{"id":167862,"date":"2022-03-29T10:32:01","date_gmt":"2022-03-29T10:32:01","guid":{"rendered":"\/forum\/forums\/topic\/structure-added-mass-vibration\/"},"modified":"2022-04-07T05:09:17","modified_gmt":"2022-04-07T05:09:17","slug":"structure-added-mass-vibration","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/structure-added-mass-vibration\/","title":{"rendered":"Structure &#8211; Added Mass Vibration"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Hello peter<\/p>\n<p><\/p>\n<\/p>\n<p>For local vibration analysis, when local structures are in contact with fluid, the added mass effect of the fluid must be considered in the calculation. The added mass can be considered either through virtual mass method using boundary element method (BEM) such as &lsquo;MFLUID&rsquo; card of MSC NASTRAN or using empirical formulas.<\/p>\n<p>How to get added mass from Ansys aqwa, when I don&#039;t have complete ship, just portion of ship to do local vibrational analysis?<\/p>\n","protected":false},"template":"","class_list":["post-167862","topic","type-topic","status-closed","hentry","topic-tag-peteroznewman"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_btv_view_count":["3025"],"_bbp_likes_count":["0"],"_bbp_subscription":["242290"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["167862"],"_bbp_forum_id":["27791"],"_bbp_engagement":["240","58821","167829"],"_bbp_voice_count":["3"],"_bbp_reply_count":["17"],"_bbp_last_reply_id":["210016"],"_bbp_last_active_id":["210016"],"_bbp_last_active_time":["2022-04-07 05:09:17"]},"test":"tumi"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/167862","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\/167862\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=167862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}