{"id":188942,"date":"2021-08-12T22:42:12","date_gmt":"2021-08-12T22:42:12","guid":{"rendered":"\/forum\/forums\/reply\/188942\/"},"modified":"2021-08-12T22:42:50","modified_gmt":"2021-08-12T22:42:50","slug":"188942","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/188942\/","title":{"rendered":"Reply To: Stress path doesn&#8217;t seem right. What am I doing wrong?"},"content":{"rendered":"<p>The geometry has two sharp interior corners. Each one creates a stress singularity in the model, which means a point of theoretically infinite stress. Since the elements are of finite size, a finite stress value is computed. As the elements get smaller the stress gets larger, without limit. The only reason the stress is higher in the model with contact is the elements are smaller.<br \/>\nThe corrective action is to add a small blend radius to the two sharp corners and use elements small enough to go around the blend. That will eliminate the stress singularity from the model. It is best to avoid using contact elements in the area of high stress gradients.<\/p>\n","protected":false},"template":"","class_list":["post-188942","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=\"The geometry has two sharp interior corners. Each one creates a stress singularity in the model, which means a point of theoretically infinite stress. Since the elements are of finite size, a finite stress value is computed. As the elements get smaller the stress gets larger, without limit. The only reason the stress is higher\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/188942\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Reply To: Stress path doesn\u2019t seem right. What am I doing wrong? | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"The geometry has two sharp interior corners. Each one creates a stress singularity in the model, which means a point of theoretically infinite stress. Since the elements are of finite size, a finite stress value is computed. As the elements get smaller the stress gets larger, without limit. The only reason the stress is higher\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/188942\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-08-12T22:42:12+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-08-12T22:42:50+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Stress path doesn\u2019t seem right. What am I doing wrong? | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The geometry has two sharp interior corners. Each one creates a stress singularity in the model, which means a point of theoretically infinite stress. Since the elements are of finite size, a finite stress value is computed. As the elements get smaller the stress gets larger, without limit. 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