{"id":318803,"date":"2023-11-21T12:46:19","date_gmt":"2023-11-21T12:46:19","guid":{"rendered":"\/forum\/forums\/topic\/numerical-damping-in-explicit-dynamics\/"},"modified":"2023-11-21T12:46:19","modified_gmt":"2023-11-21T12:46:19","slug":"numerical-damping-in-explicit-dynamics","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/numerical-damping-in-explicit-dynamics\/","title":{"rendered":"Numerical damping in explicit dynamics"},"content":{"rendered":"<p>Hello everyone.<\/p>\n<p>I wish to ask if the mesh size in explicit dynamics affects the numerical damping and how.&nbsp;Could you please suggest any relevant publications?<\/p>\n<p>Does Ansys uses bulk viscosity as numerical damping? If this is the case, then I would expect that finer mesh (i.e. smaller elements) to produce less numerical damping. Is that correct.&nbsp;<\/p>\n<p>Many thanks,<\/p>\n<p>Costas<\/p>\n","protected":false},"template":"","class_list":["post-318803","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello everyone.I wish to ask if the mesh size in explicit dynamics affects the numerical damping and how. Could you please suggest any relevant publications?Does Ansys uses bulk viscosity as numerical damping? If this is the case, then I would expect that finer mesh (i.e. smaller elements) to produce less numerical damping. Is that correct. 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If this is the case, then I would expect that finer mesh (i.e. smaller elements) to produce less numerical damping. Is that correct. 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