{"id":673583,"date":"2024-09-08T20:25:27","date_gmt":"2024-09-08T19:25:27","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=673583"},"modified":"2024-09-08T20:25:27","modified_gmt":"2024-09-08T19:25:27","slug":"lam-the-nao-may-bom-nhiet-dat-duoc-hieu-suat-cao","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/lam-the-nao-may-bom-nhiet-dat-duoc-hieu-suat-cao\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o m\u00e1y b\u01a1m nhi\u1ec7t \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t cao"},"content":{"rendered":"<p class=\"sidekick\">M\u00e1y b\u01a1m nhi\u1ec7t \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb m\u00f4i tr\u01b0\u1eddng xung quanh, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m chi ph\u00ed, kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t v\u00e0 s\u01b0\u1edfi \u1ea5m.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/lam_the_nao_may_bom_nhiet_dat_duoc_hieu_suat_cao.png\" alt=\"L\u00e0m th\u1ebf n\u00e0o m\u00e1y b\u01a1m nhi\u1ec7t \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t cao\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>L\u00e0m Th\u1ebf N\u00e0o M\u00e1y B\u01a1m Nhi\u1ec7t \u0110\u1ea1t \u0110\u01b0\u1ee3c Hi\u1ec7u Su\u1ea5t Cao<\/h2>\n<p>M\u00e1y b\u01a1m nhi\u1ec7t l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 hi\u1ec7u qu\u1ea3 cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n nhi\u1ec7t t\u1eeb m\u1ed9t n\u01a1i n\u00e0y sang n\u01a1i kh\u00e1c, gi\u00fap l\u00e0m \u1ea5m ho\u1eb7c l\u00e0m m\u00e1t c\u00e1c kh\u00f4ng gian kh\u00e1c nhau. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t cao, m\u00e1y b\u01a1m nhi\u1ec7t d\u1ef1a v\u00e0o m\u1ed9t s\u1ed1 nguy\u00ean l\u00fd v\u00e0 ph\u01b0\u01a1ng ph\u00e1p k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n sau:<\/p>\n<h2>Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a M\u00e1y B\u01a1m Nhi\u1ec7t<\/h2>\n<p>M\u00e1y b\u01a1m nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc, c\u1ee5 th\u1ec3 l\u00e0 chu tr\u00ecnh Carnot. Chu tr\u00ecnh n\u00e0y s\u1eed d\u1ee5ng m\u1ed9t ch\u1ea5t l\u00e0m l\u1ea1nh \u0111\u1ec3 h\u1ea5p th\u1ee5 v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t:<\/p>\n<ul>\n<li><b>Evaporator (D\u00e0n Bay H\u01a1i):<\/b> Ch\u1ea5t l\u00e0m l\u1ea1nh h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb m\u00f4i tr\u01b0\u1eddng xung quanh v\u00e0 bay h\u01a1i, bi\u1ebfn th\u00e0nh kh\u00ed.<\/li>\n<li><b>Compressor (M\u00e1y N\u00e9n):<\/b> Kh\u00ed l\u00e0m l\u1ea1nh b\u1ecb n\u00e9n l\u1ea1i, t\u0103ng \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9.<\/li>\n<li><b>Condenser (D\u00e0n Ng\u01b0ng):<\/b> Kh\u00ed n\u00e9n \u0111i qua d\u00e0n ng\u01b0ng v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec7t, ch\u1ea5t l\u00e0m l\u1ea1nh ng\u01b0ng t\u1ee5 tr\u1edf l\u1ea1i th\u00e0nh ch\u1ea5t l\u1ecfng.<\/li>\n<li><b>Expansion Valve (Van Gi\u1ea3m \u00c1p):<\/b> Ch\u1ea5t l\u1ecfng \u0111i qua van gi\u1ea3m \u00e1p v\u00e0 l\u1ea1i tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u, s\u1eb5n s\u00e0ng \u0111\u1ec3 b\u1eaft \u0111\u1ea7u chu tr\u00ecnh m\u1edbi.<\/li>\n<\/ul>\n<h2>C\u00e1c Y\u1ebfu T\u1ed1 \u1ea2nh H\u01b0\u1edfng \u0110\u1ebfn Hi\u1ec7u Su\u1ea5t C\u1ee7a M\u00e1y B\u01a1m Nhi\u1ec7t<\/h2>\n<p>Hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y b\u01a1m nhi\u1ec7t th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng b\u1eb1ng h\u1ec7 s\u1ed1 hi\u1ec7u qu\u1ea3 (Coefficient of Performance &#8211; COP), \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng:<\/p>\n<p>\\[<br \/>\nCOP = \\frac{Q}{W}<br \/>\n\\]\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>Q l\u00e0 nhi\u1ec7t l\u01b0\u1ee3ng thu \u0111\u01b0\u1ee3c ho\u1eb7c th\u1ea3i ra<\/li>\n<li>W l\u00e0 c\u00f4ng su\u1ea5t cung c\u1ea5p cho m\u00e1y n\u00e9n<\/li>\n<\/ul>\n<p>\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t cao, c\u00e1c y\u1ebfu t\u1ed1 sau \u0111\u00e2y c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t:<\/p>\n<h3>Ch\u1ea5t L\u00e0m L\u1ea1nh<\/h3>\n<p>L\u1ef1a ch\u1ecdn ch\u1ea5t l\u00e0m l\u1ea1nh th\u00edch h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng. Ch\u1ea5t l\u00e0m l\u1ea1nh c\u1ea7n c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 nhi\u1ec1u nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 gi\u1ea3i ph\u00f3ng nhi\u1ec1u nhi\u1ec7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n<h3>Thi\u1ebft K\u1ebf H\u1ec7 Th\u1ed1ng<\/h3>\n<p>Vi\u1ec7c thi\u1ebft k\u1ebf \u0111\u00fang c\u00e1c th\u00e0nh ph\u1ea7n nh\u01b0 evaporator, condenser v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng c\u0169ng \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn hi\u1ec7u su\u1ea5t. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 gi\u1ea3m thi\u1ec3u t\u1ed5n th\u1ea5t nhi\u1ec7t l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n<h3>\u0110i\u1ec1u Ki\u1ec7n Ho\u1ea1t \u0110\u1ed9ng<\/h3>\n<p>M\u00e1y b\u01a1m nhi\u1ec7t ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 nh\u1ea5t trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng kh\u00f4ng qu\u00e1 kh\u1eafc nghi\u1ec7t. Trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng c\u1ef1c \u0111oan, hi\u1ec7u su\u1ea5t c\u00f3 th\u1ec3 gi\u1ea3m.<\/p>\n<h3>B\u1ea3o D\u01b0\u1ee1ng \u0110\u1ecbnh K\u1ef3<\/h3>\n<p>Vi\u1ec7c b\u1ea3o d\u01b0\u1ee1ng \u0111\u1ecbnh k\u1ef3 gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a m\u00e1y b\u01a1m nhi\u1ec7t lu\u00f4n ho\u1ea1t \u0111\u1ed9ng trong t\u00ecnh tr\u1ea1ng t\u1ed1t nh\u1ea5t, t\u1eeb \u0111\u00f3 duy tr\u00ec hi\u1ec7u su\u1ea5t cao.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>M\u00e1y b\u01a1m nhi\u1ec7t l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 cao trong vi\u1ec7c l\u00e0m \u1ea5m v\u00e0 l\u00e0m m\u00e1t kh\u00f4ng gian. B\u1eb1ng vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i \u00edch t\u1ed1i \u0111a t\u1eeb c\u00f4ng ngh\u1ec7 n\u00e0y.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y b\u01a1m nhi\u1ec7t \u0111\u1ea1t hi\u1ec7u su\u1ea5t cao th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb m\u00f4i tr\u01b0\u1eddng xung quanh, ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m chi ph\u00ed, kh\u1ea3 n\u0103ng l\u00e0m m\u00e1t v\u00e0 s\u01b0\u1edfi \u1ea5m.<\/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":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - 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