{"id":39006,"date":"2025-10-18T10:00:00","date_gmt":"2025-10-18T10:00:00","guid":{"rendered":"https:\/\/batteryswapstation.com\/?p=39006"},"modified":"2025-10-17T05:53:18","modified_gmt":"2025-10-17T05:53:18","slug":"understanding-state-of-charge-soc","status":"publish","type":"post","link":"https:\/\/batteryswapstation.com\/fr\/understanding-state-of-charge-soc\/","title":{"rendered":"Comprendre l'\u00e9tat de charge (SOC) : La cl\u00e9 de batteries s\u00fbres, efficaces et durables"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"39006\" class=\"elementor elementor-39006\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14d41188 e-flex e-con-boxed e-con e-parent\" data-id=\"14d41188\" 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-2c2d7a67 elementor-widget elementor-widget-text-editor\" data-id=\"2c2d7a67\" 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>Les batteries jouent un r\u00f4le essentiel dans les v\u00e9hicules \u00e9lectriques (VE), les syst\u00e8mes de stockage d'\u00e9nergie et m\u00eame les appareils de tous les jours tels que les smartphones et les ordinateurs portables. Pour garantir un fonctionnement s\u00fbr, efficace et fiable de ces batteries, il est essentiel de surveiller et de g\u00e9rer avec pr\u00e9cision leur \u00e9tat. Parmi tous les param\u00e8tres d'une <a href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-bms\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">Syst\u00e8me de gestion de la batterie (BMS)<\/span><\/a>, le <strong>\u00e9tat de charge<\/strong> (SOC) est l'un des plus critiques.<\/p><p>Cet article examine en profondeur ce qu'est le SOC, pourquoi il est important, les facteurs qui affectent sa pr\u00e9cision, les principales m\u00e9thodes d'estimation et la fa\u00e7on dont il est appliqu\u00e9 dans diff\u00e9rents domaines, afin de vous aider \u00e0 comprendre pleinement ce \"barom\u00e8tre\" de la sant\u00e9 des batteries.<\/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-27d3e8ab elementor-widget elementor-widget-spacer\" data-id=\"27d3e8ab\" 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-7bfc5681 elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"7bfc5681\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;exclude_headings_by_selector&quot;:[],&quot;headings_by_tags&quot;:[&quot;h2&quot;,&quot;h3&quot;],&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div 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__7bfc5681\" 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__7bfc5681\" 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__7bfc5681\" 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-3dfe9a53 elementor-widget elementor-widget-spacer\" data-id=\"3dfe9a53\" 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-1693c0e6 elementor-widget__width-inherit uael-aspect-ratio-16_9 uael-youtube-subscribe-no elementor-widget elementor-widget-uael-video\" data-id=\"1693c0e6\" 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\/g399yKiAdcM?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\/g399yKiAdcM\/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-6f31b91e elementor-widget elementor-widget-spacer\" data-id=\"6f31b91e\" 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-55ae3806 elementor-widget elementor-widget-heading\" data-id=\"55ae3806\" 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 l'\u00e9tat de charge (SOC) ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2cf12e60 elementor-widget elementor-widget-spacer\" data-id=\"2cf12e60\" 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-2f06930d elementor-widget elementor-widget-text-editor\" data-id=\"2f06930d\" 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 termes simples, l'\u00e9tat de charge (SOC) repr\u00e9sente le pourcentage d'\u00e9nergie restante dans une batterie, \u00e0 l'instar de l'ic\u00f4ne de batterie que vous voyez sur votre t\u00e9l\u00e9phone ou de l'indicateur d'autonomie sur le tableau de bord d'une voiture \u00e9lectrique. Un \u00e9tat de charge \u00e9lev\u00e9 signifie qu'il y a plus d'\u00e9nergie disponible ; un \u00e9tat de charge bas signifie que la batterie est faible et qu'elle doit \u00eatre recharg\u00e9e rapidement.<\/p><p>Par exemple, si un VE affiche un SOC de 30%, cela signifie que la batterie contient actuellement 30% de sa capacit\u00e9 utilisable. De m\u00eame, lorsque le SOC d'un smartphone passe de 100% \u00e0 20%, cela signifie qu'il a consomm\u00e9 80% de sa charge.<\/p><p>Il est important de noter que cette \"capacit\u00e9 totale\" ne fait pas r\u00e9f\u00e9rence \u00e0 la capacit\u00e9 nominale d'origine de la batterie, mais plut\u00f4t \u00e0 sa capacit\u00e9 utilisable actuelle, qui change au fil du temps, \u00e0 mesure que la batterie vieillit. C'est ici que <a href=\"https:\/\/batteryswapstation.com\/fr\/what-is-lithium-battery-soh\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">\u00c9tat de sant\u00e9 (SOH)<\/span><\/a> vient in-SOH affecte la capacit\u00e9 r\u00e9elle disponible et donc les calculs de SOC.<\/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-902cafc elementor-widget elementor-widget-spacer\" data-id=\"902cafc\" 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-4d529d7f elementor-widget elementor-widget-image\" data-id=\"4d529d7f\" 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\/10\/What-Is-the-State-of-Charge-SOC-in-Lithium-Batteries.webp\" class=\"attachment-full size-full wp-image-39031\" alt=\"Qu&#039;est-ce que l&#039;\u00e9tat de charge (SOC) 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-535bc558 elementor-widget elementor-widget-spacer\" data-id=\"535bc558\" 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-14036973 elementor-widget elementor-widget-heading\" data-id=\"14036973\" 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\">Pourquoi le SOC est-il essentiel pour la performance et la s\u00e9curit\u00e9 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-6e1c6e8a elementor-widget elementor-widget-spacer\" data-id=\"6e1c6e8a\" 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-13adc00d elementor-widget elementor-widget-text-editor\" data-id=\"13adc00d\" 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'\u00e9tat de charge (SOC) joue un r\u00f4le d\u00e9cisif dans le fonctionnement du BMS, en influen\u00e7ant directement <a href=\"https:\/\/batteryswapstation.com\/fr\/li-ion-battery-safety\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">s\u00e9curit\u00e9 des piles au lithium<\/span><\/a>L'importance de l'utilisation de l'ordinateur peut \u00eatre r\u00e9sum\u00e9e de la fa\u00e7on suivante Son importance peut \u00eatre r\u00e9sum\u00e9e de la mani\u00e8re suivante :<\/p><ul><li><strong>Garantir l'exp\u00e9rience de l'utilisateur<\/strong><\/li><\/ul><p>L'\u00e9tat de la batterie d\u00e9termine directement l'autonomie et la facilit\u00e9 d'utilisation d'un v\u00e9hicule \u00e9lectrique. Une estimation pr\u00e9cise du SOC peut r\u00e9duire l'anxi\u00e9t\u00e9 des utilisateurs quant \u00e0 l'autonomie, en leur donnant une id\u00e9e plus claire de la dur\u00e9e de vie restante de la batterie et du kilom\u00e9trage, ce qui leur permet de planifier leurs trajets plus efficacement et d'\u00e9viter d'\u00eatre oblig\u00e9s de s'arr\u00eater \u00e0 cause d'une batterie d\u00e9charg\u00e9e.<\/p><ul><li><strong>Maintenir la s\u00e9curit\u00e9 de la batterie<\/strong><\/li><\/ul><p>Une estimation pr\u00e9cise de l'\u00e9tat de charge permet d'\u00e9viter les surcharges et les d\u00e9charges excessives. La surcharge peut entra\u00eener des risques de s\u00e9curit\u00e9 tels que la surchauffe ou m\u00eame l'explosion, tandis que la d\u00e9charge excessive peut endommager la batterie et r\u00e9duire sa dur\u00e9e de vie. En surveillant l'\u00e9tat de la batterie en temps r\u00e9el, le syst\u00e8me de gestion de la batterie peut prendre des mesures de protection opportunes pour garantir que la batterie fonctionne dans des limites s\u00fbres.<\/p><ul><li><strong>Prolonger l'autonomie de la batterie<\/strong><\/li><\/ul><p>Le maintien d'une plage d'\u00e9tat de fonctionnement appropri\u00e9e permet de prolonger la dur\u00e9e de vie de la batterie. Des \u00e9tudes ont montr\u00e9 que le fait d'\u00e9viter les p\u00e9riodes prolong\u00e9es d'\u00e9tat de charge \u00e9lev\u00e9 ou faible peut r\u00e9duire de mani\u00e8re significative la d\u00e9gradation de la capacit\u00e9 de la batterie, prolongeant ainsi sa dur\u00e9e de vie.<\/p><ul><li><strong>Am\u00e9liorer la comp\u00e9titivit\u00e9 de l'industrie<\/strong><\/li><\/ul><p>L'estimation et la gestion pr\u00e9cises du SOC sont des facteurs cl\u00e9s pour les entreprises de v\u00e9hicules \u00e9lectriques afin de renforcer la confiance des utilisateurs et la comp\u00e9titivit\u00e9 de la marque. En optimisant les algorithmes SOC et en am\u00e9liorant la pr\u00e9cision de la pr\u00e9diction de l'autonomie, nous pouvons renforcer la confiance des utilisateurs dans les v\u00e9hicules \u00e9lectriques et promouvoir un d\u00e9veloppement sain du march\u00e9 des v\u00e9hicules \u00e9lectriques.<\/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-6284bf11 elementor-widget elementor-widget-spacer\" data-id=\"6284bf11\" 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-6fc63c8a elementor-widget elementor-widget-heading\" data-id=\"6fc63c8a\" 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\">Quels sont les facteurs qui affectent la pr\u00e9cision de l'\u00e9tat de charge (SOC) ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-199c6d40 elementor-widget elementor-widget-spacer\" data-id=\"199c6d40\" 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-5984cce6 elementor-widget elementor-widget-text-editor\" data-id=\"5984cce6\" 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'estimation de l'\u00e9tat de charge (SOC) revient \u00e0 tenir un compte courant de la batterie, mais elle est toujours sujette \u00e0 diverses \"interf\u00e9rences d'erreur\". Voici quelques-uns des principaux facteurs d'influence :<\/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-39474cb elementor-widget elementor-widget-spacer\" data-id=\"39474cb\" 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-6f1dba6 elementor-widget elementor-widget-image\" data-id=\"6f1dba6\" 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\/10\/Key-Factors-Affecting-SOC-Accuracy.webp\" class=\"attachment-full size-full wp-image-39028\" alt=\"Facteurs cl\u00e9s affectant la pr\u00e9cision du SOC\" 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-4a9eeda elementor-widget elementor-widget-spacer\" data-id=\"4a9eeda\" 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-6d246142 elementor-widget elementor-widget-heading\" data-id=\"6d246142\" 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\">Courant de charge et de d\u00e9charge<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-166a2ad6 elementor-widget elementor-widget-spacer\" data-id=\"166a2ad6\" 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-6b7899e2 elementor-widget elementor-widget-text-editor\" data-id=\"6b7899e2\" 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>Lors d'une charge rapide \u00e0 fort courant ou d'une acc\u00e9l\u00e9ration rapide, la polarisation interne de la batterie est importante, ce qui provoque d'importantes fluctuations de tension et une estimation potentiellement impr\u00e9cise du niveau de charge. Par exemple, lors de l'acc\u00e9l\u00e9ration rapide d'un v\u00e9hicule \u00e9lectrique, l'affichage du niveau de la batterie peut soudainement chuter, mais cela n'indique pas n\u00e9cessairement que la batterie a r\u00e9ellement \u00e9t\u00e9 consomm\u00e9e.<\/p><ul><li><strong>Chargement rapide (4C et plus) : <\/strong>Un courant important provoquera une polarisation importante \u00e0 l'int\u00e9rieur de la batterie, une augmentation soudaine de la tension, et l'\u00e9tat de charge sera facilement surestim\u00e9, ce qui fera que la batterie sera compl\u00e8tement charg\u00e9e lorsqu'elle sera charg\u00e9e \u00e0 80%. Pour en savoir plus <a href=\"https:\/\/batteryswapstation.com\/fr\/is-fast-charging-bad-for-ev-battery\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\">La recharge rapide est-elle mauvaise pour les batteries des v\u00e9hicules \u00e9lectriques ?<\/span><\/a>\uff1f<\/li><li><strong>Acc\u00e9l\u00e9ration rapide (v\u00e9hicules \u00e9lectriques) : <\/strong>La d\u00e9charge instantan\u00e9e d'un courant important, la chute de tension, le SOC peuvent chuter soudainement, mais cela ne signifie pas que la consommation d'\u00e9nergie r\u00e9elle est aussi importante.<\/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-268948df elementor-widget elementor-widget-spacer\" data-id=\"268948df\" 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-4f377272 elementor-widget elementor-widget-heading\" data-id=\"4f377272\" 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\">Temp\u00e9rature<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2bc504f8 elementor-widget elementor-widget-spacer\" data-id=\"2bc504f8\" 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-51ac2f1 elementor-widget elementor-widget-text-editor\" data-id=\"51ac2f1\" 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>La temp\u00e9rature affecte l'activit\u00e9 de la batterie et la capacit\u00e9 disponible. \u00c0 basse temp\u00e9rature, l'activit\u00e9 de la batterie diminue, ce qui r\u00e9duit la capacit\u00e9 disponible. Pour un pourcentage d'\u00e9tat de charge donn\u00e9, l'autonomie sera plus courte.<\/p><ul><li><strong>Basse temp\u00e9rature (&lt;0\u2103) : <\/strong>La tension de la batterie au lithium sera \"faussement \u00e9lev\u00e9e\", ce qui entra\u00eenera l'affichage d'une tension de 50% alors qu'il ne reste que 20% d'\u00e9nergie, et donc une surestimation de l'\u00e9tat de charge.<\/li><li><strong>Temp\u00e9rature \u00e9lev\u00e9e (&gt;40\u2103) : <\/strong>La tension sera \"faussement basse\" et le SOC sera facilement sous-estim\u00e9, ce qui entra\u00eenera l'affichage de seulement 15% alors que la puissance r\u00e9elle est de 30%.<\/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-5c48bba8 elementor-widget elementor-widget-spacer\" data-id=\"5c48bba8\" 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-42014b09 elementor-widget elementor-widget-heading\" data-id=\"42014b09\" 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\">Vieillissement de la batterie (SOH)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21d082ba elementor-widget elementor-widget-spacer\" data-id=\"21d082ba\" 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-1640e070 elementor-widget elementor-widget-text-editor\" data-id=\"1640e070\" 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 tant que <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>leur capacit\u00e9 diminue progressivement. Un SOC de 50% correspond \u00e0 une capacit\u00e9 r\u00e9elle inf\u00e9rieure \u00e0 celle d'une batterie neuve. Le BMS doit ajuster dynamiquement son estimation du SOC pour s'adapter \u00e0 l'\u00e9tat de vieillissement de la batterie. Apr\u00e8s une longue utilisation de la batterie (SOH &lt; 80%), la relation entre la tension et le SOC change. Si l&#039;algorithme utilis\u00e9 pour les nouvelles batteries est toujours utilis\u00e9, l&#039;erreur peut d\u00e9passer 15%.<\/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-4f903e4b elementor-widget elementor-widget-spacer\" data-id=\"4f903e4b\" 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-6ba276d0 elementor-widget elementor-widget-heading\" data-id=\"6ba276d0\" 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 estimer avec pr\u00e9cision l'\u00e9tat de charge (SOC)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72f97424 elementor-widget elementor-widget-spacer\" data-id=\"72f97424\" 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-4b4b94f1 elementor-widget elementor-widget-text-editor\" data-id=\"4b4b94f1\" 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>\u00c9tant donn\u00e9 que les batteries ne communiquent pas leur propre SOC, celui-ci doit \u00eatre estim\u00e9 \u00e0 l'aide d'algorithmes. La pr\u00e9cision de l'estimation du SOC affecte directement l'exp\u00e9rience de l'utilisateur et constitue donc l'un des principaux d\u00e9fis de la technologie BMS. Actuellement, les m\u00e9thodes d'estimation de l'\u00e9tat de charge suivantes sont couramment utilis\u00e9es :<\/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-79992de0 elementor-widget elementor-widget-spacer\" data-id=\"79992de0\" 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-21c4b6f elementor-widget elementor-widget-image\" data-id=\"21c4b6f\" 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\/10\/How-to-Calculate-the-State-of-Charge-SOC.webp\" class=\"attachment-full size-full wp-image-39027\" alt=\"Comment calculer l&#039;\u00e9tat de charge (SOC)\" 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-70976ad elementor-widget elementor-widget-spacer\" data-id=\"70976ad\" 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-76a9ff6d elementor-widget elementor-widget-heading\" data-id=\"76a9ff6d\" 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\">M\u00e9thode de la tension en circuit ouvert (OCV)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d691865 elementor-widget elementor-widget-spacer\" data-id=\"3d691865\" 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-f935bf5 elementor-widget elementor-widget-text-editor\" data-id=\"f935bf5\" 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>Principe : <\/strong>Lorsque la batterie est au repos, il existe une certaine correspondance entre la tension et le SOC. Par exemple, une tension de batterie au lithium de 3,7V correspond \u00e0 un SOC d'environ 50%, et 3,4V correspond \u00e0 10%.<\/li><li><strong>Avantages : <\/strong>simple et directe, ne n\u00e9cessitant pas de calculs complexes, tr\u00e8s pr\u00e9cise (l'erreur peut \u00eatre &lt;5%).<\/li><li><strong>Inconv\u00e9nients : <\/strong>La batterie doit \u00eatre laiss\u00e9e au repos pendant plus d'une heure pour \u00e9liminer les effets de la polarisation, et les performances en temps r\u00e9el sont m\u00e9diocres.<\/li><li><strong>Sc\u00e9narios d'application : <\/strong>calibrer le niveau de la batterie lorsqu'un t\u00e9l\u00e9phone portable est \u00e9teint et red\u00e9marr\u00e9, et corriger le SOC d'une voiture \u00e9lectrique apr\u00e8s une longue p\u00e9riode de stationnement.<\/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-7d6919f3 elementor-widget elementor-widget-spacer\" data-id=\"7d6919f3\" 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-2cf3c851 elementor-widget elementor-widget-heading\" data-id=\"2cf3c851\" 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\">M\u00e9thode de comptage de coulomb (int\u00e9gration du courant)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-181ea73b elementor-widget elementor-widget-spacer\" data-id=\"181ea73b\" 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-751d2225 elementor-widget elementor-widget-text-editor\" data-id=\"751d2225\" 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>Principe : <\/strong>En enregistrant le courant et le temps de charge et de d\u00e9charge, le changement de charge de la batterie est calcul\u00e9. SOC = SOC initial + (capacit\u00e9 de charge - capacit\u00e9 de d\u00e9charge) \u00f7 capacit\u00e9 totale actuelle.<\/li><li><strong>Avantages : <\/strong>Excellentes performances en temps r\u00e9el, adapt\u00e9es aux sc\u00e8nes dynamiques, telles que la conduite d'une voiture \u00e9lectrique ou l'utilisation d'un t\u00e9l\u00e9phone portable.<\/li><li><strong>Inconv\u00e9nients : <\/strong>Les erreurs s'accumulent. Des facteurs tels qu'une mesure impr\u00e9cise du courant et l'autod\u00e9charge de la batterie entra\u00eeneront un \u00e9cart de plus en plus important dans l'estimation du SOC.<\/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-69888220 elementor-widget elementor-widget-spacer\" data-id=\"69888220\" 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-67a949e6 elementor-widget elementor-widget-heading\" data-id=\"67a949e6\" 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\">M\u00e9thode du filtre de Kalman<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3c552c00 elementor-widget elementor-widget-spacer\" data-id=\"3c552c00\" 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-5f148f80 elementor-widget elementor-widget-text-editor\" data-id=\"5f148f80\" 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>Principe : <\/strong>Combiner plusieurs param\u00e8tres tels que la tension en circuit ouvert, l'int\u00e9grale des amp\u00e8res-heure, la temp\u00e9rature, etc. et corriger dynamiquement les erreurs gr\u00e2ce \u00e0 des mod\u00e8les math\u00e9matiques.<\/li><li><strong>Avantages : <\/strong>Forte capacit\u00e9 anti-interf\u00e9rence, m\u00eame lorsque le courant et la tension fluctuent, l'erreur peut \u00eatre maintenue \u00e0 un faible niveau (&lt;3%), ce qui convient aux sc\u00e8nes dynamiques telles que les v\u00e9hicules \u00e9lectriques et les drones.<\/li><li><strong>Inconv\u00e9nients : <\/strong>D\u00e9pend de mod\u00e8les de batterie pr\u00e9cis, n\u00e9cessite de nombreux calculs et peut augmenter la consommation d'\u00e9nergie.<\/li><li><strong>D\u00e9tails techniques : <\/strong>Le BMS de la Tesla Model 3 utilise un filtre de Kalman \u00e9tendu (EKF) pour simuler les caract\u00e9ristiques de la batterie \u00e0 l'aide d'un \"mod\u00e8le \u00e0 trois param\u00e8tres\" (r\u00e9sistance interne, capacit\u00e9 et r\u00e9sistance de polarisation). M\u00eame lors d'une acc\u00e9l\u00e9ration rapide, l'erreur SOC peut \u00eatre contr\u00f4l\u00e9e dans les 2%.<\/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-4dba4df8 elementor-widget elementor-widget-spacer\" data-id=\"4dba4df8\" 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-4baad2f4 elementor-widget elementor-widget-heading\" data-id=\"4baad2f4\" 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\">M\u00e9thode des r\u00e9seaux neuronaux<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65f0518d elementor-widget elementor-widget-spacer\" data-id=\"65f0518d\" 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-9b770cb elementor-widget elementor-widget-text-editor\" data-id=\"9b770cb\" 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>Principe : <\/strong>Gr\u00e2ce \u00e0 la technologie de l'intelligence artificielle, le r\u00e9seau neuronal est entra\u00een\u00e9 \u00e0 partir d'un grand nombre de donn\u00e9es, ce qui permet \u00e0 l'IA d'apprendre les caract\u00e9ristiques de la batterie dans diff\u00e9rents \u00e9tats, et donc d'adapter avec pr\u00e9cision le SOC.<\/li><li><strong>Avantages : <\/strong>Il ne repose pas sur des mod\u00e8les math\u00e9matiques, peut s'adapter au vieillissement de la batterie et l'erreur peut \u00eatre inf\u00e9rieure \u00e0 1%.<\/li><li><strong>Inconv\u00e9nients : <\/strong>N\u00e9cessite des quantit\u00e9s massives de donn\u00e9es pour la formation et peut donner des r\u00e9sultats m\u00e9diocres dans des sc\u00e9narios extr\u00eames.<\/li><li><strong>Application Breakthrough : <\/strong>Le t\u00e9l\u00e9phone portable \"AI Fuel Gauge\" de Huawei utilise un r\u00e9seau neuronal LSTM pour analyser les habitudes de charge de l'utilisateur et les courbes de vieillissement de la batterie, am\u00e9liorant ainsi la pr\u00e9cision de l'affichage de la puissance et prolongeant la dur\u00e9e de vie de la batterie.<\/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-3a2c3720 elementor-widget elementor-widget-spacer\" data-id=\"3a2c3720\" 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-6285043 elementor-widget elementor-widget-image\" data-id=\"6285043\" 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\/10\/SOC-vs.-SOH-vs.-DoD-Understanding-Their-Connection-in-Battery-Performance.webp\" class=\"attachment-full size-full wp-image-39029\" alt=\"SOC vs. SOH vs. DoD Comprendre leur lien avec la performance des batteries\" 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-49239b9 elementor-widget elementor-widget-spacer\" data-id=\"49239b9\" 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-630f63ae elementor-widget elementor-widget-heading\" data-id=\"630f63ae\" 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\">Principales applications du SOC<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f5cd355 elementor-widget elementor-widget-spacer\" data-id=\"5f5cd355\" 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-6b8a6466 elementor-widget elementor-widget-text-editor\" data-id=\"6b8a6466\" 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>Pr\u00e9vision de port\u00e9e : <\/strong>L'autonomie affich\u00e9e sur le tableau de bord du v\u00e9hicule \u00e9lectrique est calcul\u00e9e en fonction de l'autonomie restante et de l'autonomie avec une charge compl\u00e8te.<\/li><li><strong>Contr\u00f4le de la charge et de la d\u00e9charge : <\/strong>Lorsque le SOC est sup\u00e9rieur \u00e0 95%, le BMS limite le courant de charge rapide pour \u00e9viter la surcharge ; lorsque le SOC est inf\u00e9rieur \u00e0 20%, le BMS active la protection contre les piles faibles pour \u00e9viter la surd\u00e9charge.<\/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-5de7f6d elementor-widget elementor-widget-spacer\" data-id=\"5de7f6d\" 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-c8ba09a elementor-widget elementor-widget-heading\" data-id=\"c8ba09a\" 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\">Bonnes pratiques pour la gestion du SOC<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e33059 elementor-widget elementor-widget-spacer\" data-id=\"4e33059\" 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-8bc60f4 elementor-widget elementor-widget-text-editor\" data-id=\"8bc60f4\" 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>Contr\u00f4les r\u00e9guliers<\/strong><strong>: <\/strong>V\u00e9rifiez r\u00e9guli\u00e8rement la valeur SOC du v\u00e9hicule pour conna\u00eetre l'\u00e9tat de charge de la batterie.<\/li><li><strong>Planification raisonnable du voyage : <\/strong>En fonction de la valeur du SOC et de la distance parcourue, une planification raisonnable des stations de recharge permet d'assurer un trajet sans encombre.<\/li><li><strong>\u00c9vitez les charges extr\u00eames : <\/strong>Pour prolonger la dur\u00e9e de vie des batteries, \u00e9vitez de les laisser dans un \u00e9tat de charge extr\u00eamement faible ou \u00e9lev\u00e9 pendant de longues p\u00e9riodes.<\/li><li><strong>Utilisez la recharge intelligente : <\/strong>Utiliser un \u00e9quipement de charge intelligent pour ajuster automatiquement la strat\u00e9gie de charge en fonction de l'\u00e9tat de la batterie afin de prot\u00e9ger la sant\u00e9 de cette derni\u00e8re.<\/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-51ac316 elementor-widget elementor-widget-spacer\" data-id=\"51ac316\" 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-bbc7a4c elementor-widget elementor-widget-heading\" data-id=\"bbc7a4c\" 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\">Exigences de pr\u00e9cision du SOC pour diff\u00e9rents sc\u00e9narios d'application<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d92610c elementor-widget elementor-widget-spacer\" data-id=\"d92610c\" 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-3ae830e uael-header-sticky-no uael-border-yes elementor-widget elementor-widget-uael-table\" data-id=\"3ae830e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"uael-table.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div itemscope class=\"uael-table-wrapper\" itemtype=\"http:\/\/schema.org\/Table\">\n\t\t<table id=\"uael-table-id-3ae830e\" class=\"uael-text-break uael-column-rules uael-table\" data-sort-table=\"no\" data-show-entry=\"no\" data-searchable=\"no\" data-responsive=\"no\">\n\t\t\t\t<thead>\n\t\t\t\t\t\t\t\t\t\t<tr class=\"uael-table-row\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<th data-sort=\"0\" class=\"sort-this elementor-repeater-item-65ab20e uael-table-col uael-table-head-cell-text\" scope=\"col\">\n\t\t\t\t\t\t\t<span class=\"sort-style\">\n\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Application<\/span>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/th>\n\t\t\t\t\t\t\t\t\t\t\t\t<th data-sort=\"1\" class=\"sort-this elementor-repeater-item-4639443 uael-table-col uael-table-head-cell-text\" scope=\"col\">\n\t\t\t\t\t\t\t<span class=\"sort-style\">\n\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Erreur autoris\u00e9e<\/span>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/th>\n\t\t\t\t\t\t\t\t\t\t\t\t<th data-sort=\"2\" class=\"sort-this elementor-repeater-item-bcdb2b3 uael-table-col uael-table-head-cell-text\" scope=\"col\">\n\t\t\t\t\t\t\t<span class=\"sort-style\">\n\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Exigences de base<\/span>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/th>\n\t\t\t\t\t\t\t\t\t\t\t\t<th data-sort=\"3\" class=\"sort-this elementor-repeater-item-f514461 uael-table-col uael-table-head-cell-text\" scope=\"col\">\n\t\t\t\t\t\t\t<span class=\"sort-style\">\n\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Solution technique<\/span>\n\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/th>\n\t\t\t\t\t\t\t\t<\/thead>\n\t\t\t\t<tbody>\n\t\t\t<!-- ROWS -->\n\t\t\t\t\t\t\t\t\t\t<tr data-entry=\"1\" class=\"uael-table-row\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-159e6ce\" data-title=\"Application\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Smartphone\/banque d'alimentation<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-707628d\" data-title=\"Allowable Error\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">\u00b15%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-1bdbb2e\" data-title=\"Core Requirements\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Faible co\u00fbt et faible consommation d'\u00e9nergie<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-9f69b5a\" data-title=\"Technical Solution\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Points d'amplification + correction simple de l'IA<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr><tr data-entry=\"2\" class=\"uael-table-row\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-57da9dc\" data-title=\"Application\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">V\u00e9hicules \u00e9lectriques<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-e3e2af4\" data-title=\"Allowable Error\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">\u00b13%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-88f8c90\" data-title=\"Core Requirements\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Pr\u00e9cision dynamique \u00e9lev\u00e9e (stable pendant l'acc\u00e9l\u00e9ration rapide\/la charge rapide)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-17c1ff2\" data-title=\"Technical Solution\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Filtre de Kalman + compensation de la temp\u00e9rature<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr><tr data-entry=\"3\" class=\"uael-table-row\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-dd3c687\" data-title=\"Application\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Station de stockage d'\u00e9nergie<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-cd883e3\" data-title=\"Allowable Error\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">\u00b12%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-e55befc\" data-title=\"Core Requirements\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Stabilit\u00e9 \u00e0 long terme (pas de d\u00e9rive pendant 15 ans)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-8aa0bc2\" data-title=\"Technical Solution\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Int\u00e9gration amp\u00e8re-heure + \u00e9talonnage hebdomadaire de la tension en circuit ouvert<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/tr><tr data-entry=\"4\" class=\"uael-table-row\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-133450c\" data-title=\"Application\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Batteries pour engins spatiaux\n\n\t\n\n<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-ff014ef\" data-title=\"Allowable Error\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">\u00b11%<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-95818ff\" data-title=\"Core Requirements\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Fiabilit\u00e9 dans des environnements extr\u00eames (vide, radiations)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-fabe051\" data-title=\"Technical Solution\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"uael-table__text-inner\">Redondance multi-algorithmes (validation crois\u00e9e de 3 syst\u00e8mes)<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/td>\n\t\t\t\t\t\t\t\t\t<\/tbody>\n\t<\/table>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10ab5a8 elementor-widget elementor-widget-spacer\" data-id=\"10ab5a8\" 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-0bed981 elementor-widget elementor-widget-text-editor\" data-id=\"0bed981\" 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>Par exemple, les centrales de stockage d'\u00e9nergie exigent une tr\u00e8s grande pr\u00e9cision du SOC. Pour une centrale de stockage d'\u00e9nergie de 1GWh, une erreur de 5% sur le SOC \u00e9quivaut \u00e0 une perte de 500 000 kWh d'\u00e9lectricit\u00e9. C'est pourquoi le BMS des centrales de stockage d'\u00e9nergie est contraint de rester inactif pendant un certain temps chaque jour, en utilisant la m\u00e9thode de la tension en circuit ouvert pour calibrer le SOC afin de garantir la pr\u00e9cision \u00e0 long terme.<\/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-f3b0197 elementor-widget elementor-widget-spacer\" data-id=\"f3b0197\" 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-aff9b88 elementor-widget elementor-widget-heading\" data-id=\"aff9b88\" 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\">La relation entre SOC, SOH et DOD<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54caafe elementor-widget elementor-widget-spacer\" data-id=\"54caafe\" 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-f78b7e3 elementor-widget elementor-widget-text-editor\" data-id=\"f78b7e3\" 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>SOH (\u00c9tat de sant\u00e9) : <\/strong>Cette valeur refl\u00e8te le vieillissement de la batterie. Un SOH de 100% indique une batterie neuve, tandis qu'un SOH de 80% est g\u00e9n\u00e9ralement consid\u00e9r\u00e9 comme le point critique pour la mise au rebut de la batterie.<\/li><li><strong>DOD (Depth of Discharge) : <\/strong>Profondeur de d\u00e9charge, qui indique le degr\u00e9 de d\u00e9charge entre un \u00e9tat de pleine charge et l'\u00e9tat de d\u00e9charge actuel. DOD = 100% - SOC.<\/li><\/ul><p>Batterie saine : Lorsque SOH=95%, le SOC est d\u00e9charg\u00e9 de 100% \u00e0 20% (DOD=80%), et la capacit\u00e9 diminue uniform\u00e9ment. <br \/>Batterie \u00e2g\u00e9e : Lorsque SOH=75%, DOD=80% peut entra\u00eener une surd\u00e9charge de certaines cellules (SOC&lt;0%), et la profondeur de d\u00e9charge doit \u00eatre ajust\u00e9e \u00e0 DOD=60% par le BMS.<\/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-825b0e9 elementor-widget elementor-widget-spacer\" data-id=\"825b0e9\" 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-5da4f2c elementor-widget elementor-widget-heading\" data-id=\"5da4f2c\" 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\">Tendances futures dans l'estimation du SOC<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c74b5c elementor-widget elementor-widget-spacer\" data-id=\"0c74b5c\" 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-2a98157 elementor-widget elementor-widget-text-editor\" data-id=\"2a98157\" 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>Jumeau num\u00e9rique<\/strong><strong>s<\/strong><strong>: <\/strong>En cr\u00e9ant une \"copie virtuelle\" de la batterie, l'\u00e9tat de charge et de d\u00e9charge est simul\u00e9 en temps r\u00e9el, ce qui r\u00e9duit l'erreur de SOC \u00e0 0,5%.<\/li><li><strong>Fusion de plusieurs capteurs : <\/strong>En plus de la tension et du courant, de nouveaux capteurs sont utilis\u00e9s pour surveiller l'expansion de la batterie et les signaux ultrasoniques pour obtenir davantage d'informations sur l'\u00e9tat de la batterie.<\/li><li><strong>Algorithme d'auto-apprentissage<\/strong><strong>s<\/strong><strong>: <\/strong>La batterie \"apprend mieux d'elle-m\u00eame au fur et \u00e0 mesure qu'elle est utilis\u00e9e\". L'algorithme \"s'auto-apprend\" lorsque la batterie est inactive, optimisant continuellement le mod\u00e8le et maintenant la pr\u00e9cision du SOC.<\/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-3f1b9738 elementor-widget elementor-widget-spacer\" data-id=\"3f1b9738\" 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-6b790dcb elementor-widget elementor-widget-heading\" data-id=\"6b790dcb\" 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-7b8cbe83 elementor-widget elementor-widget-spacer\" data-id=\"7b8cbe83\" 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-4ef455b5 elementor-widget elementor-widget-text-editor\" data-id=\"4ef455b5\" 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>Des ic\u00f4nes de batterie des smartphones aux indicateurs d'autonomie des v\u00e9hicules \u00e9lectriques, la pr\u00e9cision de l'\u00e9tat de charge d\u00e9termine directement la confiance que nous accordons \u00e0 nos appareils. Derri\u00e8re ce simple pourcentage se cache l'expertise combin\u00e9e de la science des mat\u00e9riaux, de la mod\u00e9lisation math\u00e9matique et de la conception technique. Au fur et \u00e0 mesure que la technologie progresse, l'estimation de l'\u00e9tat de charge deviendra plus intelligente et plus pr\u00e9cise, ce qui permettra d'obtenir des batteries plus s\u00fbres, plus durables et plus fiables pour le monde \u00e9lectrifi\u00e9 qui nous attend.<\/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-2a20eb71 elementor-widget elementor-widget-spacer\" data-id=\"2a20eb71\" 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-696f4f0e elementor-widget elementor-widget-heading\" data-id=\"696f4f0e\" 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-1fb011bb elementor-widget elementor-widget-spacer\" data-id=\"1fb011bb\" 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-56e74b5f uael-faq-box-layout-yes align-at-left elementor-widget elementor-widget-uael-faq\" data-id=\"56e74b5f\" 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-145' 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-1-6a599844e7c0e\">Qu'est-ce que l'\u00e9tat de charge (SOC) ?<\/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>L'\u00e9tat de charge (SOC) est la mesure de l'\u00e9nergie utilisable restante dans une batterie, exprim\u00e9e en pourcentage de sa capacit\u00e9 maximale 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-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-2-6a599844e7ccb\">En quoi le SOC diff\u00e8re-t-il du SOH et du DoD ?<\/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><ul><li>Le SOH (State of Health) d\u00e9crit le vieillissement de la batterie et la perte de capacit\u00e9 au fil du temps.<\/li><li>DoD (Depth of Discharge) = 100% - SOC, indiquant la quantit\u00e9 d'\u00e9nergie utilis\u00e9e.<\/li><\/ul><p>Alors que le SOC indique le montant restant, le SOH indique le montant disponible \u00e0 l'origine et le DoD indique le montant pr\u00e9lev\u00e9.<\/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-3-6a599844e7d31\">Une batterie peut-elle atteindre en toute s\u00e9curit\u00e9 un \u00e9tat de fonctionnement de 0% ?<\/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 la pratique, la plupart des syst\u00e8mes emp\u00eachent un v\u00e9ritable 0% gr\u00e2ce aux protections du BMS. Cependant, si une batterie reste profond\u00e9ment d\u00e9charg\u00e9e pendant une longue p\u00e9riode, des dommages ou un d\u00e9s\u00e9quilibre des cellules peuvent se produire.<\/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-4-6a599844e7d97\">Pourquoi SOC d\u00e9rive-t-il et comment peut-on y rem\u00e9dier ?<\/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>La d\u00e9rive du SOC est due aux erreurs cumul\u00e9es de mesure (en particulier les erreurs d'int\u00e9gration du courant), \u00e0 l'autod\u00e9charge et aux changements de capacit\u00e9. Les strat\u00e9gies de correction comprennent un recalibrage p\u00e9riodique \u00e0 l'aide de l'OCV, des cycles complets de charge-d\u00e9charge et des r\u00e9initialisations d'algorithmes.<\/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-5-6a599844e7df7\">Quelle est la plage id\u00e9ale d'\u00e9tat de fonctionnement des batteries lithium-ion ?<\/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>Pour \u00e9quilibrer la long\u00e9vit\u00e9 et la capacit\u00e9 utilisable, la fen\u00eatre de travail id\u00e9ale se situe souvent entre 20% et 80%, parfois entre 10% et 90%, en \u00e9vitant les extr\u00eames.<\/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-3d543c8c e-flex e-con-boxed e-con e-parent\" data-id=\"3d543c8c\" 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-2cf3528d 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=\"2cf3528d\" 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-1454434d elementor-widget elementor-widget-heading\" data-id=\"1454434d\" 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 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elementor-posts--skin-classic elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-36285 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-e-bike category-motorcycle category-power-battery category-vehicle-battery tag-battery tag-energy-storage 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\/battery-over-discharge-explained\/\" 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\/06\/Battery-over-discharge-The-hidden-reason-your-battery-dies-early-300x225.webp\" class=\"attachment-medium size-medium wp-image-36309\" alt=\"Surcharge de la batterie La raison cach\u00e9e pour laquelle votre batterie se d\u00e9charge pr\u00e9matur\u00e9ment\" 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-over-discharge-explained\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tSurd\u00e9charge de la batterie : La raison cach\u00e9e de la mort pr\u00e9matur\u00e9e de votre batterie\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\t4 octobre 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-38500 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-different-battery-technology tag-battery tag-energy-storage tag-lithium tag-power\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/what-is-lipo-battery-c-rating\/\" 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\/09\/LiPo-Battery-C-Rating-From-Basics-to-Advanced-Applications-300x225.webp\" class=\"attachment-medium size-medium wp-image-38524\" alt=\"Batterie LiPo C Rating Des bases aux applications avanc\u00e9es\" 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\/what-is-lipo-battery-c-rating\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tBatterie LiPo C Rating : Des principes de base aux applications avanc\u00e9es\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\t11 septembre 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-37431 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-battery-materials category-different-battery-technology category-power-battery category-vehicle-battery tag-battery tag-ev tag-lithium tag-power\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/car-battery-types\/\" 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\/07\/Understanding-Car-Battery-Types-Everything-You-Need-to-Know-300x225.webp\" class=\"attachment-medium size-medium wp-image-37480\" alt=\"Comprendre les types de batteries de voiture Tout ce qu&#039;il faut savoir\" 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\/car-battery-types\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tComprendre les types de batteries de voiture : Tout ce que vous devez savoir\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\t17 juillet 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>Apprenez ce que signifie l'\u00e9tat de charge (SOC), comment il est calcul\u00e9, les facteurs cl\u00e9s qui affectent la pr\u00e9cision et pourquoi une estimation pr\u00e9cise de l'\u00e9tat de charge est vitale pour la s\u00e9curit\u00e9 et la dur\u00e9e de vie de la batterie.<\/p>","protected":false},"author":23,"featured_media":39030,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_rtcl_gb_attr":"","footnotes":""},"categories":[219,241,1],"tags":[220,244,221,230,240],"class_list":["post-39006","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-knowledge","category-power-battery","category-vehicle-battery","tag-battery","tag-energy-storage","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>Understanding State of Charge (SOC): The Key to Safe, Efficient, and Long-Lasting Batteries - TYCORUN<\/title>\n<meta name=\"description\" content=\"Learn what State of Charge (SOC) means, how it\u2019s calculated, key factors affecting accuracy, and why precise SOC estimation is 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