{"id":160588,"date":"2021-07-21T20:10:16","date_gmt":"2021-07-21T20:10:16","guid":{"rendered":"\/forum\/forums\/topic\/is-this-a-mistake-in-fluent-formulations-in-porous-media\/"},"modified":"2021-07-27T21:01:24","modified_gmt":"2021-07-27T21:01:24","slug":"is-this-a-mistake-in-fluent-formulations-in-porous-media","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/is-this-a-mistake-in-fluent-formulations-in-porous-media\/","title":{"rendered":"Is this a mistake in Fluent formulations in porous media?"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>Hello,<\/p>\n<p>For flow in a porous medium, the momentum equation is different in two different versions of Fluent, which one is correct?<\/p>\n<p>In one version the sink term is not multiplied by the porosity at all while in the other version it is multiplied by porosity^2 and porosity^3?<\/p>\n<p>Is there a clear source for what equations Fluent uses in Superficial formulations vs Physical formulations?<\/p>\n<div class=\"embedExternal embedImage\">\n<div class=\"embedExternal-content\">\n<a class=\"embedImage-link\" href=\"\/forum\/wp-content\/uploads\/forum-uploads\/420\/GGPXEX3KHLNG.png\" rel=\"nofollow noopener\" target=\"_blank\"><br \/>\n<img decoding=\"async\" class=\"embedImage-img\" src=\"\/forum\/wp-content\/uploads\/forum-uploads\/420\/GGPXEX3KHLNG.png\" alt=\"1.PNG\" \/><br \/>\n<\/a><\/p>\n","protected":false},"template":"","class_list":["post-160588","topic","type-topic","status-closed","hentry","topic-tag-fluent","topic-tag-momentum-equation","topic-tag-porous-media"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,For flow in a porous medium, the momentum equation is different in two different versions of Fluent, which one is correct?In one version the sink term is not multiplied by the porosity at all while in the other version 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