{"id":32938,"date":"2024-07-25T23:00:00","date_gmt":"2024-07-25T23:00:00","guid":{"rendered":"https:\/\/batteryswapstation.com\/?p=32938"},"modified":"2026-04-20T08:46:13","modified_gmt":"2026-04-20T08:46:13","slug":"thermal-runaway-lithium-ion-battery","status":"publish","type":"post","link":"https:\/\/batteryswapstation.com\/fr\/thermal-runaway-lithium-ion-battery\/","title":{"rendered":"Comprendre l'emballement thermique des batteries lithium-ion - causes, m\u00e9canisme et pr\u00e9vention"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"32938\" class=\"elementor elementor-32938\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c8e60a9 e-flex e-con-boxed e-con e-parent\" data-id=\"7c8e60a9\" 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-2c4f3a9 elementor-widget elementor-widget-text-editor\" data-id=\"2c4f3a9\" 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><strong>Emballement thermique d'une batterie lithium-ion<\/strong> L'emballement thermique est un probl\u00e8me de s\u00e9curit\u00e9 majeur dans les technologies modernes de stockage de l'\u00e9nergie. Il est tr\u00e8s important de comprendre le m\u00e9canisme de l'emballement thermique des batteries au lithium et de prendre des mesures pr\u00e9ventives pour garantir la s\u00e9curit\u00e9 et la fiabilit\u00e9 du syst\u00e8me de batteries.<\/p><p>Cet article pr\u00e9sente les causes, le m\u00e9canisme et la pr\u00e9vention de l'emballement thermique des batteries au lithium-ion.<\/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-3b4fd26f elementor-toc--minimized-on-tablet elementor-widget elementor-widget-table-of-contents\" data-id=\"3b4fd26f\" 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;h4&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__3b4fd26f\" 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__3b4fd26f\" 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__3b4fd26f\" 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-51f2d842 elementor-widget elementor-widget-spacer\" data-id=\"51f2d842\" 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-6ded18a9 elementor-widget__width-inherit uael-aspect-ratio-16_9 uael-youtube-subscribe-no elementor-widget elementor-widget-uael-video\" data-id=\"6ded18a9\" 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\/aUqS6beG52w?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\/aUqS6beG52w\/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\/2023\/07\/YouTube_play_button_icon_2013-2017.svg.png\" alt=\"YouTube_play_button_icon_(2013\u20132017).svg\" \/>\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-297421cd elementor-widget elementor-widget-spacer\" data-id=\"297421cd\" 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-12bd50e elementor-widget elementor-widget-heading\" data-id=\"12bd50e\" 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'emballement thermique dans les batteries lithium-ion ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6350bf6c elementor-widget elementor-widget-text-editor\" data-id=\"6350bf6c\" 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'emballement thermique d'une batterie au lithium d\u00e9signe le ph\u00e9nom\u00e8ne selon lequel le courant de la batterie au lithium et l'augmentation de la temp\u00e9rature interne se produisent de mani\u00e8re cumulative et se renforcent mutuellement, ce qui endommage la batterie au lithium. L'emballement thermique au sens \u00e9troit se r\u00e9f\u00e8re \u00e0 une seule cellule. L'emballement thermique g\u00e9n\u00e9ralis\u00e9, dont le sujet se r\u00e9f\u00e8re \u00e0 PACK.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-32948\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2024\/07\/What-is-thermal-runaway-in-lithium-ion-batteries.webp\" alt=\"Qu&#039;est-ce que l&#039;emballement thermique dans les batteries lithium-ion ?\" width=\"1200\" height=\"600\" \/><\/p><p>En termes simples, l'emballement thermique est un processus de boucle de r\u00e9troaction \u00e9nerg\u00e9tique positive : l'augmentation de la temp\u00e9rature entra\u00eene une augmentation de la temp\u00e9rature du syst\u00e8me, qui \u00e0 son tour entra\u00eene une augmentation de la temp\u00e9rature du syst\u00e8me, qui \u00e0 son tour entra\u00eene une augmentation de la temp\u00e9rature du syst\u00e8me, qui \u00e0 son tour entra\u00eene une augmentation de la temp\u00e9rature du syst\u00e8me, et finalement un incendie ou une explosion.<\/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-f14efd9 elementor-widget elementor-widget-spacer\" data-id=\"f14efd9\" 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-4de5f93 elementor-widget elementor-widget-heading\" data-id=\"4de5f93\" 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\">Quelles sont les causes de l'emballement thermique des batteries lithium-ion ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-da8724d elementor-widget elementor-widget-text-editor\" data-id=\"da8724d\" 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\">Les principaux facteurs \u00e0 l'origine de l'emballement thermique des batteries lithium-ion sont les courts-circuits externes, les temp\u00e9ratures \u00e9lev\u00e9es externes et les courts-circuits internes.<\/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-c271a53 elementor-widget elementor-widget-spacer\" data-id=\"c271a53\" 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-b0545fe elementor-widget elementor-widget-heading\" data-id=\"b0545fe\" 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\">Court-circuit externe<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e36c4ec elementor-widget elementor-widget-text-editor\" data-id=\"e36c4ec\" 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 probabilit\u00e9 de danger dans le fonctionnement r\u00e9el du v\u00e9hicule est extr\u00eamement faible, d'une part parce que le syst\u00e8me du v\u00e9hicule est \u00e9quip\u00e9 d'un fusible et d'un syst\u00e8me de gestion de la batterie (BMS), et d'autre part parce que la batterie peut r\u00e9sister pendant une courte p\u00e9riode \u00e0 un impact de courant important.<\/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-f5f2945 elementor-widget elementor-widget-spacer\" data-id=\"f5f2945\" 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-3eb127d elementor-widget elementor-widget-heading\" data-id=\"3eb127d\" 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 externe \u00e9lev\u00e9e<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1fa9957 elementor-widget elementor-widget-text-editor\" data-id=\"1fa9957\" 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\">En raison des caract\u00e9ristiques de la structure de la batterie au lithium-ion. \u00c0 des temp\u00e9ratures \u00e9lev\u00e9es, le film SEI, l'\u00e9lectrolyte, l'EC et d'autres r\u00e9actions de d\u00e9composition se produisent, la d\u00e9composition de l'\u00e9lectrolyte de la batterie au lithium r\u00e9agira \u00e9galement avec les \u00e9lectrodes positives et n\u00e9gatives, le diaphragme de la cellule fondra et se d\u00e9composera, et diverses r\u00e9actions produiront une grande quantit\u00e9 de chaleur.<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-32949\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2024\/07\/What-causes-thermal-runaway-in-lithium-ion-batteries.webp\" alt=\"Quelles sont les causes de l&#039;emballement thermique des batteries lithium-ion ?\" width=\"1200\" height=\"600\" \/><\/p><p>La fonte du diaphragme entra\u00eene une augmentation de la temp\u00e9rature de l'air.\u00a0<span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\"><a style=\"color: #333399;text-decoration: underline\" href=\"https:\/\/batteryswapstation.com\/fr\/internal-short-circuit\/\" target=\"_blank\" rel=\"noopener\"> court-circuit interne<\/a><\/span><\/span>La production d'\u00e9nergie \u00e9lectrique augmente la production de chaleur.<\/p><p>Le r\u00e9sultat de cette utilisation destructive cumulative et se renfor\u00e7ant mutuellement est que le film antid\u00e9flagrant de la cellule de la batterie est rompu, que l'\u00e9lectrolyte est \u00e9ject\u00e9 et que l'incendie se produit.<\/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-76af7b1 elementor-widget elementor-widget-spacer\" data-id=\"76af7b1\" 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-74ca3b1 elementor-widget elementor-widget-heading\" data-id=\"74ca3b1\" 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\">Court-circuit interne<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51f69e4 elementor-widget elementor-widget-text-editor\" data-id=\"51f69e4\" 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 raison d'une mauvaise utilisation des batteries lithium-ion ou de d\u00e9fauts de qualit\u00e9 des batteries lithium, tels que les cristaux de branche caus\u00e9s par la surcharge et la surd\u00e9charge, les impuret\u00e9s dans la poussi\u00e8re du processus de production de la batterie, etc., la croissance se d\u00e9t\u00e9riore et le diaphragme se perce, ce qui provoque un micro-court-circuit, la lib\u00e9ration de l'\u00e9nergie \u00e9lectrique entra\u00eene une augmentation de la temp\u00e9rature, et la r\u00e9action chimique du mat\u00e9riau provoqu\u00e9e par l'augmentation de la temp\u00e9rature \u00e9largit le chemin du court-circuit, formant un courant de court-circuit plus important. Une destruction cumulative se renfor\u00e7ant mutuellement se forme, conduisant \u00e0 un emballement thermique.\u00a0<\/p><p>Dans les cas d'incendie caus\u00e9s par l'emballement thermique des piles au lithium ces derni\u00e8res ann\u00e9es, la plupart d'entre eux sont d'abord caus\u00e9s par des courts-circuits internes, dont la chaleur et la temp\u00e9rature forment un environnement externe \u00e0 haute temp\u00e9rature pour les piles adjacentes, d\u00e9clenchant un emballement thermique des piles adjacentes, ce qui conduit \u00e0 une r\u00e9action en cha\u00eene de l'ensemble du PACK.<\/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-350bfb5 elementor-widget elementor-widget-spacer\" data-id=\"350bfb5\" 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-83d50be elementor-widget elementor-widget-heading\" data-id=\"83d50be\" 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\u00e9canisme d'emballement thermique des batteries lithium-ion<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ff2760 elementor-widget elementor-widget-text-editor\" data-id=\"5ff2760\" 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 piles au lithium sont constitu\u00e9es d'ions lithium int\u00e9gr\u00e9s dans du carbone (coke de p\u00e9trole et graphite) pour former une \u00e9lectrode n\u00e9gative.<\/p><p>Le mat\u00e9riau de la cathode est g\u00e9n\u00e9ralement LixCoO2, LixNiO2 et LixMnO4, et l'\u00e9lectrolyte est LiPF6+ carbonate de di\u00e9thyl\u00e8ne (EC)+ carbonate de dim\u00e9thyle (DMC).<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-32950\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2024\/07\/Mechanism-of-Thermal-runaway-lithium-ion-battery.webp\" alt=\"M\u00e9canisme d&#039;emballement thermique des batteries lithium-ion\" width=\"1200\" height=\"600\" \/><\/p><p>Les principaux facteurs d'emballement thermique sont les dommages m\u00e9caniques, <span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\"><a style=\"color: #333399;text-decoration: underline\" href=\"https:\/\/batteryswapstation.com\/fr\/battery-overcharge\/\" target=\"_blank\" rel=\"noopener\">surcharge de la batterie<\/a><\/span><\/span>court-circuit interne, etc. Sous l'influence de divers facteurs, la mati\u00e8re active \u00e0 l'int\u00e9rieur de la batterie lithium-ion a une r\u00e9action exothermique violente, et la temp\u00e9rature interne de la batterie d\u00e9passe la plage contr\u00f4lable, ce qui conduit finalement \u00e0 un emballement thermique.<\/p><p>La r\u00e9action chimique exothermique dans les batteries lithium-ion comprend la d\u00e9composition du film d'interface \u00e9lectrolyte solide SEI, la r\u00e9action du mat\u00e9riau actif n\u00e9gatif et de l'\u00e9lectrolyte, la r\u00e9action du mat\u00e9riau actif n\u00e9gatif et du liant, et la r\u00e9action de d\u00e9composition par oxydation de l'\u00e9lectrolyte.<\/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-7dab6af elementor-widget elementor-widget-spacer\" data-id=\"7dab6af\" 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-9c04390 elementor-widget elementor-widget-heading\" data-id=\"9c04390\" 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 pr\u00e9venir l'emballement thermique des batteries lithium-ion ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-97617a4 elementor-widget elementor-widget-text-editor\" data-id=\"97617a4\" 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\">Les causes de l'emballement thermique sont multiples. Dans le cas d'un emballement thermique d'une batterie au lithium, la solution la plus courante consiste \u00e0 am\u00e9liorer les deux aspects de la protection externe et de l'am\u00e9lioration interne. La protection externe fait principalement r\u00e9f\u00e9rence \u00e0 la mise \u00e0 niveau et \u00e0 l'am\u00e9lioration du syst\u00e8me, et l'am\u00e9lioration interne consiste \u00e0 am\u00e9liorer la batterie elle-m\u00eame.<\/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-f2926aa elementor-widget elementor-widget-spacer\" data-id=\"f2926aa\" 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-f5504e3 elementor-widget elementor-widget-heading\" data-id=\"f5504e3\" 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\">Protection ext\u00e9rieure<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f612c4 elementor-widget elementor-widget-heading\" data-id=\"4f612c4\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Composants PTC (coefficient de temp\u00e9rature positif)<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5a9c4a7 elementor-widget elementor-widget-text-editor\" data-id=\"5a9c4a7\" 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\">Installer des composants PTC dans les batteries lithium-ion, en tenant compte de la pression et de la temp\u00e9rature \u00e0 l'int\u00e9rieur de la batterie, lorsque la batterie est chauff\u00e9e en raison d'une surcharge, la r\u00e9sistance interne de la batterie augmente rapidement pour limiter le courant, de sorte que la tension entre les bornes positives et n\u00e9gatives est r\u00e9duite \u00e0 une tension s\u00fbre, et la fonction de protection automatique de la batterie est r\u00e9alis\u00e9e.<\/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-5910e39 elementor-widget elementor-widget-spacer\" data-id=\"5910e39\" 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-4e2967b elementor-widget elementor-widget-heading\" data-id=\"4e2967b\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Soupape antid\u00e9flagrante<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9df0154 elementor-widget elementor-widget-text-editor\" data-id=\"9df0154\" 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\">Lorsque la pression interne de la pile au lithium est trop \u00e9lev\u00e9e en raison d'une anomalie, la soupape antid\u00e9flagrante se d\u00e9forme, le fil plac\u00e9 \u00e0 l'int\u00e9rieur de la pile pour la connexion est coup\u00e9 et la pile au lithium s'\u00e9teint. <span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\"><a style=\"color: #333399;text-decoration: underline\" href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-charging\/\" target=\"_blank\" rel=\"noopener\">Chargement de la batterie au lithium<\/a><\/span><\/span> arr\u00eats.<\/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-197c788 elementor-widget elementor-widget-spacer\" data-id=\"197c788\" 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-1c0bc51 elementor-widget elementor-widget-heading\" data-id=\"1c0bc51\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Syst\u00e8me de refroidissement am\u00e9lior\u00e9<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-221861a elementor-widget elementor-widget-text-editor\" data-id=\"221861a\" 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 syst\u00e8me de gestion thermique est principalement responsable du contr\u00f4le de la temp\u00e9rature afin de s'assurer que la batterie est toujours \u00e0 une temp\u00e9rature de fonctionnement raisonnable. En g\u00e9n\u00e9ral, le syst\u00e8me de gestion thermique est contr\u00f4l\u00e9 par le contr\u00f4leur du v\u00e9hicule. Lorsque la temp\u00e9rature de la batterie au lithium est anormale, la dissipation de la chaleur ou le chauffage est effectu\u00e9 \u00e0 temps par le syst\u00e8me de climatisation pour garantir la s\u00e9curit\u00e9 et la dur\u00e9e de vie de la batterie.<\/p><p><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-32951\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2024\/07\/How-to-prevent-thermal-runaway-in-lithium-ion-batteries.webp\" alt=\"Comment pr\u00e9venir l&#039;emballement thermique des batteries lithium-ion ?\" width=\"1200\" height=\"600\" \/><\/strong><\/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-827dac9 elementor-widget elementor-widget-spacer\" data-id=\"827dac9\" 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-5888f9f elementor-widget elementor-widget-heading\" data-id=\"5888f9f\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Feuille d'isolation de batterie en a\u00e9rogel<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c53a9e elementor-widget elementor-widget-text-editor\" data-id=\"6c53a9e\" 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 coussin isolant en a\u00e9rogel peut \u00eatre assembl\u00e9 entre la cellule de la batterie et le module. En cas de contr\u00f4le thermique de l'\u00e9l\u00e9ment de batterie, l'a\u00e9rogel \u00e0 faible conductivit\u00e9 thermique peut jouer un r\u00f4le d'isolation thermique, retardant ou bloquant l'accident.<\/p><p>Lorsque la cellule de la batterie surchauffe et br\u00fble, la feuille d'isolation en a\u00e9rogel atteint la classe. Une performance incombustible peut \u00e9galement bloquer ou retarder efficacement la propagation de l'incendie, et peut garantir que la batterie ne br\u00fble pas ou n'explose pas dans les 5 minutes, ce qui laisse suffisamment de temps pour s'\u00e9chapper.\u00a0<\/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-b893d99 elementor-widget elementor-widget-spacer\" data-id=\"b893d99\" 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-a5d8558 elementor-widget elementor-widget-heading\" data-id=\"a5d8558\" 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\">Am\u00e9lioration interne<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a53543 elementor-widget elementor-widget-heading\" data-id=\"7a53543\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Am\u00e9liorer le syst\u00e8me de liquide \u00e9lectrolytique<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b0f548 elementor-widget elementor-widget-text-editor\" data-id=\"0b0f548\" 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>Comme le sang des batteries lithium-ion, la <span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\"><a style=\"color: #333399;text-decoration: underline\" href=\"https:\/\/batteryswapstation.com\/fr\/lithium-ion-battery-electrolyte\/\" target=\"_blank\" rel=\"noopener\">\u00e9lectrolyte pour batterie lithium-ion<\/a><\/span><\/span> d\u00e9termine directement la <span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\"><a style=\"color: #333399;text-decoration: underline\" href=\"https:\/\/batteryswapstation.com\/fr\/battery-performance\/\" target=\"_blank\" rel=\"noopener\">performance de la batterie<\/a><\/span><\/span>Elle joue un r\u00f4le important dans la capacit\u00e9 de la batterie, sa plage de temp\u00e9rature de fonctionnement, ses performances en mati\u00e8re de cyclage et de s\u00e9curit\u00e9.<\/p><p>\u00c0 l'heure actuelle, les composants les plus largement utilis\u00e9s dans le syst\u00e8me \u00e9lectrolytique liquide des batteries lithium-ion commerciales sont le LiPF6, le carbonate de vinyle et le carbonate lin\u00e9aire. Un grand nombre de solvants carbonat\u00e9s \u00e0 faible point d'\u00e9bullition et \u00e0 faible point d'\u00e9clair dans l'\u00e9lectrolyte s'enflammeront \u00e0 basse temp\u00e9rature, ce qui pr\u00e9sente des risques importants pour la s\u00e9curit\u00e9.<\/p><p>Par cons\u00e9quent, de nombreux chercheurs tentent d'am\u00e9liorer le syst\u00e8me de liquide \u00e9lectrolytique afin d'am\u00e9liorer la performance de s\u00e9curit\u00e9 de l'\u00e9lectrolyte. Si le mat\u00e9riau principal de la batterie ne subit pas de changements subversifs en peu de temps, l'am\u00e9lioration de la stabilit\u00e9 de l'\u00e9lectrolyte est un moyen important de renforcer 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-c2a1555 elementor-widget elementor-widget-spacer\" data-id=\"c2a1555\" 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-30bddfc elementor-widget elementor-widget-heading\" data-id=\"30bddfc\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Mat\u00e9riau de l'\u00e9lectrode positive<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-04dce04 elementor-widget elementor-widget-text-editor\" data-id=\"04dce04\" 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 mat\u00e9riau de la cathode de la batterie lithium-ion est instable lors de la charge\u00a0<span style=\"text-decoration: underline;\"><span style=\"color: #333399; text-decoration: underline;\"><a style=\"color: #333399; text-decoration: underline;\" href=\"https:\/\/batteryswapstation.com\/fr\/lithium-ion-battery-voltage\/\" target=\"_blank\" rel=\"noopener\"> tension de la batterie lithium-ion<\/a><\/span><\/span> est sup\u00e9rieur \u00e0 4V, et il est facile de proc\u00e9der \u00e0 une d\u00e9composition thermique \u00e0 des temp\u00e9ratures \u00e9lev\u00e9es pour lib\u00e9rer de l'oxyg\u00e8ne, et l'oxyg\u00e8ne continue \u00e0 r\u00e9agir avec des solvants organiques pour produire une grande quantit\u00e9 de chaleur et d'autres gaz, ce qui r\u00e9duit la s\u00e9curit\u00e9 de la batterie. Par cons\u00e9quent, la r\u00e9action entre l'anode de la batterie lithium-ion et l'\u00e9lectrolyte est consid\u00e9r\u00e9e comme la principale cause de l'emballement thermique.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-32985\" src=\"https:\/\/batteryswapstation.com\/wp-content\/uploads\/2024\/07\/Positive-electrode-material.webp\" alt=\"Mat\u00e9riau de l&#039;\u00e9lectrode positive\" width=\"1200\" height=\"600\" \/><\/p><p>Pour les mat\u00e9riaux d'\u00e9lectrodes positives, la modification du rev\u00eatement est une m\u00e9thode courante pour am\u00e9liorer leur s\u00e9curit\u00e9. Des substances telles que MgO, A12O3, SiO2, TiO2, ZnO, SnO2, ZrO2 et autres sur la surface du mat\u00e9riau de l'\u00e9lectrode positive peuvent r\u00e9duire la r\u00e9action entre l'\u00e9lectrode positive et l'\u00e9lectrolyte apr\u00e8s l'\u00e9limination du Li+, tout en r\u00e9duisant la lib\u00e9ration d'oxyg\u00e8ne de l'\u00e9lectrode positive, en inhibant le changement de phase du mat\u00e9riau de l'\u00e9lectrode positive, en am\u00e9liorant sa stabilit\u00e9 structurelle, en r\u00e9duisant le d\u00e9sordre du cation dans le r\u00e9seau, et en r\u00e9duisant le mat\u00e9riau de l'\u00e9lectrode positive. Cela permet de r\u00e9duire la production de chaleur due aux r\u00e9actions secondaires pendant le cycle.<\/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-ff7b0b0 elementor-widget elementor-widget-spacer\" data-id=\"ff7b0b0\" 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-acfed74 elementor-widget elementor-widget-heading\" data-id=\"acfed74\" 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<h4 class=\"elementor-heading-title elementor-size-default\">S\u00e9parateur<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3b74dbf elementor-widget elementor-widget-text-editor\" data-id=\"3b74dbf\" 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>\u00c0 l'heure actuelle, le s\u00e9parateur le plus largement utilis\u00e9 dans les batteries lithium-ion commerciales reste les mat\u00e9riaux polyol\u00e9fines, dont les principaux inconv\u00e9nients sont la r\u00e9traction thermique \u00e0 haute temp\u00e9rature et le mauvais mouillage de l'\u00e9lectrolyte.<\/p><p>Afin de rem\u00e9dier \u00e0 ces d\u00e9fauts, les chercheurs ont essay\u00e9 de nombreuses m\u00e9thodes, telles que la recherche d'un mat\u00e9riau thermostable ou l'ajout d'une petite quantit\u00e9 de poudre de nanoparticules d'Al2O3 ou de SiO2 au diaphragme, ce qui permet non seulement d'utiliser un diaphragme ordinaire, mais aussi d'am\u00e9liorer la stabilit\u00e9 thermique du mat\u00e9riau de l'\u00e9lectrode positive.<\/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-aeebc2f elementor-widget elementor-widget-spacer\" data-id=\"aeebc2f\" 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-f5f3028 elementor-widget elementor-widget-heading\" data-id=\"f5f3028\" 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-f2a23da elementor-widget elementor-widget-text-editor\" data-id=\"f2a23da\" 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\">\nLa fr\u00e9quence des accidents d'emballement thermique des batteries lithium-ion est choquante. Afin d'\u00e9viter les accidents li\u00e9s \u00e0 la s\u00e9curit\u00e9 des batteries lithium-ion, d'am\u00e9liorer la s\u00e9curit\u00e9 des batteries lithium-ion et d'\u00e9viter l'emballement thermique, il est n\u00e9cessaire d'adopter une approche multidimensionnelle de la conception de la formule de la batterie, de la conception structurelle et de la conception de la gestion thermique des packs de batteries afin d'am\u00e9liorer conjointement la stabilit\u00e9 thermique des batteries lithium-ion et de r\u00e9duire le risque d'emballement thermique.<\/div>\t\t\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-14f2aef5 e-flex e-con-boxed e-con e-parent\" data-id=\"14f2aef5\" 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-640f3c68 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=\"640f3c68\" 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\/2026\/03\/cropped-Tess-profile-300x300.png\" alt=\"Image de Tess\" 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\tTess\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\tExperte de l'industrie avec plus de 10 ans d'exp\u00e9rience dans le domaine de l'\u00e9nergie pour l'e-mobilit\u00e9, sp\u00e9cialis\u00e9e dans les batteries LiFePO4 et NCM, l'optimisation des performances et les technologies de s\u00e9curit\u00e9. Elle a dirig\u00e9 de nombreux projets de R&amp;D sur les batteries \u00e0 haute densit\u00e9 \u00e9nerg\u00e9tique et \u00e0 longue dur\u00e9e de vie, aidant les entreprises et les automobilistes \u00e0 prendre des d\u00e9cisions \u00e9clair\u00e9es concernant les v\u00e9hicules \u00e9lectriques.\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\/tess\/\">\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-6bc2378 elementor-widget elementor-widget-heading\" data-id=\"6bc2378\" 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-4532f363 elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"4532f363\" 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-30414 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-knowledge category-battery-materials category-motorcycle category-power-battery category-vehicle-battery tag-battery tag-lithium tag-two-wheeler\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/agm-battery-vs-lithium\/\" 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\/2023\/12\/AGM-battery-vs-Lithium-Motorcycle-Battery-300x225.webp\" class=\"attachment-medium size-medium wp-image-30416\" alt=\"Batterie AGM vs Batterie moto au lithium\" 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\/agm-battery-vs-lithium\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tBatterie AGM ou batterie lithium pour moto - quelle est la meilleure solution ?\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\t16 f\u00e9vrier 2024\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-31350 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-industry category-battery-knowledge category-different-battery-technology tag-battery tag-cell tag-lithium\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/lithium-battery-full-charge-voltage\/\" 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\/2024\/01\/A-Guide-to-Lithium-Battery-Full-Charge-Voltage-Mechanics-300x225.webp\" class=\"attachment-medium size-medium wp-image-31351\" alt=\"Guide de la m\u00e9canique des piles au lithium \u00e0 pleine charge et \u00e0 tension \u00e9lev\u00e9e\" 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-full-charge-voltage\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tGuide sur la m\u00e9canique de la tension de charge des batteries au lithium\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\t25 janvier 2024\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-31197 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-industry category-battery-materials category-battery-news tag-battery tag-cell tag-lithium\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/batteryswapstation.com\/fr\/sodium-vs-lithium-vs-hydrogen\/\" 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\/2024\/01\/Sodium-VS-Lithium-VS-Hydrogen-for-Two-wheeled-Vehicles-300x225.webp\" class=\"attachment-medium size-medium wp-image-31198\" alt=\"Sodium-VS-Lithium-VS-Hydrog\u00e8ne-pour-les-v\u00e9hicules-\u00e0-deux-roues\" 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\/sodium-vs-lithium-vs-hydrogen\/\" target=\"&quot;_blank&quot;\">\n\t\t\t\tSodium, lithium ou hydrog\u00e8ne pour les v\u00e9hicules \u00e0 deux roues\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 janvier 2024\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>Cet article pr\u00e9sente les causes, le m\u00e9canisme et la pr\u00e9vention de l'emballement thermique des batteries au lithium-ion.<\/p>","protected":false},"author":22,"featured_media":32939,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","_rtcl_gb_attr":"","footnotes":""},"categories":[224,219,223],"tags":[220,244,221],"class_list":["post-32938","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-industry","category-battery-knowledge","category-battery-materials","tag-battery","tag-energy-storage","tag-lithium"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - 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