{"id":1088,"date":"2025-10-21T15:22:56","date_gmt":"2025-10-21T07:22:56","guid":{"rendered":"https:\/\/dgwushin.com\/?p=1088"},"modified":"2025-10-21T15:41:40","modified_gmt":"2025-10-21T07:41:40","slug":"caracteristiques-electriques-et-parametres-cles-des-batteries-au-lithium","status":"publish","type":"post","link":"https:\/\/dgwushin.com\/fr\/caracteristiques-electriques-et-parametres-cles-des-batteries-au-lithium\/","title":{"rendered":"Caract\u00e9ristiques \u00e9lectriques et param\u00e8tres cl\u00e9s des batteries au lithium"},"content":{"rendered":"<ul class=\"wp-block-list\">\n<li><strong>1. Courbe de charge-d\u00e9charge d&#039;une batterie au lithium<\/strong><\/li>\n<\/ul>\n\n\n\n<p>La courbe de charge-d\u00e9charge d&#039;un <strong>batterie au lithium<\/strong> La courbe de d\u00e9charge repr\u00e9sente la relation entre la capacit\u00e9 de la batterie et la tension en circuit ouvert. \u00c0 partir de cette courbe, on peut estimer approximativement la charge restante, comme illustr\u00e9 dans la figure ci-dessous.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"778\" src=\"https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/battery-charge-discharge-curve.png\" alt=\"\" class=\"wp-image-1089\" srcset=\"https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/battery-charge-discharge-curve.png 1024w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/battery-charge-discharge-curve-300x228.png 300w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/battery-charge-discharge-curve-768x584.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><br>La courbe de charge-d\u00e9charge de <strong>batteries au lithium<\/strong> Elle d\u00e9pend non seulement de l&#039;intensit\u00e9 des courants de charge et de d\u00e9charge, mais aussi de la temp\u00e9rature, comme illustr\u00e9 dans la figure ci-dessous.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"360\" src=\"https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3-1024x360.jpg\" alt=\"\" class=\"wp-image-1090\" srcset=\"https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3-1024x360.jpg 1024w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3-300x105.jpg 300w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3-768x270.jpg 768w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3-1536x540.jpg 1536w, https:\/\/dgwushin.com\/wp-content\/uploads\/2025\/10\/Battery-Charge-Discharge-Curve3.jpg 2000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2. Param\u00e8tres cl\u00e9s des batteries au lithium<\/strong><\/li>\n<\/ul>\n\n\n\n<p>De par leurs caract\u00e9ristiques intrins\u00e8ques, <strong>batteries au lithium<\/strong> La batterie ne doit pas \u00eatre surcharg\u00e9e, d\u00e9charg\u00e9e excessivement, soumise \u00e0 un courant excessif ni expos\u00e9e \u00e0 des temp\u00e9ratures excessives. Par cons\u00e9quent, pour garantir la s\u00e9curit\u00e9 et la dur\u00e9e de vie de la batterie, des mesures de protection appropri\u00e9es doivent \u00eatre mises en \u0153uvre. Plusieurs param\u00e8tres courants sont \u00e9num\u00e9r\u00e9s ci-dessous.<br><br><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u00c9l\u00e9ment de comparaison<\/strong><\/td><td><strong>Lithium ternaire<\/strong><\/td><td><strong>Phosphate de fer lithi\u00e9<\/strong><\/td><\/tr><tr><td>Tension<\/td><td>3,6 V<\/td><td>3,2 V<\/td><\/tr><tr><td>tension de fin de charge<\/td><td>4,2 V<\/td><td>3,6 V<\/td><\/tr><tr><td>Tension de fin de d\u00e9charge<\/td><td>3,0 V<\/td><td>2,0 V<\/td><\/tr><tr><td>Plage de temp\u00e9ratures de fonctionnement<\/td><td>-20\u2103~60\u2103<\/td><td>-10\u2103~65\u2103<\/td><\/tr><tr><td>d\u00e9bit de d\u00e9charge maximal<\/td><td>3\u2103~10\u2103<\/td><td>3\u2103~10\u2103<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>La courbe de charge-d\u00e9charge d&#039;une batterie au lithium repr\u00e9sente la relation entre la capacit\u00e9 de la batterie et sa tension en circuit ouvert. \u00c0 partir de la courbe de d\u00e9charge, on peut estimer approximativement la charge restante, comme illustr\u00e9 ci-dessous. La courbe de charge-d\u00e9charge des batteries au lithium d\u00e9pend non seulement de l&#039;amplitude de la charge et de la d\u00e9charge, mais aussi de la capacit\u00e9 de la batterie.<\/p>","protected":false},"author":2,"featured_media":1093,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,11],"tags":[20,23],"class_list":["post-1088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-news","tag-lifepo4-battery-pack","tag-lithium-ion-battery-pack"],"_links":{"self":[{"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/posts\/1088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/comments?post=1088"}],"version-history":[{"count":6,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/posts\/1088\/revisions"}],"predecessor-version":[{"id":1101,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/posts\/1088\/revisions\/1101"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/media\/1093"}],"wp:attachment":[{"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/media?parent=1088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/categories?post=1088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dgwushin.com\/fr\/wp-json\/wp\/v2\/tags?post=1088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}