{"id":704677,"date":"2024-08-26T15:23:46","date_gmt":"2024-08-26T14:23:46","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704677"},"modified":"2024-08-26T15:23:46","modified_gmt":"2024-08-26T14:23:46","slug":"bo-ngung-tu-hieu-suat-hvac-su-ngung-tu-hoi-nuoc","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bo-ngung-tu-hieu-suat-hvac-su-ngung-tu-hoi-nuoc\/","title":{"rendered":"B\u1ed9 ng\u01b0ng t\u1ee5 | Hi\u1ec7u su\u1ea5t HVAC & S\u1ef1 ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc"},"content":{"rendered":"

B\u1ed9 ng\u01b0ng t\u1ee5 gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t HVAC b\u1eb1ng c\u00e1ch ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc t\u1eeb kh\u00f4ng kh\u00ed \u1ea9m, gi\u00fap l\u00e0m m\u00e1t nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/p>\n

\"B\u1ed9<\/p>\n

B\u1ed9 ng\u01b0ng t\u1ee5 | Hi\u1ec7u su\u1ea5t HVAC & S\u1ef1 ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc<\/h2>\n

B\u1ed9 ng\u01b0ng t\u1ee5 l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng HVAC (Heating, Ventilation, and Air Conditioning) gi\u00fap lo\u1ea1i b\u1ecf nhi\u1ec7t t\u1eeb m\u00f4i ch\u1ea5t l\u1ea1nh, chuy\u1ec3n \u0111\u1ed5i n\u00f3 t\u1eeb tr\u1ea1ng th\u00e1i kh\u00ed sang tr\u1ea1ng th\u00e1i l\u1ecfng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1 b\u1ed9 ng\u01b0ng t\u1ee5, c\u00e1ch n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng HVAC v\u00e0 qu\u00e1 tr\u00ecnh ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc.<\/p>\n

B\u1ed9 ng\u01b0ng t\u1ee5 l\u00e0 g\u00ec?<\/h2>\n

B\u1ed9 ng\u01b0ng t\u1ee5 l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh v\u00e0 \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed, gi\u00fap lo\u1ea1i b\u1ecf nhi\u1ec7t t\u1eeb m\u00f4i ch\u1ea5t l\u1ea1nh b\u1eb1ng c\u00e1ch chuy\u1ec3n h\u00f3a h\u01a1i n\u00f3ng t\u1eeb m\u00f4i ch\u1ea5t l\u1ea1nh (th\u01b0\u1eddng l\u00e0 ch\u1ea5t l\u00e0m l\u1ea1nh) th\u00e0nh d\u1ea1ng l\u1ecfng khi \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i. C\u00f3 ba lo\u1ea1i b\u1ed9 ng\u01b0ng t\u1ee5 ch\u00ednh:<\/p>\n

<\/p>\n

  • B\u1ed9 ng\u01b0ng t\u1ee5 kh\u00f4ng kh\u00ed.<\/li>\n
  • B\u1ed9 ng\u01b0ng t\u1ee5 n\u01b0\u1edbc.<\/li>\n
  • B\u1ed9 ng\u01b0ng t\u1ee5 bay h\u01a1i.<\/li>\n

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

    Hi\u1ec7u su\u1ea5t HVAC<\/h2>\n

    Hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng HVAC ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m thi\u1ebft k\u1ebf, b\u1ea3o d\u01b0\u1ee1ng v\u00e0 m\u00f4i ch\u1ea5t l\u1ea1nh s\u1eed d\u1ee5ng. B\u1ed9 ng\u01b0ng t\u1ee5 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec hi\u1ec7u su\u1ea5t cao c\u1ee7a h\u1ec7 th\u1ed1ng n\u00e0y. M\u1ed9t b\u1ed9 ng\u01b0ng t\u1ee5 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t s\u1ebd gi\u00fap gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u0103ng tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

    S\u1ef1 ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc<\/h2>\n

    Qu\u00e1 tr\u00ecnh ng\u01b0ng t\u1ee5 l\u00e0 s\u1ef1 chuy\u1ec3n \u0111\u1ed5i c\u1ee7a h\u01a1i n\u01b0\u1edbc t\u1eeb tr\u1ea1ng th\u00e1i kh\u00ed sang tr\u1ea1ng th\u00e1i l\u1ecfng. Qu\u00e1 tr\u00ecnh n\u00e0y x\u1ea3y ra khi h\u01a1i n\u01b0\u1edbc m\u1ea5t nhi\u1ec7t v\u00e0 t\u1ee5 l\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t l\u1ea1nh h\u01a1n. Trong h\u1ec7 th\u1ed1ng HVAC, ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc gi\u00fap lo\u1ea1i b\u1ecf nhi\u1ec7t t\u1eeb m\u00f4i ch\u1ea5t l\u1ea1nh:<\/p>\n

      \n
    1. M\u00f4i ch\u1ea5t l\u1ea1nh \u1edf tr\u1ea1ng th\u00e1i kh\u00ed \u0111i v\u00e0o b\u1ed9 ng\u01b0ng t\u1ee5.<\/li>\n
    2. N\u00f3 ti\u1ebfp x\u00fac v\u1edbi b\u1ed9 trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 m\u1ea5t nhi\u1ec7t.<\/li>\n
    3. S\u1ef1 m\u1ea5t nhi\u1ec7t l\u00e0m cho m\u00f4i ch\u1ea5t l\u1ea1nh chuy\u1ec3n t\u1eeb kh\u00ed sang l\u1ecfng.<\/li>\n<\/ol>\n

      C\u00f4ng th\u1ee9c t\u00ednh hi\u1ec7u su\u1ea5t<\/h2>\n

      Hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9 ng\u01b0ng t\u1ee5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng t\u1ef7 l\u1ec7 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng (EER). C\u00f4ng th\u1ee9c t\u00ednh EER nh\u01b0 sau:<\/p>\n

      EER = \\frac{Q_c}{W}<\/b><\/p>\n

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

      <\/p>\n

    4. Qc<\/sub> l\u00e0 l\u01b0\u1ee3ng nhi\u1ec7t lo\u1ea1i b\u1ecf (\u0111\u01a1n v\u1ecb: Btu\/h).<\/li>\n
    5. W l\u00e0 c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 (\u0111\u01a1n v\u1ecb: Watt).<\/li>\n

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

      Ch\u1ec9 s\u1ed1 EER c\u00e0ng cao, hi\u1ec7u su\u1ea5t c\u1ee7a b\u1ed9 ng\u01b0ng t\u1ee5 c\u00e0ng t\u1ed1t.<\/p>\n

      K\u1ebft lu\u1eadn<\/h2>\n

      B\u1ed9 ng\u01b0ng t\u1ee5 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c duy tr\u00ec hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng HVAC. Hi\u1ec3u r\u00f5 v\u1ec1 qu\u00e1 tr\u00ecnh ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc v\u00e0 c\u00e1ch t\u00ednh hi\u1ec7u su\u1ea5t gi\u00fap ch\u00fang ta c\u00f3 nh\u1eefng bi\u1ec7n ph\u00e1p b\u1ea3o tr\u00ec v\u00e0 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 h\u01a1n, t\u1eeb \u0111\u00f3 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 t\u0103ng tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

      B\u1ed9 ng\u01b0ng t\u1ee5 gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t HVAC b\u1eb1ng c\u00e1ch ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc t\u1eeb kh\u00f4ng kh\u00ed \u1ea9m, gi\u00fap l\u00e0m m\u00e1t nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/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":"\nB\u1ed9 ng\u01b0ng t\u1ee5 | Hi\u1ec7u su\u1ea5t HVAC & S\u1ef1 ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc<\/title>\n<meta name=\"description\" content=\"B\u1ed9 ng\u01b0ng t\u1ee5 gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t HVAC b\u1eb1ng c\u00e1ch ng\u01b0ng t\u1ee5 h\u01a1i n\u01b0\u1edbc t\u1eeb kh\u00f4ng kh\u00ed \u1ea9m, gi\u00fap l\u00e0m m\u00e1t nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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