{"id":38532,"date":"2025-09-13T10:00:00","date_gmt":"2025-09-13T10:00:00","guid":{"rendered":"https:\/\/batteryswapstation.com\/?p=38532"},"modified":"2025-09-13T06:57:29","modified_gmt":"2025-09-13T06:57:29","slug":"what-is-lithium-battery-soh","status":"publish","type":"post","link":"https:\/\/batteryswapstation.com\/fr\/what-is-lithium-battery-soh\/","title":{"rendered":"Maximiser le SOH des piles au lithium : des m\u00e9thodes \u00e9prouv\u00e9es pour am\u00e9liorer les performances et la long\u00e9vit\u00e9"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"38532\" class=\"elementor elementor-38532\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e855a95 e-flex e-con-boxed e-con e-parent\" data-id=\"e855a95\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ed5a8d2 elementor-widget elementor-widget-text-editor\" data-id=\"3ed5a8d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>Avec l'adoption rapide des v\u00e9hicules \u00e9lectriques, des syst\u00e8mes de stockage d'\u00e9nergie et de divers appareils \u00e9lectroniques portables, les batteries lithium-ion sont devenues la principale source d'\u00e9nergie dans les applications modernes. Cependant, avec le temps et l'augmentation des cycles d'utilisation, les batteries lithium-ion sont devenues la principale source d'\u00e9nergie dans les applications modernes, <a href=\"https:\/\/batteryswapstation.com\/fr\/battery-performance\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">performance de la batterie<\/span><\/a> diminue in\u00e9vitablement, ce qui affecte directement les performances globales et la dur\u00e9e de vie des appareils.<\/p><p>Dans ce contexte, l'\u00e9tat de sant\u00e9 (SOH) d'une batterie au lithium est apparu comme un indicateur essentiel pour mesurer le degr\u00e9 de d\u00e9gradation des performances. Cet article explore en profondeur le concept d'\u00e9tat de sant\u00e9 d'une batterie au lithium. <strong>pile au lithium SOH<\/strong>Il s'agit d'une \u00e9tude de cas sur la dur\u00e9e de vie des batteries, ses m\u00e9thodes de calcul, ses facteurs d'influence, ses approches d'\u00e9valuation et ses strat\u00e9gies d'optimisation pratiques pour prolonger la dur\u00e9e de vie de la batterie.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-297d87f8 elementor-widget elementor-widget-spacer\" data-id=\"297d87f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d80f0f elementor-toc--minimized-on-tablet elementor-widget 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class=\"elementor-toc__header\">\n\t\t\t\t\t\t<div class=\"elementor-toc__header-title\">\n\t\t\t\tTable des mati\u00e8res\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__3d80f0f\" aria-expanded=\"true\" aria-label=\"Ouvrir la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__3d80f0f\" aria-expanded=\"true\" aria-label=\"Fermer la table des mati\u00e8res\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__3d80f0f\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewbox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-36583d5f elementor-widget elementor-widget-spacer\" data-id=\"36583d5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2eda05fe elementor-widget__width-inherit uael-aspect-ratio-16_9 uael-youtube-subscribe-no elementor-widget elementor-widget-uael-video\" data-id=\"2eda05fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"uael-video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-video__outer-wrap  uael-video-type-youtube\" data-device=\"false\" data-vsticky=\"no\" data-hidedesktop=\"\" data-hidetablet=\"\" data-hidemobile=\"\" data-vsticky-viewport=\"0\" data-autoplay=\"0\">\n\t\t\t\t\t\t<div class=\"uael-video-inner-wrap\">\n\t\t\t\t<div class=\"uael-video__play\" data-src=\"https:\/\/www.youtube.com\/embed\/yrW8RSTwR3U?rel=0&amp;start&amp;end&amp;controls=1&amp;mute=0&amp;modestbranding=0&amp;\">\n\t\t\t\t\t<img decoding=\"async\" class=\"uael-video__thumb\" src=\"https:\/\/i.ytimg.com\/vi\/yrW8RSTwR3U\/sddefault.jpg\" alt=\"\"><\/img>\n\t\t\t\t\t<div class=\"uael-video__play-icon uael-animation-\">\n\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/04\/youtube-play-button.webp\" alt=\"bouton de lecture youtube\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-518a3cdf elementor-widget elementor-widget-spacer\" data-id=\"518a3cdf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-52a12fbc elementor-widget elementor-widget-heading\" data-id=\"52a12fbc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Qu'est-ce que la pile au lithium SOH ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7791371a elementor-widget elementor-widget-spacer\" data-id=\"7791371a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ef886e4 elementor-widget elementor-widget-text-editor\" data-id=\"5ef886e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>Le SOH (State of Health) d'une batterie au lithium d\u00e9signe le degr\u00e9 de d\u00e9gradation des performances actuelles d'une batterie par rapport \u00e0 son \u00e9tat d'origine, neuf, g\u00e9n\u00e9ralement exprim\u00e9 en pourcentage (100% = batterie neuve). Le SOH ne refl\u00e8te pas seulement l'\u00e9tat de sant\u00e9 de la batterie. <a href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-aging-mechanism-impact-and-delay-strategy\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">vieillissement des piles au lithium<\/span><\/a> mais affecte aussi directement sa capacit\u00e9 d'utilisation. <a href=\"https:\/\/batteryswapstation.com\/fr\/battery-capacity\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">capacit\u00e9 de la batterie<\/span><\/a> et l'efficacit\u00e9. Le SOH de la batterie peut \u00eatre \u00e9valu\u00e9 de diff\u00e9rentes mani\u00e8res, notamment :<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57e4bb91 elementor-widget elementor-widget-spacer\" data-id=\"57e4bb91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c2ebd4 elementor-widget elementor-widget-heading\" data-id=\"3c2ebd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Un syst\u00e8me de sant\u00e9 ax\u00e9 sur les capacit\u00e9s<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce817fa elementor-widget elementor-widget-spacer\" data-id=\"ce817fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-902538d elementor-widget elementor-widget-text-editor\" data-id=\"902538d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>Calcul\u00e9 sur la base de la capacit\u00e9 maximale actuelle par rapport \u00e0 la capacit\u00e9 nominale.<br \/>Exemple : Une batterie de 100 Ah avec une capacit\u00e9 maximale actuelle de 80 Ah a un SOH de 80%. Dans les applications VE, un SOH inf\u00e9rieur \u00e0 80% est souvent consid\u00e9r\u00e9 comme un seuil de remplacement en raison d'une r\u00e9duction significative de l'autonomie.<\/p><ul><li>Formule : <strong>SOH= (Capacit\u00e9 actuelle \/ Capacit\u00e9 nominale) * 100% <\/strong><\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4bd39a elementor-widget elementor-widget-spacer\" data-id=\"b4bd39a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-722e2464 elementor-widget elementor-widget-heading\" data-id=\"722e2464\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">SOH bas\u00e9 sur l'imp\u00e9dance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27b60f7d elementor-widget elementor-widget-spacer\" data-id=\"27b60f7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2edb86cf elementor-widget elementor-widget-text-editor\" data-id=\"2edb86cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>\u00a0Calcul\u00e9e sur la base de la croissance de la r\u00e9sistance interne (explorer <a href=\"https:\/\/batteryswapstation.com\/fr\/battery-internal-resistance-comprehensive-analysis-and-optimization-solutions\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">r\u00e9sistance interne d'une batterie<\/span><\/a>). Au fur et \u00e0 mesure que les batteries vieillissent, la r\u00e9sistance interne augmente, ce qui entra\u00eene un \u00e9chauffement, une r\u00e9duction de l'efficacit\u00e9 et une diminution des performances de charge\/d\u00e9charge.<\/p><ul><li>Formule : <strong>SOH= (R\u00e9sistance interne initiale \/ R\u00e9sistance interne actuelle) * 100%<\/strong><\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4376dcfb elementor-widget elementor-widget-spacer\" data-id=\"4376dcfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76d52f96 elementor-widget elementor-widget-image\" data-id=\"76d52f96\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"600\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/09\/What-is-SOH-in-a-battery-State-of-Charge.webp\" class=\"attachment-full size-full wp-image-38550\" alt=\"Qu&#039;est-ce que le SOH dans une batterie (\u00e9tat de charge) ?\" title=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-33d222e1 elementor-widget elementor-widget-spacer\" data-id=\"33d222e1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-206ac074 elementor-widget elementor-widget-heading\" data-id=\"206ac074\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Facteurs cl\u00e9s affectant le SOH des piles au lithium<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c57b5b8 elementor-widget elementor-widget-spacer\" data-id=\"c57b5b8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6db03177 elementor-widget elementor-widget-text-editor\" data-id=\"6db03177\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>Le SOH de la batterie est affect\u00e9 par divers facteurs, qui peuvent entra\u00eener une d\u00e9gradation de la capacit\u00e9, une augmentation de la r\u00e9sistance interne et, en fin de compte, une r\u00e9duction des performances globales de la batterie. Les principaux facteurs affectant le SOH de la batterie sont les suivants :<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4beb0392 elementor-widget elementor-widget-spacer\" data-id=\"4beb0392\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-58e1c9b6 elementor-widget elementor-widget-heading\" data-id=\"58e1c9b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Diminution de la capacit\u00e9 de la batterie<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1e8de8e0 elementor-widget elementor-widget-spacer\" data-id=\"1e8de8e0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b198043 elementor-widget elementor-widget-text-editor\" data-id=\"5b198043\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><ul><li><strong>Perte de mati\u00e8res actives<\/strong><\/li><\/ul><p>Les mat\u00e9riaux des \u00e9lectrodes positives et n\u00e9gatives des batteries lithium-ion se d\u00e9gradent progressivement au fil des cycles de charge et de d\u00e9charge, ce qui entra\u00eene une diminution du nombre d'ions lithium disponibles et une r\u00e9duction de la capacit\u00e9 de la batterie.<\/p><ul><li><strong>Croissance de la couche SEI<\/strong><\/li><\/ul><p>Un film d'interphase d'\u00e9lectrolyte solide (SEI) se forme \u00e0 la surface de l'\u00e9lectrode n\u00e9gative. Avec le temps, le film SEI se d\u00e9veloppe excessivement, consommant les ions lithium disponibles et augmentant la r\u00e9sistance interne de la batterie.<\/p><ul><li><strong>D\u00e9composition de l'\u00e9lectrolyte<\/strong><\/li><\/ul><p>Des temp\u00e9ratures \u00e9lev\u00e9es ou une surcharge peuvent entra\u00eener une d\u00e9composition de l'\u00e9lectrolyte, r\u00e9duisant la conductivit\u00e9 des ions et g\u00e9n\u00e9rant des gaz, ce qui affecte les performances et la s\u00e9curit\u00e9 de la batterie.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bc10d2d elementor-widget elementor-widget-spacer\" data-id=\"bc10d2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b3dbd6 elementor-widget elementor-widget-heading\" data-id=\"9b3dbd6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Augmentation de la r\u00e9sistance interne<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69b6ccf0 elementor-widget elementor-widget-spacer\" data-id=\"69b6ccf0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d336f2d elementor-widget elementor-widget-text-editor\" data-id=\"d336f2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><ul><li><strong>D\u00e9gradation de la structure de l'\u00e9lectrode<\/strong><\/li><\/ul><p>Les mat\u00e9riaux d'\u00e9lectrodes subissent des modifications structurelles avec le cyclage, telles que le poudrage et l'\u00e9caillage, ce qui entra\u00eene une augmentation de la r\u00e9sistance interne.<\/p><ul><li><strong>S\u00e9chage de l'\u00e9lectrolyte<\/strong><\/li><\/ul><p>Une utilisation prolong\u00e9e peut entra\u00eener une volatilisation ou une d\u00e9composition de l'\u00e9lectrolyte, r\u00e9duisant la conductivit\u00e9 ionique et augmentant la r\u00e9sistance interne. <\/p><ul><li><strong>Corrosion des connecteurs<\/strong><\/li><\/ul><p>La corrosion des connecteurs internes de la batterie peut augmenter la r\u00e9sistance, ce qui affecte l'efficacit\u00e9 de la charge et de la d\u00e9charge de la batterie.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac2ee40 elementor-widget elementor-widget-spacer\" data-id=\"ac2ee40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-195e9f39 elementor-widget elementor-widget-heading\" data-id=\"195e9f39\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Autod\u00e9charge accrue<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2acbedbb elementor-widget elementor-widget-spacer\" data-id=\"2acbedbb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7693dc6b elementor-widget elementor-widget-text-editor\" data-id=\"7693dc6b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>L'autod\u00e9charge d\u00e9signe la perte naturelle de charge lorsqu'une batterie n'est pas utilis\u00e9e. Les micro-courts-circuits ou les r\u00e9actions secondaires acc\u00e9l\u00e9r\u00e9es au sein de la batterie peuvent entra\u00eener une perte de charge plus rapide pendant les p\u00e9riodes d'inactivit\u00e9, ce qui se traduit indirectement par une diminution du SOH de la batterie au lithium.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd4e2e4 elementor-widget elementor-widget-spacer\" data-id=\"fd4e2e4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97472a5 elementor-widget elementor-widget-image\" data-id=\"97472a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"600\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/09\/Understanding-SOC-and-SOH-in-Lithium-Batteries.webp\" class=\"attachment-full size-full wp-image-38549\" alt=\"Comprendre le SOC et le SOH dans les piles au lithium\" title=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ef48ab elementor-widget elementor-widget-spacer\" data-id=\"1ef48ab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6245d6e0 elementor-widget elementor-widget-heading\" data-id=\"6245d6e0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">M\u00e9thodes d'\u00e9valuation du SOH des batteries<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a65ec13 elementor-widget elementor-widget-spacer\" data-id=\"7a65ec13\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e6c4c1f elementor-widget elementor-widget-text-editor\" data-id=\"6e6c4c1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>L'\u00e9valuation pr\u00e9cise du SOH d'une batterie est cruciale pour la gestion et la maintenance de la batterie. Il existe actuellement de nombreuses m\u00e9thodes d'\u00e9valuation, chacune ayant ses propres avantages, inconv\u00e9nients et sc\u00e9narios applicables.<\/p><ul><li>M\u00e9thodes exp\u00e9rimentales (haute pr\u00e9cision, co\u00fbt \u00e9lev\u00e9) :<br \/>Test de capacit\u00e9 : Des cycles complets de charge\/d\u00e9charge permettent de mesurer directement la capacit\u00e9 maximale.<br \/>Spectroscopie d'imp\u00e9dance \u00e9lectrochimique (EIS) : Analyse de l'imp\u00e9dance en courant alternatif pour contr\u00f4ler la r\u00e9sistance interne.<\/li><li>M\u00e9thodes fond\u00e9es sur des mod\u00e8les (largement utilis\u00e9es dans les BMS) :<br \/>Mod\u00e8le de circuit \u00e9quivalent (ECM) + filtrage de Kalman : Estimation en temps r\u00e9el de la capacit\u00e9 et de la r\u00e9sistance.<br \/>Mod\u00e8les \u00e9lectrochimiques : Pr\u00e9dire le SOH sur la base des m\u00e9canismes de vieillissement des mat\u00e9riaux (haute pr\u00e9cision, forte intensit\u00e9 de calcul).<\/li><li>M\u00e9thodes fond\u00e9es sur les donn\u00e9es (adapt\u00e9es \u00e0 la surveillance en ligne) :<br \/>Mod\u00e8les d'apprentissage automatique (LSTM, Random Forest) : Pr\u00e9dire le SOH en utilisant les donn\u00e9es de tension, de temp\u00e9rature et de cycle.<br \/>Analyse de la capacit\u00e9 incr\u00e9mentale (ICA) : D\u00e9riv\u00e9e des courbes de charge\/d\u00e9charge pour identifier les caract\u00e9ristiques de d\u00e9gradation.<\/li><li>M\u00e9thodes hybrides : La combinaison de mod\u00e8les physiques et d'algorithmes d'intelligence artificielle est une tendance d'avenir pour une plus grande pr\u00e9cision et adaptabilit\u00e9.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-73233408 elementor-widget elementor-widget-spacer\" data-id=\"73233408\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79d8d9f9 elementor-widget elementor-widget-heading\" data-id=\"79d8d9f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Facteurs cl\u00e9s influen\u00e7ant la d\u00e9gradation du SOH des batteries<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4238508b elementor-widget elementor-widget-spacer\" data-id=\"4238508b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4ff77109 elementor-widget elementor-widget-text-editor\" data-id=\"4ff77109\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\">La diminution de la dur\u00e9e de vie des piles est influenc\u00e9e par de multiples facteurs. La compr\u00e9hension de ces facteurs peut nous aider \u00e0 prendre des mesures appropri\u00e9es pour prolonger la dur\u00e9e de vie des piles.<\/div><ul><li style=\"line-height: 40px\"><strong>Dur\u00e9e du cycle<\/strong><\/li><\/ul><div style=\"line-height: 40px\">La dur\u00e9e de vie d'une batterie correspond au nombre de cycles de charge et de d\u00e9charge qu'elle peut effectuer (comprendre <a href=\"https:\/\/batteryswapstation.com\/fr\/lithium-ion-battery-life-cycle\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">cycle de vie des batteries lithium-ion<\/span><\/a>). Les diff\u00e9rents types de piles au lithium ont des dur\u00e9es de vie diff\u00e9rentes :<br \/>Avec des cycles de charge-d\u00e9charge de 1C : Les batteries LiFePO4 ont &gt;3000 cycles, et les batteries ternaires au lithium ont &gt;1000 cycles, le SOH diminuant de 0,05-0,1% par cycle.<\/div><ul><li style=\"line-height: 40px\"><strong>Temp\u00e9rature<\/strong><\/li><\/ul><div style=\"line-height: 40px\">La temp\u00e9rature a un impact significatif sur le SOH de la batterie :<br \/>Temp\u00e9ratures \u00e9lev\u00e9es (60\u00b0C) : 1 mois de stockage r\u00e9duit le SOH de 5-8%.<br \/>Basses temp\u00e9ratures (-20\u00b0C) : Le vieillissement du cycle s'acc\u00e9l\u00e8re de ~30%.<\/div><ul><li style=\"line-height: 40px\"><strong>Strat\u00e9gies de chargement<\/strong><\/li><\/ul><div style=\"line-height: 40px\">Chargement rapide (&gt;3C) : Acc\u00e9l\u00e8re la baisse annuelle du SOH de 2-3%.<br \/>Chargement \u00e0 tension constante insuffisante : Provoque une distorsion du r\u00e9seau cathodique, ce qui acc\u00e9l\u00e8re le vieillissement.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f971e8f elementor-widget elementor-widget-spacer\" data-id=\"f971e8f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2827c014 elementor-widget elementor-widget-heading\" data-id=\"2827c014\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comment optimiser le SOH et prolonger la dur\u00e9e de vie de la batterie ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50bd9ea8 elementor-widget elementor-widget-spacer\" data-id=\"50bd9ea8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-de65c22 elementor-widget elementor-widget-image\" data-id=\"de65c22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"600\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/09\/Relationship-Between-Discharge-Cycles-and-Lithium-Battery-SOH.webp\" class=\"attachment-full size-full wp-image-38548\" alt=\"Relation entre les cycles de d\u00e9charge et le SOH des piles au lithium\" title=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3131bc9 elementor-widget elementor-widget-spacer\" data-id=\"3131bc9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4408df89 elementor-widget elementor-widget-text-editor\" data-id=\"4408df89\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>L'optimisation du SOH des piles au lithium peut prolonger leur dur\u00e9e de vie, r\u00e9duire les co\u00fbts de remplacement des piles et am\u00e9liorer la fiabilit\u00e9 des appareils. Voici quelques strat\u00e9gies pratiques pour optimiser le SOH :<\/p><ul><li><strong>\u00c9viter les temp\u00e9ratures extr\u00eames<\/strong>: Les temp\u00e9ratures \u00e9lev\u00e9es acc\u00e9l\u00e8rent le vieillissement, tandis que les temp\u00e9ratures basses affectent les performances. Il est recommand\u00e9 d'utiliser un syst\u00e8me de contr\u00f4le de la temp\u00e9rature de la batterie (refroidissement par liquide\/air) pour maintenir une temp\u00e9rature de fonctionnement appropri\u00e9e.<\/li><li><strong>Optimiser les habitudes de charge<\/strong>: \u00c9vitez les p\u00e9riodes prolong\u00e9es de charge compl\u00e8te. Il est recommand\u00e9 d'effectuer des charges et des d\u00e9charges peu profondes et de r\u00e9duire au minimum la fr\u00e9quence des charges rapides.<\/li><li><strong>Fen\u00eatre de contr\u00f4le SOC<\/strong>: La charge et la d\u00e9charge superficielles (par exemple, 30%-70%) prot\u00e8gent mieux la sant\u00e9 de la batterie que le cyclage profond (0%-100%).<\/li><li><strong>\u00c9talonnage r\u00e9gulier<\/strong>: Effectuez une charge et une d\u00e9charge compl\u00e8tes tous les 3 \u00e0 6 mois pour aider le BMS \u00e0 calibrer le SOH et am\u00e9liorer la pr\u00e9cision des estimations du SOH.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8e2b41 elementor-widget elementor-widget-spacer\" data-id=\"8e2b41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67fcb732 elementor-widget elementor-widget-heading\" data-id=\"67fcb732\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Autres indicateurs cl\u00e9s de l'\u00e9tat de sant\u00e9 de la batterie<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6e1854 elementor-widget elementor-widget-spacer\" data-id=\"d6e1854\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d717e4f elementor-widget elementor-widget-text-editor\" data-id=\"6d717e4f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>Outre le SOH des batteries au lithium, il existe d'autres indicateurs importants de l'\u00e9tat des batteries au lithium-ion qui peuvent aider les utilisateurs et les ing\u00e9nieurs \u00e0 \u00e9valuer l'\u00e9tat de sant\u00e9 de la batterie :<\/p><ul><li><strong>Maintien de la capacit\u00e9<\/strong><\/li><\/ul><p>Il s'agit du rapport entre la capacit\u00e9 actuelle d'une batterie et sa capacit\u00e9 initiale, ce qui constitue un indicateur important du vieillissement de la batterie. Par exemple, si la capacit\u00e9 initiale d'une batterie est de 1000 mAh et qu'elle est tomb\u00e9e \u00e0 800 mAh, la r\u00e9tention de capacit\u00e9 est de 80%.<\/p><ul><li><strong>Modification de la r\u00e9sistance interne<\/strong><\/li><\/ul><p>Cela refl\u00e8te le changement de la r\u00e9sistance interne de la batterie, qui augmente avec le vieillissement. La r\u00e9sistance interne d'une nouvelle batterie peut \u00eatre de 5m\u03a9 et passer \u00e0 10m\u03a9 avec le vieillissement, ce qui indique une d\u00e9gradation des performances de la batterie.<\/p><ul><li><strong>Temps de charge<\/strong><\/li><\/ul><p>Il s'agit du temps n\u00e9cessaire \u00e0 une batterie pour se recharger compl\u00e8tement \u00e0 partir d'un \u00e9tat de d\u00e9charge totale. Au fur et \u00e0 mesure que la batterie vieillit, le temps de charge peut augmenter. Par exemple, si une nouvelle batterie se charge en 2 heures et qu'apr\u00e8s une certaine p\u00e9riode d'utilisation, le temps de charge passe \u00e0 3 heures, cela indique une diminution de l'efficacit\u00e9 de la charge. Cela peut \u00eatre d\u00fb \u00e0 un ralentissement du taux de r\u00e9action chimique au sein de la batterie ou \u00e0 un probl\u00e8me avec le syst\u00e8me de gestion de la batterie.<\/p><ul><li><strong>Tension de plateau de d\u00e9charge<\/strong><\/li><\/ul><p>Cela indique des changements dans le plateau de tension pendant la d\u00e9charge, ce qui peut indiquer l'\u00e9tat de sant\u00e9 de la batterie. La tension de plateau de d\u00e9charge d'une nouvelle batterie est de 3,7 V, mais elle tombe \u00e0 3,5 V avec le vieillissement, ce qui indique une d\u00e9gradation des performances \u00e9lectrochimiques.<\/p><ul><li><strong>Temps de cycle<\/strong><\/li><\/ul><p>Il s'agit du nombre de cycles de charge et de d\u00e9charge effectu\u00e9s par une batterie. Les batteries lithium-ion ont g\u00e9n\u00e9ralement une dur\u00e9e de vie de plusieurs centaines \u00e0 plusieurs milliers de cycles. Les performances de la batterie se d\u00e9gradent progressivement avec l'augmentation du nombre de cycles.<\/p><ul><li><strong>Taux d'autod\u00e9charge<\/strong><\/li><\/ul><p>Il s'agit de la vitesse \u00e0 laquelle une batterie perd sa charge lorsqu'elle n'est pas utilis\u00e9e, g\u00e9n\u00e9ralement exprim\u00e9e en pourcentage. Un taux d'autod\u00e9charge plus faible indique une meilleure performance en mati\u00e8re d'autod\u00e9charge.<\/p><p>Par exemple, si une nouvelle batterie a un taux d'autod\u00e9charge de 5%\/mois et qu'apr\u00e8s une p\u00e9riode d'utilisation, il passe \u00e0 10%\/mois, cela indique une baisse de la performance d'autod\u00e9charge de la batterie. Cela peut \u00eatre d\u00fb \u00e0 des r\u00e9actions chimiques acc\u00e9l\u00e9r\u00e9es au sein de la batterie ou \u00e0 des probl\u00e8mes li\u00e9s \u00e0 l'emballage de la batterie.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3a9e7372 elementor-widget elementor-widget-spacer\" data-id=\"3a9e7372\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55bfa290 elementor-widget elementor-widget-heading\" data-id=\"55bfa290\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7aeab263 elementor-widget elementor-widget-spacer\" data-id=\"7aeab263\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38baeff6 elementor-widget elementor-widget-text-editor\" data-id=\"38baeff6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"line-height: 40px\"><p>En r\u00e9sum\u00e9, le SOH des batteries au lithium est un indicateur cl\u00e9 pour mesurer la d\u00e9gradation des performances et guider la maintenance. Gr\u00e2ce \u00e0 une \u00e9valuation pr\u00e9cise et \u00e0 des strat\u00e9gies d'optimisation, les utilisateurs peuvent prolonger consid\u00e9rablement la dur\u00e9e de vie des batteries, r\u00e9duire les co\u00fbts de remplacement et am\u00e9liorer les performances globales et la s\u00e9curit\u00e9 du syst\u00e8me. Au fur et \u00e0 mesure que les applications des batteries se d\u00e9veloppent, la surveillance et la gestion avanc\u00e9es du SOH seront essentielles pour garantir la fiabilit\u00e9 et la durabilit\u00e9.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3bf6ce3 elementor-widget elementor-widget-spacer\" data-id=\"3bf6ce3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59bbe24f elementor-widget elementor-widget-heading\" data-id=\"59bbe24f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FAQ<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1010322c elementor-widget elementor-widget-spacer\" data-id=\"1010322c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10f3c512 uael-faq-box-layout-yes align-at-left elementor-widget elementor-widget-uael-faq\" data-id=\"10f3c512\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"uael-faq.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t\t<div id='uael-faq-wrapper-284' class=\"uael-faq-wrapper\">\n\t\t\t\t<div class=\"uael-faq-container uael-faq-layout-accordion\" data-layout=\"accordion\" >\n\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"uael-accordion-b49b878\" class=\"uael-faq-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t\t<div class= \"uael-accordion-title\" aria-expanded=\"false\" role=\"tab\">\n\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon uael-accordion-icon-left\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-closed\"><svg class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-angle-up\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<div class=\"uael-question-b49b878 uael-question-span\" tabindex=\"0\" id=\"uael-faq-1-6a5a5fcd2946e\">Qu'est-ce que la batterie au lithium SOH ?<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"uael-accordion-content\" role=\"tabpanel\">\n\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\t\t<span><p>Le SOH (State of Health) d'une batterie au lithium d\u00e9signe le degr\u00e9 de d\u00e9gradation de la batterie par rapport \u00e0 son \u00e9tat d'origine, g\u00e9n\u00e9ralement exprim\u00e9 en pourcentage.<\/p><\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"uael-accordion-61873f2\" class=\"uael-faq-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t\t<div class= \"uael-accordion-title\" aria-expanded=\"false\" role=\"tab\">\n\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon uael-accordion-icon-left\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-closed\"><svg class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-angle-up\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<div class=\"uael-question-61873f2 uael-question-span\" tabindex=\"0\" id=\"uael-faq-2-6a5a5fcd29553\">Comment est calcul\u00e9 le SOH des piles au lithium ?<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"uael-accordion-content\" role=\"tabpanel\">\n\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\t\t<span><p>Le SOH peut \u00eatre calcul\u00e9 sur la base de la capacit\u00e9 (capacit\u00e9 actuelle \u00f7 capacit\u00e9 nominale) ou de la r\u00e9sistance interne (r\u00e9sistance initiale \u00f7 r\u00e9sistance actuelle).<\/p><\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"uael-accordion-3465350\" class=\"uael-faq-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t\t<div class= \"uael-accordion-title\" aria-expanded=\"false\" role=\"tab\">\n\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon uael-accordion-icon-left\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-closed\"><svg class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-angle-up\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<div class=\"uael-question-3465350 uael-question-span\" tabindex=\"0\" id=\"uael-faq-3-6a5a5fcd295e2\">Quels sont les facteurs qui r\u00e9duisent le SOH des batteries au lithium ?<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"uael-accordion-content\" role=\"tabpanel\">\n\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\t\t<span><p>Les principaux facteurs sont le vieillissement du cycle, les temp\u00e9ratures \u00e9lev\u00e9es\/basses, la charge rapide, la d\u00e9composition de l'\u00e9lectrolyte et la d\u00e9gradation de la structure de l'\u00e9lectrode.<\/p><\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"uael-accordion-3b15029\" class=\"uael-faq-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t\t<div class= \"uael-accordion-title\" aria-expanded=\"false\" role=\"tab\">\n\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon uael-accordion-icon-left\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-closed\"><svg class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-angle-up\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<div class=\"uael-question-3b15029 uael-question-span\" tabindex=\"0\" id=\"uael-faq-4-6a5a5fcd2965e\">Comment prolonger la dur\u00e9e de vie d'une pile au lithium ?<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"uael-accordion-content\" role=\"tabpanel\">\n\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\t\t<span><p>Maintenir un SOC mod\u00e9r\u00e9 (30-70%), \u00e9viter les temp\u00e9ratures extr\u00eames, r\u00e9duire les charges rapides fr\u00e9quentes et effectuer des charges\/d\u00e9charges compl\u00e8tes p\u00e9riodiques pour l'\u00e9talonnage du BMS.<\/p><\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div id=\"uael-accordion-8719331\" class=\"uael-faq-accordion\" role=\"tablist\">\n\t\t\t\t\t\t\t\t<div class= \"uael-accordion-title\" aria-expanded=\"false\" role=\"tab\">\n\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon uael-accordion-icon-left\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-closed\"><svg class=\"e-font-icon-svg e-fas-angle-right\" viewbox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"uael-accordion-icon-opened\"><svg class=\"e-font-icon-svg e-fas-angle-up\" viewbox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M177 159.7l136 136c9.4 9.4 9.4 24.6 0 33.9l-22.6 22.6c-9.4 9.4-24.6 9.4-33.9 0L160 255.9l-96.4 96.4c-9.4 9.4-24.6 9.4-33.9 0L7 329.7c-9.4-9.4-9.4-24.6 0-33.9l136-136c9.4-9.5 24.6-9.5 34-.1z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<div class=\"uael-question-8719331 uael-question-span\" tabindex=\"0\" id=\"uael-faq-5-6a5a5fcd296cd\">Quand une pile au lithium doit-elle \u00eatre remplac\u00e9e en fonction du SOH ?<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"uael-accordion-content\" role=\"tabpanel\">\n\t\t\t\t\t\t\t\t\t<span>\n\t\t\t\t\t\t\t\t\t<span><p>Dans les v\u00e9hicules \u00e9lectriques, le remplacement est souvent recommand\u00e9 lorsque le SOH tombe en dessous de 80%, car les performances et l'autonomie diminuent consid\u00e9rablement.<\/p><\/span>\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9ef16f5 e-flex e-con-boxed e-con e-parent\" data-id=\"9ef16f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7a56e187 elementor-author-box--layout-image-left elementor-author-box--link-yes elementor-author-box--avatar-yes elementor-author-box--name-yes elementor-author-box--biography-yes elementor-widget elementor-widget-author-box\" data-id=\"7a56e187\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"author-box.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-author-box\">\n\t\t\t\t\t\t\t<div  class=\"elementor-author-box__avatar\">\n\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/03\/cropped-Chase-profile-1-300x300.png\" alt=\"Image de Chase Wu\" loading=\"lazy\">\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t<div class=\"elementor-author-box__text\">\n\t\t\t\t\t\t\t\t\t<div >\n\t\t\t\t\t\t<div class=\"elementor-author-box__name\">\n\t\t\t\t\t\t\tChase Wu\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-author-box__bio\">\n\t\t\t\t\t\tChase est un expert du secteur et un analyste ind\u00e9pendant sp\u00e9cialis\u00e9 dans les syst\u00e8mes d'\u00e9change de batteries pour v\u00e9hicules \u00e9lectriques \u00e0 deux ou trois roues. Son expertise couvre la technologie des batteries lithium-ion, l'infrastructure intelligente d'\u00e9change de batteries et les applications de mobilit\u00e9 \u00e9lectrique, avec un fort accent sur le d\u00e9ploiement dans le monde r\u00e9el, la dynamique du march\u00e9 et le d\u00e9veloppement \u00e0 long terme de l'industrie.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a class=\"elementor-author-box__button elementor-button elementor-size-xs\" href=\"https:\/\/batteryswapstation.com\/fr\/author\/chase\/\">\n\t\t\t\t\t\tTous les articles\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-305e1c76 elementor-widget elementor-widget-heading\" data-id=\"305e1c76\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\">Poste connexe<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-71806267 elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"71806267\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;classic_columns&quot;:&quot;3&quot;,&quot;classic_columns_tablet&quot;:&quot;2&quot;,&quot;classic_columns_mobile&quot;:&quot;1&quot;,&quot;classic_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:35,&quot;sizes&quot;:[]},&quot;classic_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;classic_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"posts.classic\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-classic elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-35338 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-power-battery category-vehicle-battery tag-battery tag-cell tag-ev tag-lithium tag-power tag-two-wheeler\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/mah-vs-wh\/\" tabindex=\"-1\" target=\"&quot;_blank&quot;\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/04\/mAh-vs-Wh-The-truth-about-battery-capacity-and-buying-guide-300x225.webp\" class=\"attachment-medium size-medium wp-image-35372\" alt=\"mAh vs Wh La v\u00e9rit\u00e9 sur la capacit\u00e9 des batteries et le guide d&#039;achat\" title=\"\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/batteryswapstation.com\/fr\/mah-vs-wh\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tmAh vs Wh : Ce que signifie r\u00e9ellement la capacit\u00e9 d'une batterie et comment la choisir\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t27 juin 2025\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-35850 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-e-bike tag-battery tag-lithium tag-power tag-two-wheeler\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-explosion\/\" tabindex=\"-1\" target=\"&quot;_blank&quot;\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/05\/Lithium-battery-explosion-risks-causes-prevention-and-response-300x225.webp\" class=\"attachment-medium size-medium wp-image-35873\" alt=\"Risques d&#039;explosion des piles au lithium, causes, pr\u00e9vention et r\u00e9action\" title=\"\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-explosion\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tExplosion de piles au lithium : risques, causes, pr\u00e9vention et r\u00e9action\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t22 mai 2025\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-35414 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-battery-materials tag-battery tag-energy-storage tag-ev tag-lithium tag-power\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/battery-energy-density\/\" tabindex=\"-1\" target=\"&quot;_blank&quot;\">\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2025\/04\/What-is-battery-energy-density-Core-to-the-future-of-new-energy-development-300x225.webp\" class=\"attachment-medium size-medium wp-image-35454\" alt=\"Qu&#039;est-ce que la densit\u00e9 \u00e9nerg\u00e9tique des batteries ? L&#039;essentiel pour l&#039;avenir du d\u00e9veloppement des nouvelles \u00e9nergies\" title=\"\" \/><\/div>\n\t\t<\/a>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<div class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/batteryswapstation.com\/fr\/battery-energy-density\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tDensit\u00e9 \u00e9nerg\u00e9tique des batteries : Qu'est-ce que c'est et comment les diff\u00e9rentes chimies se comparent-elles ?\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t24 avril 2025\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Le SOH (State of Health) des piles au lithium est la cl\u00e9 de l'\u00e9valuation de la d\u00e9gradation des performances et de la dur\u00e9e de vie. Apprenez les concepts du SOH, les m\u00e9thodes de calcul, les facteurs d'influence et les strat\u00e9gies d'optimisation pour prolonger la dur\u00e9e de vie de la batterie et am\u00e9liorer sa fiabilit\u00e9.<\/p>","protected":false},"author":23,"featured_media":38547,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_rtcl_gb_attr":"","footnotes":""},"categories":[224,219,241,1],"tags":[220,244,245,221,230,240],"class_list":["post-38532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-industry","category-battery-knowledge","category-power-battery","category-vehicle-battery","tag-battery","tag-energy-storage","tag-ev","tag-lithium","tag-power","tag-two-wheeler"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Maximizing Lithium Battery SOH: Proven Methods to Boost Performance and Longevity - 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