{"id":371959,"date":"2024-07-15T15:51:48","date_gmt":"2024-07-15T15:51:48","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/"},"modified":"2024-07-15T15:51:48","modified_gmt":"2024-07-15T15:51:48","slug":"371959","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/","title":{"rendered":"Reply To: Point Mass Effect in Drop Test"},"content":{"rendered":"<p>&lt;p&gt;Hi Khan,&nbsp;&lt;\/p&gt;&lt;p&gt;I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m&sup3; is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s&nbsp;&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png\" width=\"282\" height=\"205\" \/>&lt;\/p&gt;&lt;p&gt;As per my calculations, the total kinetic energy of the system is approximately&nbsp;&lt;span class=&#8221;katex&#8221;&gt;&lt;span class=&#8221;katex-mathml&#8221;&gt;1000.03&lt;\/span&gt;&lt;\/span&gt; Joules where DYNA produced with a small difference as follows and ignoring the point mass the results are given in right, so there are no issues on the solver side, need to check the model for inaccuracies or in your hand calculations and see if you had summed up the total KE from&nbsp;&lt;span class=&#8221;katex&#8221;&gt;&lt;span class=&#8221;katex-html&#8221; aria-hidden=&#8221;true&#8221;&gt;&lt;span class=&#8221;base&#8221;&gt;&lt;span class=&#8221;mord&#8221;&gt;&lt;span class=&#8221;mord mathnormal&#8221;&gt;E&lt;\/span&gt;&lt;span class=&#8221;msupsub&#8221;&gt;&lt;span class=&#8221;vlist-t vlist-t2&#8243;&gt;&lt;span class=&#8221;vlist-r&#8221;&gt;&lt;span class=&#8221;vlist&#8221;&gt;&lt;span class=&#8221;sizing reset-size6 size3 mtight&#8221;&gt;&lt;span class=&#8221;mord mtight&#8221;&gt;&lt;span class=&#8221;mord text mtight&#8221;&gt;total&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;vlist-s&#8221;&gt;\u200b&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;mrel&#8221;&gt;=&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;base&#8221;&gt;&lt;span class=&#8221;mord&#8221;&gt;&lt;span class=&#8221;mord mathnormal&#8221;&gt;Epoint&lt;\/span&gt;&lt;span class=&#8221;msupsub&#8221;&gt;&lt;span class=&#8221;vlist-t vlist-t2&#8243;&gt;&lt;span class=&#8221;vlist-r&#8221;&gt;&lt;span class=&#8221;vlist&#8221;&gt;&lt;span class=&#8221;sizing reset-size6 size3 mtight&#8221;&gt;&lt;span class=&#8221;mord mtight&#8221;&gt;&lt;span class=&#8221;mord text mtight&#8221;&gt;mass&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;vlist-s&#8221;&gt;\u200b&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;mbin&#8221;&gt;+&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;base&#8221;&gt;&lt;span class=&#8221;mord&#8221;&gt;&lt;span class=&#8221;mord mathnormal&#8221;&gt;E&lt;\/span&gt;&lt;span class=&#8221;msupsub&#8221;&gt;&lt;span class=&#8221;vlist-t vlist-t2&#8243;&gt;&lt;span class=&#8221;vlist-r&#8221;&gt;&lt;span class=&#8221;vlist&#8221;&gt;&lt;span class=&#8221;sizing reset-size6 size3 mtight&#8221;&gt;&lt;span class=&#8221;mord mtight&#8221;&gt;&lt;span class=&#8221;mord text mtight&#8221;&gt;ball&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;span class=&#8221;vlist-s&#8221;&gt;\u200b&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/span&gt;&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058326-mceclip1.png\" width=\"477\" height=\"170\" \/><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058368-mceclip2.png\" width=\"460\" height=\"170\" \/>&lt;\/p&gt;&lt;p&gt;Cheers, Ram&nbsp;&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-371959","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=\"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/\" \/>\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: Point Mass Effect in Drop Test | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/\" \/>\n\t\t<meta property=\"og:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png\" \/>\n\t\t<meta property=\"og:image:secure_url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2024-07-15T15:51:48+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2024-07-15T15:51:48+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: Point Mass Effect in Drop Test | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the\" \/>\n\t\t<meta name=\"twitter:image\" content=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-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\\\/reply\\\/371959\\\/#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\\\/371959\\\/#listItem\",\"name\":\"Reply To: Point Mass Effect in Drop Test\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/371959\\\/#listItem\",\"position\":2,\"name\":\"Reply To: Point Mass Effect in Drop Test\",\"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\\\/371959\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/371959\\\/\",\"name\":\"Reply To: Point Mass Effect in Drop Test | Ansys Learning Forum\",\"description\":\"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\\\/s As per my calculations, the total kinetic energy of the\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/reply\\\/371959\\\/#breadcrumblist\"},\"datePublished\":\"2024-07-15T15:51:48+00:00\",\"dateModified\":\"2024-07-15T15:51:48+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: Point Mass Effect in Drop Test | Ansys Learning Forum","description":"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the","canonical_url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/#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\/371959\/#listItem","name":"Reply To: Point Mass Effect in Drop Test"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/#listItem","position":2,"name":"Reply To: Point Mass Effect in Drop Test","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\/371959\/#webpage","url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/","name":"Reply To: Point Mass Effect in Drop Test | Ansys Learning Forum","description":"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/#breadcrumblist"},"datePublished":"2024-07-15T15:51:48+00:00","dateModified":"2024-07-15T15:51:48+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"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Reply To: Point Mass Effect in Drop Test | Ansys Learning Forum","og:description":"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/","og:image":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png","og:image:secure_url":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png","article:published_time":"2024-07-15T15:51:48+00:00","article:modified_time":"2024-07-15T15:51:48+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: Point Mass Effect in Drop Test | Ansys Learning Forum","twitter:description":"Hi Khan, I am not sure why this disparity is causing, on a similar drop scenario as follows a ball of mass 5.1378e-004 kg with a volume of 6.545e-008 m\u00b3 is added with a mass of 20kg and is been dropped with a velocity of 10 m\/s As per my calculations, the total kinetic energy of the","twitter:image":"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/15-07-2024-1721058141-mceclip0.png"},"aioseo_meta_data":{"post_id":"371959","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"content","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":true,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2024-10-28 16:37:33","updated":"2026-08-14 08:15:45","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tReply To: Point Mass Effect in Drop Test\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Reply To: Point Mass Effect in Drop Test","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/371959\/"}],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/371959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/371959\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=371959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}