{"id":355606,"date":"2024-03-06T12:01:10","date_gmt":"2024-03-06T12:01:10","guid":{"rendered":"\/forum\/forums\/reply\/355606\/"},"modified":"2024-03-06T12:02:37","modified_gmt":"2024-03-06T12:02:37","slug":"355606","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/355606\/","title":{"rendered":"Reply To: Calculating contact stiffness"},"content":{"rendered":"<p>&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;The term &ldquo;segment&rdquo;&nbsp; is used for surfaces of a body. In your context that simply means &ldquo;shell element&rdquo;.&lt;\/p&gt;&lt;p&gt;For a standard penalty contact (SOFT=0\/1)&nbsp; &ldquo;nodes&rdquo; are checked, if they penetrate an &ldquo;element\/segment&rdquo;.&lt;\/p&gt;&lt;p&gt;So in your case the nodes of the &ldquo;shell edge&rdquo; are contacting the wall &ldquo;elements\/segments&rdquo;.&lt;\/p&gt;&lt;p&gt;The above formula is using the properties of the &ldquo;segment&rdquo; that is in contact with a &ldquo;node&rdquo;.&lt;\/p&gt;&lt;p&gt;For further information on that please refer to the LS-DYNA theory manual, like the section shown below:&lt;\/p&gt;&lt;p&gt;&nbsp;<img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/06-03-2024-1709726319-mceclip1.png\" \/>&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-355606","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 term \u201csegment\u201d is used for surfaces of a body. In your context that simply means \u201cshell element\u201d.For a standard penalty contact (SOFT=0\/1) \u201cnodes\u201d are checked, if they penetrate an \u201celement\/segment\u201d.So in your case the nodes of the \u201cshell edge\u201d are contacting the wall \u201celements\/segments\u201d.The above formula is using the properties of the \u201csegment\u201d that\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/355606\/\" \/>\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: Calculating contact stiffness | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"The term \u201csegment\u201d is used for surfaces of a body. In your context that simply means \u201cshell element\u201d.For a standard penalty contact (SOFT=0\/1) \u201cnodes\u201d are checked, if they penetrate an \u201celement\/segment\u201d.So in your case the nodes of the \u201cshell edge\u201d are contacting the wall \u201celements\/segments\u201d.The above formula is using the properties of the \u201csegment\u201d that\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/355606\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/06-03-2024-1709726319-mceclip1.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/06-03-2024-1709726319-mceclip1.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-03-06T12:01:10+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-03-06T12:02:37+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Calculating contact stiffness | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"The term \u201csegment\u201d is used for surfaces of a body. In your context that simply means \u201cshell element\u201d.For a standard penalty contact (SOFT=0\/1) \u201cnodes\u201d are checked, if they penetrate an \u201celement\/segment\u201d.So in your case the nodes of the \u201cshell edge\u201d are contacting the wall \u201celements\/segments\u201d.The above formula is using the properties of the \u201csegment\u201d that\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2024\/03\/06-03-2024-1709726319-mceclip1.png\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/#listItem\",\"name\":\"Reply To: Calculating contact stiffness\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Calculating contact stiffness\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/\",\"name\":\"Reply To: Calculating contact stiffness | Ansys Learning Forum\",\"description\":\"The term \\u201csegment\\u201d is used for surfaces of a body. In your context that simply means \\u201cshell element\\u201d.For a standard penalty contact (SOFT=0\\\/1) \\u201cnodes\\u201d are checked, if they penetrate an \\u201celement\\\/segment\\u201d.So in your case the nodes of the \\u201cshell edge\\u201d are contacting the wall \\u201celements\\\/segments\\u201d.The above formula is using the properties of the \\u201csegment\\u201d that\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/355606\\\/#breadcrumblist\"},\"datePublished\":\"2024-03-06T12:01:10+00:00\",\"dateModified\":\"2024-03-06T12:02:37+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"Reply To: Calculating contact stiffness | Ansys Learning Forum","description":"The term \u201csegment\u201d is used for surfaces of a body. 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