{"id":696460,"date":"2024-09-28T10:17:37","date_gmt":"2024-09-28T09:17:37","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=696460"},"modified":"2024-09-28T10:17:37","modified_gmt":"2024-09-28T09:17:37","slug":"toi-uu-hoa-dong-chay-trong-ky-thuat-quy-trinh","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/toi-uu-hoa-dong-chay-trong-ky-thuat-quy-trinh\/","title":{"rendered":"T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh"},"content":{"rendered":"<p class=\"sidekick\">T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh: C\u00e1ch c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc v\u00e0 quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/toi_uu_hoa_dong_chay_trong_ky_thuat_quy_trinh.png\" alt=\"T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh<\/h2>\n<p>Trong l\u0129nh v\u1ef1c k\u1ef9 thu\u1eadt quy tr\u00ecnh, t\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 cao nh\u1ea5t trong s\u1ea3n xu\u1ea5t v\u00e0 v\u1eadn h\u00e0nh. T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m thi\u1ec3u n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5 m\u00e0 c\u00f2n t\u0103ng c\u01b0\u1eddng hi\u1ec7u su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng kh\u00eda c\u1ea1nh c\u01a1 b\u1ea3n v\u1ec1 t\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh m\u00e0 b\u1ea1n c\u1ea7n bi\u1ebft.<\/p>\n<h2>\u0110\u1ecbnh ngh\u0129a v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng ch\u1ea3y<\/h2>\n<p>D\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh \u0111\u1ec1 c\u1eadp \u0111\u1ebfn s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed trong c\u00e1c thi\u1ebft b\u1ecb v\u00e0 h\u1ec7 th\u1ed1ng s\u1ea3n xu\u1ea5t. C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng ch\u1ea3y bao g\u1ed3m:<\/p>\n<ul>\n<li><b>\u0110\u1ed9 nh\u1edbt:<\/b> \u0110\u1eb7c tr\u01b0ng c\u1ee7a ch\u1ea5t l\u1ecfng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 d\u1ecbch chuy\u1ec3n.<\/li>\n<li><b>\u00c1p su\u1ea5t:<\/b> \u0110\u1ed9 ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y ho\u1eb7c c\u1ea3n tr\u1edf d\u00f2ng ch\u1ea3y.<\/li>\n<li><b>Nhi\u1ec7t \u0111\u1ed9:<\/b> \u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 nh\u1edbt v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed.<\/li>\n<li><b>K\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u01b0\u1eddng \u1ed1ng:<\/b> \u0110\u01b0\u1eddng \u1ed1ng v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng kh\u00e1c nhau s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u00f2ng ch\u1ea3y kh\u00e1c nhau.<\/li>\n<\/ul>\n<h2>C\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n trong t\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y<\/h2>\n<ol>\n<li><b>\u0110\u1ecbnh lu\u1eadt Bernoulli:<\/b> \u0110\u1ecbnh lu\u1eadt n\u00e0y ph\u00e1t bi\u1ec3u r\u1eb1ng t\u1ed5ng n\u0103ng l\u01b0\u1ee3ng c\u1ee7a d\u00f2ng ch\u1ea3y, bao g\u1ed3m n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9ng h\u1ecdc, n\u0103ng l\u01b0\u1ee3ng th\u1ebf v\u00e0 n\u0103ng l\u01b0\u1ee3ng \u00e1p su\u1ea5t, l\u00e0 h\u1eb1ng s\u1ed1. C\u00f4ng th\u1ee9c \u0111\u1ecbnh lu\u1eadt Bernoulli l\u00e0:\n<p>\\( P + \\frac{1}{2} \\rho v^2 + \\rho gh = constant \\)<\/p>\n<ul>\n<li>P: \u00c1p su\u1ea5t<\/li>\n<li>\u03c1: M\u1eadt \u0111\u1ed9 ch\u1ea5t l\u1ecfng<\/li>\n<li>v: V\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y<\/li>\n<li>g: Gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng<\/li>\n<li>h: Chi\u1ec1u cao<\/li>\n<\/ul>\n<\/li>\n<li><b>Ph\u01b0\u01a1ng tr\u00ecnh li\u00ean t\u1ee5c:<\/b> Nh\u1eb1m \u0111\u1ea3m b\u1ea3o kh\u1ed1i l\u01b0\u1ee3ng trong h\u1ec7 th\u1ed1ng k\u00edn kh\u00f4ng thay \u0111\u1ed5i. Ph\u01b0\u01a1ng tr\u00ecnh li\u00ean t\u1ee5c \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n nh\u01b0 sau:\n<p>\\( A_1 v_1 = A_2 v_2 \\)<\/p>\n<ul>\n<li>A: Di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang<\/li>\n<li>v: V\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y<\/li>\n<\/ul>\n<\/li>\n<li><b>\u0110\u1ecbnh lu\u1eadt Poiseuille:<\/b> \u0110\u1ecbnh lu\u1eadt n\u00e0y m\u00f4 t\u1ea3 d\u00f2ng ch\u1ea3y t\u1ea7ng trong \u1ed1ng tr\u00f2n v\u1edbi \u0111\u1ed9 d\u00e0i \\(L\\). C\u00f4ng th\u1ee9c:\n<p>\\( Q = \\frac{\\pi R^4 \\Delta P}{8 \\eta L} \\)<\/p>\n<ul>\n<li>Q: L\u01b0u l\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y<\/li>\n<li>R: B\u00e1n k\u00ednh \u1ed1ng<\/li>\n<li>\u0394P: Ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t<\/li>\n<li>\u03b7: \u0110\u1ed9 nh\u1edbt<\/li>\n<li>L: Chi\u1ec1u d\u00e0i \u1ed1ng<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a t\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y<\/h2>\n<p>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau c\u1ee7a k\u1ef9 thu\u1eadt quy tr\u00ecnh, bao g\u1ed3m:<\/p>\n<ul>\n<li><b>Ng\u00e0nh d\u1ea7u kh\u00ed:<\/b> T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y gi\u00fap gi\u1ea3m thi\u1ec3u m\u1ea5t m\u00e1t \u00e1p su\u1ea5t v\u00e0 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t khai th\u00e1c d\u1ea7u v\u00e0 kh\u00ed.<\/li>\n<li><b>S\u1ea3n xu\u1ea5t h\u00f3a ch\u1ea5t:<\/b> T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y gi\u00fap c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 gi\u1ea3m thi\u1ec3u s\u1ef1 h\u00ecnh th\u00e0nh c\u1eb7n.<\/li>\n<li><b>X\u1eed l\u00fd n\u01b0\u1edbc:<\/b> T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y \u0111\u1ea3m b\u1ea3o hi\u1ec7u qu\u1ea3 l\u1ecdc v\u00e0 ph\u00e2n t\u00e1ch c\u1eb7n b\u00e3 trong h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c quan tr\u1ecdng trong k\u1ef9 thu\u1eadt quy tr\u00ecnh, gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 c\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng, c\u00e1c k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch t\u1ed1i \u01b0u nh\u1ea5t. H\u00e3y ti\u1ebfp t\u1ee5c kh\u00e1m ph\u00e1 v\u00e0 \u00e1p d\u1ee5ng c\u00e1c nguy\u00ean l\u00fd t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u1eefng th\u00e0nh t\u1ef1u m\u1edbi trong c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong k\u1ef9 thu\u1eadt quy tr\u00ecnh: C\u00e1ch c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c h\u1ec7 th\u1ed1ng nhi\u1ec7t \u0111\u1ed9ng h\u1ecdc v\u00e0 quy tr\u00ecnh c\u00f4ng nghi\u1ec7p.<\/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>T\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y trong 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