{"id":440938,"date":"2025-09-07T10:41:13","date_gmt":"2025-09-07T10:41:13","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/i-am-doing-a-corona-simulation-but-particles-are-not-spreading\/"},"modified":"2025-09-07T10:41:13","modified_gmt":"2025-09-07T10:41:13","slug":"i-am-doing-a-corona-simulation-but-particles-are-not-spreading","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/i-am-doing-a-corona-simulation-but-particles-are-not-spreading\/","title":{"rendered":"I am doing a corona simulation. But particles are not spreading."},"content":{"rendered":"<p>&lt;p&gt;In my simulation particle injected from the surface of mouth, it should have spreaded to the room but the particles are dropping soon. I have used 2 inlets and one one outlet. The inlets have 3m\/s velocity and the outlet is the pressure outlet. I have used water liqid as injection material. i Have ran the simulation for 1 sec. the room volume is 738m^3&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/preview.redd.it\/i-am-doing-a-corona-simulation-but-particles-are-not-v0-81jp1aoh0qnf1.png?width=1573&amp;format=png&amp;auto=webp&amp;s=45cd445a455fd31505cd2d3e2eb0d9cb86763a27\" alt=\"r\/CFD - In my simulation particle injected from the surface of mouth, it should have spreaded to the room but the particles are dropping soon. I have used 2 inlets and one one outlet. The inlets have 3m\/s velocity and the outlet is the pressure outlet. I have used water liqid as injection material. i Have ran the simulation for 1 sec. the room volume is 738m^3.\" \/><img decoding=\"async\" src=\"https:\/\/preview.redd.it\/i-am-doing-a-corona-simulation-but-particles-are-not-v0-gw6ctex60qnf1.png?width=1919&amp;format=png&amp;auto=webp&amp;s=56ba1c666049e43d5e37bc0e9069600691dbb7a5\" alt=\"r\/CFD - I am doing a corona simulation. But particles are not spreading.\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-440938","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["440938"],"_bbp_subscription":["477373","15180"],"_bbp_author_ip":["103.94.135.11"],"_bbp_last_reply_id":["441024"],"_bbp_last_active_id":["441024"],"_bbp_last_active_time":["2025-09-09 05:10:16"],"_bbp_reply_count":["3"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["477373","15180"],"_btv_view_count":["10314"],"_bbp_topic_status":["unanswered"]},"test":"adib-aktab999gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/440938","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\/440938\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=440938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}