{"id":56183,"date":"2018-01-17T21:05:26","date_gmt":"2018-01-17T21:05:26","guid":{"rendered":"\/forum\/forums\/reply\/56183\/"},"modified":"2018-01-17T21:05:26","modified_gmt":"2018-01-17T21:05:26","slug":"56183","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/56183\/","title":{"rendered":"Reply To: Boundary condition problem in Ansys fluent"},"content":{"rendered":"<p>Hello Rana,<\/p>\n<p><\/p>\n<p>I am a beginner with CFD, so wait for confirmation from a CFD expert member, but from what I have read, you can use a Multiphase VOF model for your retaining wall fsi 02 Workbench project.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/3e825b35-df61-45f5-9693-a81101684b62\/b6281806-fd30-4b1a-b02f-a86b015a7964_image.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>&nbsp;When you do this, you create a domain large enough for both water and air to exist, and Fluent computes which cells contain 100% air, 100% water or a fraction of each at the free surface, which can change with time.<\/p>\n<p><\/p>\n<p>Raef Kobeissi has an example of a transient structural with a water free surface.<\/p>\n<p><\/p>\n<p>https:\/\/www.youtube.com\/watch?v=o8NDsAcfThQ<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>Note to readers with the Student license: 2-way FSI such as the above example, requires System Coupling, which is not included in&nbsp; the Student license.<\/p>\n","protected":false},"template":"","class_list":["post-56183","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/56183","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\/56183\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=56183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}