{"id":710085,"date":"2024-10-21T13:14:49","date_gmt":"2024-10-21T12:14:49","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=710085"},"modified":"2024-10-21T13:14:49","modified_gmt":"2024-10-21T12:14:49","slug":"cach-may-bom-ly-tam-di-chuyen-chat-long","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cach-may-bom-ly-tam-di-chuyen-chat-long\/","title":{"rendered":"C\u00e1ch m\u00e1y b\u01a1m ly t\u00e2m di chuy\u1ec3n ch\u1ea5t l\u1ecfng"},"content":{"rendered":"<p class=\"sidekick\">M\u00e1y b\u01a1m ly t\u00e2m di chuy\u1ec3n ch\u1ea5t l\u1ecfng b\u1eb1ng c\u00e1ch t\u1ea1o ra l\u1ef1c ly t\u00e2m, bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh \u0111\u1ed9ng n\u0103ng, gi\u00fap ch\u1ea5t l\u1ecfng l\u01b0u th\u00f4ng hi\u1ec7u qu\u1ea3.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cach_may_bom_ly_tam_di_chuyen_chat_long.png\" alt=\"C\u00e1ch m\u00e1y b\u01a1m ly t\u00e2m di chuy\u1ec3n ch\u1ea5t l\u1ecfng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u00e1ch m\u00e1y b\u01a1m ly t\u00e2m di chuy\u1ec3n ch\u1ea5t l\u1ecfng<\/h2>\n<p>M\u00e1y b\u01a1m ly t\u00e2m l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 thi\u1ebfu trong ng\u00e0nh c\u00f4ng nghi\u1ec7p, n\u00f4ng nghi\u1ec7p v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng d\u00e2n d\u1ee5ng kh\u00e1c nhau. V\u1eady m\u00e1y b\u01a1m ly t\u00e2m ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 di chuy\u1ec3n ch\u1ea5t l\u1ecfng? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u!<\/p>\n<h2>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m<\/h2>\n<p>M\u00e1y b\u01a1m ly t\u00e2m ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd l\u1ef1c ly t\u00e2m. Khi b\u00e1nh c\u00f4ng t\u00e1c (c\u00e1nh qu\u1ea1t hay rotor) c\u1ee7a m\u00e1y b\u01a1m quay, ch\u1ea5t l\u1ecfng s\u1ebd \u0111\u01b0\u1ee3c h\u00fat v\u00e0o t\u00e2m c\u1ee7a b\u00e1nh c\u00f4ng t\u00e1c th\u00f4ng qua c\u1eeda h\u00fat. Sau \u0111\u00f3, nh\u1edd l\u1ef1c quay c\u1ee7a b\u00e1nh c\u00f4ng t\u00e1c, ch\u1ea5t l\u1ecfng b\u1ecb \u0111\u1ea9y ra ngo\u00e0i theo ph\u01b0\u01a1ng ti\u1ebfp tuy\u1ebfn t\u1eeb t\u00e2m b\u00e1nh c\u00f4ng t\u00e1c ra m\u00e9p c\u1ee7a n\u00f3. Qu\u00e1 tr\u00ecnh n\u00e0y t\u1ea1o ra s\u1ef1 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t, khi\u1ebfn ch\u1ea5t l\u1ecfng di chuy\u1ec3n.<\/p>\n<ul>\n<li><b>C\u1eeda h\u00fat:<\/b> \u0110\u00e2y l\u00e0 n\u01a1i ch\u1ea5t l\u1ecfng \u0111i v\u00e0o m\u00e1y b\u01a1m.<\/li>\n<li><b>B\u00e1nh c\u00f4ng t\u00e1c:<\/b> Ph\u1ea7n ch\u00ednh c\u1ee7a m\u00e1y b\u01a1m th\u1ef1c hi\u1ec7n vi\u1ec7c t\u1ea1o ra l\u1ef1c ly t\u00e2m.<\/li>\n<li><b>C\u1eeda x\u1ea3:<\/b> N\u01a1i ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c \u0111\u1ea9y ra sau khi \u0111i qua b\u00e1nh c\u00f4ng t\u00e1c.<\/li>\n<\/ul>\n<h2>C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m<\/h2>\n<p>M\u00e1y b\u01a1m ly t\u00e2m c\u00f3 c\u1ea5u t\u1ea1o kh\u00e1 \u0111\u01a1n gi\u1ea3n nh\u01b0ng r\u1ea5t hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n<ol>\n<li><b>V\u1ecf b\u01a1m:<\/b> L\u00e0 b\u1ed9 ph\u1eadn b\u1ea3o v\u1ec7 v\u00e0 d\u1eabn h\u01b0\u1edbng d\u00f2ng ch\u1ea3y. V\u1ecf b\u01a1m c\u00f2n c\u00f3 nhi\u1ec7m v\u1ee5 t\u0103ng \u00e1p l\u1ef1c ngh\u1ec9 vi\u1ec7c ch\u1ea5t l\u1ecfng khi ra ngo\u00e0i.<\/li>\n<li><b>B\u00e1nh c\u00f4ng t\u00e1c:<\/b> \u0110\u00e2y l\u00e0 ph\u1ea7n quay, t\u1ea1o l\u1ef1c ly t\u00e2m \u0111\u1ec3 \u0111\u1ea9y ch\u1ea5t l\u1ecfng. C\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o t\u1eeb nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u nh\u01b0 gang, th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c nh\u1ef1a.<\/li>\n<li><b>Tr\u1ee5c b\u01a1m:<\/b> K\u1ebft n\u1ed1i \u0111\u1ed9ng c\u01a1 v\u1edbi b\u00e1nh c\u00f4ng t\u00e1c, truy\u1ec1n \u0111\u1ed9ng l\u1ef1c t\u1eeb \u0111\u1ed9ng c\u01a1 sang b\u00e1nh c\u00f4ng t\u00e1c.<\/li>\n<li><b>\u0110\u1ed9ng c\u01a1:<\/b> Cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 l\u00e0m quay tr\u1ee5c b\u01a1m v\u00e0 b\u00e1nh c\u00f4ng t\u00e1c.<\/li>\n<\/ol>\n<h2>C\u00f4ng th\u1ee9c l\u00e0m vi\u1ec7c c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m<\/h2>\n<p>Hi\u1ec7u su\u1ea5t v\u00e0 \u00e1p l\u1ef1c c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n theo c\u00e1c c\u00f4ng th\u1ee9c v\u1eadt l\u00fd. M\u1ed9t c\u00f4ng th\u1ee9c c\u01a1 b\u1ea3n li\u00ean quan \u0111\u1ebfn n\u0103ng l\u01b0\u1ee3ng cung c\u1ea5p cho ch\u1ea5t l\u1ecfng l\u00e0:<\/p>\n<p><i>Hi\u1ec7u n\u0103ng c\u1ee7a m\u00e1y b\u01a1m<\/i> (\\(\\eta\\)) = \\(\\frac{\\text{C\u00f4ng c\u01a1 h\u1ecdc th\u1ef1c hi\u1ec7n b\u1edfi ch\u1ea5t l\u1ecfng}}{\\text{C\u00f4ng c\u01a1 h\u1ecdc c\u1ee7a \u0111\u1ed9ng c\u01a1}}\\)<\/p>\n<p>Ta c\u00f2n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c Bernoulli \u0111\u1ec3 m\u00f4 t\u1ea3 m\u1ed1i quan h\u1ec7 gi\u1eefa \u00e1p su\u1ea5t, v\u1eadn t\u1ed1c v\u00e0 \u0111\u1ed9 cao c\u1ee7a d\u00f2ng ch\u1ea5t l\u1ecfng qua m\u00e1y b\u01a1m:<\/p>\n<p>\\(P + \\frac{1}{2} \\rho v^2 + \\rho gh\\)<\/p>\n<ul>\n<li><b>P:<\/b> \u00e1p su\u1ea5t c\u1ee7a ch\u1ea5t l\u1ecfng.<\/li>\n<li><b>\\rho:<\/b> m\u1eadt \u0111\u1ed9 c\u1ee7a ch\u1ea5t l\u1ecfng.<\/li>\n<li><b>v:<\/b> v\u1eadn t\u1ed1c c\u1ee7a ch\u1ea5t l\u1ecfng.<\/li>\n<li><b>g:<\/b> gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng.<\/li>\n<li><b>h:<\/b> \u0111\u1ed9 cao c\u1ee7a ch\u1ea5t l\u1ecfng.<\/li>\n<\/ul>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m<\/h2>\n<p>M\u00e1y b\u01a1m ly t\u00e2m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u1edd hi\u1ec7u su\u1ea5t cao v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh. C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li><b>H\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc:<\/b> M\u00e1y b\u01a1m ly t\u00e2m \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc t\u1eeb nh\u1ecf \u0111\u1ebfn l\u1edbn, t\u1eeb h\u1ed9 gia \u0111\u00ecnh \u0111\u1ebfn h\u1ec7 th\u1ed1ng th\u00e0nh ph\u1ed1.<\/li>\n<li><b>Ng\u00e0nh c\u00f4ng nghi\u1ec7p:<\/b> S\u1eed d\u1ee5ng trong c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t, x\u1eed l\u00fd h\u00f3a ch\u1ea5t v\u00e0 d\u1ea7u kh\u00ed.<\/li>\n<li><b>N\u00f4ng nghi\u1ec7p:<\/b> B\u01a1m n\u01b0\u1edbc t\u01b0\u1edbi ti\u00eau cho c\u00e2y tr\u1ed3ng v\u00e0 ch\u0103n nu\u00f4i.<\/li>\n<\/ul>\n<p>Qua b\u00e0i vi\u1ebft n\u00e0y, hy v\u1ecdng b\u1ea1n \u0111\u00e3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a m\u00e1y b\u01a1m ly t\u00e2m trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y. M\u00e1y b\u01a1m ly t\u00e2m kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 quan tr\u1ecdng m\u00e0 c\u00f2n l\u00e0 m\u1ed9t minh ch\u1ee9ng cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a k\u1ef9 thu\u1eadt v\u00e0 c\u00f4ng ngh\u1ec7 nh\u1eb1m n\u00e2ng cao hi\u1ec7u qu\u1ea3 lao \u0111\u1ed9ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ed1ng c\u1ee7a con ng\u01b0\u1eddi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u00e1y b\u01a1m ly t\u00e2m di chuy\u1ec3n ch\u1ea5t l\u1ecfng b\u1eb1ng c\u00e1ch t\u1ea1o ra l\u1ef1c ly t\u00e2m, bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc th\u00e0nh \u0111\u1ed9ng n\u0103ng, gi\u00fap ch\u1ea5t l\u1ecfng l\u01b0u th\u00f4ng hi\u1ec7u qu\u1ea3.<\/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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