{"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":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"HiHiI 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?tthere is a fluid-fluid contact option for free surface boundary condition but this is inactivemany thanks\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluid-fluid-contact-in-polyflow\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" 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