{"id":295414,"date":"2023-07-28T20:53:58","date_gmt":"2023-07-28T20:53:58","guid":{"rendered":"\/forum\/forums\/reply\/295414\/"},"modified":"2023-07-28T20:53:58","modified_gmt":"2023-07-28T20:53:58","slug":"295414","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/","title":{"rendered":"Reply To: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver?"},"content":{"rendered":"<p>&lt;p&gt;May I know where you define the dimensions? are they inside a structure group or inside &#8220;model&#8221;? please check geometry and compare the dimension. I have not seen any report that the simulated dimension is such different from the original setting. The only reason I know of is, the actual dimension is set somewhere through a group.&lt;\/p&gt;&lt;p&gt;You can do a simple test with a rectagle waveguide only and make sure the dimension does not change. Or you can copy the correct geometry with material to a new project file, which will get rid of &#8220;model&#8221; control. You can also post some geometry settings here.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-295414","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=\"May I know where you define the dimensions? are they inside a structure group or inside &quot;model&quot;? please check geometry and compare the dimension. I have not seen any report that the simulated dimension is such different from the original setting. The only reason I know of is, the actual dimension is set somewhere through\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/\" \/>\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: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver? | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"May I know where you define the dimensions? are they inside a structure group or inside &quot;model&quot;? please check geometry and compare the dimension. I have not seen any report that the simulated dimension is such different from the original setting. The only reason I know of is, the actual dimension is set somewhere through\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-07-28T20:53:58+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-28T20:53:58+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver? | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"May I know where you define the dimensions? are they inside a structure group or inside &quot;model&quot;? please check geometry and compare the dimension. I have not seen any report that the simulated dimension is such different from the original setting. 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I have not seen any report that the simulated dimension is such different from the original setting. 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I have not seen any report that the simulated dimension is such different from the original setting. The only reason I know of is, the actual dimension is set somewhere through","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/#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\/295414\/#listItem","name":"Reply To: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver?"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/#listItem","position":2,"name":"Reply To: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver?","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\/295414\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/295414\/","name":"Reply To: Why FDE Eigen mode solver is giving different solution than Comsol FEM solver? | Ansys Learning Forum","description":"May I know where you define the dimensions? are they inside a structure group or inside \"model\"? please check geometry and compare the dimension. 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