{"id":28087,"date":"2017-07-26T12:05:10","date_gmt":"2017-07-26T12:05:10","guid":{"rendered":"\/forum\/forums\/topic\/object-reciprocating-in-fluid-container\/"},"modified":"2017-07-26T12:05:10","modified_gmt":"2017-07-26T12:05:10","slug":"object-reciprocating-in-fluid-container","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/object-reciprocating-in-fluid-container\/","title":{"rendered":"Object reciprocating in Fluid Container"},"content":{"rendered":"<p>I have a Rectangular container with a circular bob inside the system.<\/p>\n<p><\/p>\n<p>Currently there exists one domain, namely &#8220;water&#8221;, the outer walls are names &#8220;outer_wall&#8221; and the surface (cavity) of the bob is named &#8220;bob-surf&#8221;.<\/p>\n<p><\/p>\n<p>My objective is to use dynamic meshing to move the bob left and right in a simple harmonic manner. What kind of a UDF should I use and what all settings should I use for the boundaries?<\/p>\n","protected":false},"template":"","class_list":["post-28087","topic","type-topic","status-closed","hentry"],"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 Rectangular container with a circular bob inside the system. Currently there exists one domain, namely &quot;water&quot;, the outer walls are names &quot;outer_wall&quot; and the surface (cavity) of the bob is named &quot;bob-surf&quot;. My objective is to use dynamic meshing to move the bob left and right in a simple harmonic manner. What\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/object-reciprocating-in-fluid-container\/\" \/>\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=\"Object reciprocating in Fluid Container | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"I have a Rectangular container with a circular bob inside the system. Currently there exists one domain, namely &quot;water&quot;, the outer walls are names &quot;outer_wall&quot; and the surface (cavity) of the bob is named &quot;bob-surf&quot;. My objective is to use dynamic meshing to move the bob left and right in a simple harmonic manner. What\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/object-reciprocating-in-fluid-container\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2017-07-26T12:05:10+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2017-07-26T12:05:10+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Object reciprocating in Fluid Container | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"I have a Rectangular container with a circular bob inside the system. Currently there exists one domain, namely &quot;water&quot;, the outer walls are names &quot;outer_wall&quot; and the surface (cavity) of the bob is named &quot;bob-surf&quot;. My objective is to use dynamic meshing to move the bob left and right in a simple harmonic manner. 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