{"id":45397,"date":"2023-06-05T20:58:48","date_gmt":"2023-06-05T20:58:48","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/un-robot-capable-dimiter-labeille-a-la-perfection"},"modified":"2023-06-05T22:07:24","modified_gmt":"2023-06-05T22:07:24","slug":"un-robot-capable-dimiter-labeille-a-la-perfection","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/un-robot-capable-dimiter-labeille-a-la-perfection","title":{"rendered":"Un robot capable d\u2019imiter l\u2019abeille \u00e0 la perfection"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>Il s\u2019appelle Bee++, \u201cAbeille plus plus\u201d, tant ce robot parvient a\u0300 bien imiter les subtilite\u0301s du vol de l\u2019insecte. Ce prototype est un projet d\u2019une e\u0301quipe de l\u2019universite\u0301 de l\u2019Etat de Washington et a e\u0301te\u0301 pre\u0301sente\u0301 a\u0300 la dernie\u0300re confe\u0301rence internationale sur la robotique et l\u2019automatisation a\u0300 Londres, qui a eu lieu du 29 mai au 2 juin 2023.<\/p>\n<p>Dote\u0301 de quatre ailes en fibre de carbone et film de polyester, sur 3,3 cm d\u2019envergure, cet engin est capable de voler dans toutes les directions. Une premie\u0300re pour un robot de ce type et d\u2019une taille e\u0301quivalente a\u0300 celle de l\u2019insecte re\u0301el (il pe\u0300se cependant beaucoup plus lourd). Il sait pivoter sur ses trois axes, ce qui lui donne six degre\u0301s de liberte\u0301. Il effectue ainsi les mouvements de tangage, de roulis et, c\u2019est la vraie performance, celui dit \u201cdu lacet\u201d, a\u0300 savoir une rotation horizontale autour de l\u2019axe vertical. Une man\u0153uvre \u201cindispensable et parmi les plus impressionnantes\u201d chez les insectes, estime l\u2019article de recherche.<\/p>\n<p><b>Le lacet, man\u0153uvre indispensable et impressionnante<\/b><\/p>\n<p>Le robot est pilote\u0301 via quatre contro\u0302leurs, chacun e\u0301tant affecte\u0301 inde\u0301pendamment des autres a\u0300 une des quatre ailes. Ainsi, il devient possible de diffe\u0301rencier les battements des ailes avant de celui des ailes arrie\u0300re, ou celui des ailes de gauche par rapport aux ailes de droite. Le lacet, lui, est obtenu en synchronisant les battements d\u2019une paire d\u2019ailes diagonalement oppose\u0301es : l\u2019aile avant droite et l\u2019aile arrie\u0300re gauche battront diffe\u0301remment de l\u2019aile avant gauche et l\u2019aile arrie\u0300re droite.<\/p>\n<p><b>\u201cLes meilleurs re\u0301sultats a\u0300 ce jour pour un robot volant aile\u0301 de la taille d\u2019un insecte\u201d<\/b><\/p>\n<p>Pour gagner en stabilite\u0301 par rapport aux autres projets de ce type, l\u2019e\u0301quipe a particulie\u0300rement travaille\u0301 le design du Bee++, se rapprochant le plus possible de l\u2019insecte re\u0301el, avec une fre\u0301quence de 100 a\u0300 160 battements a\u0300 la seconde. Mais il reste la plupart du temps rattache\u0301 a\u0300 un ca\u0302ble d\u2019alimentation, incapable de voler de manie\u0300re autonome tre\u0300s longtemps. Le robot est connecte\u0301 a\u0300 des ordinateurs sur lesquels tournent les algorithmes de contro\u0302le et ou\u0300 sont traite\u0301es les donne\u0301es de localisation et de positionnement.<\/p>\n<p>Teste\u0301 sur diffe\u0301rents types de trajectoire, du plus simple au plus complexe, et suivi par un syste\u0300me de capture mouvement pour analyse, le Bee++ a fourni \u201cles meilleurs re\u0301sultats a\u0300 ce jour pour un robot volant aile\u0301 de la taille d\u2019un insecte\u201d, e\u0301crivent les chercheurs.<\/p>\n<p><iframe loading=\"lazy\" title=\"Researchers build bee robot that can twist\" width=\"696\" height=\"522\" src=\"https:\/\/www.youtube.com\/embed\/m9lLO1QpdcE?start=87&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/senegal\">Senegal<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. Il s\u2019appelle Bee++, \u201cAbeille plus plus\u201d, tant ce robot parvient a\u0300 bien imiter les subtilite\u0301s du vol de l\u2019insecte. Ce prototype est un projet d\u2019une e\u0301quipe de l\u2019universite\u0301 de l\u2019Etat de Washington et a e\u0301te\u0301 pre\u0301sente\u0301 a\u0300 la dernie\u0300re confe\u0301rence internationale sur la robotique et l\u2019automatisation a\u0300 Londres, qui a eu lieu [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":45395,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[43,47,44],"class_list":["post-45397","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-africa-press-2","tag-africa-press-senegal","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Un robot capable d\u2019imiter l\u2019abeille \u00e0 la perfection - Senegal<\/title>\n<meta name=\"description\" content=\"Il s\u2019appelle Bee++, \u201cAbeille plus plus\u201d, tant ce robot parvient a\u0300 bien imiter les subtilite\u0301s du vol de l\u2019insecte. 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