{"id":460636,"date":"2026-07-02T09:43:50","date_gmt":"2026-07-02T09:43:50","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hydrodynamic-coefficients-in-controlled-forward-speed\/"},"modified":"2026-07-02T09:43:50","modified_gmt":"2026-07-02T09:43:50","slug":"hydrodynamic-coefficients-in-controlled-forward-speed","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/hydrodynamic-coefficients-in-controlled-forward-speed\/","title":{"rendered":"Hydrodynamic coefficients in controlled forward speed"},"content":{"rendered":"<p>&lt;p&gt;Hi everyone,&lt;br&gt;&lt;br&gt;I&#8217;m running my simulation in the hydrodynamic response module, using an external force to govern the forward speed.&lt;br&gt;The .dat file from the hydrodynamic diffraction module was generated with zero forward speed so that I can control the desired forward speed externally.&lt;\/p&gt;&lt;p&gt;Would the hydrodynamic coefficients correspond to the forward speed controlled by the external force, or would they remain based on the .dat file generated at zero forward speed?&lt;\/p&gt;&lt;p&gt;&lt;br&gt;Thank you&nbsp;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-460636","topic","type-topic","status-publish","hentry","topic-tag-ansys-aqwa","topic-tag-hydrodynamic-diffraction","topic-tag-hydrodynamic-response"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["460636"],"_bbp_subscription":["16931"],"_bbp_author_ip":["128.240.225.131"],"_bbp_last_reply_id":["0"],"_bbp_last_active_id":["460636"],"_bbp_last_active_time":["2026-07-02 09:43:50"],"_bbp_reply_count":["0"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["1"],"_bbp_engagement":["16931"],"_btv_view_count":["8"],"_bbp_topic_status":["unanswered"]},"test":"w-s-syafruddin2newcastle-ac-uk"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/460636","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/460636\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=460636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}