


{"id":374350,"date":"2024-07-31T06:00:33","date_gmt":"2024-07-31T06:00:33","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374350\/"},"modified":"2024-07-31T06:06:16","modified_gmt":"2024-07-31T06:06:16","slug":"374350","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/374350\/","title":{"rendered":"Reply To: how to create fender between two structures in hydrodynamic diffraction"},"content":{"rendered":"<p>&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;Hi Mike,&lt;br&gt;I am running both Hydrodynamic Diffraction and Hydrodynamic Response simulation,&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/31-07-2024-1722404318-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;This is the arrangement of fenders that I have used for the spar and torus in time response analysis, and which type of fender do I need to use, to keep the relative motion between both the structures only in heave direction,&nbsp;&lt;\/p&gt;&lt;p&gt;like I have used the fender as the floating kept the action in Z direction, or do i need to change it.&lt;br&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/31-07-2024-1722404995-mceclip1.png\" \/>&lt;\/p&gt;&lt;p&gt;These are the values that I have used for fenders, 50000N\/m for stiffness coefficient, and 0.3 for friction coefficient, I didn&rsquo;t got what value need to be taken for damping coefficient, according to your last message do I need to adopt &lsquo;Stiffness upper\/lower end stop spring&rsquo; for the stiffness coefficient.&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-374350","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/374350","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":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/374350\/revisions"}],"predecessor-version":[{"id":374356,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/374350\/revisions\/374356"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=374350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}