{"id":428358,"date":"2025-04-08T22:44:27","date_gmt":"2025-04-08T22:44:27","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/multiple-dpm-injections-for-simulation\/"},"modified":"2025-04-08T22:44:27","modified_gmt":"2025-04-08T22:44:27","slug":"multiple-dpm-injections-for-simulation","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/multiple-dpm-injections-for-simulation\/","title":{"rendered":"Multiple DPM injections for simulation"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;br&gt;&lt;br&gt;In ANSYS Fluent, I have two &lt;span style=&#8221;text-decoration: underline;&#8221;&gt;<strong>.inj<\/strong>&lt;\/span&gt; files containing randomly generated particle injection data from a surface. I want to alternate between these files at each time step or Fluent run. Is it possible to automate this switching using a journal file or through a UDF? If so, what would be the recommended approach?&lt;br&gt;&lt;br&gt;Have you ever come across something like this before?&lt;br&gt;&lt;br&gt;Thanks,&lt;br&gt;Kiran&lt;br&gt;&lt;br&gt;&lt;br&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-428358","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["428358"],"_bbp_subscription":["288381","199"],"_bbp_author_ip":["2607:fea8:7bdb:5c00:99d2:12fa:bc8b:d507"],"_bbp_last_reply_id":["428973"],"_bbp_last_active_id":["428973"],"_bbp_last_active_time":["2025-04-15 09:18:46"],"_bbp_reply_count":["9"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["288381","199"],"_btv_view_count":["232"],"_bbp_topic_status":["unanswered"]},"test":"kiran-purushothamakeshavanontariotechu-net"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/428358","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\/428358\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=428358"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}