{"id":365812,"date":"2024-05-07T09:36:25","date_gmt":"2024-05-07T09:36:25","guid":{"rendered":"\/forum\/forums\/reply\/365812\/"},"modified":"2024-05-07T09:36:25","modified_gmt":"2024-05-07T09:36:25","slug":"365812","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/","title":{"rendered":"Reply To: Connection Stiffness Ansys AQWA"},"content":{"rendered":"<p>&lt;p&gt;The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors&#8217; properties and to assembly them into the required input is a hard work.&lt;\/p&gt;&lt;p&gt;Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -&gt; Analysis Settings -&gt; Computation Type as Freuqency Statistical Anlayis, with a definition of an irregular wave in the wave direction you want your RAOs to be calculated, the amplitudes of the RAOs can be displayed. The amplitudes and phases of the RAOs are listed in (your project)\/FREQUENCY.LIS.&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-mceclip0.png\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-365812","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=\"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors&#039; properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -&gt; Analysis Settings -&gt;\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/\" \/>\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: Connection Stiffness Ansys AQWA | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors&#039; properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -&gt; Analysis Settings -&gt;\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-mceclip0.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-mceclip0.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-05-07T09:36:25+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-05-07T09:36:25+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Connection Stiffness Ansys AQWA | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors&#039; properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -&gt; Analysis Settings -&gt;\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-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\\\/reply\\\/365812\\\/#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\\\/365812\\\/#listItem\",\"name\":\"Reply To: Connection Stiffness Ansys AQWA\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/365812\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Connection Stiffness 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\\\/365812\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/365812\\\/\",\"name\":\"Reply To: Connection Stiffness Ansys AQWA | Ansys Learning Forum\",\"description\":\"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors' properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -> Analysis Settings ->\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/365812\\\/#breadcrumblist\"},\"datePublished\":\"2024-05-07T09:36:25+00:00\",\"dateModified\":\"2024-05-07T09:36:25+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: Connection Stiffness Ansys AQWA | Ansys Learning Forum","description":"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors' properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -> Analysis Settings ->","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/#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\/365812\/#listItem","name":"Reply To: Connection Stiffness Ansys AQWA"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/#listItem","position":2,"name":"Reply To: Connection Stiffness 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\/365812\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/","name":"Reply To: Connection Stiffness Ansys AQWA | Ansys Learning Forum","description":"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors' properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -> Analysis Settings ->","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/#breadcrumblist"},"datePublished":"2024-05-07T09:36:25+00:00","dateModified":"2024-05-07T09:36:25+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: Connection Stiffness Ansys AQWA | Ansys Learning Forum","og:description":"The connection stiffness matricies are with respect to the COG motions of the connected structures. To manually create these matrices from the hinge connectors' properties and to assembly them into the required input is a hard work.Alternatively, aftering running Hydrodynamic Diffraction, please try to run Hydrodynamic Response with the joint definitions -&gt; Analysis Settings -&gt;","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/365812\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-mceclip0.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/05\/07-05-2024-1715074336-mceclip0.png","article:published_time":"2024-05-07T09:36:25+00:00","article:modified_time":"2024-05-07T09:36:25+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Connection Stiffness Ansys AQWA | Ansys Learning Forum","twitter:description":"The connection stiffness matricies are with respect to the COG motions of the connected structures. 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