{"id":183202,"date":"2021-06-25T20:34:46","date_gmt":"2021-06-25T20:34:46","guid":{"rendered":"\/forum\/forums\/reply\/183202\/"},"modified":"2021-06-25T20:36:02","modified_gmt":"2021-06-25T20:36:02","slug":"183202","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/183202\/","title":{"rendered":"Reply To: Base excitation on Skateboard chassis ,large value of stresses ?"},"content":{"rendered":"<p>If you use Rigid Dynamics, you don&#8217;t need to use Modal Analysis first.  You just import this geometry into the Geometry cell, then in the Model, create the joints and springs and import the input displacement as a joint load on the translational joint that connects the road body to ground. When you Solve, you will get a Transient solution and you can plot the displacement or acceleration of the car body and the wheel body.<br \/>\nYou don&#8217;t need a Fixed Support. The translational joint between ground and the road body, along with the input displacement load is equivalent to the fixed support.<\/p>\n","protected":false},"template":"","class_list":["post-183202","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=\"If you use Rigid Dynamics, you don&#039;t need to use Modal Analysis first. You just import this geometry into the Geometry cell, then in the Model, create the joints and springs and import the input displacement as a joint load on the translational joint that connects the road body to ground. When you Solve, you\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/183202\/\" \/>\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: Base excitation on Skateboard chassis ,large value of stresses ? | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"If you use Rigid Dynamics, you don&#039;t need to use Modal Analysis first. You just import this geometry into the Geometry cell, then in the Model, create the joints and springs and import the input displacement as a joint load on the translational joint that connects the road body to ground. When you Solve, you\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/183202\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-06-25T20:34:46+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-06-25T20:36:02+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Base excitation on Skateboard chassis ,large value of stresses ? | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"If you use Rigid Dynamics, you don&#039;t need to use Modal Analysis first. You just import this geometry into the Geometry cell, then in the Model, create the joints and springs and import the input displacement as a joint load on the translational joint that connects the road body to ground. When you Solve, you\" \/>\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\\\/183202\\\/#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\\\/183202\\\/#listItem\",\"name\":\"Reply To: Base excitation on Skateboard chassis ,large value of stresses ?\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/183202\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Base excitation on Skateboard chassis ,large value of stresses ?\",\"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\\\/183202\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/183202\\\/\",\"name\":\"Reply To: Base excitation on Skateboard chassis ,large value of stresses ? | Ansys Learning Forum\",\"description\":\"If you use Rigid Dynamics, you don't need to use Modal Analysis first. 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