{"id":700718,"date":"2024-08-15T18:16:21","date_gmt":"2024-08-15T17:16:21","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=700718"},"modified":"2024-08-15T18:16:21","modified_gmt":"2024-08-15T17:16:21","slug":"quan-ly-nhiet-cua-pin-mat-troi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/quan-ly-nhiet-cua-pin-mat-troi\/","title":{"rendered":"Qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi"},"content":{"rendered":"

Qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi: T\u00ecm hi\u1ec3u c\u00e1ch ki\u1ec3m so\u00e1t v\u00e0 t\u1ed1i \u01b0u h\u00f3a nhi\u1ec7t \u0111\u1ed9 c\u1ee7a pin m\u1eb7t tr\u1eddi \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

\"Qu\u1ea3n<\/p>\n

Qu\u1ea3n L\u00fd Nhi\u1ec7t c\u1ee7a Pin M\u1eb7t Tr\u1eddi<\/h2>\n

Pin m\u1eb7t tr\u1eddi, hay c\u00f2n g\u1ecdi l\u00e0 t\u1ea5m quang \u0111i\u1ec7n, l\u00e0 thi\u1ebft b\u1ecb chuy\u1ec3n \u0111\u1ed5i \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi th\u00e0nh \u0111i\u1ec7n n\u0103ng. M\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c l\u1edbn nh\u1ea5t \u0111\u1ed1i v\u1edbi hi\u1ec7u su\u1ea5t c\u1ee7a pin m\u1eb7t tr\u1eddi l\u00e0 nhi\u1ec7t \u0111\u1ed9. Qu\u1ea3n l\u00fd nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng kh\u00eda c\u1ea1nh ch\u00ednh v\u1ec1 qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi.<\/p>\n

\u1ea2nh H\u01b0\u1edfng c\u1ee7a Nhi\u1ec7t \u0110\u1ed9 \u0110\u1ed1i V\u1edbi Pin M\u1eb7t Tr\u1eddi<\/h2>\n

Nhi\u1ec7t \u0111\u1ed9 cao th\u01b0\u1eddng c\u00f3 t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a pin m\u1eb7t tr\u1eddi:<\/p>\n

<\/p>\n

  • Nhi\u1ec7t \u0111\u1ed9 cao l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i c\u1ee7a pin m\u1eb7t tr\u1eddi. Khi nhi\u1ec7t \u0111\u1ed9 t\u0103ng, \u0111i\u1ec7n \u00e1p h\u1edf m\u1ea1ch (open-circuit voltage) gi\u1ea3m, d\u1eabn \u0111\u1ebfn gi\u1ea3m c\u00f4ng su\u1ea5t \u0111\u1ea7u ra.<\/li>\n
  • Nhi\u1ec7t \u0111\u1ed9 cao c\u0169ng g\u00e2y ra s\u1ef1 l\u00e3o h\u00f3a nhanh ch\u00f3ng c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u trong pin, l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang.<\/li>\n
  • Vi\u1ec7c t\u1ea3n nhi\u1ec7t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c \u0111i\u1ec3m n\u00f3ng (hot spots), g\u00e2y h\u01b0 h\u1ecfng c\u1ee5c b\u1ed9 v\u00e0 gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a to\u00e0n b\u1ed9 t\u1ea5m pin m\u1eb7t tr\u1eddi.<\/li>\n

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

    C\u00e1c Gi\u1ea3i Ph\u00e1p Qu\u1ea3n L\u00fd Nhi\u1ec7t<\/h2>\n

    \u0110\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 qu\u1ea3n l\u00fd nhi\u1ec7t, c\u00f3 nhi\u1ec1u ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng:<\/p>\n

    <\/p>\n

  • S\u1eed d\u1ee5ng v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn:<\/b> M\u1ed9t s\u1ed1 v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn, ch\u1eb3ng h\u1ea1n nh\u01b0 k\u00ednh c\u01b0\u1eddng l\u1ef1c ho\u1eb7c film polymet, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t t\u1ed1t h\u01a1n v\u00e0 t\u1ea3n nhi\u1ec7t hi\u1ec7u qu\u1ea3, gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cho pin m\u1eb7t tr\u1eddi.<\/li>\n
  • Thi\u1ebft k\u1ebf m\u00f4-\u0111un hi\u1ec7u qu\u1ea3:<\/b> M\u00f4-\u0111un pin m\u1eb7t tr\u1eddi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u1ea3n nhi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 vi\u1ec7c s\u1eed d\u1ee5ng l\u1edbp c\u00e1ch nhi\u1ec7t ho\u1eb7c l\u1edbp ch\u1ed1ng nhi\u1ec7t \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 t\u00edch t\u1ee5 nhi\u1ec7t \u0111\u1ed9.<\/li>\n
  • H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t:<\/b> C\u00e1c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t ch\u1ee7 \u0111\u1ed9ng v\u00e0 b\u1ecb \u0111\u1ed9ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9, ch\u1eb3ng h\u1ea1n nh\u01b0 qu\u1ea1t, b\u01a1m n\u01b0\u1edbc, ho\u1eb7c c\u00e1c v\u1eadt li\u1ec7u pha thay \u0111\u1ed5i (phase change materials, PCM) \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t.<\/li>\n

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

    C\u00f4ng Ngh\u1ec7 L\u00e0m M\u00e1t Ch\u1ee7 \u0110\u1ed9ng v\u00e0 B\u1ecb \u0110\u1ed9ng<\/h2>\n

    H\u1ec7 Th\u1ed1ng L\u00e0m M\u00e1t Ch\u1ee7 \u0110\u1ed9ng<\/h3>\n

    H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t ch\u1ee7 \u0111\u1ed9ng th\u01b0\u1eddng s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9:<\/p>\n

    <\/p>\n

  • Qu\u1ea1t v\u00e0 b\u1ed9 t\u1ea3n nhi\u1ec7t:<\/b> Qu\u1ea1t v\u00e0 b\u1ed9 t\u1ea3n nhi\u1ec7t gi\u00fap \u0111\u1ea9y ho\u1eb7c k\u00e9o kh\u00f4ng kh\u00ed qua b\u1ec1 m\u1eb7t pin m\u1eb7t tr\u1eddi, t\u1ea3n nhi\u1ec7t ra m\u00f4i tr\u01b0\u1eddng xung quanh.<\/li>\n
  • L\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc:<\/b> H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc l\u01b0u th\u00f4ng n\u01b0\u1edbc qua c\u00e1c \u1ed1ng d\u1eabn nhi\u1ec7t \u0111\u1eb7t sau c\u00e1c t\u1ea5m pin m\u1eb7t tr\u1eddi, gi\u00fap h\u1ea1 nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n

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

    H\u1ec7 Th\u1ed1ng L\u00e0m M\u00e1t B\u1ecb \u0110\u1ed9ng<\/h3>\n

    H\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1ecb \u0111\u1ed9ng kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 v\u1eadn h\u00e0nh:<\/p>\n

    <\/p>\n

  • V\u1eadt li\u1ec7u pha thay \u0111\u1ed5i (PCM):<\/b> PCM h\u1ea5p th\u1ee5 nhi\u1ec7t khi chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i r\u1eafn sang l\u1ecfng, gi\u1eef cho nhi\u1ec7t \u0111\u1ed9 pin m\u1eb7t tr\u1eddi \u1ed5n \u0111\u1ecbnh.<\/li>\n
  • Thi\u1ebft k\u1ebf t\u1ef1 nhi\u00ean:<\/b> C\u00e1c thi\u1ebft k\u1ebf t\u1ef1 nhi\u00ean nh\u01b0 h\u1ed1c gi\u00f3 ho\u1eb7c l\u1edbp c\u00e1ch nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ea3n nhi\u1ec7t.<\/li>\n

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

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

    Qu\u1ea3n l\u00fd nhi\u1ec7t l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a pin m\u1eb7t tr\u1eddi. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c gi\u1ea3i ph\u00e1p nh\u01b0 v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn, thi\u1ebft k\u1ebf m\u00f4-\u0111un hi\u1ec7u qu\u1ea3 v\u00e0 h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t ch\u1ee7 \u0111\u1ed9ng v\u00e0 b\u1ecb \u0111\u1ed9ng, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a nh\u1eefng h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng n\u00e0y. Nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd nhi\u1ec7t hi\u1ec7u qu\u1ea3 s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng g\u00f3p v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi: T\u00ecm hi\u1ec3u c\u00e1ch ki\u1ec3m so\u00e1t v\u00e0 t\u1ed1i \u01b0u h\u00f3a nhi\u1ec7t \u0111\u1ed9 c\u1ee7a pin m\u1eb7t tr\u1eddi \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng 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":"\nQu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi<\/title>\n<meta name=\"description\" content=\"Qu\u1ea3n l\u00fd nhi\u1ec7t c\u1ee7a pin m\u1eb7t tr\u1eddi: T\u00ecm hi\u1ec3u c\u00e1ch ki\u1ec3m so\u00e1t v\u00e0 t\u1ed1i \u01b0u h\u00f3a nhi\u1ec7t \u0111\u1ed9 c\u1ee7a pin m\u1eb7t tr\u1eddi \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng n\u0103ng l\u01b0\u1ee3ng.\" \/>\n<meta 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