{"id":2371,"date":"2025-03-16T05:45:38","date_gmt":"2025-03-16T05:45:38","guid":{"rendered":"https:\/\/www.liyuebattery.com\/?p=2371"},"modified":"2025-04-17T05:45:05","modified_gmt":"2025-04-17T05:45:05","slug":"what-makes-battery-temperature-rise-and-how-does-it-impact-safety","status":"publish","type":"post","link":"https:\/\/www.liyuebattery.com\/fr\/blog\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\/","title":{"rendered":"Qu\u2019est-ce qui provoque l\u2019\u00e9l\u00e9vation de la temp\u00e9rature de la batterie et quel est son impact sur la s\u00e9curit\u00e9\u00a0?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Composant essentiel du syst\u00e8me de stockage d&#039;\u00e9nergie, la s\u00e9curit\u00e9 de fonctionnement de la batterie au lithium est primordiale. Or, l&#039;\u00e9l\u00e9vation de temp\u00e9rature lors de la d\u00e9charge compromet s\u00e9rieusement son bon fonctionnement et sa dur\u00e9e de vie, pouvant m\u00eame entra\u00eener des accidents. Il est donc indispensable d&#039;\u00e9tudier l&#039;influence de la temp\u00e9rature de fonctionnement des batteries au lithium sur leur s\u00e9curit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1. Lors d&#039;un cycle de charge-d\u00e9charge d&#039;une batterie au lithium, lorsque le courant de charge reste constant, la temp\u00e9rature maximale de la batterie augmente avec le courant de d\u00e9charge. Les mesures de dissipation thermique doivent permettre de limiter la temp\u00e9rature \u00e0 sa temp\u00e9rature de fonctionnement optimale maximale.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Sous d\u00e9charge \u00e0 courant constant de diff\u00e9rentes intensit\u00e9s, la puissance de g\u00e9n\u00e9ration de chaleur de la batterie au lithium varie, et sa temp\u00e9rature maximale diff\u00e8re \u00e9galement. Du centre de la batterie vers ses extr\u00e9mit\u00e9s, la temp\u00e9rature diminue progressivement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. \u00c0 une temp\u00e9rature ambiante de 25 \u00b0C, avec un taux de charge de 0,5 C et une dissipation thermique naturelle, lors d&#039;un cycle de charge-d\u00e9charge complet d&#039;une batterie au lithium, le taux de d\u00e9charge ne doit pas d\u00e9passer 1,50 C dans la plage de temp\u00e9rature de fonctionnement optimale. Au-del\u00e0 de 2,74 C, la temp\u00e9rature maximale de la batterie lors d&#039;un cycle complet d\u00e9passe la limite de s\u00e9curit\u00e9. Par cons\u00e9quent, pour prolonger la dur\u00e9e de vie des batteries au lithium, le taux de d\u00e9charge doit \u00eatre maintenu dans une plage raisonnable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Outre la variation du taux de d\u00e9charge de la batterie au lithium, la temp\u00e9rature ambiante ext\u00e9rieure est un facteur important qui influe sur son environnement thermique interne lors des cycles de charge-d\u00e9charge continus. Pour maintenir la temp\u00e9rature de la batterie au lithium dans sa plage de fonctionnement optimale, il est n\u00e9cessaire de r\u00e9duire continuellement la temp\u00e9rature ext\u00e9rieure par ventilation et dissipation thermique lorsque le taux de d\u00e9charge augmente uniform\u00e9ment. Ainsi, la batterie au lithium peut continuer \u00e0 fonctionner.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/greenbattpower.com\/wp-content\/uploads\/2022\/04\/%E4%BB%BF%E7%9C%9F%E5%88%86%E6%9E%90-1024x445.jpg\" alt=\"energy storage battery\" class=\"wp-image-910\"\/><\/figure>","protected":false},"excerpt":{"rendered":"<p>As the core component of the\u00a0energy storage system, the safe operation of the lithium battery is extremely important. However, the temperature rise during the discharge process will seriously affect battery safe operation and cycle life, and even lead to accidents. Therefore, it is necessary to study the influence of the working temperature of lithium batteries [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2314,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2371","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Makes Battery Temperature Rise and How Does It Impact Safety? - Custom Lithium Battery Manufacturer &amp; Supplier - Liyue<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.liyuebattery.com\/fr\/blog\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Makes Battery Temperature Rise and How Does It Impact Safety? - Custom Lithium Battery Manufacturer &amp; Supplier - Liyue\" \/>\n<meta property=\"og:description\" content=\"As the core component of the\u00a0energy storage system, the safe operation of the lithium battery is extremely important. However, the temperature rise during the discharge process will seriously affect battery safe operation and cycle life, and even lead to accidents. Therefore, it is necessary to study the influence of the working temperature of lithium batteries [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.liyuebattery.com\/fr\/blog\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\/\" \/>\n<meta property=\"og:site_name\" content=\"Custom Lithium Battery Manufacturer &amp; Supplier - Liyue\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profile.php?id=100091718467137\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-16T05:45:38+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-17T05:45:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.liyuebattery.com\/wp-content\/uploads\/2025\/02\/\u5fae\u4fe1\u56fe\u7247_20220312111027.png\" \/>\n\t<meta property=\"og:image:width\" content=\"515\" \/>\n\t<meta property=\"og:image:height\" content=\"596\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Liyue\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Liyue\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/\"},\"author\":{\"name\":\"Liyue\",\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/#\\\/schema\\\/person\\\/38eecafb0c976f2e450c90c87ed95ab2\"},\"headline\":\"What Makes Battery Temperature Rise and How Does It Impact Safety?\",\"datePublished\":\"2025-03-16T05:45:38+00:00\",\"dateModified\":\"2025-04-17T05:45:05+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/\"},\"wordCount\":311,\"publisher\":{\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.liyuebattery.com\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/\u5fae\u4fe1\u56fe\u7247_20220312111027.png\",\"articleSection\":[\"Blog\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/\",\"url\":\"https:\\\/\\\/www.liyuebattery.com\\\/blog\\\/what-makes-battery-temperature-rise-and-how-does-it-impact-safety\\\/\",\"name\":\"What Makes Battery Temperature Rise and How Does It Impact Safety? 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