{"id":1175,"date":"2024-07-02T19:42:04","date_gmt":"2024-07-02T21:42:04","guid":{"rendered":"https:\/\/sites.usp.br\/ldsv\/?page_id=1175"},"modified":"2024-11-12T16:29:40","modified_gmt":"2024-11-12T18:29:40","slug":"bola-barra","status":"publish","type":"page","link":"https:\/\/sites.usp.br\/ldsv\/dispositivos-mecanicos-de-movimentacao\/bola-barra\/","title":{"rendered":"Bola Barra"},"content":{"rendered":"<div>O modelo cl\u00e1ssico disco\/barra (<em>ball and beam<\/em>) \u00e9 constitu\u00eddo por um disco sobre uma barra guia, no qual um ponto da barra \u00e9 fixo por uma junta de rota\u00e7\u00e3o, e em outro ponto \u00e9 fixo o motor acionador, sendo poss\u00edvel levantar e abaixar a barra.<\/div>\n<div>O objetivo do sistema \u00e9 <a href=\"https:\/\/youtu.be\/lBC1nEq0_nk\"><em><strong>controlar<\/strong><\/em><\/a> a posi\u00e7\u00e3o do disco, sendo que o deslocamento atual do disco \u00e9 medido com um sensor de posi\u00e7\u00e3o.<\/div>\n<div><\/div>\n<div><\/div>\n<div align=\"center\"><a href=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-1176\" src=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle-300x184.jpg\" alt=\"\" width=\"300\" height=\"184\" srcset=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle-300x184.jpg 300w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle-1024x629.jpg 1024w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle-768x472.jpg 768w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle-400x246.jpg 400w, https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/disco_barra_controle.jpg 1160w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/div>\n<div><\/div>\n<div><\/div>\n<div>O modelo do sistema pode ser apreciado no texto: <strong><a href=\"https:\/\/sites.usp.br\/ldsv\/wp-content\/uploads\/sites\/1453\/2024\/07\/Modelo_Balancim_Esfera.pdf\">disco\/barra<\/a><\/strong><\/div>\n<div><\/div>\n<div>Para o sistema 3D com controle veja o v\u00eddeo:<\/div>\n<div><\/div>\n<div align=\"center\">\n<p><iframe loading=\"lazy\" title=\"Ball and Plate PID control with 6 DOF Stewart platform\" width=\"604\" height=\"340\" src=\"https:\/\/www.youtube.com\/embed\/j4OmVLc_oDw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<\/div>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>O modelo cl\u00e1ssico disco\/barra (ball and beam) \u00e9 constitu\u00eddo por um disco sobre uma barra guia, no qual um ponto da barra \u00e9 fixo por uma junta de rota\u00e7\u00e3o, e em outro ponto \u00e9 fixo o motor acionador, sendo poss\u00edvel levantar e abaixar a barra. O objetivo do sistema \u00e9 controlar a posi\u00e7\u00e3o do disco, [&hellip;]<\/p>\n","protected":false},"author":24004,"featured_media":0,"parent":211,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-1175","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/1175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/users\/24004"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/comments?post=1175"}],"version-history":[{"count":5,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/1175\/revisions"}],"predecessor-version":[{"id":2539,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/1175\/revisions\/2539"}],"up":[{"embeddable":true,"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/pages\/211"}],"wp:attachment":[{"href":"https:\/\/sites.usp.br\/ldsv\/wp-json\/wp\/v2\/media?parent=1175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}