{"id":2691,"date":"2026-05-08T16:57:55","date_gmt":"2026-05-08T08:57:55","guid":{"rendered":"https:\/\/www.bosaenergy.cn\/?p=2691"},"modified":"2026-05-08T16:57:58","modified_gmt":"2026-05-08T08:57:58","slug":"analisis-de-las-causas-de-la-hinchazon-y-explosion-de-la-carcasa-de-la-bateria","status":"publish","type":"post","link":"https:\/\/www.bosaenergy.cn\/es\/analysis-of-the-causes-of-battery-casing-bulging-and-explosion\/","title":{"rendered":"An\u00e1lisis de las causas de la hinchaz\u00f3n y explosi\u00f3n de la carcasa de la bater\u00eda."},"content":{"rendered":"<h3 class=\"wp-block-heading\" id=\"ember194\">\u00bfQu\u00e9 es una carcasa de bater\u00eda abultada?<\/h3>\n\n\n\n<p id=\"ember195\">Definici\u00f3n de fen\u00f3meno<\/p>\n\n\n\n<p id=\"ember196\">Durante su uso o almacenamiento, la acumulaci\u00f3n de gas en el interior de la bater\u00eda provoca un aumento de la presi\u00f3n, lo que conlleva la expansi\u00f3n y deformaci\u00f3n de la carcasa.<\/p>\n\n\n\n<p id=\"ember197\">Mecanismo interno<\/p>\n\n\n\n<p id=\"ember198\">Se trata de una manifestaci\u00f3n macrosc\u00f3pica de una reacci\u00f3n qu\u00edmica anormal que se produce en el interior de la bater\u00eda y es uno de los indicadores importantes de fallo de la misma.<\/p>\n\n\n\n<p id=\"ember199\">Riesgos potenciales<\/p>\n\n\n\n<p id=\"ember200\">Si no se aborda con prontitud, puede provocar accidentes graves relacionados con la seguridad, como fugas, incendios o incluso explosiones.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember201\">Causa del abultamiento de la concha 1: Generaci\u00f3n interna de gas<\/h3>\n\n\n\n<p id=\"ember202\">\u2460Descomposici\u00f3n de electrolitos<\/p>\n\n\n\n<p id=\"ember203\">En condiciones como la sobrecarga y las altas temperaturas, el electrolito sufre una reacci\u00f3n de descomposici\u00f3n que produce gases como el CO2 y el CH4, que son una de las principales fuentes de gas.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D5612AQFpqb2UNQ3wpQ\/article-inline_image-shrink_1000_1488\/B56Z4Gj5N1GsAI-\/0\/1778226533506?e=1779926400&amp;v=beta&amp;t=5peq8M6Y4cGiTmoebj8ISepYErZpy4Yvbg5a3zDJipU\" alt=\"\u6587\u7ae0\u5185\u5bb9\" style=\"width:331px;height:auto\"\/><\/figure>\n\n\n\n<p id=\"ember205\">\u2461 Reparaci\u00f3n y rotura de pel\u00edcula SEI<\/p>\n\n\n\n<p id=\"ember206\">La capa SEI en la superficie del electrodo negativo se rompe y se repara repetidamente durante el ciclo de carga y descarga. Este proceso consume continuamente electrolito y genera gas.<\/p>\n\n\n\n<p id=\"ember207\">\u2462Reacci\u00f3n de la humedad y las impurezas<\/p>\n\n\n\n<p id=\"ember208\">La humedad o las impurezas met\u00e1licas introducidas durante el proceso de producci\u00f3n pueden reaccionar qu\u00edmicamente con el electrolito, produciendo gases como el hidr\u00f3geno.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember209\">Causa de abultamiento de la concha 2: Uso inadecuado<\/h3>\n\n\n\n<p id=\"ember210\">\u2460 Sobrecarga y sobredescarga<\/p>\n\n\n\n<p id=\"ember211\">La carga prolongada que conlleva una sobrecarga, o el uso continuado de la bater\u00eda despu\u00e9s de que se haya agotado por completo, lo que conlleva una descarga excesiva, exacerbar\u00e1 las reacciones secundarias internas y acelerar\u00e1 la producci\u00f3n de gases.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D5612AQGsQufDj5GeFg\/article-inline_image-shrink_400_744\/B56Z4GnLx9HwAM-\/0\/1778227395966?e=1779926400&amp;v=beta&amp;t=qJUvCcW3qWJHPeYUhff8KW_LsKg-nvJMUan8W6tIXtc\" alt=\"\u6587\u7ae0\u5185\u5bb9\" style=\"width:307px;height:auto\"\/><\/figure>\n\n\n\n<p id=\"ember213\">\u2461Usar cargadores de baja calidad<\/p>\n\n\n\n<p id=\"ember214\">Los cargadores no originales o de calidad inferior no pueden controlar con precisi\u00f3n el voltaje y la corriente, lo que puede provocar f\u00e1cilmente una sobrecarga de la bater\u00eda y da\u00f1ar su vida \u00fatil.<\/p>\n\n\n\n<p id=\"ember215\">\u2462 Ambientes de alta temperatura<\/p>\n\n\n\n<p id=\"ember216\">Cargar o utilizar la bater\u00eda en entornos de alta temperatura acelerar\u00e1 la descomposici\u00f3n del electrolito y el da\u00f1o de la pel\u00edcula SEI, lo que aumentar\u00e1 significativamente la tasa de producci\u00f3n de gas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember217\">Causas del abultamiento de la bater\u00eda 3: Defectos de fabricaci\u00f3n y envejecimiento<\/h3>\n\n\n\n<p id=\"ember218\">\u2460 Defectos en el proceso de fabricaci\u00f3n<\/p>\n\n\n\n<p id=\"ember219\">Los defectos de proceso durante la fabricaci\u00f3n, como rebabas en los electrodos, arrugas en el separador y un sellado inadecuado, pueden provocar microcortocircuitos internos o la entrada de humedad, lo que supone riesgos inherentes para la hinchaz\u00f3n de la bater\u00eda.<\/p>\n\n\n\n<p id=\"ember220\">\u2461 Envejecimiento de la bater\u00eda y efectos de las altas temperaturas<\/p>\n\n\n\n<p id=\"ember221\">Con el aumento del tiempo de uso, los materiales activos dentro de la bater\u00eda se agotan, la resistencia interna aumenta, la capa SEI se engrosa y las reacciones secundarias internas se intensifican. Los entornos de alta temperatura (como la exposici\u00f3n a la luz solar directa) aceleran este proceso, lo que finalmente conduce a una mayor producci\u00f3n de gas y a la hinchaz\u00f3n de la bater\u00eda.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D5612AQGLsFuI6O4-Rw\/article-inline_image-shrink_1000_1488\/B56Z4GnnpfIkAI-\/0\/1778227510076?e=1779926400&amp;v=beta&amp;t=JkI3FwCdiDahR2DmUTqcY7GvXRs2ZSTYF3UG6PYb0UA\" alt=\"\u6587\u7ae0\u5185\u5bb9\" style=\"width:334px;height:auto\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember223\">La esencia de la explosi\u00f3n: Fuga t\u00e9rmica<\/h3>\n\n\n\n<p id=\"ember224\">\u246090-120\u00b0C: Descomposici\u00f3n de la pel\u00edcula SEI<\/p>\n\n\n\n<p id=\"ember225\">La descomposici\u00f3n de la pel\u00edcula SEI libera calor y gas iniciales, lo que desencadena la reacci\u00f3n.<\/p>\n\n\n\n<p id=\"ember226\">\u2461130-180 \u00b0C: Fusi\u00f3n del separador y cortocircuito<\/p>\n\n\n\n<p id=\"ember227\">La fusi\u00f3n del separador provoca el contacto directo entre los electrodos positivo y negativo, lo que inicia un cortocircuito interno y un r\u00e1pido aumento de la temperatura.<\/p>\n\n\n\n<p id=\"ember228\">\u2462150-250 \u00b0C: Descomposici\u00f3n del electrodo positivo y producci\u00f3n de ox\u00edgeno<\/p>\n\n\n\n<p id=\"ember229\">El material del electrodo positivo se descompone, liberando ox\u00edgeno, que reacciona violentamente con el electrolito, acelerando el aumento de la temperatura.<\/p>\n\n\n\n<p id=\"ember230\">\u2463Resultado final: Combusti\u00f3n y explosi\u00f3n<\/p>\n\n\n\n<p id=\"ember231\">El electrolito se quema, provocando que la bater\u00eda se incendie o incluso explote, con graves consecuencias.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember232\">Tres condiciones desencadenantes del descontrol t\u00e9rmico<\/h3>\n\n\n\n<p id=\"ember233\"><strong>\u2460 Abuso mec\u00e1nico<\/strong><\/p>\n\n\n\n<p id=\"ember234\">La bater\u00eda est\u00e1 sometida a impactos externos como colisiones, compresi\u00f3n o perforaciones, lo que provoca da\u00f1os estructurales internos y cortocircuitos.<\/p>\n\n\n\n<p id=\"ember235\"><strong>\u2461 Abuso el\u00e9ctrico<\/strong><\/p>\n\n\n\n<p id=\"ember236\">La bater\u00eda experimenta anomal\u00edas el\u00e9ctricas como sobrecarga, descarga excesiva o cortocircuitos externos, lo que provoca que las reacciones internas se descontrolen.<\/p>\n\n\n\n<p id=\"ember237\"><strong>\u2462 Abuso t\u00e9rmico<\/strong><\/p>\n\n\n\n<p id=\"ember238\">La bater\u00eda se expone a altas temperaturas o el sistema de refrigeraci\u00f3n falla, lo que provoca la acumulaci\u00f3n de calor y desencadena una fuga t\u00e9rmica.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember239\">Propagaci\u00f3n t\u00e9rmica descontrolada: efecto domin\u00f3<\/h3>\n\n\n\n<p id=\"ember240\">En un paquete de bater\u00edas, el sobrecalentamiento de una sola celda puede propagarse r\u00e1pidamente a otras celdas, creando un \u201cefecto domin\u00f3\u201d. Esta propagaci\u00f3n se produce principalmente a trav\u00e9s de tres mecanismos:<\/p>\n\n\n\n<p id=\"ember241\"><strong>\u2460Conducci\u00f3n del calor:<\/strong> La celda de alta temperatura transfiere directamente el calor a las celdas adyacentes a trav\u00e9s de componentes met\u00e1licos.<\/p>\n\n\n\n<p id=\"ember242\"><strong>\u2461Radiaci\u00f3n de calor:<\/strong> La c\u00e9lula de alta temperatura calienta el entorno circundante y otras c\u00e9lulas mediante radiaci\u00f3n infrarroja.<\/p>\n\n\n\n<p id=\"ember243\"><strong>\u2462Convecci\u00f3n de calor:<\/strong> El flujo de gases a alta temperatura dentro del paquete de bater\u00edas disipa el calor a otras \u00e1reas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember244\">Medida preventiva 1: Optimizaci\u00f3n de materiales y dise\u00f1o<\/h3>\n\n\n\n<p id=\"ember245\">\u2460Selecci\u00f3n de materiales de alta estabilidad<\/p>\n\n\n\n<p id=\"ember246\">Se prefieren los materiales con mayor estabilidad t\u00e9rmica, como las bater\u00edas LFP, cuya temperatura de fuga t\u00e9rmica es generalmente m\u00e1s alta que la de las bater\u00edas NMC, lo que reduce el riesgo de incendio en la fuente.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D5612AQFmiuruZ6KO7A\/article-inline_image-shrink_1000_1488\/B56Z4Gn8rbHMAI-\/0\/1778227599999?e=1779926400&amp;v=beta&amp;t=lTDe5GUjh8k6QLIYR4LCuua95rIKS-XvYHuCCPGYVB4\" alt=\"\u6587\u7ae0\u5185\u5bb9\" style=\"aspect-ratio:1.7799409003997915;width:466px;height:auto\"\/><\/figure>\n\n\n\n<p id=\"ember248\">\u2461 Optimizar el dise\u00f1o de la estructura de la bater\u00eda<\/p>\n\n\n\n<p id=\"ember249\">Adoptar estructuras y tecnolog\u00edas innovadoras para mejorar la resistencia a los impactos, optimizar la distribuci\u00f3n espacial y aumentar la estabilidad general del paquete de bater\u00edas.<\/p>\n\n\n\n<p id=\"ember250\">\u2462Se han a\u00f1adido m\u00faltiples dispositivos de seguridad.<\/p>\n\n\n\n<p id=\"ember251\">Una v\u00e1lvula antiexplosiva incorporada permite el alivio de presi\u00f3n direccional cuando la presi\u00f3n es demasiado alta; un dispositivo fusible est\u00e1 dise\u00f1ado para cortar autom\u00e1ticamente el circuito en caso de cortocircuito para evitar la propagaci\u00f3n del calor.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember252\">Medida preventiva 2: Monitorizaci\u00f3n inteligente y gesti\u00f3n t\u00e9rmica.<\/h3>\n\n\n\n<p id=\"ember253\">\u2460BMS<\/p>\n\n\n\n<p id=\"ember254\">Como el \u201ccerebro\u201d de la bater\u00eda, el BMS es responsable de monitorizar el voltaje, la corriente y la temperatura de cada celda en tiempo real, realizar un equilibrado activo, predecir los riesgos de fallos e iniciar medidas de protecci\u00f3n (como el corte de energ\u00eda) en caso de anomal\u00edas.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/media.licdn.com\/dms\/image\/v2\/D5612AQF9k1PxkPUyGw\/article-inline_image-shrink_1000_1488\/B56Z4GoTuHKoAI-\/0\/1778227693212?e=1779926400&amp;v=beta&amp;t=AzS2vrYeKXudc3OU6r0Yd4oBr-Yrv6kgRyDmLrd4qno\" alt=\"\u6587\u7ae0\u5185\u5bb9\" style=\"aspect-ratio:1.5137628241137688;width:489px;height:auto\"\/><\/figure>\n\n\n\n<p id=\"ember256\">\u2461Sistema de gesti\u00f3n t\u00e9rmica de alta eficiencia<\/p>\n\n\n\n<p id=\"ember257\">Utiliza refrigeraci\u00f3n l\u00edquida, refrigeraci\u00f3n por aire y otros m\u00e9todos para controlar la temperatura de funcionamiento de la bater\u00eda dentro del rango \u00f3ptimo (normalmente entre 25 y 40 \u2103), evitando el sobrecalentamiento localizado y suprimiendo la aparici\u00f3n y propagaci\u00f3n del descontrol t\u00e9rmico.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"ember258\">Medida preventiva 3: Utilizar de acuerdo con la normativa.<\/h3>\n\n\n\n<p id=\"ember259\">Utilice cargadores originales o certificados y evite la sobrecarga o la descarga excesiva.<\/p>\n\n\n\n<p id=\"ember260\">Evite las altas temperaturas, la humedad o la luz solar directa.<\/p>\n\n\n\n<p id=\"ember261\">No desmonte, apriete ni perfore la bater\u00eda.<\/p>\n\n\n\n<p id=\"ember262\">Suspenda su uso inmediatamente si observa alguna anomal\u00eda, como hinchaz\u00f3n o sobrecalentamiento.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>What is battery casing bulging? Definition of Phenomenon During use or storage, gas buildup inside a battery causes increased pressure, leading to expansion and deformation of the casing. Internal Mechanism This is a macroscopic manifestation of an abnormal chemical reaction occurring inside the battery and is one of the important indicators of battery failure. Potential [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2692,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2691","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Analysis of the causes of battery casing bulging and explosion - BOSA lithium battery<\/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.bosaenergy.cn\/es\/analisis-de-las-causas-de-la-hinchazon-y-explosion-de-la-carcasa-de-la-bateria\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Analysis of the causes of battery casing bulging and explosion - BOSA lithium battery\" \/>\n<meta property=\"og:description\" content=\"What is battery casing bulging? Definition of Phenomenon During use or storage, gas buildup inside a battery causes increased pressure, leading to expansion and deformation of the casing. Internal Mechanism This is a macroscopic manifestation of an abnormal chemical reaction occurring inside the battery and is one of the important indicators of battery failure. 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