{"id":371917,"date":"2024-07-15T12:36:06","date_gmt":"2024-07-15T12:36:06","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/inlet-bc-multiphase-flow-random-phase-distribution-and-const-gas-fraction\/"},"modified":"2024-07-15T12:36:06","modified_gmt":"2024-07-15T12:36:06","slug":"inlet-bc-multiphase-flow-random-phase-distribution-and-const-gas-fraction","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/inlet-bc-multiphase-flow-random-phase-distribution-and-const-gas-fraction\/","title":{"rendered":"Inlet BC Multiphase flow (Random phase distribution and const. Gas fraction)"},"content":{"rendered":"<p>Hello everyone,<\/p>\n<p>modelling gas liquid flow in a channel using VOF and defining constant mixture velocity and constant gas fraction at inlet leads to constant phase distribution in the channel. I want to define a random scenario which can occur in the reality, which means for example a random distribution of a certain gas fraction at the inlet. I thoguht about UDF which loops through cells and sets a value for gas fraction. Overall the gas fraction resulting at inlet remains constant.<\/p>\n<p>any ideas?&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>thanks in advance,<\/p>\n<p>&nbsp;Monta.<\/p>\n","protected":false},"template":"","class_list":["post-371917","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone,modelling gas liquid flow in a channel using VOF and defining constant mixture velocity and constant gas fraction at inlet leads to constant phase distribution in the channel. 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