{"id":373327,"date":"2024-07-23T21:49:07","date_gmt":"2024-07-23T21:49:07","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373327\/"},"modified":"2024-07-23T21:49:07","modified_gmt":"2024-07-23T21:49:07","slug":"373327","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373327\/","title":{"rendered":"Reply To: ANSYS fluent \u2013 Rocky DEM coupling"},"content":{"rendered":"<p>&lt;p&gt;Hello,&lt;\/p&gt;&lt;p&gt;I did a SPH simulation, all the sph settings are default I just changed the element size to 0.005 msince my particle size 0.02m. the problem is after the particles are added , they do not change their position anymore and do not move. it seems like they are fixed and just vibrate in their place. in the attached figure all the particles have not moved in the past 3s of the simulation.&nbsp;&lt;\/p&gt;&lt;p&gt;Can you please help me with that ?&lt;\/p&gt;&lt;p&gt;Thanks&lt;\/p&gt;&lt;p&gt;<img decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/23-07-2024-1721771163-mceclip0.png\" \/>&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-373327","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello,I did a SPH simulation, all the sph settings are default I just changed the element size to 0.005 msince my particle size 0.02m. the problem is after the particles are added , they do not change their position anymore and do not move. it seems like they are fixed and just vibrate in their\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/373327\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" 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