{"id":370423,"date":"2024-07-04T08:12:28","date_gmt":"2024-07-04T08:12:28","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/variables-of-liquid-viscosity-dissipation-rate-etc-in-fluent-expression\/"},"modified":"2024-07-04T08:12:28","modified_gmt":"2024-07-04T08:12:28","slug":"variables-of-liquid-viscosity-dissipation-rate-etc-in-fluent-expression","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/variables-of-liquid-viscosity-dissipation-rate-etc-in-fluent-expression\/","title":{"rendered":"Variables of liquid viscosity, dissipation rate etc. in Fluent Expression"},"content":{"rendered":"<p>I&#8217;m simulating multiphase flow and want to develop an equation that incorporates liquid viscosity, dissipation rate, air volume fraction, and bubble size. How do I discover these variables in Expression? Do I need to use UDF to define the equation?<\/p>\n","protected":false},"template":"","class_list":["post-370423","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_btv_view_count":["85"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["199"],"_bbp_topic_id":["370423"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","432279"],"_bbp_voice_count":["2"],"_bbp_reply_count":["1"],"_bbp_last_reply_id":["370434"],"_bbp_last_active_id":["370434"],"_bbp_last_active_time":["2024-07-04 09:20:15"]},"test":"yingshi002-chentum-de"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/370423","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\/370423\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=370423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}