{"id":372789,"date":"2024-07-19T16:27:59","date_gmt":"2024-07-19T16:27:59","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/species-transport-combustion-issue\/"},"modified":"2024-07-19T16:44:57","modified_gmt":"2024-07-19T16:44:57","slug":"species-transport-combustion-issue","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/species-transport-combustion-issue\/","title":{"rendered":"Species transport combustion issue."},"content":{"rendered":"<p>&nbsp;am simulating a case where the oxidizer and fuel are supplied with mass fluxes of 400 and 100 microns in width, respectively. I am employing species transport with volumetric reactions to capture both premixed and diffusion flames in the combustion zone. I am using a detailed reaction mechanism with 38 species and 127 reactions.<\/p>\n<p>When using the laminar flow model with FR\/No-TCI, the results are somewhat similar to the experimental data and simulation data available in the literature, although the exact flame structure is not replicated (using only a stiff chemistry solver).<\/p>\n<p>However, when using any turbulent model with FR\/ED, combustion is not occurring (using a direct source chemistry solver). I need to use turbulent model.<\/p>\n<p>Could you please assist me with this issue?<\/p>\n","protected":false},"template":"","class_list":["post-372789","topic","type-topic","status-closed","hentry","topic-tag-cfd-combustion","topic-tag-cfd-fluent","topic-tag-species-diffusion"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["21627","14415"],"_bbp_author_ip":["103.21.126.81"]," _bbp_last_reply_id":["0"],"_btv_view_count":["442"]," _bbp_likes_count":["0"],"_bbp_topic_status":["unanswered"],"_edit_lock":["1721406952:21627"],"_bbp_topic_id":["372789"],"_bbp_forum_id":["27792"],"_bbp_engagement":["14415","21627"],"_bbp_voice_count":["2"],"_bbp_reply_count":["7"],"_bbp_last_reply_id":["377817"],"_bbp_last_active_id":["377817"],"_bbp_last_active_time":["2024-08-09 15:10:20"]},"test":"194106015iitb-ac-in"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/372789","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":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/372789\/revisions"}],"predecessor-version":[{"id":372792,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/372789\/revisions\/372792"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=372789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}