{"id":9391,"date":"2021-06-22T21:00:29","date_gmt":"2021-06-22T21:00:29","guid":{"rendered":"https:\/\/\/la-batterie-avec-une-anode-silicium-bat-des-records\/"},"modified":"2021-06-22T21:00:29","modified_gmt":"2021-06-22T21:00:29","slug":"la-batterie-avec-une-anode-silicium-bat-des-records","status":"publish","type":"post","link":"https:\/\/www.ecinews.fr\/fr\/la-batterie-avec-une-anode-silicium-bat-des-records\/","title":{"rendered":"La batterie avec une anode silicium bat des records"},"content":{"rendered":"<p>Cette cellule lithium-ion cylindrique au format 18650 d\u00e9velopp\u00e9e par Nanograf fournit 3,8 Ah, soit 28 % de puissance en plus que les technologies d&rsquo;anode \u00e0 base de graphite.<\/p>\n<p>Nanograf est une entreprise d\u00e9riv\u00e9e de la Northwestern University et du Argonne National Laboratory. Pour le Dr Kurt Breitenkamp, \u200b\u200bpr\u00e9sident de Nanograf : \u00ab Il s&rsquo;agit d&rsquo;une perc\u00e9e pour l&rsquo;industrie des batteries, la densit\u00e9 \u00e9nerg\u00e9tique a atteint un plateau, qui n&rsquo;a augment\u00e9 que de 8 % environ au cours de la derni\u00e8re d\u00e9cennie.&nbsp;Nous venons d&rsquo;atteindre une augmentation de 10 % en un peu moins d&rsquo;un an.&nbsp;C&rsquo;est plus d&rsquo;une d\u00e9cennie d&rsquo;innovation dans une seule technologie. \u00bb<\/p>\n<p>L&rsquo;objectif de 800 Wh\/l a \u00e9t\u00e9 au centre des efforts des constructeurs de v\u00e9hicules \u00e9lectriques pour r\u00e9duire \u00ab&nbsp;l&rsquo;anxi\u00e9t\u00e9 de l&rsquo;autonomie&nbsp;\u00bb.&nbsp;Ainsi, La Tesla Model S augmenterait-elle son autonomie d&rsquo;environ 28% avec une seule charge.&nbsp;Tesla a \u00e9galement explor\u00e9 l&rsquo;utilisation d&rsquo;anodes en silicium pour les cellules cylindriques dans un facteur de forme 4680 plus important pour augmenter l&rsquo;autonomie de ses v\u00e9hicules.<\/p>\n<p>D&rsquo;autres d\u00e9veloppeurs de batteries \u00e0 anode au silicium envisagent d&rsquo;utiliser cette&nbsp;technologie \u00e0 haute densit\u00e9 d&rsquo;\u00e9nergie en a\u00e9ronautique.<\/p>\n<p>NanoGraf vise \u00e9galement l&rsquo;alimentation de l&rsquo;\u00e9lectronique et des \u00e9quipement militaires avec&nbsp;sa batterie au silicium, car l&rsquo;arm\u00e9e am\u00e9ricaine a financ\u00e9 lses recherches avec une subvention de 1,65 million de dollars.&nbsp;Les soldats am\u00e9ricains en patrouille transportent plus de 9kg de batteries lithium-ion, soit le plus souvent la deuxi\u00e8me charge la plus lourde apr\u00e8s les gilets pare-balles.&nbsp;Les batteries de NanoGraf peuvent am\u00e9liorer&nbsp;la dur\u00e9e de fonctionnement de l&rsquo;\u00e9quipement des soldats avec une r\u00e9duction du poids de leurs batteries de plus de 15 %.<\/p>\n<p>NanoGraf affirme travailler avec plus de 50 entreprises, dont certaines des plus grandes marques mondiales d&rsquo;\u00e9lectronique grand public, d&rsquo;\u00e9lectrom\u00e9nagers et d&rsquo;outils \u00e9lectriques, et plus de 12 partenaires strat\u00e9giques dans le domaine de la mobilit\u00e9 \u00e9lectrique, des startups aux grandes entreprises.<\/p>\n<p><a href=\"https:\/\/www.globenewswire.com\/Tracker?data=lQMs-zqzhTdrWaIJwz7dnvmejCimL2bXZKd7IECwIBY5lQ4AriZkcyAjRfa5jEUmqNITtRT87rAtd-bYvF5Q6Q==\" target=\"_blank\" rel=\"noopener\">www.nanograf.com<\/a>&nbsp;.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La soci\u00e9t\u00e9 am\u00e9caine Nanograf sp\u00e9cialis\u00e9e dans les mat\u00e9riaux de batterie a d\u00e9velopp\u00e9 une cellule lithium-ion cylindrique avec une densit\u00e9 d&rsquo;\u00e9nergie de 800 Wh\/l en utilisant une anode en silicium.<\/p>\n","protected":false},"author":11,"featured_media":9392,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[883],"tags":[909],"domains":[47],"ppma_author":[1143],"class_list":["post-9391","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technologies","tag-batteries-power-supplies-fr","domains-electronique-eci"],"acf":[],"yoast_head":"<title>La batterie avec une anode silicium bat des records ...<\/title>\n<meta name=\"description\" content=\"La soci\u00e9t\u00e9 am\u00e9caine Nanograf sp\u00e9cialis\u00e9e dans les mat\u00e9riaux de batterie a d\u00e9velopp\u00e9 une cellule lithium-ion cylindrique avec une densit\u00e9 d&#039;\u00e9nergie...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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