&quot; direction and then hope the mesh wasn&#039;t too\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/\" \/>\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: Meshing micron objects | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"There are a couple of things to consider here. If you don&#039;t resolve the roughness with VERY small cells you won&#039;t actually capture the roughness. Most CAD kernals don&#039;t work too well at the micron level. Scaling may avoid the issue, but you&#039;d need to scale in the &quot;up&quot; direction and then hope the mesh wasn&#039;t too\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-12-05T11:39:44+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-12-05T11:39:44+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Meshing micron objects | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"There are a couple of things to consider here. If you don&#039;t resolve the roughness with VERY small cells you won&#039;t actually capture the roughness. Most CAD kernals don&#039;t work too well at the micron level. Scaling may avoid the issue, but you&#039;d need to scale in the &quot;up&quot; direction and then hope the mesh wasn&#039;t too\" \/>\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\\\/326419\\\/#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\\\/326419\\\/#listItem\",\"name\":\"Reply To: Meshing micron objects\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/326419\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Meshing micron objects\",\"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\\\/326419\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/326419\\\/\",\"name\":\"Reply To: Meshing micron objects | Ansys Learning Forum\",\"description\":\"There are a couple of things to consider here. If you don't resolve the roughness with VERY small cells you won't actually capture the roughness. Most CAD kernals don't work too well at the micron level. 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If you don't resolve the roughness with VERY small cells you won't actually capture the roughness. Most CAD kernals don't work too well at the micron level. Scaling may avoid the issue, but you'd need to scale in the \"up\" direction and then hope the mesh wasn't too","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/#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\/326419\/#listItem","name":"Reply To: Meshing micron objects"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/#listItem","position":2,"name":"Reply To: Meshing micron objects","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\/326419\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/","name":"Reply To: Meshing micron objects | Ansys Learning Forum","description":"There are a couple of things to consider here. If you don't resolve the roughness with VERY small cells you won't actually capture the roughness. Most CAD kernals don't work too well at the micron level. Scaling may avoid the issue, but you'd need to scale in the \"up\" direction and then hope the mesh wasn't too","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/#breadcrumblist"},"datePublished":"2023-12-05T11:39:44+00:00","dateModified":"2023-12-05T11:39:44+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":"Reply To: Meshing micron objects | Ansys Learning Forum","og:description":"There are a couple of things to consider here. If you don't resolve the roughness with VERY small cells you won't actually capture the roughness. Most CAD kernals don't work too well at the micron level. Scaling may avoid the issue, but you'd need to scale in the &quot;up&quot; direction and then hope the mesh wasn't too","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/","article:published_time":"2023-12-05T11:39:44+00:00","article:modified_time":"2023-12-05T11:39:44+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Meshing micron objects | Ansys Learning Forum","twitter:description":"There are a couple of things to consider here. If you don't resolve the roughness with VERY small cells you won't actually capture the roughness. Most CAD kernals don't work too well at the micron level. Scaling may avoid the issue, but you'd need to scale in the &quot;up&quot; direction and then hope the mesh wasn't too"},"aioseo_meta_data":{"post_id":"326419","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"content","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":true,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2024-10-28 17:24:46","updated":"2026-08-04 07:45:13","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tReply To: Meshing micron objects\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Reply To: Meshing micron objects","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/326419\/"}],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/326419","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/326419\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=326419"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}