{"id":181182,"date":"2021-06-06T13:53:49","date_gmt":"2021-06-06T13:53:49","guid":{"rendered":"\/forum\/forums\/reply\/181182\/"},"modified":"2021-06-06T13:53:49","modified_gmt":"2021-06-06T13:53:49","slug":"181182","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/181182\/","title":{"rendered":"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies"},"content":{"rendered":"<p>I think there is an error in your hand calculation.<br \/>\nThe model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. Because of the short distance along Y (or X&#8217;) between the two points and the the distance to the point mass, the reaction force on the bottom is much greater than m.g so maybe the shaft is not sliding but sticking.  If the shaft is sticking, there will be no thrust.<\/p>\n","protected":false},"template":"","class_list":["post-181182","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=\"I think there is an error in your hand calculation. The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. Because of the short distance along Y (or X&#039;) between the two points and the the distance to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/181182\/\" \/>\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: Possible error in the reaction force due to the simulation of contact between two bodies | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I think there is an error in your hand calculation. The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. Because of the short distance along Y (or X&#039;) between the two points and the the distance to\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/181182\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2021-06-06T13:53:49+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-06-06T13:53:49+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I think there is an error in your hand calculation. The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. Because of the short distance along Y (or X&#039;) between the two points and the the distance to\" \/>\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\\\/181182\\\/#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\\\/181182\\\/#listItem\",\"name\":\"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/181182\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies\",\"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\\\/181182\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/181182\\\/\",\"name\":\"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies | Ansys Learning Forum\",\"description\":\"I think there is an error in your hand calculation. The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. 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The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. Because of the short distance along Y (or X') between the two points and the the distance to","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/181182\/","article:published_time":"2021-06-06T13:53:49+00:00","article:modified_time":"2021-06-06T13:53:49+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Possible error in the reaction force due to the simulation of contact between two bodies | Ansys Learning Forum","twitter:description":"I think there is an error in your hand calculation. The model does not have a single point of contact, but two points of contact. Take those two points and compute the normal force at each end. 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