{"id":404525,"date":"2025-01-11T12:23:39","date_gmt":"2025-01-11T12:23:39","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/404525\/"},"modified":"2025-01-11T12:29:37","modified_gmt":"2025-01-11T12:29:37","slug":"404525","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/404525\/","title":{"rendered":"Reply To: Initial Velocity Generation"},"content":{"rendered":"<p>&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;Dear colleagues,&lt;\/p&gt;&lt;p&gt;I offer you two models that demonstrate &ldquo;oddities&rdquo; that I could not understand.&lt;\/p&gt;&lt;p&gt;I will be glad if you write your assumptions&hellip; advice&hellip;. comments&hellip;&lt;\/p&gt;&lt;p&gt;====================&lt;br&gt;Model&lt;br&gt;STYP-2_Relax.key&lt;br&gt;Link to the model:&lt;br&gt;https:\/\/drive.google.com\/file\/d\/1P3C9CnTEGN145BxeU_X8ALUofHXnlTHp\/view?usp=sharing&lt;\/p&gt;&lt;p&gt;The initial speed of the cargo is set: -1000 mm per second&lt;\/p&gt;&lt;p&gt;The cargo moves down.&lt;\/p&gt;&lt;p&gt;As the calculation results show, the load receives a real initial speed in the calculation: -2594.6645508 mm per second&lt;br&gt;during the rise time: 0.00009155 sec &ndash; see below&lt;\/p&gt;&lt;p&gt;Vy.txt&lt;br&gt;3.6099996948e+02 0.0000000000e+00&lt;br&gt;3.6100009155e+02 -2.5946645508e+03&lt;br&gt;3.6100531006e+02 -2.5946645508e+03&lt;\/p&gt;&lt;p&gt;======================&lt;br&gt;Model&lt;br&gt;No_Relax_1.222e-4-1000mm_0_023sec.key&lt;br&gt;link to the model :&lt;br&gt;https:\/\/drive.google.com\/file\/d\/1eOWIbv6e2wMkJ7HqZMFYVccMiwD1LyFJ\/view?usp=sharing&lt;\/p&gt;&lt;p&gt;The initial velocity of the cargo is set: -1000 mm per second&lt;\/p&gt;&lt;p&gt;The cargo moves up.&lt;\/p&gt;&lt;p&gt;Curveplot&lt;br&gt;Nodal History&lt;br&gt;Time&lt;br&gt;Y-velocity&lt;br&gt;Node no.&lt;br&gt;222980 #pts=266&lt;br&gt;* Minval= -1.0000000000e+03 at time= 0.0000000000&lt;br&gt;* Maxval= 3.7985620117e+03 at time= 10.0000991821&lt;br&gt;9.9999990463e+00 0.0000000000e+00&lt;br&gt;1.0000099182e+01 3.7985620117e+03&lt;br&gt;1.0001098633e+01 3.7985620117e+03&lt;\/p&gt;&lt;p&gt;========================================&lt;\/p&gt;&lt;p&gt;List of questions I wanted to would like to get answers:&lt;\/p&gt;&lt;p&gt;1. why, when setting one &ldquo;initial&rdquo; speed &ndash; 1000 mm per second,&lt;br&gt;in the first model &ndash; the cargo moves down, and in the second model &ndash; the cargo moves up?&lt;\/p&gt;&lt;p&gt;2. why, when setting one &ldquo;initial&rdquo; speed &ndash; 1000 mm per second,&lt;br&gt;in the first model &ndash; the actual speed of the cargo according to calculations = &#8211; (MINUS) 2594.6645508 mm per second,&nbsp;&lt;br&gt;and in the second model &ndash; the actual speed of the cargo according to calculations = + (PLUS) 3798.5620117&nbsp; mm per second?&lt;\/p&gt;&lt;p&gt;3. Why do the above &ldquo;initial&rdquo; speeds reach constant values \u200b\u200bin different times?&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-404525","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=\"Dear colleagues,I offer you two models that demonstrate \u201coddities\u201d that I could not understand.I will be glad if you write your assumptions\u2026 advice\u2026. comments\u2026====================ModelSTYP-2_Relax.keyLink to the model:https:\/\/drive.google.com\/file\/d\/1P3C9CnTEGN145BxeU_X8ALUofHXnlTHp\/view?usp=sharingThe initial speed of the cargo is set: -1000 mm per secondThe cargo moves down.As the calculation results show, the load receives a real initial speed in the calculation:\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link 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