{"id":166813,"date":"2023-04-05T14:32:09","date_gmt":"2023-04-05T14:32:09","guid":{"rendered":"\/knowledge\/forums\/topic\/how-to-disable-wall-contact-model-using-an-expert-parameter\/"},"modified":"2023-07-31T12:27:43","modified_gmt":"2023-07-31T12:27:43","slug":"how-to-disable-wall-contact-model-using-an-expert-parameter","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/how-to-disable-wall-contact-model-using-an-expert-parameter\/","title":{"rendered":"How to disable &#8220;wall contact model &#8221; using an expert parameter."},"content":{"rendered":"<p>To disable wall contact model use the expert parameter  &#8220;trilinear advection=f &#8220;.  This has been used in situations where a given fluid in a multiphase simulation is adhering to a wall (at low volume fractions) at a location it shouldn&#8217;t physically be.  Using the expert parameter removed the fluid from the wall.<\/p>\n","protected":false},"template":"","class_list":["post-166813","topic","type-topic","status-publish","hentry","topic-tag-19-1","topic-tag-cfx","topic-tag-fluid-dynamics","topic-tag-modeling-setup-advice","topic-tag-mp-eulerian-mp-flow","topic-tag-multiphase"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["5\/4\/2023 20:20"],"_bbp_forum_id":["27809"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["367"],"siebel_km_number":["2056456"],"product_version":["19.1"],"km_published_date":["2018-09-23T00:00:00.000Z"],"family":["Fluid Dynamics"],"application_name":["CFX"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/166813","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/166813\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=166813"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}