{"id":251179,"date":"2023-02-23T10:08:31","date_gmt":"2023-02-23T10:08:31","guid":{"rendered":"\/forum\/forums\/reply\/251179\/"},"modified":"2023-02-23T10:08:31","modified_gmt":"2023-02-23T10:08:31","slug":"251179","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/251179\/","title":{"rendered":"Reply To: negative cell volume error"},"content":{"rendered":"<p>&lt;p&gt;Hi,&lt;\/p&gt;&lt;div class=&#8221;nova-legacy-e-text nova-legacy-e-text&#8211;size-m nova-legacy-e-text&#8211;family-sans-serif nova-legacy-e-text&#8211;spacing-s nova-legacy-e-text&#8211;color-inherit redraft-text&#8221;&gt;The negative cell volume error may be due to distance moved per time step may be greater than the edge or cell size in the dynamic region.&lt;\/div&gt;&lt;div class=&#8221;nova-legacy-e-text nova-legacy-e-text&#8211;size-m nova-legacy-e-text&#8211;family-sans-serif nova-legacy-e-text&#8211;spacing-s nova-legacy-e-text&#8211;color-inherit redraft-text&#8221;&gt;We can avoid this problem by giving correct time step size.Also check your smoothing and remeshing parameter.&lt;\/div&gt;&lt;div class=&#8221;nova-legacy-e-text nova-legacy-e-text&#8211;size-m nova-legacy-e-text&#8211;family-sans-serif nova-legacy-e-text&#8211;spacing-s nova-legacy-e-text&#8211;color-inherit redraft-text&#8221;&gt;&nbsp;&lt;\/div&gt;&lt;div class=&#8221;nova-legacy-e-text nova-legacy-e-text&#8211;size-m nova-legacy-e-text&#8211;family-sans-serif nova-legacy-e-text&#8211;spacing-s nova-legacy-e-text&#8211;color-inherit redraft-text&#8221;&gt;Thank you&lt;\/div&gt;<\/p>\n","protected":false},"template":"","class_list":["post-251179","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=\"Hi,The negative cell volume error may be due to distance moved per time step may be greater than the edge or cell size in the dynamic region.We can 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