{"id":305742,"date":"2023-09-10T08:30:24","date_gmt":"2023-09-10T08:30:24","guid":{"rendered":"\/forum\/forums\/topic\/the-problem-of-dpm-source-phase-linearization\/"},"modified":"2023-09-11T03:03:46","modified_gmt":"2023-09-11T03:03:46","slug":"the-problem-of-dpm-source-phase-linearization","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/the-problem-of-dpm-source-phase-linearization\/","title":{"rendered":"The problem of DPM source terms linearization"},"content":{"rendered":"<p class=\"tgt color_text_0 un-step-trans\" data-section=\"0\"><span class=\"tgt color_text_0\" data-section=\"0\" data-sentence=\"0\" data-group=\"0-0\">Does anyone know how additional terms for <strong>DPM source linearization<\/strong> are given in UDFs?<\/span><span class=\"tgt color_text_0\" data-section=\"0\" data-sentence=\"1\" data-group=\"0-1\"> I looked up the dpm header file (my Fluent version is 2019R3) and there is indeed a description of source phase linearization in the <strong>dpms_t<\/strong> struct, as shown in the figure.<\/span><span class=\"tgt color_text_0\" data-section=\"0\" data-sentence=\"2\" data-group=\"0-2\"> I&#8217;m using a <strong>species transport model<\/strong> where DPM particles transfer mass and heat to the fluid domain and I need source phase linearization.<\/span><span class=\"tgt color_text_0\" data-section=\"0\" data-sentence=\"3\" data-group=\"0-3\"> But I don&#8217;t know exactly what <strong>htc<\/strong> and <strong>*mtc<\/strong> refer to or how to assign values to them in my UDF.And I found that in the 2022 release, the <strong>htc<\/strong> variable was removed from the <strong>dpms_t<\/strong> structure and added to the particle structure *tp\uff0cand its name was changed to htcA.This is interesting&#8230;<\/span><\/p>\n<p class=\"tgt color_text_0 un-step-trans\" data-section=\"0\"><span class=\"tgt color_text_0\" data-section=\"0\" data-sentence=\"3\" data-group=\"0-3\"><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/09\/10-09-2023-1694334567-Snipaste_2023-09-10_16-29-01.png\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/09\/10-09-2023-1694334567-Snipaste_2023-09-10_16-29-01.png\" alt=\"\" width=\"638\" height=\"145\"><\/a><\/span><\/p>\n<p class=\"tgt color_text_0 un-step-trans\" data-section=\"0\">&nbsp;<\/p>\n","protected":false},"template":"","class_list":["post-305742","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["22885","199"],"_bbp_author_ip":["96.7.218.215"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_bbp_likes_count":["0"],"_btv_view_count":["424"],"_edit_lock":["1694334713:184458"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["305742"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","22885"],"_bbp_voice_count":["2"],"_bbp_reply_count":["5"],"_bbp_last_reply_id":["306312"],"_bbp_last_active_id":["306312"],"_bbp_last_active_time":["2023-09-12 10:26:41"]},"test":"1517565620qq-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/305742","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\/305742\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=305742"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}