{"id":700293,"date":"2024-08-15T10:48:50","date_gmt":"2024-08-15T09:48:50","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=700293"},"modified":"2024-08-15T10:48:50","modified_gmt":"2024-08-15T09:48:50","slug":"phong-ngua-hien-tuong-chay-nhiet-trong-pin","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/phong-ngua-hien-tuong-chay-nhiet-trong-pin\/","title":{"rendered":"Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin"},"content":{"rendered":"

Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin: T\u00ecm hi\u1ec3u c\u00e1c bi\u1ec7n ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n cho pin n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

\"Ph\u00f2ng<\/p>\n

Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin<\/h2>\n

Hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t (thermal runaway) l\u00e0 m\u1ed9t m\u1ed1i nguy hi\u1ec3m nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c lo\u1ea1i pin, \u0111\u1eb7c bi\u1ec7t l\u00e0 pin lithium-ion, v\u00ec n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 c\u1ed1 ch\u00e1y n\u1ed5. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y x\u1ea3y ra khi ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc b\u00ean trong pin kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, d\u1eabn \u0111\u1ebfn t\u0103ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 lan r\u1ed9ng g\u00e2y ra c\u00e1c ph\u1ea3n \u1ee9ng n\u1ed1i ti\u1ebfp.<\/p>\n

Nguy\u00ean nh\u00e2n g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t<\/h2>\n

<\/p>\n

  • Qu\u00e1 t\u1ea3i \u0111i\u1ec7n d\u00f2ng (Overcharge)<\/li>\n
  • S\u1ef1 c\u1ed1 ng\u1eafn m\u1ea1ch (Short circuit)<\/li>\n
  • Thi\u1ebft k\u1ebf kh\u00f4ng an to\u00e0n ho\u1eb7c l\u1ed7i s\u1ea3n xu\u1ea5t (Unsafe design or manufacturing defects)<\/li>\n
  • H\u01b0 h\u1ecfng v\u1eadt l\u00fd (Physical damage)<\/li>\n

    <\/u1><\/p>\n

    C\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba<\/h2>\n

    Thi\u1ebft k\u1ebf v\u00e0 v\u1eadt li\u1ec7u pin<\/h3>\n

    S\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u ch\u1ed1ng ch\u00e1y v\u00e0 thi\u1ebft k\u1ebf pin v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p an to\u00e0n l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m:<\/p>\n

    <\/p>\n

  • S\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t \u0111i\u1ec7n ph\u00e2n kh\u00f4ng d\u1ec5 ch\u00e1y (Non-flammable electrolytes)<\/li>\n
  • \u00c1p d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao (High-temperature resistant materials)<\/li>\n
  • Thi\u1ebft k\u1ebf l\u1edbp b\u1ea3o v\u1ec7 (Protection circuits) \u0111\u1ec3 ng\u0103n ch\u1eb7n d\u00f2ng \u0111i\u1ec7n qu\u00e1 t\u1ea3i<\/li>\n

    <\/u1><\/p>\n

    Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng th\u01b0\u1eddng xuy\u00ean<\/h3>\n

    Vi\u1ec7c ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3 l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng:<\/p>\n

    <\/p>\n

  • Ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111i\u1ec7n \u00e1p c\u1ee7a pin th\u01b0\u1eddng xuy\u00ean<\/li>\n
  • B\u1ea3o d\u01b0\u1ee1ng h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t<\/li>\n

    <\/u1><\/p>\n

    S\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (Battery Management Systems – BMS)<\/h3>\n

    H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd pin (BMS) gi\u1eef vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ki\u1ec3m so\u00e1t v\u00e0 b\u1ea3o v\u1ec7 pin:<\/p>\n

    <\/p>\n

  • Gi\u00e1m s\u00e1t nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ee7a t\u1eebng cell pin<\/li>\n
  • Ng\u1eaft k\u1ebft n\u1ed1i khi ph\u00e1t hi\u1ec7n c\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t<\/li>\n

    <\/u1><\/p>\n

    K\u1ebft lu\u1eadn<\/h2>\n

    Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t l\u00e0 m\u1ed9t ph\u1ea7n thi\u1ebft y\u1ebfu trong vi\u1ec7c \u0111\u1ea3m b\u1ea3o an to\u00e0n khi s\u1eed d\u1ee5ng pin lithium-ion. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p c\u00e1c gi\u1ea3i ph\u00e1p thi\u1ebft k\u1ebf, b\u1ea3o d\u01b0\u1ee1ng v\u00e0 s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd ti\u00ean ti\u1ebfn, ch\u00fang ta c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u nguy c\u01a1 v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin: T\u00ecm hi\u1ec3u c\u00e1c bi\u1ec7n ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n cho pin n\u0103ng l\u01b0\u1ee3ng.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[132],"tags":[],"yoast_head":"\nPh\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin<\/title>\n<meta name=\"description\" content=\"Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin: T\u00ecm hi\u1ec3u c\u00e1c bi\u1ec7n ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n cho pin n\u0103ng l\u01b0\u1ee3ng.\" \/>\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.thermal-engineering.org\/vi\/phong-ngua-hien-tuong-chay-nhiet-trong-pin\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin\" \/>\n<meta property=\"og:description\" content=\"Ph\u00f2ng ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng ch\u1ea1y nhi\u1ec7t trong pin: T\u00ecm hi\u1ec3u c\u00e1c bi\u1ec7n ph\u00e1p v\u00e0 c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn \u0111\u1ec3 ng\u0103n ch\u1eb7n, gi\u1ea3m thi\u1ec3u r\u1ee7i ro v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n cho pin n\u0103ng l\u01b0\u1ee3ng.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/phong-ngua-hien-tuong-chay-nhiet-trong-pin\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal 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