{"id":288745,"date":"2023-06-14T14:55:17","date_gmt":"2023-06-14T14:55:17","guid":{"rendered":"\/forum\/forums\/topic\/3d-liquid-diffusion-using-species-transport\/"},"modified":"2023-06-14T14:55:17","modified_gmt":"2023-06-14T14:55:17","slug":"3d-liquid-diffusion-using-species-transport","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/3d-liquid-diffusion-using-species-transport\/","title":{"rendered":"3d liquid diffusion using species transport"},"content":{"rendered":"<p>Hi, i am trying to analyse diffusion of a colored glycerol-water mixture droplet into an uncolored one, both with the same fluid properties, inside a domain filled with air.<\/p>\n<p>I am currently trying to apply the species transport model to apply diffusion parameters.<br \/>My question is how to apply this to the droplets where one has a concentration of 1 and the other 0, to measure ones diffusion into another after coalescence.<br \/>Secondly would i require to use a multiphase model?<\/p>\n<p>Thanks<\/p>\n","protected":false},"template":"","class_list":["post-288745","topic","type-topic","status-closed","hentry","topic-tag-multiphase","topic-tag-species-diffusion","topic-tag-species-transport"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi, i am trying to analyse diffusion of a colored glycerol-water mixture droplet into an uncolored one, both with the same fluid properties, inside a domain filled with air.I am currently trying to apply the species transport model to apply diffusion parameters.My question is how to apply this to the droplets where one has a\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/3d-liquid-diffusion-using-species-transport\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta 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