{"id":704445,"date":"2024-10-01T23:37:24","date_gmt":"2024-10-01T22:37:24","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704445"},"modified":"2024-10-01T23:37:24","modified_gmt":"2024-10-01T22:37:24","slug":"bom-banh-rang-xu-ly-do-nhot-boi-tron","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/bom-banh-rang-xu-ly-do-nhot-boi-tron\/","title":{"rendered":"B\u01a1m B\u00e1nh R\u0103ng | X\u1eed L\u00fd \u0110\u1ed9 Nh\u1edbt &#038; B\u00f4i Tr\u01a1n"},"content":{"rendered":"<p class=\"sidekick\">B\u01a1m b\u00e1nh r\u0103ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m b\u00e1nh r\u0103ng x\u1eed l\u00fd \u0111\u1ed9 nh\u1edbt v\u00e0 b\u00f4i tr\u01a1n hi\u1ec7u qu\u1ea3 trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/bom_banh_rang_xu_ly_do_nhot_boi_tron.png\" alt=\"B\u01a1m B\u00e1nh R\u0103ng | X\u1eed L\u00fd \u0110\u1ed9 Nh\u1edbt &#038; B\u00f4i Tr\u01a1n\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>B\u01a1m B\u00e1nh R\u0103ng | X\u1eed L\u00fd \u0110\u1ed9 Nh\u1edbt &#038; B\u00f4i Tr\u01a1n<\/h2>\n<p>B\u01a1m b\u00e1nh r\u0103ng l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quan tr\u1ecdng trong ng\u00e0nh nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 b\u01a1m c\u00e1c ch\u1ea5t l\u1ecfng c\u00f3 \u0111\u1ed9 nh\u1edbt cao v\u00e0 c\u00e1c lo\u1ea1i d\u1ea7u b\u00f4i tr\u01a1n. Ch\u00fang ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd \u0103n kh\u1edbp c\u1ee7a c\u00e1c b\u00e1nh r\u0103ng, gi\u00fap di chuy\u1ec3n ch\u1ea5t l\u1ecfng t\u1eeb \u0111\u1ea7u v\u00e0o t\u1edbi \u0111\u1ea7u ra c\u1ee7a b\u01a1m.<\/p>\n<h2>C\u1ea5u t\u1ea1o v\u00e0 Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a B\u01a1m B\u00e1nh R\u0103ng<\/h2>\n<p>B\u01a1m b\u00e1nh r\u0103ng g\u1ed3m hai b\u00e1nh r\u0103ng ch\u00ednh: b\u00e1nh r\u0103ng \u0111\u1ed9ng v\u00e0 b\u00e1nh r\u0103ng d\u1eabn \u0111\u1ed9ng. Khi b\u00e1nh r\u0103ng d\u1eabn \u0111\u1ed9ng quay, n\u00f3 k\u00e9o theo b\u00e1nh r\u0103ng \u0111\u1ed9ng, t\u1ea1o ra l\u01b0u l\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y. Ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c h\u00fat v\u00e0o c\u00e1c kho\u1ea3ng tr\u1ed1ng gi\u1eefa c\u00e1c r\u0103ng v\u00e0 v\u00e1ch b\u01a1m, sau \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ea9y ra qua \u1ed1ng x\u1ea3 khi c\u00e1c b\u00e1nh r\u0103ng ti\u1ebfp t\u1ee5c quay.<\/p>\n<ul>\n<li><b>B\u00e1nh r\u0103ng \u0111\u1ed9ng:<\/b> K\u1ebft n\u1ed1i v\u1edbi tr\u1ee5c \u0111\u1ed9ng c\u01a1, t\u1ea1o ra chuy\u1ec3n \u0111\u1ed9ng quay.<\/li>\n<li><b>B\u00e1nh r\u0103ng d\u1eabn \u0111\u1ed9ng:<\/b> Quay nh\u1edd s\u1ef1 \u0103n kh\u1edbp v\u1edbi b\u00e1nh r\u0103ng \u0111\u1ed9ng.<\/li>\n<li><b>Kho\u1ea3ng tr\u1ed1ng gi\u1eefa c\u00e1c r\u0103ng:<\/b> Khu v\u1ef1c ch\u1ee9a v\u00e0 di chuy\u1ec3n ch\u1ea5t l\u1ecfng.<\/li>\n<\/ul>\n<h2>X\u1eed L\u00fd \u0110\u1ed9 Nh\u1edbt<\/h2>\n<p>\u0110\u1ed9 nh\u1edbt c\u1ee7a ch\u1ea5t l\u1ecfng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u01a1m b\u00e1nh r\u0103ng. \u0110\u1ed9 nh\u1edbt l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o l\u01b0\u1eddng s\u1ef1 ch\u1ed1ng l\u1ea1i d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng. Ch\u1ea5t l\u1ecfng c\u00f3 \u0111\u1ed9 nh\u1edbt cao th\u01b0\u1eddng ch\u1ea3y ch\u1eadm h\u01a1n v\u00e0 c\u1ea7n l\u1ef1c l\u1edbn h\u01a1n \u0111\u1ec3 b\u01a1m.<\/p>\n<ol>\n<li><b>\u0110\u1ed9 nh\u1edbt \u0111\u1ed9ng l\u1ef1c h\u1ecdc (\u03bc):<\/b> \u0110o b\u1eb1ng \u0111\u01a1n v\u1ecb Pa.s ho\u1eb7c cP (centipoise).<\/li>\n<li><b>\u0110\u1ed9 nh\u1edbt \u0111\u1ed9ng h\u1ecdc (\u03bd):<\/b> \u0110o b\u1eb1ng \u0111\u01a1n v\u1ecb m\u00b2\/s ho\u1eb7c cSt (centistokes).<\/li>\n<\/ol>\n<p>C\u00f4ng th\u1ee9c t\u00ednh \u0111\u1ed9 nh\u1edbt \u0111\u1ed9ng h\u1ecdc l\u00e0:<\/p>\n<p>\\( \\nu = \\frac{\\mu}{\\rho} \\)<\/p>\n<p>trong \u0111\u00f3, \\( \\nu \\) l\u00e0 \u0111\u1ed9 nh\u1edbt \u0111\u1ed9ng h\u1ecdc, \\( \\mu \\) l\u00e0 \u0111\u1ed9 nh\u1edbt \u0111\u1ed9ng l\u1ef1c h\u1ecdc v\u00e0 \\( \\rho \\) l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a ch\u1ea5t l\u1ecfng.<\/p>\n<h2>B\u00f4i Tr\u01a1n<\/h2>\n<p>B\u00f4i tr\u01a1n l\u00e0 qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t l\u1ecfng c\u00f3 \u0111\u1ed9 nh\u1edbt ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3m ma s\u00e1t v\u00e0 m\u00e0i m\u00f2n gi\u1eefa c\u00e1c b\u1ec1 m\u1eb7t ti\u1ebfp x\u00fac trong b\u01a1m b\u00e1nh r\u0103ng. \u0110i\u1ec1u n\u00e0y gi\u00fap k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a b\u01a1m v\u00e0 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/p>\n<ul>\n<li><b>D\u1ea7u nh\u1edbt:<\/b> Ch\u1ea5t l\u1ecfng ph\u1ed5 bi\u1ebfn nh\u1ea5t d\u00f9ng \u0111\u1ec3 b\u00f4i tr\u01a1n trong b\u01a1m b\u00e1nh r\u0103ng.<\/li>\n<li><b>M\u1ee1 b\u00f4i tr\u01a1n:<\/b> \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n y\u00eau c\u1ea7u \u00e1p su\u1ea5t cao ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 th\u1ea5p.<\/li>\n<\/ul>\n<p>C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 c\u1ee7a b\u00f4i tr\u01a1n bao g\u1ed3m \u0111\u1ed9 nh\u1edbt c\u1ee7a d\u1ea7u, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u1ed1c \u0111\u1ed9 quay c\u1ee7a b\u00e1nh r\u0103ng. L\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i ch\u1ea5t b\u00f4i tr\u01a1n v\u00e0 b\u1ea3o tr\u00ec \u0111\u1ecbnh k\u1ef3 l\u00e0 c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u01a1m ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>B\u01a1m b\u00e1nh r\u0103ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong ng\u00e0nh nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc, \u0111\u1eb7c bi\u1ec7t trong vi\u1ec7c x\u1eed l\u00fd c\u00e1c ch\u1ea5t l\u1ecfng c\u00f3 \u0111\u1ed9 nh\u1edbt cao v\u00e0 b\u00f4i tr\u01a1n. Hi\u1ec3u r\u00f5 v\u1ec1 c\u1ea5u t\u1ea1o, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, c\u00e1ch x\u1eed l\u00fd \u0111\u1ed9 nh\u1edbt v\u00e0 b\u00f4i tr\u01a1n s\u1ebd gi\u00fap ch\u00fang ta s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o d\u01b0\u1ee1ng b\u01a1m b\u00e1nh r\u0103ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u01a1m b\u00e1nh r\u0103ng: T\u00ecm hi\u1ec3u c\u00e1ch b\u01a1m b\u00e1nh r\u0103ng x\u1eed l\u00fd \u0111\u1ed9 nh\u1edbt v\u00e0 b\u00f4i tr\u01a1n hi\u1ec7u qu\u1ea3 trong ng\u00e0nh k\u1ef9 thu\u1eadt nhi\u1ec7t, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u.<\/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\/ -->\n<title>B\u01a1m B\u00e1nh 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