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‎Models/Bouncing_Ball/Overview/html/sm_contact_ball.html‎

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<!--
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--><title>Bouncing Ball With Zero Crossings</title><meta name="generator" content="MATLAB 9.13"><link rel="schema.DC" href="http://purl.org/dc/elements/1.1/"><meta name="DC.date" content="2022-09-19"><meta name="DC.source" content="sm_contact_ball.m"><style type="text/css">
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--><title>Bouncing Ball With Zero Crossings</title><meta name="generator" content="MATLAB 9.14"><link rel="schema.DC" href="http://purl.org/dc/elements/1.1/"><meta name="DC.date" content="2023-03-17"><meta name="DC.source" content="sm_contact_ball.m"><style type="text/css">
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html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,font,img,ins,kbd,q,s,samp,small,strike,strong,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td{margin:0;padding:0;border:0;outline:0;font-size:100%;vertical-align:baseline;background:transparent}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}:focus{outine:0}ins{text-decoration:none}del{text-decoration:line-through}table{border-collapse:collapse;border-spacing:0}
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</style></head><body><div class="content"><h1>Bouncing Ball With Zero Crossings</h1><!--introduction--><p>This example models a ball bouncing on a floor using the Spatial Contact Force block. MATLAB scripts explore the effect of enabling and disabling zero crossings and the effect of solver settings on the simulation results.</p><!--/introduction--><h2>Contents</h2><div><ul><li><a href="#1">Model</a></li><li><a href="#2">Simulation Results from Simscape Logging</a></li><li><a href="#4">Simulation Results from Simscape Logging: Effect of Zero Crossings</a></li><li><a href="#6">Simulation Results from Simscape Logging: Thin Floor</a></li><li><a href="#8">Simulation Results from Simscape Logging: Thin Floor, Maximum Step Size</a></li></ul></div><h2 id="1">Model</h2><img vspace="5" hspace="5" src="sm_contact_ball_01.png" alt=""> <h2 id="2">Simulation Results from Simscape Logging</h2><p>This plot shows the height of the ball with time.</p><img vspace="5" hspace="5" src="sm_contact_ball_02.png" alt=""> <h2 id="4">Simulation Results from Simscape Logging: Effect of Zero Crossings</h2><p>This plot shows the height of the ball with time with zero crossings enabled and disabled.</p><img vspace="5" hspace="5" src="sm_contact_ball_03.png" alt=""> <h2 id="6">Simulation Results from Simscape Logging: Thin Floor</h2><p>This plot shows the height of the ball with time if the test is conducted with a thin floor. If the step size is too large, the ball can pass through the floor between simulation steps. Enabling zero-crossings can help but may not guarantee the event of the ball hitting the floor will always be captured.</p><img vspace="5" hspace="5" src="sm_contact_ball_04.png" alt=""> <h2 id="8">Simulation Results from Simscape Logging: Thin Floor, Maximum Step Size</h2><p>This plot shows the height of the ball with time if the test is conducted with a thin floor. If the step size is too large, the ball can pass through the floor between simulation steps. Limiting the maximum step size is a better way to ensure the event will be captured.</p><img vspace="5" hspace="5" src="sm_contact_ball_05.png" alt=""> <p class="footer">Copyright 2019-2022 The MathWorks, Inc.<br><a href="https://www.mathworks.com/products/matlab/">Published with MATLAB&reg; R2022b</a><br></p></div><!--
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</style></head><body><div class="content"><h1>Bouncing Ball With Zero Crossings</h1><!--introduction--><p>This example models a ball bouncing on a floor using the Spatial Contact Force block. MATLAB scripts explore the effect of enabling and disabling zero crossings and the effect of solver settings on the simulation results.</p><!--/introduction--><h2>Contents</h2><div><ul><li><a href="#1">Model</a></li><li><a href="#2">Simulation Results from Simscape Logging</a></li><li><a href="#4">Simulation Results from Simscape Logging: Effect of Zero Crossings</a></li><li><a href="#6">Simulation Results from Simscape Logging: Thin Floor</a></li><li><a href="#8">Simulation Results from Simscape Logging: Thin Floor, Maximum Step Size</a></li></ul></div><h2 id="1">Model</h2><img vspace="5" hspace="5" src="sm_contact_ball_01.png" alt=""> <h2 id="2">Simulation Results from Simscape Logging</h2><p>This plot shows the height of the ball with time.</p><img vspace="5" hspace="5" src="sm_contact_ball_02.png" alt=""> <h2 id="4">Simulation Results from Simscape Logging: Effect of Zero Crossings</h2><p>This plot shows the height of the ball with time with zero crossings enabled and disabled.</p><img vspace="5" hspace="5" src="sm_contact_ball_03.png" alt=""> <h2 id="6">Simulation Results from Simscape Logging: Thin Floor</h2><p>This plot shows the height of the ball with time if the test is conducted with a thin floor. If the step size is too large, the ball can pass through the floor between simulation steps. Enabling zero-crossings can help but may not guarantee the event of the ball hitting the floor will always be captured.</p><img vspace="5" hspace="5" src="sm_contact_ball_04.png" alt=""> <h2 id="8">Simulation Results from Simscape Logging: Thin Floor, Maximum Step Size</h2><p>This plot shows the height of the ball with time if the test is conducted with a thin floor. If the step size is too large, the ball can pass through the floor between simulation steps. Limiting the maximum step size is a better way to ensure the event will be captured.</p><img vspace="5" hspace="5" src="sm_contact_ball_05.png" alt=""> <p class="footer">Copyright 2019-2023 The MathWorks, Inc.<br><a href="https://www.mathworks.com/products/matlab/">Published with MATLAB&reg; R2023a</a><br></p></div><!--
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‎Models/Bouncing_Ball/Overview/html/sm_contact_ball.png‎

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‎Models/Bouncing_Ball/Overview/html/sm_contact_ball_01.png‎

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‎Models/Bouncing_Ball/Overview/sm_contact_ball.m‎

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‎Models/Bouncing_Ball/sm_contact_ball.slx‎

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‎Models/Bouncing_Ball/sm_contact_ball_plot1time.m‎

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