{"id":44055,"date":"2022-06-04T14:09:36","date_gmt":"2022-06-04T14:09:36","guid":{"rendered":"https:\/\/www.takomabattery.com\/?p=44055"},"modified":"2023-11-29T02:08:36","modified_gmt":"2023-11-29T02:08:36","slug":"how-to-improve-pouch-lithium-batteries-bulk-in-high-temperature","status":"publish","type":"post","link":"https:\/\/www.takomabattery.com\/fr\/how-to-improve-pouch-lithium-batteries-bulk-in-high-temperature\/","title":{"rendered":"Comment am\u00e9liorer le volume des piles au lithium en sachet \u00e0 haute temp\u00e9rature ?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"44055\" class=\"elementor elementor-44055\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f114553 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f114553\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c9b8f26\" data-id=\"c9b8f26\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-67f66f8 elementor-widget elementor-widget-woocommerce-breadcrumb\" data-id=\"67f66f8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"woocommerce-breadcrumb.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<nav class=\"woocommerce-breadcrumb\" aria-label=\"Breadcrumb\" data-no-translation=\"\" data-trp-gettext=\"\">Accueil<\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c186bdf elementor-widget elementor-widget-heading\" data-id=\"c186bdf\" 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<h1 class=\"elementor-heading-title elementor-size-default\">Comment am\u00e9liorer le volume des piles au lithium en sachet \u00e0 haute temp\u00e9rature ?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85ef7ed elementor-widget elementor-widget-text-editor\" data-id=\"85ef7ed\" 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\">Avec le d\u00e9veloppement continu des piles au lithium \u00e0 \u00e9nergie nouvelle, les piles au lithium en pochette avec un film plastique en aluminium comme enveloppe sont largement utilis\u00e9es dans l'industrie \u00e9nerg\u00e9tique, l'\u00e9lectronique grand public et d'autres produits.<\/div><div>\u00a0<\/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-77fc252 uael-aspect-ratio-16_9 uael-youtube-subscribe-no elementor-widget elementor-widget-uael-video\" data-id=\"77fc252\" 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<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\/skgWW-6a6aM?rel=0&amp;start&amp;end&amp;controls=1&amp;mute=0&amp;modestbranding=0&amp;autoplay=1\">\n\t\t\t\t\t<img decoding=\"async\" class=\"uael-video__thumb\" src=\"https:\/\/i.ytimg.com\/vi\/skgWW-6a6aM\/hqdefault.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:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/07\/YouTube_play_button_icon_2013\u20132017.svg-21.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-ef41bc7 elementor-widget elementor-widget-text-editor\" data-id=\"ef41bc7\" 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=\"padding-left: 2.2em;padding-right: 2.2em;line-height: 40px\"><div style=\"border: 2px solid #ccc\"><ol style=\"padding-left: 2.2em;line-height: 40px\"><li><a href=\"#Experiment\">Exp\u00e9rience<\/a><br \/><ol><li><a href=\"#Formulation_and_design\">Formulation et conception<\/a><\/li><li><a href=\"#Different_content_of_VC_additives\">Diff\u00e9rentes teneurs en additifs VC<\/a><\/li><li><a href=\"#Trial_production_of_battery_optimized_by_process_technology\">Essai de production d'une batterie optimis\u00e9e par la technologie des proc\u00e9d\u00e9s<\/a><\/li><li><a href=\"#Trial_production_of_the_battery_with_the_best_solution\">Essai de production de la batterie avec la meilleure solution<\/a><\/li><\/ol><\/li><li><a href=\"#Experiments_and_conclusions\">Exp\u00e9riences et conclusions<\/a><br \/><ol><li><a href=\"#Experiment_of_the_improved_electrolyte_battery\">Exp\u00e9rience de la batterie \u00e0 \u00e9lectrolyte am\u00e9lior\u00e9<\/a><\/li><li><a href=\"#Experiment_of_process_optimization_battery\">Exp\u00e9rience de la batterie d'optimisation des processus<\/a><\/li><li><a href=\"#Experiment_of_the_best_solution_battery\">Exp\u00e9rience de la batterie de la meilleure solution<\/a><\/li><\/ol><\/li><li><a href=\"#Conclusion\">Conclusion<\/a><\/li><\/ol><\/div><p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-44078\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Pouch-lithium-batteries-with-aluminum-plastic-film-as-the-shell-are-widely-used-in-power-industry-consumer-electronics-and-other-products.jpg\" alt=\"Les piles au lithium en pochette, dont l&#039;enveloppe est constitu\u00e9e d&#039;un film plastique en aluminium, sont largement utilis\u00e9es dans l&#039;industrie \u00e9nerg\u00e9tique, l&#039;\u00e9lectronique grand public et d&#039;autres produits.\" width=\"1000\" height=\"633\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Pouch-lithium-batteries-with-aluminum-plastic-film-as-the-shell-are-widely-used-in-power-industry-consumer-electronics-and-other-products.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Pouch-lithium-batteries-with-aluminum-plastic-film-as-the-shell-are-widely-used-in-power-industry-consumer-electronics-and-other-products-300x190.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Pouch-lithium-batteries-with-aluminum-plastic-film-as-the-shell-are-widely-used-in-power-industry-consumer-electronics-and-other-products-768x486.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Pouch-lithium-batteries-with-aluminum-plastic-film-as-the-shell-are-widely-used-in-power-industry-consumer-electronics-and-other-products-600x380.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p>Les principales entreprises de fabrication sont <a href=\"https:\/\/www.takomabattery.com\/fr\/top-10-pouch-battery-manufacturers-in-the-world\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\">Les 10 premiers fabricants de piles \u00e0 poche<\/span><\/span><\/a>et <a href=\"https:\/\/www.takomabattery.com\/fr\/top-10-lithium-battery-aluminum-plastic-film-manufacturers-in-china-in-2022\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline;color: #333399\">Les 10 premiers fabricants de films aluminium-plastique pour batteries au lithium<\/span><\/a>. En raison de l'influence de l'environnement d'utilisation, de la saison, du climat r\u00e9gional, etc., une temp\u00e9rature \u00e9lev\u00e9e se produit in\u00e9vitablement pendant l'utilisation r\u00e9elle, ce qui peut facilement entra\u00eener les inconv\u00e9nients suivants <strong>piles en vrac<\/strong> et les performances \u00e9lectriques de la pile au lithium en poche.<\/p><p>Gr\u00e2ce \u00e0 l'\u00e9valuation de l'\u00e9lectrolyte et \u00e0 l'optimisation du processus, il a \u00e9t\u00e9 d\u00e9termin\u00e9 que la combinaison de l'additif 3% VC contenu am\u00e9lior\u00e9 \u00e9lectrolyte et l'optimisation du processus peut am\u00e9liorer de mani\u00e8re significative l'inhibition de la haute temp\u00e9rature des piles en vrac et des dommages continus aux propri\u00e9t\u00e9s \u00e9lectriques des piles au lithium \u00e0 poche.<\/p><h2 id=\"Experiment\">Exp\u00e9rience<\/h2><h3 id=\"Formulation_and_design\">Formulation et conception<\/h3><p>\u00c9lectrode positive (syst\u00e8me huile) : oxyde de cobalt lithium : agent conducteur (SP) : liant (PVDF-HSV900) = 96:2:2 (rapport de masse) ; \u00e9lectrode n\u00e9gative (syst\u00e8me eau) : graphite (Ningbo Shanshan FSN-4) : \u00c9paississant (CMC) : Liant (SBR)=95,5:1,5:3,0 (rapport de masse) ; Diaphragme : diaphragme Celgard de 16 \u03bcm ; \u00c9lectrolyte : Guangzhou Tianci. Selon la formule et la conception ci-dessus, il a \u00e9t\u00e9 enroul\u00e9 et assembl\u00e9 en 494147 pouch square battery.<\/p><h3 id=\"Different_content_of_VC_additives\">Diff\u00e9rentes teneurs en additifs VC<\/h3><p>Essai de production de batteries \u00e0 \u00e9lectrolyte am\u00e9lior\u00e9 avec diff\u00e9rentes teneurs en additifs VC.<\/p><p>L'\u00e9lectrolyte de type Tianci TC-E233H a \u00e9t\u00e9 utilis\u00e9, et 0%, 1,5%, 3% et 4,5% d'additifs VC ont \u00e9t\u00e9 ajout\u00e9s pour le transformer en quatre types d'\u00e9lectrolytes. Les batteries B, C et D des quatre sch\u00e9mas sont utilis\u00e9es pour les essais suivants (le sch\u00e9ma A est le groupe de comparaison). Note : \u00c9tapes du processus apr\u00e8s l'injection de liquide : \u2460Stand \u00e0 temp\u00e9rature ambiante pour 8h\u2192\u2461Forming\u2192\u2462Stand \u00e0 40\u2103 pour 24h\u2192\u2463Degassing and sealing\u2192\u2464Flat pressure\u2192\u2465Distribute volume.<\/p><h3 id=\"Trial_production_of_battery_optimized_by_process_technology\">Essai de production d'une batterie optimis\u00e9e par la technologie des proc\u00e9d\u00e9s<\/h3><p>Le d\u00e9roulement du processus de la pile au lithium en poche apr\u00e8s injection de liquide est le suivant : \u2460Standing at room temperature for 8 hours\u2192\u2461Forming\u2192\u2462Standing at 40\u2103 for 24h\u2192\u2463Degassing and sealing\u2192\u2464Flat pressing\u2192\u2465Volume separation ; optimize the process of step \u24604 Le reste des \u00e9tapes du groupe restent inchang\u00e9es.<\/p><p>Groupe 1 : maintien \u00e0 temp\u00e9rature ambiante pendant 8 heures (groupe t\u00e9moin) ; groupe 2 : maintien \u00e0 60\u00b0C pendant 8 heures ; groupe 3 : maintien \u00e0 85\u00b0C pendant 8 heures ; groupe 4 : maintien \u00e0 100\u00b0C pendant 8 heures ; utilis\u00e9 pour les tests suivants (solution \u00e9lectrolytique) L'option A est utilis\u00e9e pour ajouter 0% VC).<\/p><h3 id=\"Trial_production_of_the_battery_with_the_best_solution\">Essai de production de la batterie avec la meilleure solution<\/h3><p>En se basant sur le pourcentage optimal d'\u00e9lectrolyte VC obtenu dans la section 1.2 ci-dessus et sur la temp\u00e9rature de repos optimale de la section 1.3 comme conditions, la batterie de la solution optimale a \u00e9t\u00e9 refaite pour l'\u00e9valuation des tests ult\u00e9rieurs.<\/p><h2 id=\"Experiments_and_conclusions\">Exp\u00e9riences et conclusions<\/h2><h3 id=\"Experiment_of_the_improved_electrolyte_battery\">Exp\u00e9rience de la batterie \u00e0 \u00e9lectrolyte am\u00e9lior\u00e9<\/h3><p>\u00c9tapes exp\u00e9rimentales : Prenez les quatre sch\u00e9mas A \u00e0 D de la section 1.2, \u2460 testez la capacit\u00e9 et l'\u00e9paisseur initiales ; \u2461 chargez compl\u00e8tement ; \u2462 placez-les dans un incubateur \u00e0 85 \u2103 pendant 48 heures ; \u2463 sortez-les et refroidissez-les \u00e0 la temp\u00e9rature ambiante, et mesurez \u00e0 nouveau la capacit\u00e9 et l'\u00e9paisseur ;<\/p><p>R\u00e9p\u00e9tez de \u2461 \u00e0 \u2463 jusqu'\u00e0 ce que toutes les batteries en vrac soient coup\u00e9es ; comparez le cycle des premi\u00e8res batteries en vrac, le taux de perte de capacit\u00e9 et le taux d'encombrement des batteries des quatre sch\u00e9mas. Le tableau 1 montre que les sch\u00e9mas C et D ont des batteries en vrac tr\u00e8s r\u00e9sistantes aux temp\u00e9ratures \u00e9lev\u00e9es, et que les batteries en vrac n'apparaissent que lorsqu'elles sont expos\u00e9es \u00e0 85 \u2103 pendant 48 h au cours de la troisi\u00e8me semaine ;<\/p><p>La figure 1 montre que les taux d'encombrement des piles des sch\u00e9mas C et D apr\u00e8s l'impact hebdomadaire \u00e0 haute temp\u00e9rature sont beaucoup plus faibles que ceux des sch\u00e9mas A et B ;<br \/>La figure 2 montre que la perte de capacit\u00e9 de la batterie avec ajout de VC dans l'\u00e9lectrolyte est plus importante que celle sans VC, et que la perte de capacit\u00e9 augmente avec l'augmentation de l'ajout de VC.<\/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-30f6afc uael-header-sticky-no uael-border-yes elementor-widget elementor-widget-uael-table\" data-id=\"30f6afc\" 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-30f6afc\" 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<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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-3a70c79\">\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\">Programme<\/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-8448fed\">\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\">Un premier cycle en vrac<\/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-481468e\">\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\">(0%VC-groupe de comparaison)<\/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-a4a71c4\">\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\">Semaine 1<\/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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-3a0c15a\">\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\">B(1.5%VC)<\/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-01cee47\">\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\">Semaine 2<\/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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-25ba9c8\">\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\">C(3%VC)<\/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-0a6cf7d\">\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\">Semaine 3<\/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=\"5\" 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-4c85f9a\">\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\">D(4.5%VC)<\/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-d77190f\">\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\">Semaine 3<\/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-e40e2ed elementor-widget elementor-widget-text-editor\" data-id=\"e40e2ed\" 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 style=\"text-align: center\">Tableau 1 Cycles correspondant aux premi\u00e8res batteries en vrac de batteries \u00e0 \u00e9lectrolyte avec diff\u00e9rentes teneurs en VC<\/p><p><img decoding=\"async\" class=\"aligncenter size-full wp-image-44075\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-expansion-rate-at-each-stage.jpg\" alt=\"Histogramme du taux d&#039;expansion \u00e0 chaque \u00e9tape\" width=\"1000\" height=\"632\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-expansion-rate-at-each-stage.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-expansion-rate-at-each-stage-300x190.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-expansion-rate-at-each-stage-768x485.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-expansion-rate-at-each-stage-600x379.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p style=\"text-align: center\">Figure 1. Histogramme du taux d'encombrement des piles apr\u00e8s un choc thermique \u00e0 chaque \u00e9tape<\/p><p><img decoding=\"async\" class=\"aligncenter size-full wp-image-44077\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Line-chart-of-cell-capacity-loss-rate-after-thermal-shock-at-each-stage.jpg\" alt=\"Graphique lin\u00e9aire du taux de perte de capacit\u00e9 cellulaire apr\u00e8s un choc thermique \u00e0 chaque \u00e9tape\" width=\"1000\" height=\"490\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Line-chart-of-cell-capacity-loss-rate-after-thermal-shock-at-each-stage.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Line-chart-of-cell-capacity-loss-rate-after-thermal-shock-at-each-stage-300x147.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Line-chart-of-cell-capacity-loss-rate-after-thermal-shock-at-each-stage-768x376.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Line-chart-of-cell-capacity-loss-rate-after-thermal-shock-at-each-stage-600x294.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p style=\"text-align: center\">Figure 2. Graphique lin\u00e9aire du taux de perte de capacit\u00e9 cellulaire apr\u00e8s un choc thermique \u00e0 chaque \u00e9tape<\/p><p>Le VC am\u00e9liore la capacit\u00e9 de r\u00e9sistance des piles \u00e0 haute temp\u00e9rature, mais la perte de capacit\u00e9 apr\u00e8s un impact \u00e0 haute temp\u00e9rature augmente \u00e9galement, ce qui peut s'expliquer par les caract\u00e9ristiques du VC :<\/p><p>En tant que nouveau type d'additif organique formant un film et d'additif de protection contre la surcharge pour les batteries lithium-ion, le VC pr\u00e9sente de bonnes performances \u00e0 haute et basse temp\u00e9rature et une fonction anti-bulles, ce qui permet d'am\u00e9liorer la capacit\u00e9 et la dur\u00e9e de vie de la batterie.<\/p><p>Lorsque les \u00e9l\u00e9ments de la batterie sont stock\u00e9s et impact\u00e9s \u00e0 une temp\u00e9rature \u00e9lev\u00e9e de 85 \u00b0C, le film protecteur SEI de l'\u00e9lectrode n\u00e9gative appara\u00eet in\u00e9vitablement \"endommag\u00e9 et le VC se r\u00e9pare pour former un film\". S'il n'y a pas de VC dans l'\u00e9lectrolyte, le film continuera \u00e0 \u00eatre endommag\u00e9, et le carbone de l'\u00e9lectrode n\u00e9gative et l'\u00e9lectrolyte seront affect\u00e9s n\u00e9gativement. Le gaz produit par la r\u00e9action fait que la cellule <a href=\"https:\/\/www.takomabattery.com\/fr\/is-a-swollen-battery-dangerous-the-complete-guide-to-dealing-with-a-swollen-battery\/\" target=\"_blank\" rel=\"noopener\"><span style=\"text-decoration: underline\"><span style=\"color: #333399;text-decoration: underline\">batterie gonfl\u00e9e<\/span><\/span><\/a>.<\/p><p>S'il y a un VC, le VC continuera \u00e0 r\u00e9parer le film SEI endommag\u00e9, de sorte que le carbone n\u00e9gatif et l'\u00e9lectrolyte ne produiront pas de r\u00e9actions secondaires gazeuses, mais le processus de r\u00e9paration consommera in\u00e9vitablement le lithium efficace dans l'\u00e9lectrolyte, ce qui entra\u00eenera une perte de capacit\u00e9 irr\u00e9versible. La perte a augment\u00e9.<\/p><p>En combinant les r\u00e9sultats du tableau 1, de la figure 1 et de la figure 2, le sch\u00e9ma C (ajout de 3% VC \u00e0 l'\u00e9lectrolyte mod\u00e8le Tinci TC-E233H) est le meilleur sch\u00e9ma pour l'exp\u00e9rience de la section 2.1.<\/p><h3 id=\"Experiment_of_process_optimization_battery\">Exp\u00e9rience de la batterie d'optimisation des processus<\/h3><p>\u00c9tapes exp\u00e9rimentales : 1. Test de la capacit\u00e9 initiale et de l'\u00e9paisseur des 4 batteries de la section 1.3 ;<\/p><p>R\u00e9p\u00e9ter de \u2461 \u00e0 \u2463 jusqu'\u00e0 ce que toutes les piles en vrac soient coup\u00e9es ; comparer le cycle et la capacit\u00e9 des premi\u00e8res piles en vrac dans les quatre sch\u00e9mas. En combinant les r\u00e9sultats du tableau 2, de la figure 3 et de la figure 4, le troisi\u00e8me groupe (apr\u00e8s l'injection de liquide, laisser reposer \u00e0 85\u00b0C pendant 8h dans un four, puis le placer dans l'armoire) est la meilleure solution pour l'exp\u00e9rience de la section 2.2.<\/p><p>Le tableau 2 montre que le fait de rester \u00e0 haute temp\u00e9rature pendant 8 heures apr\u00e8s l'injection est b\u00e9n\u00e9fique pour la r\u00e9sistance des piles \u00e0 haute temp\u00e9rature au cours de la phase ult\u00e9rieure. Bien que des piles en vrac se soient produites au cours de la deuxi\u00e8me semaine dans les groupes 2, 3 et 4, les groupes 3 et 4 ont \u00e9t\u00e9 plus b\u00e9n\u00e9fiques en comparaison ;<\/p><p>La figure 4 montre que la capacit\u00e9 moyenne de la batterie est r\u00e9duite apr\u00e8s l'injection de liquide \u00e0 haute temp\u00e9rature, et que la capacit\u00e9 du quatri\u00e8me groupe est tr\u00e8s faible.<\/p><p>Comme le film protecteur SEI n'est pas form\u00e9 sur l'\u00e9lectrode n\u00e9gative de la batterie avant la formation apr\u00e8s l'injection de liquide, dans cette condition, certains composants de l'\u00e9lectrolyte subiront une r\u00e9action lat\u00e9rale lente avec l'\u00e9lectrode n\u00e9gative pour produire du gaz, qui passera d'une temp\u00e9rature normale \u00e0 une temp\u00e9rature \u00e9lev\u00e9e.<\/p><p>Il peut acc\u00e9l\u00e9rer le processus de catalyse de la r\u00e9action secondaire de cette partie des substances productrices de gaz, de sorte que la r\u00e9action peut \u00eatre \u00e9puis\u00e9e au maximum, afin d'\u00e9viter la production de gaz pendant le choc thermique cyclique \u00e0 85 \u00b0C pendant 48 h dans la phase ult\u00e9rieure, provoquant ainsi un encombrement des piles.<\/p><p>En raison de la catalyse acc\u00e9l\u00e9r\u00e9e \u00e0 haute temp\u00e9rature, les r\u00e9actions secondaires augmentent avec la temp\u00e9rature, et la capacit\u00e9 irr\u00e9versible augmente en cons\u00e9quence. Par cons\u00e9quent, la capacit\u00e9 moyenne diminue continuellement apr\u00e8s la s\u00e9paration du volume au cours de la phase ult\u00e9rieure. Lorsque la temp\u00e9rature est de 100 \u00b0C, la capacit\u00e9<\/p><p>D'autres composants de l'\u00e9lectrolyte peuvent \u00e9galement \u00eatre d\u00e9compos\u00e9s sous l'effet de la chaleur, ce qui entra\u00eene une baisse importante de la capacit\u00e9. Si la temp\u00e9rature continue d'augmenter, l'\u00e9lectrolyte se d\u00e9composera facilement et les performances \u00e9lectriques de la batterie se d\u00e9t\u00e9rioreront fortement \u00e0 un stade ult\u00e9rieur.<\/p><\/div><div>\u00a0<\/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-f9dcd23 uael-header-sticky-no uael-border-yes elementor-widget elementor-widget-uael-table\" data-id=\"f9dcd23\" 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-f9dcd23\" 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<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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-3a70c79\">\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\">Programme<\/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-8448fed\">\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\">Premier cycle de batteries en vrac\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\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-481468e\">\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\">1(8h \u00e0 temp\u00e9rature normale - groupe de contr\u00f4le)<\/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-a4a71c4\">\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\">Semaine 1 (toutes les batteries en vrac)<\/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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-3a0c15a\">\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\">2(60\u21038h)<\/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-01cee47\">\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\">Semaine 2 (toutes les batteries en vrac)<\/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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-9964f37\">\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\">3(85\u21038h)<\/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-0b557ef\">\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\">Semaine 2 (piles partielles en vrac)<\/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=\"5\" 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-90e7cc3\">\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\">4(100\u21038h)<\/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-2d7e267\">\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\">Semaine 2 (piles partielles en vrac)<\/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-93cc850 elementor-widget elementor-widget-text-editor\" data-id=\"93cc850\" 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>Tableau 2 Tableau p\u00e9riodique correspondant aux premi\u00e8res piles en vrac \u00e0 diff\u00e9rentes temp\u00e9ratures de repos apr\u00e8s l'injection de liquide.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-44079\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-cell-batteries-bulk-rate-after-thermal-shock-at-each-stage-of-the-4-battery-packs.jpg\" alt=\"Histogramme du taux d&#039;encombrement des batteries de cellules apr\u00e8s un choc thermique \u00e0 chaque \u00e9tape des 4 packs de batteries\" width=\"1000\" height=\"610\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-cell-batteries-bulk-rate-after-thermal-shock-at-each-stage-of-the-4-battery-packs.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-cell-batteries-bulk-rate-after-thermal-shock-at-each-stage-of-the-4-battery-packs-300x183.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-cell-batteries-bulk-rate-after-thermal-shock-at-each-stage-of-the-4-battery-packs-768x468.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-cell-batteries-bulk-rate-after-thermal-shock-at-each-stage-of-the-4-battery-packs-600x366.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p style=\"text-align: center\">Figure 3. Histogramme du taux d'encombrement des batteries de cellules apr\u00e8s un choc thermique \u00e0 chaque \u00e9tape des 4 packs de batteries<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-44080\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-the-average-capacity-of-four-groups-of-batteries.jpg\" alt=\"Histogramme de la capacit\u00e9 moyenne de quatre groupes de batteries\" width=\"1000\" height=\"659\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-the-average-capacity-of-four-groups-of-batteries.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-the-average-capacity-of-four-groups-of-batteries-300x198.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-the-average-capacity-of-four-groups-of-batteries-768x506.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Histogram-of-the-average-capacity-of-four-groups-of-batteries-600x395.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p style=\"text-align: center\">Figure 4 Histogramme de la capacit\u00e9 moyenne de quatre groupes de batteries<\/p><h3 id=\"Experiment_of_the_best_solution_battery\">Exp\u00e9rience de la batterie de la meilleure solution<\/h3><p>Ajouter l'additif 3% VC \u00e0 l'\u00e9lectrolyte de type Tianci TC-E233H. Apr\u00e8s bobinage de la batterie et injection de liquide, \u2460 s\u00e9jour \u00e0 85\u00b0C pendant 8h \u2192 \u2461 former \u2192 \u2462 s\u00e9jour \u00e0 40\u00b0C pendant 24h \u2192 \u2463 d\u00e9gazage et scellement \u2192 \u2464 pression \u00e0 plat \u2192 \u2465 minutes Laisser faire ;<\/p><p>En combinant les meilleures solutions des exp\u00e9riences des sections 2.1 et 2.2, une batterie a \u00e9t\u00e9 fabriqu\u00e9e et le cycle de la masse initiale des batteries, le taux de perte de capacit\u00e9 et le taux de masse des batteries ont \u00e9t\u00e9 \u00e9valu\u00e9s apr\u00e8s des chocs thermiques r\u00e9p\u00e9t\u00e9s \u00e0 85 \u00b0C pendant 48 heures ;<\/p><p>Prendre ensuite la nouvelle batterie apr\u00e8s la r\u00e9partition de la capacit\u00e9 et la soumettre \u00e0 des chocs r\u00e9p\u00e9t\u00e9s \u00e0 85 \u00b0C pendant 48 heures. Le cycle de choc doit avoir lieu la semaine pr\u00e9c\u00e9dant le premier cycle de masse des piles (par exemple, si le premier cycle de masse des piles a lieu pour la cinqui\u00e8me fois, il faut prendre la quatri\u00e8me semaine). 0,5 \u00b0C \u00e9value la performance de cyclage pr\u00e8s du bord de la pile apr\u00e8s un choc thermique.<\/p><p>Le tableau 3 montre que la nouvelle batterie fabriqu\u00e9e en combinant le meilleur sch\u00e9ma des exp\u00e9riences de la section 2.1 et de la section 2.2, sa r\u00e9sistance \u00e0 haute temp\u00e9rature est plus forte, et elle peut garantir qu'elle ne s'aplatit pas apr\u00e8s un impact r\u00e9p\u00e9t\u00e9 \u00e0 85 \u00b0C pendant 48 h \u00e0 3 reprises, et le taux de charge des batteries est \u00e9galement compris entre 1% et 5%.<\/p><\/div><div>\u00a0<\/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-05567cf uael-header-sticky-no uael-border-yes elementor-widget elementor-widget-uael-table\" data-id=\"05567cf\" 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-05567cf\" 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<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-3a70c79\" rowspan=\"2\">\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\">Projet<\/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-8448fed\" colspan=\"4\">\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\">Impacts r\u00e9p\u00e9t\u00e9s \u00e0 85\u00b0C pendant 48h<\/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<th class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-481468e\">\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\">Semaine 1<\/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-6f039a1\">\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\">Semaine 2<\/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-31e663f\">\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\">Semaine 3<\/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-a4a71c4\">\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\">Semaine 4\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\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-3a0c15a\">\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\">En vrac<\/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-01cee47\">\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\">Pas de piles en vrac\t<\/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-ca0e80f\">\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\">Pas de piles en vrac<\/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-bb2b23c\">\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\">Pas de piles en vrac<\/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-659b102\">\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\">quelques piles en vrac<\/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<td class=\"uael-table-col uael-table-body-cell-text elementor-repeater-item-0184272\">\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\">Taux de tol\u00e9rance\/%\t<\/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-573a9aa\">\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\">16.02<\/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-6fd3ea0\">\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\">23.36<\/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-4b5e844\">\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\">26.89<\/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-5ca1b28\">\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\">47.56<\/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=\"5\" 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-11c78dd\">\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\">Taux d'encombrement\/%<\/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-5e190f3\">\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\">1.70<\/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-ea6f159\">\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\">2.32<\/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-925a2b0\">\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\">4.05<\/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-241e085\">\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\">76.65<\/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-967d8f7 elementor-widget elementor-widget-text-editor\" data-id=\"967d8f7\" 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>Tableau 3 Donn\u00e9es sur chaque \u00e9l\u00e9ment de l'impact r\u00e9p\u00e9t\u00e9 \u00e0 85\u2103 pendant 48h.<\/p><p>La figure 5 montre que la nouvelle batterie a \u00e9t\u00e9 charg\u00e9e trois fois \u00e0 85 \u00b0C pendant 48 heures apr\u00e8s que la capacit\u00e9 a \u00e9t\u00e9 mesur\u00e9e, et que la simulation a provoqu\u00e9 un choc thermique pr\u00e8s du bord de la masse de la batterie. Le taux de r\u00e9tention de la capacit\u00e9 de la batterie sur 300 cycles \u00e9tait toujours &gt;85%, et la performance du cycle \u00e9tait bonne.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-44081\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Cycling-curve-after-3-thermal-shocks.jpg\" alt=\"Courbe de cyclage apr\u00e8s 3 chocs thermiques\" width=\"1000\" height=\"570\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Cycling-curve-after-3-thermal-shocks.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Cycling-curve-after-3-thermal-shocks-300x171.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Cycling-curve-after-3-thermal-shocks-768x438.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/Cycling-curve-after-3-thermal-shocks-600x342.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p style=\"text-align: center\">Figure 5 Courbe de cyclage apr\u00e8s 3 chocs thermiques<\/p><h2 id=\"Conclusion\">Conclusion<\/h2><p>(1) L'additif VC de l'\u00e9lectrolyte a un effet inhibiteur significatif sur le volume de la batterie \u00e0 haute temp\u00e9rature, et l'ajout de 3% dans le mod\u00e8le Tianci TC-E233H est la meilleure valeur ;<\/p><p>(2) Optimiser la technologie du processus, et optimiser l'attente \u00e0 temp\u00e9rature ambiante pendant 8 heures apr\u00e8s l'injection \u00e0 85 \u00b0C pendant 8 heures, de mani\u00e8re \u00e0 maximiser la r\u00e9action des composants mat\u00e9riels dans l'\u00e9lectrolyte qui r\u00e9agissent avec l'\u00e9lectrode n\u00e9gative pour produire du gaz.<\/p><p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-44082\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/The-electrolyte-VC-additive-has-a-significant-inhibitory-effect-on-the-high-temperature.jpg\" alt=\"L&#039;additif VC de l&#039;\u00e9lectrolyte a un effet inhibiteur significatif sur les \u00e9missions de gaz \u00e0 effet de serre \u00e0 haute temp\u00e9rature.\" width=\"1000\" height=\"667\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/The-electrolyte-VC-additive-has-a-significant-inhibitory-effect-on-the-high-temperature.jpg 1000w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/The-electrolyte-VC-additive-has-a-significant-inhibitory-effect-on-the-high-temperature-300x200.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/The-electrolyte-VC-additive-has-a-significant-inhibitory-effect-on-the-high-temperature-768x512.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/06\/The-electrolyte-VC-additive-has-a-significant-inhibitory-effect-on-the-high-temperature-600x400.jpg 600w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p><p>Il \u00e9vite la r\u00e9-r\u00e9action et la production de gaz lors du choc thermique ult\u00e9rieur, provoquant ainsi l'encombrement des batteries, et a \u00e9galement un effet inhibiteur significatif sur l'encombrement des batteries \u00e0 haute temp\u00e9rature.<\/p><p>(3) En combinant la m\u00e9thode consistant \u00e0 \"ajouter 3% VC \u00e0 l'\u00e9lectrolyte de type TC-E233H et \u00e0 injecter le liquide, celui-ci est port\u00e9 \u00e0 85 \u00b0C pendant 8 heures avant d'\u00eatre form\u00e9\", la pile au lithium carr\u00e9e en sachet obtenue est r\u00e9sistante aux temp\u00e9ratures \u00e9lev\u00e9es et \u00e0 la chaleur. Capacit\u00e9 d'impact plus forte.<\/p><p>Elle peut atteindre 85 \u00b0C pendant 48 h \u00e0 3 reprises sans que les batteries ne soient encombr\u00e9es, et la batterie conserve une excellente performance de &gt;85% pour 300 cycles \u00e0 0,5 \u00b0C apr\u00e8s avoir \u00e9t\u00e9 soumise \u00e0 3 chocs thermiques.<\/p><p>Ainsi, si vous souhaitez en savoir plus sur les piles r\u00e9sistantes aux temp\u00e9ratures \u00e9lev\u00e9es, vous pouvez vous renseigner sur les piles \u00e0 coque en aluminium. Les piles \u00e0 enveloppe en aluminium pr\u00e9sentent les caract\u00e9ristiques d'une bonne dissipation de la chaleur et d'une r\u00e9sistance \u00e9lev\u00e9e \u00e0 la pression.<\/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-7b3bdb7 elementor-widget elementor-widget-heading\" data-id=\"7b3bdb7\" 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-large\">Postes connexes<\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-725542b elementor-grid-3 elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-widget elementor-widget-posts\" data-id=\"725542b\" 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-104439 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-industry category-battery-storage category-lithium-ion-battery-knowledge tag-battery tag-lithium-battery tag-lithium-ion-battery\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/lifepo4-pouch-cells\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/05\/Lifepo4-pouch-cells-300x225.webp\" class=\"attachment-medium size-medium wp-image-104479\" alt=\"Cellules de poche Lifepo4\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/05\/Lifepo4-pouch-cells-300x225.webp 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/05\/Lifepo4-pouch-cells-768x576.webp 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/05\/Lifepo4-pouch-cells-600x450.webp 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2023\/05\/Lifepo4-pouch-cells.webp 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/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:\/\/www.takomabattery.com\/fr\/lifepo4-pouch-cells\/\" >\n\t\t\t\tLes cellules en sachet Lifepo4 - la solution efficace pour le stockage de l'\u00e9nergie\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 mai 2023\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-35991 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-industry category-best-list category-lithium-battery-market tag-battery tag-battery-cell tag-catl tag-lithium-battery tag-lithium-ion-battery tag-tesla\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/top-10-pouch-battery-manufacturers-in-the-world\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/03\/Top-10-pouch-battery-manufacturers-in-the-world-300x225.jpg\" class=\"attachment-medium size-medium wp-image-36080\" alt=\"\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/03\/Top-10-pouch-battery-manufacturers-in-the-world-300x225.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/03\/Top-10-pouch-battery-manufacturers-in-the-world-768x576.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/03\/Top-10-pouch-battery-manufacturers-in-the-world-600x450.jpg 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2022\/03\/Top-10-pouch-battery-manufacturers-in-the-world.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/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:\/\/www.takomabattery.com\/fr\/top-10-pouch-battery-manufacturers-in-the-world\/\" >\n\t\t\t\tLes 10 premiers fabricants mondiaux de piles \u00e0 poche\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\t20 mars 2022\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-26690 post type-post status-publish format-standard has-post-thumbnail hentry category-battery-materials category-lithium-ion-battery-knowledge category-ternary-lithium-battery tag-battery tag-battery-cell tag-lithium-battery tag-lithium-ion-battery\" role=\"listitem\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/www.takomabattery.com\/fr\/how-is-a-pouch-battery-made\/\" tabindex=\"-1\" >\n\t\t\t<div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"200\" src=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-is-a-pouch-battery-made-300x200.jpg\" class=\"attachment-medium size-medium wp-image-26710\" alt=\"Comment fabrique-t-on une batterie de poche ?\" srcset=\"https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-is-a-pouch-battery-made-300x200.jpg 300w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-is-a-pouch-battery-made-768x511.jpg 768w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-is-a-pouch-battery-made-600x400.jpg 600w, https:\/\/www.takomabattery.com\/wp-content\/uploads\/2021\/11\/How-is-a-pouch-battery-made.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/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:\/\/www.takomabattery.com\/fr\/how-is-a-pouch-battery-made\/\" >\n\t\t\t\tComment fabrique-t-on une batterie de poche ?\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\t2 novembre 2021\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<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Comment am\u00e9liorer le volume des piles au lithium en poche \u00e0 haute temp\u00e9rature Avec le d\u00e9veloppement continu des piles au lithium \u00e0 \u00e9nergie nouvelle, les piles au lithium en poche avec un film plastique en aluminium comme enveloppe sont largement utilis\u00e9es dans l'industrie \u00e9nerg\u00e9tique, l'\u00e9lectronique grand public et d'autres produits. https:\/\/www.youtube.com\/watch?v=skgWW-6a6aM Exp\u00e9rience Formulation et conception Diff\u00e9rentes teneurs en additifs VC Production d'essai de la pile optimis\u00e9e par le processus<\/p>","protected":false},"author":1,"featured_media":44076,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[210,211,168],"tags":[7,117,130,153],"class_list":["post-44055","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-battery-industry","category-lithium-battery-technology","category-lithium-ion-battery-industry","tag-battery","tag-battery-cell","tag-lithium-battery","tag-lithium-ion-battery"],"modified_by":"tycorun666","_links":{"self":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts\/44055","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/comments?post=44055"}],"version-history":[{"count":0,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/posts\/44055\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/media\/44076"}],"wp:attachment":[{"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/media?parent=44055"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/categories?post=44055"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.takomabattery.com\/fr\/wp-json\/wp\/v2\/tags?post=44055"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}