{"id":705660,"date":"2024-10-26T12:23:14","date_gmt":"2024-10-26T11:23:14","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=705660"},"modified":"2024-10-26T12:23:14","modified_gmt":"2024-10-26T11:23:14","slug":"hieu-suat-va-cac-mo-hinh-cua-may-lam-lanh-nen-hoi","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/hieu-suat-va-cac-mo-hinh-cua-may-lam-lanh-nen-hoi\/","title":{"rendered":"Hi\u1ec7u su\u1ea5t v\u00e0 C\u00e1c M\u00f4 H\u00ecnh c\u1ee7a M\u00e1y L\u00e0m L\u1ea1nh N\u00e9n H\u01a1i"},"content":{"rendered":"<p class=\"sidekick\">Hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1c m\u00f4 h\u00ecnh c\u1ee7a m\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i: T\u00ecm hi\u1ec3u c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng t\u1edbi hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1c m\u00f4 h\u00ecnh ph\u1ed5 bi\u1ebfn c\u1ee7a m\u00e1y l\u00e0m l\u1ea1nh.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/hieu_suat_va_cac_mo_hinh_cua_may_lam_lanh_nen_hoi.png\" alt=\"Hi\u1ec7u su\u1ea5t v\u00e0 C\u00e1c M\u00f4 H\u00ecnh c\u1ee7a M\u00e1y L\u00e0m L\u1ea1nh N\u00e9n H\u01a1i\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Hi\u1ec7u su\u1ea5t v\u00e0 C\u00e1c M\u00f4 H\u00ecnh c\u1ee7a M\u00e1y L\u00e0m L\u1ea1nh N\u00e9n H\u01a1i<\/h2>\n<p>M\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i l\u00e0 m\u1ed9t trong nh\u1eefng thi\u1ebft b\u1ecb ph\u1ed5 bi\u1ebfn nh\u1ea5t trong l\u0129nh v\u1ef1c c\u01a1 \u0111i\u1ec7n t\u1eed v\u00e0 k\u1ef9 thu\u1eadt nhi\u1ec7t. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed v\u00e0 t\u1ee7 l\u1ea1nh, nh\u1edd v\u00e0o kh\u1ea3 n\u0103ng hi\u1ec7u qu\u1ea3 cao trong vi\u1ec7c l\u00e0m l\u1ea1nh.<\/p>\n<h2>Hi\u1ec7u su\u1ea5t c\u1ee7a M\u00e1y L\u00e0m L\u1ea1nh N\u00e9n H\u01a1i<\/h2>\n<p>Hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng h\u1ec7 s\u1ed1 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng, hay c\u00f2n g\u1ecdi l\u00e0 <i>Coefficient of Performance<\/i> (COP). \u0110\u00e2y l\u00e0 t\u1ec9 l\u1ec7 gi\u1eefa c\u00f4ng su\u1ea5t l\u00e0m l\u1ea1nh <i>Q<sub>L<\/sub><\/i> v\u00e0 c\u00f4ng su\u1ea5t ti\u00eau th\u1ee5 \u0111i\u1ec7n <i>W<\/i>:<\/p>\n<p><b>COP<\/b> = \\(\\frac{Q_{L}}{W}\\)<\/p>\n<p>M\u1ed9t COP cao cho th\u1ea5y m\u00e1y l\u00e0m l\u1ea1nh hi\u1ec7u qu\u1ea3, ngh\u0129a l\u00e0 n\u00f3 s\u1eed d\u1ee5ng \u00edt n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng nhi\u1ec7t l\u1ea1nh nh\u1ea5t \u0111\u1ecbnh.<\/p>\n<h2>C\u00e1c M\u00f4 H\u00ecnh c\u1ee7a M\u00e1y L\u00e0m L\u1ea1nh N\u00e9n H\u01a1i<\/h2>\n<p>H\u1ec7 th\u1ed1ng m\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh b\u1ed1n th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n<ul>\n<li><b>M\u00e1y n\u00e9n (Compressor):<\/b> Nhi\u1ec7m v\u1ee5 c\u1ee7a m\u00e1y n\u00e9n l\u00e0 n\u00e9n m\u00f4i ch\u1ea5t l\u00e0m l\u1ea1nh (th\u01b0\u1eddng l\u00e0 m\u1ed9t lo\u1ea1i kh\u00ed) t\u1eeb \u00e1p su\u1ea5t th\u1ea5p l\u00ean \u00e1p su\u1ea5t cao.<\/li>\n<li><b>D\u00e0n ng\u01b0ng (Condenser):<\/b> T\u1ea1i \u0111\u00e2y, m\u00f4i ch\u1ea5t l\u00e0m l\u1ea1nh b\u1ecb n\u00e9n l\u1ea1i s\u1ebd trao \u0111\u1ed5i nhi\u1ec7t v\u00e0 ng\u01b0ng t\u1ee5 th\u00e0nh ch\u1ea5t l\u1ecfng.<\/li>\n<li><b>Thi\u1ebft b\u1ecb gi\u00e3n n\u1edf (Expansion Device):<\/b> Ch\u1ea5t l\u1ecfng l\u00e0m l\u1ea1nh sau \u0111\u00f3 \u0111i qua thi\u1ebft b\u1ecb gi\u00e3n n\u1edf, n\u01a1i \u00e1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3.<\/li>\n<li><b>D\u00e0n bay h\u01a1i (Evaporator):<\/b> Cu\u1ed1i c\u00f9ng, m\u00f4i ch\u1ea5t l\u00e0m l\u1ea1nh \u1edf tr\u1ea1ng th\u00e1i l\u1ecfng n\u00e0y h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb kh\u00f4ng gian c\u1ea7n l\u00e0m m\u00e1t v\u00e0 bay h\u01a1i, tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i kh\u00ed v\u00e0 quy tr\u00ecnh ti\u1ebfp t\u1ee5c l\u1eb7p l\u1ea1i.<\/li>\n<\/ul>\n<h2>M\u00f4i Ch\u1ea5t L\u00e0m L\u1ea1nh c\u00e1c M\u00e1y S\u1eed D\u1ee5ng<\/h2>\n<p>C\u00e1c lo\u1ea1i m\u00f4i ch\u1ea5t l\u00e0m l\u1ea1nh ph\u1ed5 bi\u1ebfn hi\u1ec7n nay g\u1ed3m R-134a, R-410A, v\u00e0 R-32. \u0110\u1eb7c \u0111i\u1ec3m chung c\u1ee7a c\u00e1c m\u00f4i ch\u1ea5t n\u00e0y l\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 t\u1ea3n nhi\u1ec7t t\u1ed1t, c\u00f9ng v\u1edbi \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc cao.<\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>M\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 ti\u1ec7n l\u1ee3i trong vi\u1ec7c ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 v\u00e0 kh\u00f4ng kh\u00ed. Hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng COP, v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n nh\u01b0 m\u00e1y n\u00e9n, d\u00e0n ng\u01b0ng, thi\u1ebft b\u1ecb gi\u00e3n n\u1edf, v\u00e0 d\u00e0n bay h\u01a1i \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng. Hi\u1ec3u r\u00f5 v\u1ec1 c\u00e1c m\u00f4 h\u00ecnh v\u00e0 lo\u1ea1i m\u00f4i ch\u1ea5t l\u00e0m l\u1ea1nh c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng m\u00e1y l\u00e0m l\u1ea1nh m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1c m\u00f4 h\u00ecnh c\u1ee7a m\u00e1y l\u00e0m l\u1ea1nh n\u00e9n h\u01a1i: T\u00ecm hi\u1ec3u c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng t\u1edbi hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1c m\u00f4 h\u00ecnh ph\u1ed5 bi\u1ebfn c\u1ee7a m\u00e1y l\u00e0m l\u1ea1nh.<\/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 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ 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