{"id":287793,"date":"2023-06-08T18:09:48","date_gmt":"2023-06-08T18:09:48","guid":{"rendered":"\/forum\/forums\/topic\/parameterize-arrhenius-factors-in-fluent\/"},"modified":"2023-06-08T18:09:48","modified_gmt":"2023-06-08T18:09:48","slug":"parameterize-arrhenius-factors-in-fluent","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/parameterize-arrhenius-factors-in-fluent\/","title":{"rendered":"Parameterize Arrhenius factors in Fluent"},"content":{"rendered":"<p>Hi,<\/p>\n<p>I am trying to figure out how to run a parametric study in Fluent where I can quickly update the activation energy for one of my chemical reactions (I have 24 reactions, 18 species), then iterate to get the new solution. I can&#8217;t find a TUI command to directly access a reaction&#8217;s kinetics. I can use define\/material\/change-create, but that makes me step through every piece of data for every reaction&#8230;very slow.<\/p>\n<p>Alternatively, I would have to write a UDF to alter the reaction rate of a specific reaction, but that seems like overkill.<\/p>\n<p>Finally, I can&#8217;t set the Arrhenius values as input parameters that Workbench can use (at least I don&#8217;t think I can).<\/p>\n<p>Thanks!<\/p>\n","protected":false},"template":"","class_list":["post-287793","topic","type-topic","status-closed","hentry","topic-tag-ActivationEnergy-1","topic-tag-chemical-reaction","topic-tag-fluent","topic-tag-parametric-analysis"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["198499","199","26982","14415"],"_bbp_author_ip":["23.206.193.154"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1462"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["287793"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","14415","26982","198499"],"_bbp_voice_count":["4"],"_bbp_reply_count":["16"],"_bbp_last_reply_id":["318856"],"_bbp_last_active_id":["318856"],"_bbp_last_active_time":["2023-11-21 15:05:30"]},"test":"81822989103acf04149ecc1e8ee93667329b3f17"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/287793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/287793\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=287793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}