{"id":278248,"date":"2023-04-06T16:54:04","date_gmt":"2023-04-06T16:54:04","guid":{"rendered":"\/forum\/forums\/topic\/does-the-default-wall-in-fluent-reflects-100-acoustic-wave-energy\/"},"modified":"2023-04-09T19:11:14","modified_gmt":"2023-04-09T19:11:14","slug":"does-the-default-wall-in-fluent-reflects-100-acoustic-wave-energy","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/does-the-default-wall-in-fluent-reflects-100-acoustic-wave-energy\/","title":{"rendered":"Does the default wall in Fluent reflects 100% acoustic wave energy?"},"content":{"rendered":"<p>I have a question about the reflection of the default walls, can anyone please help me with it?<\/p>\n<p>In the BCs of Fluent, the default walls are no-slip walls. Imagining an acoustic wave propagates in the water. When this&nbsp; acoustic wave propagates to the interface of the water and the wall, does the wall 100% reflects the wave energy &amp; without any wave refraction through the wall?<\/p>\n<p>By countrast, in the real world, for the acoustic wave propagation in the water, when this wave meets a wall, there is wave refraction through the wall so the wall &#8220;absorbs&#8221; some energy of the acoustic wave.<\/p>\n<p>In Fluent, if the default wall <strong>does reflect<\/strong> 100% acoustic wave, can anyone please tell me how should I set in Fluent to make the default wall &#8220;absorbs&#8221; some energy of the acoustic wave (I mean with refraction), like in the real world discussed above?<\/p>\n<p>Thank you.<\/p>\n","protected":false},"template":"","class_list":["post-278248","topic","type-topic","status-closed","hentry","topic-tag-acoustics","topic-tag-acousticwaves","topic-tag-boundary-conditions","topic-tag-wall-bc-2","topic-tag-walls-1"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["188792","13659"],"_bbp_author_ip":["23.192.164.18"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["408"],"_bbp_status":["publish"],"_bbp_likes_count":["1"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["278248"],"_bbp_forum_id":["27792"],"_bbp_engagement":["13659","188792"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["278741"],"_bbp_last_active_id":["278741"],"_bbp_last_active_time":["2023-04-10 19:56:16"]},"test":"c96b1e364f3e7f4317eee8740d4972e27e53173e"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/278248","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\/278248\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=278248"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}