{"id":461408,"date":"2026-07-16T10:21:46","date_gmt":"2026-07-16T10:21:46","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluid-fluid-contact-in-polyflow\/"},"modified":"2026-07-16T10:21:46","modified_gmt":"2026-07-16T10:21:46","slug":"fluid-fluid-contact-in-polyflow","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluid-fluid-contact-in-polyflow\/","title":{"rendered":"Fluid -fluid contact in polyflow"},"content":{"rendered":"<p>&lt;p&gt;Hi&lt;\/p&gt;&lt;p&gt;Hi&lt;\/p&gt;&lt;p&gt;I am simulating a 3d problem using polydata, there are diffrent free surfaces in the simulation some of the will contact during the simulation how can i concider this?&lt;\/p&gt;&lt;p&gt;tthere is a fluid-fluid contact option for free surface boundary condition but this is inactive&lt;\/p&gt;&lt;p&gt;many thanks&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-461408","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["461408"],"_bbp_author_ip":["152.78.75.177"],"_bbp_last_reply_id":["0"],"_bbp_last_active_id":["461408"],"_bbp_last_active_time":["2026-07-16 10:21:46"],"_bbp_reply_count":["0"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["1"],"_bbp_engagement":["611027"],"_btv_view_count":["30"],"_bbp_topic_status":["unanswered"]},"test":"mamadreza9561gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/461408","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\/461408\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=461408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}