{"id":392372,"date":"2024-11-01T09:14:41","date_gmt":"2024-11-01T09:14:41","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392372\/"},"modified":"2024-11-01T09:14:41","modified_gmt":"2024-11-01T09:14:41","slug":"392372","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/392372\/","title":{"rendered":"Reply To: AQWA: Hydrodynamic response error"},"content":{"rendered":"<p>&lt;p&gt;(1) Please check your reference article on the defintion of the reference degrees of freedoms for the stiffness matrix. Is the stiffness with respect to the motions at the ends of the connection points or with respect to the COGs of connecting structures?&lt;\/p&gt;&lt;p&gt;(2) Please check the sign of the coefficients of the off-diagonal 6&#215;6 matrices. I expect the values to be negative.&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-392372","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/392372","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\/392372\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=392372"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}