{"id":161606,"date":"2023-01-25T07:16:27","date_gmt":"2023-01-25T07:16:27","guid":{"rendered":"\/knowledge\/forums\/topic\/when-is-a-define_init-user-defined-function-called-in-ansys-fluent\/"},"modified":"2023-07-31T12:35:35","modified_gmt":"2023-07-31T12:35:35","slug":"when-is-a-define_init-user-defined-function-called-in-ansys-fluent","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-is-a-define_init-user-defined-function-called-in-ansys-fluent\/","title":{"rendered":"When is a DEFINE_INIT User-Defined Function called in ANSYS Fluent?"},"content":{"rendered":"<p>The INIT UDF is called after standard or hybrid initialization on host and node processes. For older versions of Fluent (prior to 18.2) it was only called on the node processes. Since  a FMG initialization requires a solution initialization the prescribed initialization through a INIT UDF will be accounted automatically.<\/p>\n","protected":false},"template":"","class_list":["post-161606","topic","type-topic","status-publish","hentry","topic-tag-19-1","topic-tag-fluent","topic-tag-fluid-dynamics","topic-tag-general","topic-tag-general-fluent"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"The INIT UDF is called after standard or hybrid initialization on host and node processes. For older versions of Fluent (prior to 18.2) it was only called on the node processes. Since a FMG initialization requires a solution initialization the prescribed initialization through a INIT UDF will be accounted automatically.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-is-a-define_init-user-defined-function-called-in-ansys-fluent\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Knowledge | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"When is a DEFINE_INIT User-Defined Function called in ANSYS Fluent? | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"The INIT UDF is called after standard or hybrid initialization on host and node processes. For older versions of Fluent (prior to 18.2) it was only called on the node processes. Since a FMG initialization requires a solution initialization the prescribed initialization through a INIT UDF will be accounted automatically.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-is-a-define_init-user-defined-function-called-in-ansys-fluent\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-01-25T07:16:27+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:35:35+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"When is a DEFINE_INIT User-Defined Function called in ANSYS Fluent? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The INIT UDF is called after standard or hybrid initialization on host and node processes. For older versions of Fluent (prior to 18.2) it was only called on the node processes. 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