{"id":119,"date":"2025-01-27T16:29:26","date_gmt":"2025-01-27T08:29:26","guid":{"rendered":"https:\/\/texlube.com\/?p=119"},"modified":"2025-05-06T20:03:40","modified_gmt":"2025-05-06T12:03:40","slug":"dau-lam-lanh-la-gi-nguoi-hung-tham-lang-cua-he-thong-lam-mat","status":"publish","type":"post","link":"https:\/\/texlube.com\/vi\/dau-lam-lanh-la-gi-nguoi-hung-tham-lang-cua-he-thong-lam-mat\/","title":{"rendered":"D\u1ea7u l\u00e0m l\u1ea1nh l\u00e0 g\u00ec? Ng\u01b0\u1eddi h\u00f9ng th\u1ea7m l\u1eb7ng c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t"},"content":{"rendered":"<p>Khi b\u1ea1n ngh\u0129 \u0111\u1ebfn t\u1ee7 l\u1ea1nh, m\u00e1y \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed ho\u1eb7c m\u00e1y b\u01a1m nhi\u1ec7t, b\u1ea1n c\u00f3 th\u1ec3 h\u00ecnh dung m\u00e1y n\u00e9n, cu\u1ed9n d\u00e2y v\u00e0 ch\u1ea5t l\u00e0m l\u1ea1nh l\u00e0m nhi\u1ec7m v\u1ee5 n\u1eb7ng n\u1ec1. Nh\u01b0ng c\u00f3 m\u1ed9t th\u00e0nh ph\u1ea7n quan tr\u1ecdng kh\u00e1c ho\u1ea1t \u0111\u1ed9ng \u00e2m th\u1ea7m \u0111\u1eb1ng sau h\u1eadu tr\u01b0\u1eddng:&nbsp;<strong>d\u1ea7u l\u1ea1nh<\/strong>. Th\u01b0\u1eddng b\u1ecb b\u1ecf qua, ch\u1ea5t b\u00f4i tr\u01a1n chuy\u00ean d\u1ee5ng n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 gi\u1eef cho h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u00e0 hi\u1ec7u qu\u1ea3. Trong blog n\u00e0y, ch\u00fang t\u00f4i s\u1ebd ph\u00e2n t\u00edch d\u1ea7u l\u00e0m l\u1ea1nh l\u00e0 g\u00ec, t\u1ea1i sao n\u00f3 quan tr\u1ecdng v\u00e0 n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb m\u00e0 b\u1ea1n s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u1ea1i sao d\u1ea7u l\u1ea1nh l\u1ea1i quan tr\u1ecdng<\/strong><\/h2>\n\n\n\n<p>H\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh kh\u00f4ng ch\u1ec9 t\u1ea1o ra kh\u00f4ng kh\u00ed l\u1ea1nh m\u1ed9t c\u00e1ch k\u1ef3 di\u1ec7u m\u00e0 c\u00f2n d\u1ef1a v\u00e0o c\u00e1c qu\u00e1 tr\u00ecnh c\u01a1 h\u1ecdc ph\u1ee9c t\u1ea1p. C\u1ed1t l\u00f5i c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y l\u00e0&nbsp;<strong>m\u00e1y n\u00e9n<\/strong>, t\u1ea1o \u00e1p su\u1ea5t cho kh\u00ed l\u1ea1nh \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng chu tr\u00ecnh l\u00e0m m\u00e1t. Gi\u1ed1ng nh\u01b0 \u0111\u1ed9ng c\u01a1 \u00f4 t\u00f4, m\u00e1y n\u00e9n c\u00f3 c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng (piston, \u1ed5 tr\u1ee5c, tr\u1ee5c) t\u1ea1o ra nhi\u1ec7t v\u00e0 ma s\u00e1t. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u00f4i tr\u01a1n th\u00edch h\u1ee3p, c\u00e1c b\u1ed9 ph\u1eadn n\u00e0y s\u1ebd nhanh ch\u00f3ng b\u1ecb m\u00f2n, d\u1eabn \u0111\u1ebfn h\u1ecfng h\u00f3c v\u00e0 t\u1ed1n k\u00e9m chi ph\u00ed s\u1eeda ch\u1eefa.<\/p>\n\n\n\n<p>\u0110\u00f3 ch\u00ednh l\u00e0 l\u00fac d\u1ea7u l\u00e0m l\u1ea1nh ph\u00e1t huy t\u00e1c d\u1ee5ng. N\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 ch\u1ea5t b\u00f4i tr\u01a1n m\u00e0 c\u00f2n l\u00e0 ch\u1ea5t l\u1ecfng \u0111a ch\u1ee9c n\u0103ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u1ea3m ma s\u00e1t v\u00e0 m\u00e0i m\u00f2n \u1edf m\u00e1y n\u00e9n.<\/li>\n\n\n\n<li>B\u1ecbt k\u00edn c\u00e1c kho\u1ea3ng h\u1edf gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ec3 duy tr\u00ec \u00e1p su\u1ea5t.<\/li>\n\n\n\n<li>T\u1ea3n nhi\u1ec7t \u0111\u1ec3 tr\u00e1nh qu\u00e1 nhi\u1ec7t.<\/li>\n\n\n\n<li>L\u00e0m gi\u1ea3m ti\u1ebfng \u1ed3n c\u1ee7a c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u01a1 h\u1ecdc.<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu kh\u00f4ng c\u00f3 d\u1ea7u l\u00e0m l\u1ea1nh, t\u1ee7 l\u1ea1nh, m\u00e1y l\u1ea1nh ho\u1eb7c h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t c\u1ee7a \u00f4 t\u00f4 s\u1ebd h\u1ecfng ch\u1ec9 trong v\u00e0i gi\u1edd.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u00ednh ch\u1ea5t ch\u00ednh c\u1ee7a d\u1ea7u l\u1ea1nh<\/strong><\/h2>\n\n\n\n<p>Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i d\u1ea7u \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ea1o ra nh\u01b0 nhau. D\u1ea7u l\u00e0m l\u1ea1nh ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t v\u00e0 m\u00f4i tr\u01b0\u1eddng h\u00f3a ch\u1ea5t kh\u1eafc nghi\u1ec7t. Sau \u0111\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec3m l\u00e0m cho n\u00f3 tr\u1edf n\u00ean \u0111\u1ed9c \u0111\u00e1o:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u0110\u1ed9 nh\u1edbt<\/strong><br>\u0110\u1ed9 nh\u1edbt (\u0111\u1ed9 d\u00e0y) quy\u1ebft \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 ch\u1ea3y c\u1ee7a d\u1ea7u. Qu\u00e1 \u0111\u1eb7c, d\u1ea7u s\u1ebd kh\u00f4ng l\u01b0u th\u00f4ng \u0111\u00fang c\u00e1ch; qu\u00e1 lo\u00e3ng, d\u1ea7u s\u1ebd kh\u00f4ng b\u1ea3o v\u1ec7 \u0111\u01b0\u1ee3c c\u00e1c b\u1ed9 ph\u1eadn. C\u00e1c c\u1ea5p \u0111\u1ed9 ph\u1ed5 bi\u1ebfn nh\u01b0 ISO 32 ho\u1eb7c 68 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn d\u1ef1a tr\u00ean lo\u1ea1i m\u00e1y n\u00e9n v\u00e0 ch\u1ea5t l\u00e0m l\u1ea1nh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t<\/strong><br>M\u00e1y n\u00e9n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 thi\u00eau \u0111\u1ed1t. D\u1ea7u ph\u1ea3i ch\u1ed1ng ph\u00e2n h\u1ee7y ho\u1eb7c t\u1ea1o th\u00e0nh b\u00f9n ngay c\u1ea3 d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc<\/strong><br>Ch\u1ea5t l\u00e0m l\u1ea1nh v\u00e0 d\u1ea7u ph\u1ea3i \u201ch\u00f2a h\u1ee3p\u201d. M\u1ed9t s\u1ed1 lo\u1ea1i d\u1ea7u ph\u1ea3n \u1ee9ng k\u00e9m v\u1edbi ch\u1ea5t l\u00e0m l\u1ea1nh, d\u1eabn \u0111\u1ebfn h\u00ecnh th\u00e0nh axit ho\u1eb7c l\u00e0m t\u1eafc ngh\u1ebdn c\u00e1c b\u1ed9 ph\u1eadn.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng tr\u1ed9n l\u1eabn<\/strong><br>D\u1ea7u ph\u1ea3i tr\u1ed9n v\u1edbi ch\u1ea5t l\u00e0m l\u1ea1nh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 tu\u1ea7n ho\u00e0n tr\u1edf l\u1ea1i m\u00e1y n\u00e9n. N\u1ebfu ch\u00fang t\u00e1ch ra, m\u00e1y n\u00e9n c\u00f3 th\u1ec3 ch\u1ea1y kh\u00f4.<\/li>\n\n\n\n<li><strong>H\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m th\u1ea5p<\/strong><br>\u0110\u1ed9 \u1ea9m trong h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u00f3ng b\u0103ng ho\u1eb7c ph\u1ea3n \u1ee9ng v\u1edbi ch\u1ea5t l\u00e0m l\u1ea1nh, g\u00e2y ra s\u1ef1 \u0103n m\u00f2n. M\u1ed9t s\u1ed1 lo\u1ea1i d\u1ea7u (nh\u01b0 POE) d\u1ec5 h\u1ea5p th\u1ee5 n\u01b0\u1edbc, \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u1ea9n th\u1eadn h\u01a1n trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u00e1c lo\u1ea1i d\u1ea7u l\u1ea1nh<\/strong><\/h2>\n\n\n\n<p>Qua nhi\u1ec1u n\u0103m, d\u1ea7u l\u00e0m l\u1ea1nh \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u1ec3 theo k\u1ecbp v\u1edbi c\u00e1c ch\u1ea5t l\u00e0m l\u1ea1nh thay \u0111\u1ed5i v\u00e0 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng. Sau \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. D\u1ea7u kho\u00e1ng (MO)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ngu\u1ed3n:<\/strong>\u00a0\u0110\u01b0\u1ee3c tinh ch\u1ebf t\u1eeb d\u1ea7u m\u1ecf.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch:<\/strong>\u00a0C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u1edbi c\u00e1c ch\u1ea5t l\u00e0m l\u1ea1nh c\u0169 nh\u01b0 R-12 (CFC) v\u00e0 R-22 (HCFC).<\/li>\n\n\n\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong>\u00a0Kh\u00f4ng tr\u1ed9n l\u1eabn v\u1edbi c\u00e1c ch\u1ea5t l\u00e0m l\u1ea1nh HFC hi\u1ec7n \u0111\u1ea1i (v\u00ed d\u1ee5: R-134a, R-410A).<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Ankylbenzen (AB)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ngu\u1ed3n:<\/strong>\u00a0D\u1ea7u t\u1ed5ng h\u1ee3p pha tr\u1ed9n v\u1edbi d\u1ea7u kho\u00e1ng.<\/li>\n\n\n\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng:<\/strong>\u00a0C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi m\u1ed9t s\u1ed1 HCFC v\u00e0 HFC. Ph\u1ed5 bi\u1ebfn trong c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c c\u1ea3i t\u1ea1o.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Polyolester (POE)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ngu\u1ed3n:<\/strong>\u00a0D\u1ea7u t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb este.<\/li>\n\n\n\n<li><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch:<\/strong>\u00a0S\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho ch\u1ea5t l\u00e0m l\u1ea1nh HFC (v\u00ed d\u1ee5: R-410A trong c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed).<\/li>\n\n\n\n<li><strong>N\u1eafm l\u1ea5y:<\/strong>\u00a0C\u00f3 t\u00ednh h\u00fat \u1ea9m cao (h\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m), do \u0111\u00f3 h\u1ec7 th\u1ed1ng ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m kh\u00f4 c\u1ea9n th\u1eadn.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. Polyalkylene Glycol (PAG)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ngu\u1ed3n:<\/strong>\u00a0D\u1ea7u t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u h\u00f2a \u00f4 t\u00f4 (v\u00ed d\u1ee5: R-134a).<\/li>\n\n\n\n<li><strong>\u0110\u1eb7c \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o:<\/strong>\u00a0D\u1eabn \u0111i\u1ec7n\u2014c\u1ea7n x\u1eed l\u00fd c\u1ea9n th\u1eadn trong h\u1ec7 th\u1ed1ng k\u00edn.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Polyvinyl ete (PVE)<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ngu\u1ed3n:<\/strong>\u00a0D\u1ea7u t\u1ed5ng h\u1ee3p m\u1edbi h\u01a1n d\u00e0nh cho ch\u1ea5t l\u00e0m l\u1ea1nh HFO th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng (v\u00ed d\u1ee5: R-1234yf).<\/li>\n\n\n\n<li><strong>L\u1ee3i th\u1ebf:<\/strong>\u00a0\u0110\u1ed9 h\u00fat \u1ea9m th\u1ea5p, gi\u00fap b\u1ea3o tr\u00ec d\u1ec5 d\u00e0ng h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u1ea1i sao s\u1ef1 k\u1ebft h\u1ee3p d\u1ea7u-ch\u1ea5t l\u00e0m l\u1ea1nh l\u1ea1i quan tr\u1ecdng<\/strong><\/h2>\n\n\n\n<p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u1ed5 d\u1ea7u diesel v\u00e0o m\u1ed9t chi\u1ebfc xe ch\u1ea1y b\u1eb1ng x\u0103ng\u2014n\u00f3 s\u1ebd kh\u00f4ng hi\u1ec7u qu\u1ea3. T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, d\u1ea7u v\u00e0 ch\u1ea5t l\u00e0m l\u1ea1nh kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 ph\u00e1 h\u1ecfng h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t. V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D\u1ea7u kho\u00e1ng + ch\u1ea5t l\u00e0m l\u1ea1nh HFC:<\/strong>\u00a0Ch\u00fang kh\u00f4ng h\u00f2a tr\u1ed9n v\u1edbi nhau, khi\u1ebfn d\u1ea7u b\u1ecb k\u1eb9t trong b\u1ed9 ph\u1eadn bay h\u01a1i v\u00e0 l\u00e0m m\u00e1y n\u00e9n b\u1ecb thi\u1ebfu d\u1ea7u.<\/li>\n\n\n\n<li><strong>D\u1ea7u POE + R-22:<\/strong>\u00a0POE kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho c\u00e1c ch\u1ea5t l\u00e0m l\u1ea1nh c\u0169, d\u1eabn \u0111\u1ebfn hi\u1ec7u qu\u1ea3 k\u00e9m.<\/li>\n<\/ul>\n\n\n\n<p><strong>M\u1eb9o chuy\u00ean nghi\u1ec7p:<\/strong>&nbsp;N\u1ebfu b\u1ea1n \u0111ang c\u1ea3i t\u1ea1o h\u1ec7 th\u1ed1ng c\u0169 (v\u00ed d\u1ee5, thay th\u1ebf R-22 b\u1eb1ng R-407C), c\u00f3 th\u1ec3 b\u1ea1n s\u1ebd c\u1ea7n ph\u1ea3i x\u1ea3 s\u1ea1ch d\u1ea7u kho\u00e1ng v\u00e0 chuy\u1ec3n sang POE.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p b\u1ea3o tr\u00ec<\/strong><\/h2>\n\n\n\n<p>D\u1ea7u l\u00e0m l\u1ea1nh kh\u00f4ng t\u1ed3n t\u1ea1i m\u00e3i m\u00e3i. Theo th\u1eddi gian, nhi\u1ec7t, \u0111\u1ed9 \u1ea9m v\u00e0 ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3. Sau \u0111\u00e2y l\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch gi\u1ea3i quy\u1ebft:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. B\u1eaby d\u1ea7u<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u1ea5n \u0111\u1ec1:<\/strong>\u00a0D\u1ea7u b\u1ecb k\u1eb9t trong b\u1ed9 ph\u1eadn bay h\u01a1i ho\u1eb7c b\u1ed9 ng\u01b0ng t\u1ee5, khi\u1ebfn m\u00e1y n\u00e9n b\u1ecb thi\u1ebfu d\u1ea7u.<\/li>\n\n\n\n<li><strong>S\u1eeda ch\u1eefa:<\/strong>\u00a0Thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng c\u00f3 v\u1eadn t\u1ed1c m\u00f4i ch\u1ea5t l\u1ea1nh th\u00edch h\u1ee3p ho\u1eb7c l\u1eafp \u0111\u1eb7t b\u1ed9 t\u00e1ch d\u1ea7u.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. \u00d4 nhi\u1ec5m \u0111\u1ed9 \u1ea9m<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u1ee7i ro:<\/strong>\u00a0\u0110\u1ed9 \u1ea9m + d\u1ea7u POE = axit \u0103n m\u00f2n l\u00e0m h\u1ecfng c\u00e1c th\u00e0nh ph\u1ea7n.<\/li>\n\n\n\n<li><strong>Ph\u00f2ng ng\u1eeba:<\/strong>\u00a0S\u1eed d\u1ee5ng m\u00e1y b\u01a1m ch\u00e2n kh\u00f4ng trong qu\u00e1 tr\u00ecnh b\u1ea3o d\u01b0\u1ee1ng, th\u00eam b\u1ed9 l\u1ecdc-s\u1ea5y v\u00e0 b\u1ea3o qu\u1ea3n d\u1ea7u trong c\u00e1c th\u00f9ng ch\u1ee9a k\u00edn.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. T\u1ea1o b\u1ecdt<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>G\u00e2y ra:<\/strong>\u00a0Ch\u1ea5t l\u00e0m l\u1ea1nh h\u00f2a tan trong d\u1ea7u khi d\u1eebng m\u00e1y s\u1ebd t\u1ea1o ra b\u1ecdt khi kh\u1edfi \u0111\u1ed9ng.<\/li>\n\n\n\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong>\u00a0Th\u00eam ch\u1ea5t ch\u1ed1ng b\u1ecdt ho\u1eb7c s\u1eed d\u1ee5ng b\u1ed9 gia nhi\u1ec7t cacte \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh d\u1ea7u.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. S\u1ef1 h\u00ecnh th\u00e0nh s\u00e1p<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u1ea5n \u0111\u1ec1:<\/strong>\u00a0D\u1ea7u kho\u00e1ng c\u00f3 th\u1ec3 \u0111\u00f4ng l\u1ea1i th\u00e0nh s\u00e1p \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, l\u00e0m t\u1eafc van ti\u1ebft l\u01b0u.<\/li>\n\n\n\n<li><strong>S\u1eeda ch\u1eefa:<\/strong>\u00a0S\u1eed d\u1ee5ng d\u1ea7u t\u1ed5ng h\u1ee3p c\u00f3 \u0111i\u1ec3m \u0111\u00f4ng \u0111\u1eb7c th\u1ea5p h\u01a1n \u1edf v\u00f9ng kh\u00ed h\u1eadu l\u1ea1nh.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Ch\u1ecdn lo\u1ea1i d\u1ea7u ph\u00f9 h\u1ee3p: H\u01b0\u1edbng d\u1eabn nhanh<\/strong><\/h2>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>Ki\u1ec3m tra H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t:<\/strong>\u00a0Lu\u00f4n lu\u00f4n l\u00e0m theo khuy\u1ebfn ngh\u1ecb c\u1ee7a h\u1ecd.<\/li>\n\n\n\n<li><strong>Ph\u00f9 h\u1ee3p v\u1edbi ch\u1ea5t l\u00e0m l\u1ea1nh:<\/strong>\u00a0POE cho HFC, PAG cho h\u1ec7 th\u1ed1ng \u00f4 t\u00f4, v.v.<\/li>\n\n\n\n<li><strong>H\u00e3y xem x\u00e9t kh\u00ed h\u1eadu:<\/strong>\u00a0M\u00f4i tr\u01b0\u1eddng l\u1ea1nh c\u1ea7n lo\u1ea1i d\u1ea7u c\u00f3 \u0111i\u1ec3m \u0111\u00f4ng \u0111\u1eb7c th\u1ea5p.<\/li>\n\n\n\n<li><strong>\u01afu ti\u00ean b\u1ea3o tr\u00ec:<\/strong>\u00a0S\u1eed d\u1ee5ng b\u1ed9 l\u1ecdc-s\u1ea5y v\u00e0 m\u00e1y ph\u00e1t hi\u1ec7n r\u00f2 r\u1ec9 \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a d\u1ea7u.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u00e1c \u0111\u1ed9ng m\u00f4i tr\u01b0\u1eddng<\/strong><\/h2>\n\n\n\n<p>Khi ch\u1ea5t l\u00e0m l\u1ea1nh chuy\u1ec3n sang c\u00e1c l\u1ef1a ch\u1ecdn th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng (v\u00ed d\u1ee5: HFO), d\u1ea7u c\u0169ng \u0111ang ph\u00e1t tri\u1ec3n. C\u00e1c lo\u1ea1i d\u1ea7u t\u1ed5ng h\u1ee3p hi\u1ec7n \u0111\u1ea1i nh\u01b0 POE kh\u00f4ng \u0111\u1ed9c h\u1ea1i v\u00e0 c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y sinh h\u1ecdc, nh\u01b0ng vi\u1ec7c th\u1ea3i b\u1ecf kh\u00f4ng \u0111\u00fang c\u00e1ch v\u1eabn c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho h\u1ec7 sinh th\u00e1i. Lu\u00f4n t\u00e1i ch\u1ebf d\u1ea7u \u0111\u00e3 qua s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch c\u00f3 tr\u00e1ch nhi\u1ec7m!<\/p>\n\n\n\n<p>D\u1ea7u l\u00e0m l\u1ea1nh c\u00f3 th\u1ec3 v\u00f4 h\u00ecnh, nh\u01b0ng vai tr\u00f2 c\u1ee7a n\u00f3 l\u00e0 kh\u00f4ng th\u1ec3 thay th\u1ebf. B\u1eb1ng c\u00e1ch gi\u1ea3m hao m\u00f2n, ni\u00eam phong c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec7t, n\u00f3 gi\u1eef cho th\u1ef1c ph\u1ea9m c\u1ee7a b\u1ea1n l\u1ea1nh, ng\u00f4i nh\u00e0 c\u1ee7a b\u1ea1n tho\u1ea3i m\u00e1i v\u00e0 \u0111i\u1ec1u h\u00f2a xe h\u01a1i c\u1ee7a b\u1ea1n th\u1ed5i m\u1ea1nh. L\u1ea7n t\u1edbi khi b\u1ea1n th\u01b0\u1edfng th\u1ee9c \u0111\u1ed3 u\u1ed1ng l\u1ea1nh ho\u1eb7c l\u00e0n gi\u00f3 m\u00e1t v\u00e0o m\u1ed9t ng\u00e0y n\u00f3ng n\u1ef1c, h\u00e3y nh\u1edb \u0111\u1ebfn ng\u01b0\u1eddi h\u00f9ng th\u1ea7m l\u1eb7ng \u0111ang l\u00e0m vi\u1ec7c \u0111\u1eb1ng sau h\u1eadu tr\u01b0\u1eddng\u2014d\u1ea7u l\u00e0m l\u1ea1nh.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>When you think of refrigerators, air conditioners, or heat pumps, you probably imagine compressors, coils, and refrigerants doing the heavy lifting. But there\u2019s another critical component silently working behind the scenes:&nbsp;refrigeration oil. Often overlooked, this specialized lubricant is vital to keeping cooling systems running smoothly and efficiently. In this blog, we\u2019ll break down what refrigeration [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2471,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-119","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/posts\/119","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/comments?post=119"}],"version-history":[{"count":1,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/posts\/119\/revisions"}],"predecessor-version":[{"id":120,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/posts\/119\/revisions\/120"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/media\/2471"}],"wp:attachment":[{"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/media?parent=119"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/categories?post=119"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/texlube.com\/vi\/wp-json\/wp\/v2\/tags?post=119"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}