{"id":684472,"date":"2024-08-12T05:23:08","date_gmt":"2024-08-12T04:23:08","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=684472"},"modified":"2024-08-12T05:23:08","modified_gmt":"2024-08-12T04:23:08","slug":"9-loai-duong-cong-lam-mat-trong-khoa-hoc-vat-lieu","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/9-loai-duong-cong-lam-mat-trong-khoa-hoc-vat-lieu\/","title":{"rendered":"9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u"},"content":{"rendered":"

9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u: Kh\u00e1m ph\u00e1 c\u00e1c \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn trong nhi\u1ec7t k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u.<\/p>\n

\"9<\/p>\n

9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u<\/h2>\n

Trong khoa h\u1ecdc v\u1eadt li\u1ec7u, qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u1ea5u tr\u00fac vi m\u00f4 v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u. \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t m\u00f4 t\u1ea3 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 theo th\u1eddi gian khi v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t t\u1eeb nhi\u1ec7t \u0111\u1ed9 cao xu\u1ed1ng nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 9 lo\u1ea1i \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn trong khoa h\u1ecdc v\u1eadt li\u1ec7u:<\/p>\n

<\/p>\n

  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t tuy\u1ebfn t\u00ednh<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t Logarit<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t B\u1eadc hai<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t Hi\u1ec7u \u1ee9ng kh\u00fac x\u1ea1<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t \u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t \u0110\u1ed1i l\u01b0u c\u01b0\u1ee1ng b\u1ee9c<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t \u0110\u1ed1i l\u00e2n<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t Ti\u1ebfp x\u00fac nhi\u1ec7t<\/li>\n
  • \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t Bay h\u01a1i<\/li>\n

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

    1. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t Tuy\u1ebfn T\u00ednh<\/h2>\n

    \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t tuy\u1ebfn t\u00ednh th\u1ec3 hi\u1ec7n m\u1ed9t s\u1ef1 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec1u \u0111\u1eb7n theo th\u1eddi gian. \u0110\u00e2y l\u00e0 \u0111\u01b0\u1eddng cong \u0111\u01a1n gi\u1ea3n v\u00e0 th\u01b0\u1eddng th\u1ea5y khi l\u00e0m m\u00e1t b\u1eb1ng c\u00e1ch \u0111\u1eb7t v\u1eadt li\u1ec7u trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i.<\/p>\n

    2. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t Logarit<\/h2>\n

    \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t logarit bi\u1ec3u th\u1ecb m\u1ed9t qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t nhanh ban \u0111\u1ea7u v\u00e0 ch\u1eadm d\u1ea7n theo th\u1eddi gian. \u0110\u01b0\u1eddng cong n\u00e0y th\u01b0\u1eddng g\u1eb7p khi c\u00f3 s\u1ef1 truy\u1ec1n nhi\u1ec7t qua b\u1ec1 m\u1eb7t d\u1eabn nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u ho\u1eb7c c\u00f3 s\u1ef1 \u0111\u1ed1i l\u01b0u kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p>\n

    3. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t B\u1eadc Hai<\/h2>\n

    \u0110\u01b0\u1eddng cong l\u00e0m m\u00e1t b\u1eadc hai bi\u1ec3u th\u1ecb s\u1ef1 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch nhanh ch\u00f3ng trong giai \u0111o\u1ea1n \u0111\u1ea7u v\u00e0 ch\u1eadm d\u1ea7n khi nhi\u1ec7t \u0111\u1ed9 gia gi\u1ea3m xu\u1ed1ng th\u1ea5p h\u01a1n. C\u00f4ng th\u1ee9c \u0111\u1ea1i di\u1ec7n cho \u0111\u01b0\u1eddng cong n\u00e0y c\u00f3 d\u1ea1ng:<\/p>\n

    T(t) = T0<\/sub> + ae-bt<\/sup><\/p>\n

    4. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t Hi\u1ec7u \u1ee8ng Kh\u00fac X\u1ea1<\/h2>\n

    \u0110\u01b0\u1eddng cong n\u00e0y \u0111\u1eb7c bi\u1ec7t \u00e1p d\u1ee5ng cho c\u00e1c v\u1eadt li\u1ec7u b\u00e1n trong su\u1ed1t, n\u01a1i \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 xuy\u00ean qua v\u00e0 kh\u00fac x\u1ea1 nhi\u1ec1u l\u1ea7n trong v\u1eadt li\u1ec7u.<\/p>\n

    5. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t \u0110\u1ed1i L\u01b0u T\u1ef1 Nhi\u00ean<\/h2>\n

    \u0110\u1ed1i l\u01b0u t\u1ef1 nhi\u00ean x\u1ea3y ra khi s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 g\u00e2y ra d\u00f2ng chuy\u1ec3n \u0111\u1ed9ng t\u1ef1 nhi\u00ean trong ch\u1ea5t l\u1ecfng xung quanh, t\u1ea1o ra hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t. \u0110\u01b0\u1eddng cong n\u00e0y th\u01b0\u1eddng d\u1ed1c ban \u0111\u1ea7u v\u00e0 ph\u1eb3ng d\u1ea7n v\u1ec1 sau.<\/p>\n

    6. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t \u0110\u1ed1i L\u01b0u C\u01b0\u1ee1ng B\u1ee9c<\/h2>\n

    \u0110\u1ed1i l\u01b0u c\u01b0\u1ee1ng b\u1ee9c s\u1eed d\u1ee5ng qu\u1ea1t ho\u1eb7c b\u01a1m \u0111\u1ec3 thay \u0111\u1ed5i v\u00e0 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t. \u0110\u01b0\u1eddng cong n\u00e0y th\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh v\u00e0 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c.<\/p>\n

    7. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t \u0110\u1ed1i L\u00e2n<\/h2>\n

    \u0110\u01b0\u1eddng cong n\u00e0y \u00e1p d\u1ee5ng cho h\u1ec7 th\u1ed1ng m\u00e0 m\u1ed9t ph\u1ea7n nhi\u1ec7t n\u0103ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb v\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao sang v\u00f9ng nhi\u1ec7t \u0111\u1ed9 th\u1ea5p th\u00f4ng qua ch\u1ea5t trung gian.<\/p>\n

    8. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t Ti\u1ebfp X\u00fac Nhi\u1ec7t<\/h2>\n

    L\u00e0m m\u00e1t ti\u1ebfp x\u00fac li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u01b0a v\u1eadt li\u1ec7u tr\u1ef1c ti\u1ebfp ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t b\u1ec1 m\u1eb7t l\u1ea1nh. Hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a c\u1ea3 hai b\u1ec1 m\u1eb7t v\u00e0 di\u1ec7n t\u00edch ti\u1ebfp x\u00fac.<\/p>\n

    9. \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t Bay H\u01a1i<\/h2>\n

    L\u00e0m m\u00e1t bay h\u01a1i d\u1ef1a tr\u00ean nguy\u00ean l\u00fd s\u1ef1 bay h\u01a1i c\u1ee7a ch\u1ea5t l\u00e0m m\u00e1t, th\u01b0\u1eddng l\u00e0 n\u01b0\u1edbc ho\u1eb7c c\u00e1c ch\u1ea5t l\u00e0m m\u00e1t kh\u00e1c. \u0110\u01b0\u1eddng cong n\u00e0y \u0111\u1eb7c tr\u01b0ng b\u1edfi s\u1ef1 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 nhanh ch\u00f3ng khi ch\u1ea5t l\u00e0m m\u00e1t bay h\u01a1i.<\/p>\n

    Qua b\u00e0i vi\u1ebft n\u00e0y, hy v\u1ecdng b\u1ea1n \u0111\u00e3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c lo\u1ea1i \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t trong khoa h\u1ecdc v\u1eadt li\u1ec7u. M\u1ed7i lo\u1ea1i \u0111\u01b0\u1eddng cong c\u00f3 \u1ee9ng d\u1ee5ng ri\u00eang v\u00e0 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn c\u00e1c t\u00ednh ch\u1ea5t cu\u1ed1i c\u00f9ng c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n","protected":false},"excerpt":{"rendered":"

    9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u: Kh\u00e1m ph\u00e1 c\u00e1c \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn trong nhi\u1ec7t k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u.<\/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":"\n9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u<\/title>\n<meta name=\"description\" content=\"9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u: Kh\u00e1m ph\u00e1 c\u00e1c \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn trong nhi\u1ec7t k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u.\" \/>\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\/9-loai-duong-cong-lam-mat-trong-khoa-hoc-vat-lieu\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u\" \/>\n<meta property=\"og:description\" content=\"9 Lo\u1ea1i \u0110\u01b0\u1eddng Cong L\u00e0m M\u00e1t trong Khoa H\u1ecdc V\u1eadt Li\u1ec7u: Kh\u00e1m ph\u00e1 c\u00e1c \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t ph\u1ed5 bi\u1ebfn trong nhi\u1ec7t k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng quan tr\u1ecdng trong k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/vi\/9-loai-duong-cong-lam-mat-trong-khoa-hoc-vat-lieu\/\" \/>\n<meta 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