{"id":681971,"date":"2024-11-19T09:05:55","date_gmt":"2024-11-19T08:05:55","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=681971"},"modified":"2024-11-19T09:05:55","modified_gmt":"2024-11-19T08:05:55","slug":"10-loai-truyen-nhiet-trong-moi-truong-khong-gian","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/10-loai-truyen-nhiet-trong-moi-truong-khong-gian\/","title":{"rendered":"10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian"},"content":{"rendered":"

10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian: Kh\u00e1m ph\u00e1 c\u00e1ch truy\u1ec1n nhi\u1ec7t trong kh\u00f4ng gian bao g\u1ed3m d\u1eabn nhi\u1ec7t, b\u1ee9c x\u1ea1 v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u00ean ti\u1ebfn kh\u00e1c.<\/p>\n

\"10<\/p>\n

10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian<\/h2>\n

Trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng gian, truy\u1ec1n nhi\u1ec7t l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c l\u1edbn \u0111\u1ed1i v\u1edbi vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh c\u00e1c thi\u1ebft b\u1ecb v\u0169 tr\u1ee5. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 10 lo\u1ea1i truy\u1ec1n nhi\u1ec7t quan tr\u1ecdng trong m\u00f4i tr\u01b0\u1eddng kh\u00f4ng gian m\u00e0 c\u00e1c k\u1ef9 s\u01b0 v\u00e0 nh\u00e0 khoa h\u1ecdc c\u1ea7n hi\u1ec3u r\u00f5:<\/p>\n

<\/p>\n

  • Truy\u1ec1n Nhi\u1ec7t B\u1ee9c X\u1ea1:<\/b> \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng th\u1ee9c ch\u00ednh \u0111\u1ec3 nhi\u1ec7t truy\u1ec1n qua kh\u00f4ng gian. Trong m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng, kh\u00f4ng c\u00f3 ch\u1ea5t li\u1ec7u \u0111\u1ec3 truy\u1ec1n nhi\u1ec7t qua d\u1eabn nhi\u1ec7t ho\u1eb7c \u0111\u1ed1i l\u01b0u, do \u0111\u00f3 b\u1ee9c x\u1ea1 l\u00e0 c\u01a1 ch\u1ebf duy nh\u1ea5t. Ph\u01b0\u01a1ng tr\u00ecnh Stefan-Boltzmann \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00ednh to\u00e1n truy\u1ec1n nhi\u1ec7t b\u1ee9c x\u1ea1:<\/li>\n

    <\/p>\n

    \\( Q = \\sigma \\cdot A \\cdot (T^4_{\\text{b\u1ec1 m\u1eb7t}} – T^4_{\\text{m\u00f4i tr\u01b0\u1eddng}}) \\)<\/p>\n

  • Truy\u1ec1n Nhi\u1ec7t D\u1eabn:<\/b> M\u1eb7c d\u00f9 trong ch\u00e2n kh\u00f4ng kh\u00f4ng c\u00f3 ch\u1ea5t li\u1ec7u \u0111\u1ec3 d\u1eabn nhi\u1ec7t, trong kh\u00f4ng gian v\u0169 tr\u1ee5, nhi\u1ec7t v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n qua c\u00e1c k\u1ebft c\u1ea5u kim lo\u1ea1i c\u1ee7a t\u00e0u v\u0169 tr\u1ee5 ho\u1eb7c c\u00e1c thi\u1ebft b\u1ecb.<\/li>\n
  • Truy\u1ec1n Nhi\u1ec7t \u0110\u1ed1i L\u01b0u:<\/b> Trong kh\u00f4ng gian, kh\u00f4ng c\u00f3 ch\u1ea5t li\u1ec7u kh\u00ed hay l\u1ecfng \u0111\u1ec3 truy\u1ec1n nhi\u1ec7t b\u1eb1ng \u0111\u1ed1i l\u01b0u th\u00f4ng th\u01b0\u1eddng, nh\u01b0ng trong c\u00e1c module c\u00f3 s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a kh\u00f4ng kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng, \u0111\u1ed1i l\u01b0u v\u1eabn x\u1ea3y ra.<\/li>\n
  • L\u00e0m M\u00e1t B\u1ee9c X\u1ea1:<\/b> L\u00e0m m\u00e1t b\u1eb1ng b\u1ee9c x\u1ea1 l\u00e0 k\u1ef9 thu\u1eadt s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3i ph\u00f3ng nhi\u1ec7t th\u1eeba ra ngo\u00e0i kh\u00f4ng gian. C\u00e1c b\u1ec1 m\u1eb7t ph\u1ea3n x\u1ea1 nhi\u1ec7t \u0111\u1ed9 cao \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u00e1t ra nhi\u1ec7t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n
  • L\u00e0m M\u00e1t B\u1eb1ng Ch\u1ea5t L\u1ecfng:<\/b> M\u1ed9t s\u1ed1 t\u00e0u v\u0169 tr\u1ee5 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng \u0111\u1ec3 truy\u1ec1n nhi\u1ec7t t\u1eeb c\u00e1c b\u1ed9 ph\u1eadn n\u00f3ng sang b\u1ed9 ph\u1eadn l\u00e0m m\u00e1t qua m\u1ea1ng l\u01b0\u1edbi \u1ed1ng d\u1eabn nhi\u1ec7t.<\/li>\n
  • L\u00e0m M\u00e1t Th\u00f4ng Qua Bay H\u01a1i:<\/b> K\u1ef9 thu\u1eadt n\u00e0y s\u1eed d\u1ee5ng s\u1ef1 bay h\u01a1i c\u1ee7a m\u1ed9t dung m\u00f4i \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb h\u1ec7 th\u1ed1ng, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1ch ch\u00fang ta m\u1ed3 h\u00f4i l\u00e0m m\u00e1t c\u01a1 th\u1ec3.<\/li>\n
  • C\u00e1c B\u1ea3ng N\u0103ng L\u01b0\u1ee3ng M\u1eb7t Tr\u1eddi:<\/b> Ngo\u00e0i vi\u1ec7c t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng, c\u00e1c b\u1ea3ng n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi c\u0169ng c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 t\u00edch t\u1ee5 nhi\u1ec7t b\u1eb1ng c\u00e1ch ph\u1ea3n x\u1ea1 l\u1ea1i b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi.<\/li>\n
  • M\u00e1y L\u00e0m L\u1ea1nh Nhi\u1ec7t \u0110i\u1ec7n:<\/b> C\u00e1c thi\u1ebft b\u1ecb n\u00e0y s\u1eed d\u1ee5ng hi\u1ec7u \u1ee9ng Peltier \u0111\u1ec3 t\u1ea1o ra s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 th\u00f4ng qua d\u00f2ng \u0111i\u1ec7n, gi\u00fap l\u00e0m m\u00e1t c\u00e1c b\u1ed9 ph\u1eadn c\u1ee5 th\u1ec3 c\u1ee7a t\u00e0u v\u0169 tr\u1ee5.<\/li>\n
  • T\u1ea3n Nhi\u1ec7t G\u1eafn K\u1ebft:<\/b> \u0110\u00e2y l\u00e0 c\u00e1c b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac v\u00e0 do \u0111\u00f3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ph\u00e1t t\u00e1n nhi\u1ec7t v\u00e0o kh\u00f4ng gian.<\/li>\n
  • H\u1ec7 Th\u1ed1ng C\u00e1ch Nhi\u1ec7t:<\/b> S\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ti\u00ean ti\u1ebfn \u0111\u1ec3 gi\u1eef n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t \u1ed5n \u0111\u1ecbnh b\u00ean trong c\u00e1c khoang k\u00edn, gi\u1eef nhi\u1ec7t ho\u1eb7c ng\u0103n kh\u00f4ng cho nhi\u1ec7t tho\u00e1t ra ngo\u00e0i qu\u00e1 nhanh.<\/li>\n

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

    Bi\u1ebft v\u00e0 hi\u1ec3u c\u00e1c ph\u01b0\u01a1ng th\u1ee9c truy\u1ec1n nhi\u1ec7t n\u00e0y l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb v\u00e0 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng trong c\u00e1c nhi\u1ec7m v\u1ee5 kh\u00f4ng gian.<\/p>\n","protected":false},"excerpt":{"rendered":"

    10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian: Kh\u00e1m ph\u00e1 c\u00e1ch truy\u1ec1n nhi\u1ec7t trong kh\u00f4ng gian bao g\u1ed3m d\u1eabn nhi\u1ec7t, b\u1ee9c x\u1ea1 v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u00ean ti\u1ebfn kh\u00e1c.<\/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":"\n10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian<\/title>\n<meta name=\"description\" content=\"10 Lo\u1ea1i Truy\u1ec1n Nhi\u1ec7t Trong M\u00f4i Tr\u01b0\u1eddng Kh\u00f4ng Gian: Kh\u00e1m ph\u00e1 c\u00e1ch truy\u1ec1n nhi\u1ec7t trong kh\u00f4ng gian bao g\u1ed3m d\u1eabn nhi\u1ec7t, b\u1ee9c x\u1ea1 v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u00ean ti\u1ebfn kh\u00e1c.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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