{"id":702654,"date":"2024-09-17T13:54:12","date_gmt":"2024-09-17T12:54:12","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=702654"},"modified":"2024-09-17T13:54:12","modified_gmt":"2024-09-17T12:54:12","slug":"lop-phu-chong-nhiet-loi-ich-hieu-suat-dong-co","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/lop-phu-chong-nhiet-loi-ich-hieu-suat-dong-co\/","title":{"rendered":"L\u1edbp Ph\u1ee7 Ch\u1ed1ng Nhi\u1ec7t | L\u1ee3i \u00cdch, Hi\u1ec7u Su\u1ea5t \u0110\u1ed9ng C\u01a1"},"content":{"rendered":"

L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t gi\u00fap b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 b\u1eb1ng c\u00e1ch gi\u1ea3m t\u1ed5n th\u1ea5t nhi\u1ec7t v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n cho c\u00e1c b\u1ed9 ph\u1eadn.<\/p>\n

\"L\u1edbp<\/p>\n

L\u1edbp Ph\u1ee7 Ch\u1ed1ng Nhi\u1ec7t | L\u1ee3i \u00cdch, Hi\u1ec7u Su\u1ea5t \u0110\u1ed9ng C\u01a1<\/h2>\n

L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 ti\u00ean ti\u1ebfn trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt nhi\u1ec7t nh\u1eb1m t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 v\u00e0 b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn kh\u1ecfi t\u00e1c \u0111\u1ed9ng c\u1ee7a nhi\u1ec7t \u0111\u1ed9 cao. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1c l\u1ee3i \u00edch v\u00e0 c\u00e1ch m\u00e0 l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1.<\/p>\n

L\u1ee3i \u00cdch<\/h2>\n

<\/p>\n

  • B\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t:<\/strong> L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t gi\u00fap b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a \u0111\u1ed9ng c\u01a1 kh\u1ecfi nhi\u1ec7t \u0111\u1ed9 cao, ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng oxy h\u00f3a v\u00e0 \u0103n m\u00f2n. \u0110i\u1ec1u n\u00e0y l\u00e0m k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn v\u00e0 gi\u00fap \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh h\u01a1n.<\/li>\n
  • Gi\u1ea3m m\u1ea5t nhi\u1ec7t:<\/strong> L\u1edbp ph\u1ee7 gi\u1ea3m thi\u1ec3u vi\u1ec7c m\u1ea5t n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t t\u1eeb chu k\u1ef3 \u0111\u1ed1t ch\u00e1y, t\u1ed1i \u01b0u h\u00f3a l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00f4ng.<\/li>\n
  • T\u0103ng hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u:<\/strong> Khi nhi\u1ec7t l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3, \u0111\u1ed9ng c\u01a1 c\u1ea7n \u00edt nhi\u00ean li\u1ec7u h\u01a1n \u0111\u1ec3 t\u1ea1o ra n\u0103ng l\u01b0\u1ee3ng, t\u1eeb \u0111\u00f3 gi\u1ea3m ti\u00eau th\u1ee5 nhi\u00ean li\u1ec7u.<\/li>\n
  • Gi\u1ea3m t\u1ea3i nhi\u1ec7t:<\/strong> Gi\u1ea3m \u1ed5n nhi\u1ec7t trong c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed gi\u00fap \u0111\u01a1n v\u1ecb m\u00e1y m\u00f3c t\u1ed5ng qu\u00e1t \u00edt ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c nhi\u1ec7t, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n.<\/li>\n

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

    Hi\u1ec7u Su\u1ea5t \u0110\u1ed9ng C\u01a1<\/h2>\n

    Vi\u1ec7c s\u1eed d\u1ee5ng l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t c\u1ee7a \u0111\u1ed9ng c\u01a1 nh\u1edd v\u00e0o c\u00e1c c\u01a1 ch\u1ebf sau:<\/p>\n

    <\/p>\n

  • T\u0103ng hi\u1ec7u su\u1ea5t \u0111\u1ed1t ch\u00e1y:<\/strong> L\u1edbp ph\u1ee7 gi\u00fap duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n trong bu\u1ed3ng \u0111\u1ed1t, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y. C\u00f4ng th\u1ee9c hi\u1ec7u su\u1ea5t nhi\u1ec7t \u0111\u1ed9ng c\u01a1 \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng:<\/li>\n

    <\/u1>
    \n$$
    \n\\eta = 1 – \\frac{T_{low}}{T_{high}}
    \n$$
    \n<\/p>\n

  • N\u1ebfu nhi\u1ec7t \u0111\u1ed9 high<\/sub> t\u0103ng, hi\u1ec7u su\u1ea5t \u03b7<\/sub> c\u0169ng s\u1ebd t\u0103ng.<\/li>\n
  • Gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 xung quanh:<\/strong> L\u1edbp ph\u1ee7 gi\u00fap gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 b\u00ean ngo\u00e0i c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1, l\u00e0m gi\u1ea3m s\u1ef1 c\u1ea7n thi\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t v\u00e0 gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/li>\n
  • T\u1ea1o s\u1ef1 c\u00e2n b\u1eb1ng nhi\u1ec7t:<\/strong> L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t c\u00f3 th\u1ec3 t\u1ea1o ra s\u1ef1 c\u00e2n b\u1eb1ng nhi\u1ec7t \u0111\u1ec1u \u0111\u1eb7n h\u01a1n trong \u0111\u1ed9ng c\u01a1, tr\u00e1nh t\u00ecnh tr\u1ea1ng n\u00f3ng l\u00ean qu\u00e1 m\u1ee9c \u1edf m\u1ed9t v\u1ecb tr\u00ed c\u1ee5 th\u1ec3.<\/li>\n

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

    \u00c1p D\u1ee5ng Th\u1ef1c T\u1ebf<\/h2>\n

    L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 l\u0129nh v\u1ef1c kh\u00e1c nhau:<\/p>\n

    <\/p>\n

  • H\u00e0ng kh\u00f4ng v\u00e0 kh\u00f4ng gian:<\/strong> Nhi\u1ec7t \u0111\u1ed9 cao trong bu\u1ed3ng \u0111\u1ed1t t\u00e0u v\u0169 tr\u1ee5 v\u00e0 m\u00e1y bay \u0111\u00f2i h\u1ecfi m\u1ed9t l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh y\u1ebfu.<\/li>\n
  • \u00d4 t\u00f4:<\/strong> \u0110\u1ed9ng c\u01a1 \u00f4 t\u00f4 hi\u1ec7u su\u1ea5t cao th\u01b0\u1eddng s\u1eed d\u1ee5ng l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u v\u00e0 gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 x\u1ea3 kh\u00ed.<\/li>\n
  • C\u00f4ng nghi\u1ec7p h\u00e0ng h\u1ea3i:<\/strong> \u0110\u1ed9ng c\u01a1 t\u00e0u th\u1ee7y c\u1ea7n l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh tr\u00ean c\u00e1c h\u00e0nh tr\u00ecnh d\u00e0i.<\/li>\n

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

    T\u00f3m l\u1ea1i, l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c n\u00e2ng cao hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1. Vi\u1ec7c \u00e1p d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd \u0111\u1ed9ng c\u01a1, m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"

    L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t gi\u00fap b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 b\u1eb1ng c\u00e1ch gi\u1ea3m t\u1ed5n th\u1ea5t nhi\u1ec7t v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n cho c\u00e1c b\u1ed9 ph\u1eadn.<\/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":"\nL\u1edbp Ph\u1ee7 Ch\u1ed1ng Nhi\u1ec7t | L\u1ee3i \u00cdch, Hi\u1ec7u Su\u1ea5t \u0110\u1ed9ng C\u01a1<\/title>\n<meta name=\"description\" content=\"L\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t gi\u00fap b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 b\u1eb1ng c\u00e1ch gi\u1ea3m t\u1ed5n th\u1ea5t nhi\u1ec7t v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n cho c\u00e1c b\u1ed9 ph\u1eadn.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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