{"id":293168,"date":"2023-07-14T17:54:12","date_gmt":"2023-07-14T17:54:12","guid":{"rendered":"\/forum\/forums\/topic\/not-enough-constraints-appear-to-be-applied-simple-shaft\/"},"modified":"2023-07-17T15:25:27","modified_gmt":"2023-07-17T15:25:27","slug":"not-enough-constraints-appear-to-be-applied-simple-shaft","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/not-enough-constraints-appear-to-be-applied-simple-shaft\/","title":{"rendered":"Not enough constraints appear to be applied. Simple shaft"},"content":{"rendered":"<p>I have a simple shaft with two bearings. a gravitational acceleration is the load. A remote displacement is applied at one of the end faces of the shaft to prevent rotation and translation in the x. The other endface is free. I thought this condition was sufficient since the bearings should already constrain the motion in y and z but when I run the solution, I get &#8220;Not enough constraints appear to be applied to prevent rigid body motion. &nbsp;This may lead to solution warnings or errors. &nbsp;Check results carefully.&#8221; Any help on this? Please note that I dont want a fixed boundary condition on the end face. Archive file attached. Any help is appreciated. <a title=\"archive file\" href=\"https:\/\/drive.google.com\/file\/d\/1gsiz90OPGo5zADFD95RzoBzse16KmGap\/view?usp=sharing\">archive file<\/a><br \/>&nbsp;<\/p>\n<p><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356162-mceclip0.png\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356162-mceclip0.png\" width=\"701\" height=\"272\"><\/a><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356247-mceclip1.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356247-mceclip1.png\"><\/a><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356298-mceclip2.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356298-mceclip2.png\"><\/a><\/p>\n","protected":false},"template":"","class_list":["post-293168","topic","type-topic","status-closed","hentry","topic-tag-ansys-mechanical","topic-tag-mechanical","topic-tag-shaft-1","topic-tag-static-structural","topic-tag-structural"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"I have a simple shaft with two bearings. a gravitational acceleration is the load. A remote displacement is applied at one of the end faces of the shaft to prevent rotation and translation in the x. The other endface is free. I thought this condition was sufficient since the bearings should already constrain the motion\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/not-enough-constraints-appear-to-be-applied-simple-shaft\/\" \/>\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=\"Not enough constraints appear to be applied. Simple shaft | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I have a simple shaft with two bearings. a gravitational acceleration is the load. A remote displacement is applied at one of the end faces of the shaft to prevent rotation and translation in the x. The other endface is free. I thought this condition was sufficient since the bearings should already constrain the motion\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/not-enough-constraints-appear-to-be-applied-simple-shaft\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356162-mceclip0.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356162-mceclip0.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-07-14T17:54:12+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-17T15:25:27+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Not enough constraints appear to be applied. 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I thought this condition was sufficient since the bearings should already constrain the motion\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forum\/wp-content\/uploads\/sites\/2\/2023\/07\/14-07-2023-1689356162-mceclip0.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\\\/topic\\\/not-enough-constraints-appear-to-be-applied-simple-shaft\\\/#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\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/structural\\\/#listItem\",\"name\":\"structural\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/structural\\\/#listItem\",\"position\":3,\"name\":\"structural\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/structural\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/not-enough-constraints-appear-to-be-applied-simple-shaft\\\/#listItem\",\"name\":\"Not enough constraints appear to be applied. 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