{"id":186920,"date":"2021-07-28T07:54:56","date_gmt":"2021-07-28T07:54:56","guid":{"rendered":"\/forum\/forums\/reply\/186920\/"},"modified":"2021-07-28T07:55:08","modified_gmt":"2021-07-28T07:55:08","slug":"186920","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/186920\/","title":{"rendered":"Reply To: Channel flow"},"content":{"rendered":"<p>For laminar flow (Re<2000), friction coefficient lambda=64\/Re. For turbulent flow (Re>400), there are many correlations available. Wikipedia gives a decent recopilation of all of them:<br \/>\n<a href=\"https:\/\/en.wikipedia.org\/wiki\/Darcy_friction_factor_formulae\" target=\"blank\">Darcy friction factor formulae &#8211; Wikipedia<\/a><\/p>\n","protected":false},"template":"","class_list":["post-186920","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"For laminar flow (Re400), there are many correlations available. 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