{"id":166783,"date":"2023-04-05T14:32:06","date_gmt":"2023-04-05T14:32:06","guid":{"rendered":"\/knowledge\/forums\/topic\/how-should-you-set-up-different-wall-boundary-conditions-for-different-fluids-in-a-cfx-multiphase-simulation\/"},"modified":"2023-07-31T12:27:40","modified_gmt":"2023-07-31T12:27:40","slug":"how-should-you-set-up-different-wall-boundary-conditions-for-different-fluids-in-a-cfx-multiphase-simulation","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/how-should-you-set-up-different-wall-boundary-conditions-for-different-fluids-in-a-cfx-multiphase-simulation\/","title":{"rendered":"How should you set up different wall boundary conditions for different fluids in a CFX multiphase simulation?"},"content":{"rendered":"<p>To be able to select different wall boundary conditions for different fluids, you need to:  1) Edit the wall boundary and open the Boundary Details tab. Set the Mass and Momentum Option to Fluid Dependent. An extra tab, &#8216;Fluid Values&#8217; will appear. 2) In Fluid Values, you can set up different boundary conditions for different fluids.<\/p>\n","protected":false},"template":"","class_list":["post-166783","topic","type-topic","status-publish","hentry","topic-tag-19-2","topic-tag-bcs-interfaces","topic-tag-cfx","topic-tag-fluid-dynamics","topic-tag-materials","topic-tag-mp-eulerian-mp-flow","topic-tag-multiphase"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"To be able to select different wall boundary conditions for different fluids, you need to: 1) Edit the wall boundary and open the Boundary Details tab. Set the Mass and Momentum Option to Fluid Dependent. 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