{"id":382176,"date":"2024-09-10T13:25:13","date_gmt":"2024-09-10T13:25:13","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/difference-between-system-coupling-region-amp-fluid-solid-interface\/"},"modified":"2024-09-12T12:38:16","modified_gmt":"2024-09-12T12:38:16","slug":"difference-between-system-coupling-region-amp-fluid-solid-interface","status":"answered","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/difference-between-system-coupling-region-amp-fluid-solid-interface\/","title":{"rendered":"Difference between System Coupling Region &amp; Fluid Solid Interface"},"content":{"rendered":"<p>&lt;p&gt;Hi, What are the apps for these ? <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/09\/10-09-2024-1725974638-mceclip0.png\" \/> I am doing 2 way FSI using SC. Which one should I use? <img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/09\/10-09-2024-1725974653-mceclip1.png\" \/> Also if I select FSI, should I select all the regions of solid in contact with the walls of fluid OR only the interface which I am interested in? TIA&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-382176","topic","type-topic","status-answered","hentry","topic-tag-2-fsi","topic-tag-ansys-cfx","topic-tag-coupled-system"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["449247","805"],"_bbp_author_ip":["130.83.29.197"],"_btv_view_count":["940"],"_bbp_topic_status":["answered"],"_bbp_topic_id":["382176"],"_bbp_forum_id":["27796"],"_bbp_engagement":["805"],"_bbp_voice_count":["1"],"_bbp_last_reply_id":["382455"],"_bbp_last_active_id":["382455"],"_bbp_last_active_time":["2024-09-12 12:29:40"]},"test":"ashishkumar-guptatu-darmstadt-de"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/382176","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":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/382176\/revisions"}],"predecessor-version":[{"id":382456,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/382176\/revisions\/382456"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=382176"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}