{"id":435593,"date":"2025-06-29T01:22:45","date_gmt":"2025-06-29T01:22:45","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-modify-the-diffusive-flux-through-udf-or-expr-to-species-eq\/"},"modified":"2025-06-29T01:22:45","modified_gmt":"2025-06-29T01:22:45","slug":"how-to-modify-the-diffusive-flux-through-udf-or-expr-to-species-eq","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-modify-the-diffusive-flux-through-udf-or-expr-to-species-eq\/","title":{"rendered":"how to modify the diffusive flux through udf or expr to species eq"},"content":{"rendered":"<p>&lt;p&gt;Hello&lt;\/p&gt;&lt;p&gt;I would like to modify this term&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2025\/06\/29-06-2025-1751160095-mceclip0.png\" \/>&lt;\/p&gt;&lt;p&gt;i would like to add this term to the equation -vec(c)Y into this equation please tell me how can this be achieved&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-435593","topic","type-topic","status-publish","hentry","topic-tag-expression","topic-tag-fluent","topic-tag-species","topic-tag-udf"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["435593"],"_bbp_subscription":["125602","199"],"_bbp_author_ip":["152.14.116.57"],"_bbp_last_reply_id":["437189"],"_bbp_last_active_id":["437189"],"_bbp_last_active_time":["2025-07-18 08:53:15"],"_bbp_reply_count":["22"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["125602","199"],"_btv_view_count":["295"],"_bbp_topic_status":["unanswered"]},"test":"satrincsu-edu"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/435593","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\/435593\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=435593"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}