{"id":705641,"date":"2024-09-05T18:08:51","date_gmt":"2024-09-05T17:08:51","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=705641"},"modified":"2024-09-05T18:08:51","modified_gmt":"2024-09-05T17:08:51","slug":"pheu-hoi-vat-lieu-dac-diem","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/pheu-hoi-vat-lieu-dac-diem\/","title":{"rendered":"Ph\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m"},"content":{"rendered":"

Ph\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m: B\u00e0i vi\u1ebft kh\u00e1m ph\u00e1 c\u1ea5u t\u1ea1o, v\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o, v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a ph\u1ec5u h\u01a1i trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/p>\n

\"Ph\u1ec5u<\/p>\n

Ph\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m<\/h2>\n

\nPh\u1ec5u h\u01a1i, hay c\u00f2n g\u1ecdi l\u00e0 b\u1eaby h\u01a1i, l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb r\u1ea5t quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng nhi\u1ec7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a ph\u1ec5u h\u01a1i l\u00e0 lo\u1ea1i b\u1ecf h\u01a1i n\u01b0\u1edbc ng\u01b0ng t\u1ee5 kh\u1ecfi h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng l\u00e0m th\u1ea5t tho\u00e1t h\u01a1i s\u1ea1ch. \u0110i\u1ec1u n\u00e0y gi\u00fap duy tr\u00ec hi\u1ec7u su\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a h\u1ec7 th\u1ed1ng nhi\u1ec7t.\n<\/p>\n

V\u1eadt Li\u1ec7u<\/h2>\n

\nPh\u1ec5u h\u01a1i \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng. C\u00e1c v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn bao g\u1ed3m:\n<\/p>\n

<\/p>\n

  • Th\u00e9p kh\u00f4ng g\u1ec9:<\/strong> Th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 v\u1eadt li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t do kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t.<\/li>\n
  • Gang:<\/strong> Gang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 b\u1ec1n cao v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u00e1p l\u1ef1c l\u1edbn.<\/li>\n
  • \u0110\u1ed3ng thau:<\/strong> \u0110\u1ed3ng thau c\u00f3 t\u00ednh ch\u1ea5t d\u1eabn nhi\u1ec7t t\u1ed1t, th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u c\u01b0\u1eddng \u0111\u1ed9 cao.<\/li>\n
  • Nh\u00f4m:<\/strong> Nh\u00f4m nh\u1eb9 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, ph\u00f9 h\u1ee3p cho c\u00e1c h\u1ec7 th\u1ed1ng nh\u1eb9 v\u00e0 linh ho\u1ea1t.<\/li>\n

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

    \u0110\u1eb7c \u0110i\u1ec3m<\/h2>\n

    \nPh\u1ec5u h\u01a1i c\u00f3 nhi\u1ec1u \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a n\u00f3 trong h\u1ec7 th\u1ed1ng nhi\u1ec7t:\n<\/p>\n

    <\/p>\n

  • Hi\u1ec7u su\u1ea5t t\u00e1ch n\u01b0\u1edbc:<\/strong> Ph\u1ec5u h\u01a1i ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng t\u00e1ch n\u01b0\u1edbc ng\u01b0ng t\u1ee5 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u01a1i n\u01b0\u1edbc s\u1ea1ch kh\u00f4ng b\u1ecb m\u1ea5t m\u00e1t.<\/li>\n
  • \u0110\u1ed9 b\u1ec1n:<\/strong> Ph\u1ec5u h\u01a1i ph\u1ea3i ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p kh\u1eafc nghi\u1ec7t.<\/li>\n
  • T\u1ef1 \u0111\u1ed9ng h\u00f3a:<\/strong> Ph\u1ec5u h\u01a1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u00e1c c\u01a1 ch\u1ebf t\u1ef1 \u0111\u1ed9ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 m\u00e0 kh\u00f4ng c\u1ea7n can thi\u1ec7p th\u1ee7 c\u00f4ng nhi\u1ec1u.<\/li>\n
  • Ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng:<\/strong> M\u1ed9t thi\u1ebft k\u1ebf t\u1ed1t s\u1ebd gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng do gi\u1ea3m thi\u1ec3u th\u1ea5t tho\u00e1t nhi\u1ec7t v\u00e0 h\u01a1i.<\/li>\n
  • D\u1ec5 b\u1ea3o tr\u00ec:<\/strong> C\u00e1c ph\u1ec5u h\u01a1i c\u1ea7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf sao cho vi\u1ec7c b\u1ea3o tr\u00ec v\u00e0 s\u1eeda ch\u1eefa d\u1ec5 d\u00e0ng, gi\u00fap gi\u1ea3m th\u1eddi gian ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n

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

    \n\u0110\u1ec3 t\u00ednh to\u00e1n kh\u1ea3 n\u0103ng l\u00e0m vi\u1ec7c c\u1ee7a ph\u1ec5u h\u01a1i trong h\u1ec7 th\u1ed1ng, ch\u00fang ta s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 c\u00f4ng th\u1ee9c v\u00e0 \u0111\u1ecbnh lu\u1eadt c\u01a1 b\u1ea3n. Ch\u1eb3ng h\u1ea1n, \u0111\u1ecbnh lu\u1eadt b\u1ea3o to\u00e0n kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 n\u0103ng l\u01b0\u1ee3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng nh\u01b0 sau:\n<\/p>\n

    \nKh\u1ed1i l\u01b0\u1ee3ng n\u01b0\u1edbc ng\u01b0ng (m) c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh d\u1ef1a tr\u00ean c\u00f4ng th\u1ee9c:\n<\/p>\n

    \n\\[ m = \\frac{\\Delta Q}{L} \\]\n<\/p>\n

    \nTrong \u0111\u00f3:\n<\/p>\n

    <\/p>\n

  • \\(\\Delta Q\\)<\/i> l\u00e0 l\u01b0\u1ee3ng nhi\u1ec7t t\u1ecfa ra.<\/li>\n
  • L<\/i> l\u00e0 \u1ea9n nhi\u1ec7t bay h\u01a1i c\u1ee7a n\u01b0\u1edbc.<\/li>\n

    <\/o1><\/p>\n

    \nS\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 v\u1eadt li\u1ec7u v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a ph\u1ec5u h\u01a1i r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 c\u00f3 th\u1ec3 ch\u1ecdn l\u1ef1a v\u00e0 \u1ee9ng d\u1ee5ng thi\u1ebft b\u1ecb n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 b\u1ea3o tr\u00ec, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Ph\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m: B\u00e0i vi\u1ebft kh\u00e1m ph\u00e1 c\u1ea5u t\u1ea1o, v\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o, v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a ph\u1ec5u h\u01a1i trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/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\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m<\/title>\n<meta name=\"description\" content=\"Ph\u1ec5u H\u01a1i | V\u1eadt Li\u1ec7u, \u0110\u1eb7c \u0110i\u1ec3m: B\u00e0i vi\u1ebft kh\u00e1m ph\u00e1 c\u1ea5u t\u1ea1o, v\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o, v\u00e0 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m quan tr\u1ecdng c\u1ee7a ph\u1ec5u h\u01a1i trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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