{"id":705314,"date":"2024-11-06T21:05:18","date_gmt":"2024-11-06T20:05:18","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=705314"},"modified":"2024-11-06T21:05:18","modified_gmt":"2024-11-06T20:05:18","slug":"thap-giai-nhiet-nguyen-ly-hoat-dong-nganh-cong-nghiep","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/thap-giai-nhiet-nguyen-ly-hoat-dong-nganh-cong-nghiep\/","title":{"rendered":"Th\u00e1p Gi\u1ea3i Nhi\u1ec7t | Nguy\u00ean L\u00fd & Ho\u1ea1t \u0110\u1ed9ng Ng\u00e0nh C\u00f4ng Nghi\u1ec7p"},"content":{"rendered":"

Th\u00e1p Gi\u1ea3i Nhi\u1ec7t: Kh\u00e1m ph\u00e1 nguy\u00ean l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng, vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 thi\u1ebft b\u1ecb v\u00e0 gia t\u0103ng hi\u1ec7u su\u1ea5t.<\/p>\n

\"Th\u00e1p<\/p>\n

Th\u00e1p Gi\u1ea3i Nhi\u1ec7t | Nguy\u00ean L\u00fd & Ho\u1ea1t \u0110\u1ed9ng Ng\u00e0nh C\u00f4ng Nghi\u1ec7p<\/h2>\n

Th\u00e1p gi\u1ea3i nhi\u1ec7t l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, gi\u00fap gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc b\u1eb1ng c\u00e1ch t\u1ea3n nhi\u1ec7t v\u00e0o kh\u00f4ng kh\u00ed. Th\u00e1p gi\u1ea3i nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n, nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t, v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nh\u1eb1m duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y m\u00f3c.<\/p>\n

Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a Th\u00e1p Gi\u1ea3i Nhi\u1ec7t<\/h2>\n

Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a th\u00e1p gi\u1ea3i nhi\u1ec7t d\u1ef1a tr\u00ean s\u1ef1 bay h\u01a1i c\u1ee7a n\u01b0\u1edbc. Khi n\u01b0\u1edbc n\u00f3ng t\u1eeb h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p \u0111\u01b0\u1ee3c b\u01a1m l\u00ean \u0111\u1ec9nh th\u00e1p, n\u00f3 s\u1ebd ch\u1ea3y qua c\u00e1c t\u1ea7ng ch\u1ee9a nhi\u1ec1u t\u1ea7ng l\u00e0m gi\u1ea3m \u00e1p su\u1ea5t, gi\u00fap t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1eefa n\u01b0\u1edbc v\u00e0 kh\u00f4ng kh\u00ed. Kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c qu\u1ea1t \u0111\u1ea9y l\u00ean t\u1eeb d\u01b0\u1edbi th\u00e1p l\u00ean, t\u1ea1o n\u00ean m\u1ed9t lu\u1ed3ng kh\u00f4ng kh\u00ed \u0111\u1ed1i l\u01b0u.<\/p>\n

Khi kh\u00f4ng kh\u00ed ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc n\u00f3ng, m\u1ed9t ph\u1ea7n n\u01b0\u1edbc s\u1ebd bay h\u01a1i, mang theo nhi\u1ec7t l\u01b0\u1ee3ng. Qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0m gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc c\u00f2n l\u1ea1i. N\u01b0\u1edbc \u0111\u00e3 l\u00e0m m\u00e1t s\u1ebd \u0111\u01b0\u1ee3c thu th\u1eadp v\u00e0 b\u01a1m tr\u1edf l\u1ea1i h\u1ec7 th\u1ed1ng, trong khi kh\u00f4ng kh\u00ed n\u00f3ng \u1ea9m s\u1ebd \u0111\u01b0\u1ee3c tho\u00e1t ra ngo\u00e0i m\u00f4i tr\u01b0\u1eddng.<\/p>\n

C\u1ea5u Tr\u00fac V\u00e0 C\u00e1c Th\u00e0nh Ph\u1ea7n Ch\u00ednh C\u1ee7a Th\u00e1p Gi\u1ea3i Nhi\u1ec7t<\/h2>\n

<\/p>\n

  • Qu\u1ea1t:<\/b> Qu\u1ea1t c\u00f3 ch\u1ee9c n\u0103ng \u0111\u1ea9y kh\u00f4ng kh\u00ed qua th\u00e1p, c\u00f3 th\u1ec3 l\u00e0 qu\u1ea1t h\u00fat ho\u1eb7c qu\u1ea1t th\u1ed5i.<\/li>\n
  • \u0110\u1ec7m gi\u1ea3i nhi\u1ec7t:<\/b> T\u1ea1o di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t l\u1edbn \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng s\u1ef1 ti\u1ebfp x\u00fac gi\u1eefa n\u01b0\u1edbc v\u00e0 kh\u00f4ng kh\u00ed.<\/li>\n
  • B\u1ec3 ch\u1ee9a n\u01b0\u1edbc:<\/b> N\u01a1i n\u01b0\u1edbc m\u00e1t \u0111\u01b0\u1ee3c thu th\u1eadp tr\u01b0\u1edbc khi b\u01a1m tr\u1edf l\u1ea1i h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p.<\/li>\n
  • M\u00e1y b\u01a1m:<\/b> Gi\u00fap b\u01a1m n\u01b0\u1edbc n\u00f3ng t\u1eeb h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p l\u00ean th\u00e1p v\u00e0 n\u01b0\u1edbc m\u00e1t tr\u1edf l\u1ea1i h\u1ec7 th\u1ed1ng.<\/li>\n

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

    C\u00f4ng Th\u1ee9c T\u00ednh Hi\u1ec7u Qu\u1ea3 Th\u00e1p Gi\u1ea3i Nhi\u1ec7t<\/h2>\n

    Hi\u1ec7u qu\u1ea3 c\u1ee7a th\u00e1p gi\u1ea3i nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n th\u00f4ng qua c\u00f4ng th\u1ee9c:<\/p>\n

    \\(\\eta = \\frac{T_{in} – T_{out}}{T_{in} – T_{wet}}\\)<\/p>\n

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

    <\/p>\n

  • \\(\\eta\\): Hi\u1ec7u qu\u1ea3 c\u1ee7a th\u00e1p gi\u1ea3i nhi\u1ec7t.<\/li>\n
  • Tin<\/sub>: Nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc v\u00e0o th\u00e1p gi\u1ea3i nhi\u1ec7t.<\/li>\n
  • Tout<\/sub>: Nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc ra kh\u1ecfi th\u00e1p gi\u1ea3i nhi\u1ec7t.<\/li>\n
  • Twet<\/sub>: Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed b\u00e3o h\u00f2a.<\/li>\n

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

    \u1ee8ng D\u1ee5ng Trong Ng\u00e0nh C\u00f4ng Nghi\u1ec7p<\/h2>\n

    Th\u00e1p gi\u1ea3i nhi\u1ec7t c\u00f3 \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p:<\/p>\n

    <\/p>\n

  • Nh\u00e0 m\u00e1y \u0111i\u1ec7n:<\/b> L\u00e0m m\u00e1t n\u01b0\u1edbc tu\u1ea7n ho\u00e0n trong c\u00e1c h\u1ec7 th\u1ed1ng tua-bin v\u00e0 m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/li>\n
  • Nh\u00e0 m\u00e1y h\u00f3a ch\u1ea5t:<\/b> Ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc.<\/li>\n
  • Ng\u00e0nh s\u1ea3n xu\u1ea5t th\u00e9p:<\/b> L\u00e0m m\u00e1t h\u1ec7 th\u1ed1ng d\u00e0n luy\u1ec7n kim.<\/li>\n
  • Ng\u00e0nh s\u1ea3n xu\u1ea5t th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u1ed3 u\u1ed1ng:<\/b> Duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 trong quy tr\u00ecnh ch\u1ebf bi\u1ebfn.<\/li>\n

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

    Th\u00e1p gi\u1ea3i nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c t\u1ed1i \u01b0u v\u00e0 b\u1ea3o v\u1ec7 c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p, gi\u00fap ch\u00fang ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ec1n v\u1eefng h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"

    Th\u00e1p Gi\u1ea3i Nhi\u1ec7t: Kh\u00e1m ph\u00e1 nguy\u00ean l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng, vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 thi\u1ebft b\u1ecb v\u00e0 gia t\u0103ng hi\u1ec7u su\u1ea5t.<\/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":"\nTh\u00e1p Gi\u1ea3i Nhi\u1ec7t | Nguy\u00ean L\u00fd & Ho\u1ea1t \u0110\u1ed9ng Ng\u00e0nh C\u00f4ng Nghi\u1ec7p<\/title>\n<meta name=\"description\" content=\"Th\u00e1p Gi\u1ea3i Nhi\u1ec7t: Kh\u00e1m ph\u00e1 nguy\u00ean l\u00fd v\u00e0 ho\u1ea1t \u0111\u1ed9ng, vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1ec3 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 thi\u1ebft b\u1ecb v\u00e0 gia t\u0103ng hi\u1ec7u su\u1ea5t.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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