{"id":374623,"date":"2024-08-01T09:20:47","date_gmt":"2024-08-01T09:20:47","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/"},"modified":"2024-08-01T09:20:47","modified_gmt":"2024-08-01T09:20:47","slug":"374623","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/","title":{"rendered":"Reply To: Ansys AQWA"},"content":{"rendered":"<p>&lt;p&gt;Hi Karim,&lt;\/p&gt;&lt;p&gt;Quick answer &#8211; no, the only way is to extract from Workbench.&lt;\/p&gt;&lt;p&gt;More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.&lt;\/p&gt;&lt;p&gt;The Natural Modes results you find in a Hydrodynamic Diffraction or Hydrodynamic Response Stability Analysis are running their own post-processing calculations to determine the natural modes of the system. Because the added mass and radiation damping are frequency-dependent, we need to scan through a whole range of frequencies to find the natural modes &#8211; this is what the &#8216;mode match indicator&#8217; graph is showing. This scanning capability only exists in Aqwa Workbench.&lt;\/p&gt;&lt;p&gt;I hope this helps!&lt;\/p&gt;&lt;p&gt;Mike&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-374623","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=\"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/\" \/>\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: Ansys AQWA | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-08-01T09:20:47+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-08-01T09:20:47+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Ansys AQWA | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes\" \/>\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\\\/374623\\\/#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\\\/374623\\\/#listItem\",\"name\":\"Reply To: Ansys AQWA\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/374623\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Ansys AQWA\",\"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\\\/374623\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/374623\\\/\",\"name\":\"Reply To: Ansys AQWA | Ansys Learning Forum\",\"description\":\"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\\\dp0\\\\AQW\\\\AQW\\\\AQ\\\\Analysis\\\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/374623\\\/#breadcrumblist\"},\"datePublished\":\"2024-08-01T09:20:47+00:00\",\"dateModified\":\"2024-08-01T09:20:47+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":"Reply To: Ansys AQWA | Ansys Learning Forum","description":"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/#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\/374623\/#listItem","name":"Reply To: Ansys AQWA"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/#listItem","position":2,"name":"Reply To: Ansys AQWA","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\/374623\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/","name":"Reply To: Ansys AQWA | Ansys Learning Forum","description":"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/#breadcrumblist"},"datePublished":"2024-08-01T09:20:47+00:00","dateModified":"2024-08-01T09:20:47+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: Ansys AQWA | Ansys Learning Forum","og:description":"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). These do not account for the mooring system, though.The Natural Modes","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374623\/","article:published_time":"2024-08-01T09:20:47+00:00","article:modified_time":"2024-08-01T09:20:47+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Ansys AQWA | Ansys Learning Forum","twitter:description":"Hi Karim,Quick answer - no, the only way is to extract from Workbench.More specifically, we do output the undamped natural modes of the freely-floating structure in still water, and you can find these at the bottom of the Hydrodynamic Diffraction LIS file (e.g. project_files\\dp0\\AQW\\AQW\\AQ\\Analysis\\ANALYSIS.LIS). 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