{"id":695776,"date":"2024-11-03T18:47:05","date_gmt":"2024-11-03T17:47:05","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=695776"},"modified":"2024-11-03T18:47:05","modified_gmt":"2024-11-03T17:47:05","slug":"dong-luc-hoc-chat-long-trong-tuoi-tieu-nong-nghiep","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/dong-luc-hoc-chat-long-trong-tuoi-tieu-nong-nghiep\/","title":{"rendered":"\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p"},"content":{"rendered":"<p class=\"sidekick\">\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p: s\u1eed d\u1ee5ng nguy\u00ean l\u00fd d\u00f2ng ch\u1ea3y \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i n\u01b0\u1edbc, t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/dong_luc_hoc_chat_long_trong_tuoi_tieu_nong_nghiep.png\" alt=\"\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>\u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng Trong T\u01b0\u1edbi Ti\u00eau N\u00f4ng Nghi\u1ec7p<\/h2>\n<p>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng l\u00e0 m\u1ed9t nh\u00e1nh quan tr\u1ecdng c\u1ee7a khoa h\u1ecdc v\u00e0 k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n, nghi\u00ean c\u1ee9u v\u1ec1 chuy\u1ec3n \u0111\u1ed9ng v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a c\u00e1c ch\u1ea5t l\u1ecfng. Trong l\u0129nh v\u1ef1c t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p, hi\u1ec3u bi\u1ebft v\u1ec1 \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng n\u01b0\u1edbc, m\u1ed9t t\u00e0i nguy\u00ean thi\u00ean nhi\u00ean qu\u00fd gi\u00e1.<\/p>\n<h2>C\u01a1 B\u1ea3n V\u1ec1 \u0110\u1ed9ng L\u1ef1c H\u1ecdc Ch\u1ea5t L\u1ecfng<\/h2>\n<p>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c chia th\u00e0nh hai nh\u00e1nh ch\u00ednh: th\u1ee7y t\u0129nh h\u1ecdc v\u00e0 th\u1ee7y \u0111\u1ed9ng h\u1ecdc. Th\u1ee7y t\u0129nh h\u1ecdc nghi\u00ean c\u1ee9u ch\u1ea5t l\u1ecfng trong tr\u1ea1ng th\u00e1i t\u0129nh, c\u00f2n th\u1ee7y \u0111\u1ed9ng h\u1ecdc nghi\u00ean c\u1ee9u ch\u1ea5t l\u1ecfng \u0111ang chuy\u1ec3n \u0111\u1ed9ng. C\u00e1c ph\u00e9p t\u00ednh v\u00e0 m\u00f4 h\u00ecnh trong th\u1ee7y \u0111\u1ed9ng h\u1ecdc th\u01b0\u1eddng d\u1ef1a v\u00e0o c\u00e1c \u0111\u1ecbnh lu\u1eadt c\u01a1 b\u1ea3n nh\u01b0 \u0111\u1ecbnh lu\u1eadt Bernoulli v\u00e0 ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp li\u00ean.<\/p>\n<ul>\n<li><b>\u0110\u1ecbnh lu\u1eadt Bernoulli:<\/b> Ph\u00e1t bi\u1ec3u r\u1eb1ng t\u1ed5ng n\u0103ng l\u01b0\u1ee3ng (n\u0103ng l\u01b0\u1ee3ng \u00e1p su\u1ea5t, \u0111\u1ed9ng n\u0103ng v\u00e0 th\u1ebf n\u0103ng) c\u1ee7a m\u1ed9t d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng trong \u1ed1ng k\u00edn l\u00e0 kh\u00f4ng \u0111\u1ed5i d\u1ecdc theo d\u00f2ng ch\u1ea3y. C\u00f4ng th\u1ee9c c\u1ee7a \u0111\u1ecbnh lu\u1eadt Bernoulli l\u00e0:<br \/>\n        <br \/>\n        <i>\\(P + \\frac{1}{2}\\rho v^2 + \\rho gh = const\\)<\/i><br \/>\n        <br \/>\n        Trong \u0111\u00f3:<\/p>\n<ul>\n<li>P: \u00c1p su\u1ea5t c\u1ee7a ch\u1ea5t l\u1ecfng<\/li>\n<li>\\(\\rho\\): Kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a ch\u1ea5t l\u1ecfng<\/li>\n<li>v: V\u1eadn t\u1ed1c c\u1ee7a ch\u1ea5t l\u1ecfng<\/li>\n<li>g: Gia t\u1ed1c tr\u1ecdng tr\u01b0\u1eddng<\/li>\n<li>h: \u0110\u1ed9 cao<\/li>\n<\/ul>\n<\/li>\n<li><b>Ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp li\u00ean:<\/b> X\u00e1c \u0111\u1ecbnh r\u1eb1ng l\u01b0u l\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y l\u00e0 kh\u00f4ng \u0111\u1ed5i trong m\u1ed9t h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn. C\u00f4ng th\u1ee9c l\u00e0:<br \/>\n        <br \/>\n        <i>\\(A_1v_1 = A_2v_2\\)<\/i><br \/>\n        <br \/>\n        Trong \u0111\u00f3:<\/p>\n<ul>\n<li>A: Di\u1ec7n t\u00edch ti\u1ebft di\u1ec7n c\u1ee7a \u1ed1ng<\/li>\n<li>v: V\u1eadn t\u1ed1c ch\u1ea5t l\u1ecfng t\u1ea1i ti\u1ebft di\u1ec7n \u0111\u00f3<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u1ee8ng D\u1ee5ng Trong T\u01b0\u1edbi Ti\u00eau N\u00f4ng Nghi\u1ec7p<\/h2>\n<p>Trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p, \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u1edbi ti\u00eau, bao g\u1ed3m h\u1ec7 th\u1ed1ng t\u01b0\u1edbi nh\u1ecf gi\u1ecdt, h\u1ec7 th\u1ed1ng t\u01b0\u1edbi phun v\u00e0 h\u1ec7 th\u1ed1ng t\u01b0\u1edbi ng\u1ea7m. Nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n c\u00e2n nh\u1eafc bao g\u1ed3m \u00e1p su\u1ea5t n\u01b0\u1edbc, v\u1eadn t\u1ed1c d\u00f2ng ch\u1ea3y v\u00e0 kh\u1ea9u \u0111\u1ed9 c\u1ee7a c\u00e1c v\u00f2i phun ho\u1eb7c b\u1ed9 l\u1ecdc.<\/p>\n<h3>H\u1ec7 Th\u1ed1ng T\u01b0\u1edbi Nh\u1ecf Gi\u1ecdt<\/h3>\n<p>H\u1ec7 th\u1ed1ng t\u01b0\u1edbi nh\u1ecf gi\u1ecdt s\u1eed d\u1ee5ng c\u00e1c \u1ed1ng d\u1eabn v\u00e0 b\u1ed9 nh\u1ecf gi\u1ecdt \u0111\u1ec3 cung c\u1ea5p n\u01b0\u1edbc tr\u1ef1c ti\u1ebfp \u0111\u1ebfn g\u1ed1c c\u00e2y. Hi\u1ec3u bi\u1ebft v\u1ec1 \u0111\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u00e1p su\u1ea5t v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc qua c\u00e1c b\u1ed9 nh\u1ecf gi\u1ecdt \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh sao cho \u0111\u1ec1u \u0111\u1eb7n v\u00e0 hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 ph\u00e2n ph\u1ed1i n\u01b0\u1edbc \u0111\u1ed3ng \u0111\u1ec1u cho c\u00e2y tr\u1ed3ng.<\/p>\n<h3>H\u1ec7 Th\u1ed1ng T\u01b0\u1edbi Phun<\/h3>\n<p>T\u01b0\u1edbi phun s\u1eed d\u1ee5ng c\u00e1c v\u00f2i phun \u0111\u1ec3 ph\u00e2n ph\u1ed1i n\u01b0\u1edbc tr\u00ean m\u1ed9t di\u1ec7n t\u00edch l\u1edbn. \u00c1p su\u1ea5t v\u00e0 g\u00f3c phun \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u1ef1a tr\u00ean nguy\u00ean l\u00fd Bernoulli v\u00e0 ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp li\u00ean \u0111\u1ec3 n\u01b0\u1edbc \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i \u0111\u1ec1u v\u00e0 bao ph\u1ee7 to\u00e0n b\u1ed9 khu v\u1ef1c c\u1ea7n t\u01b0\u1edbi. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c s\u1eed d\u1ee5ng n\u01b0\u1edbc m\u00e0 c\u00f2n gi\u1ea3m thi\u1ec3u s\u1ef1 h\u00ecnh th\u00e0nh \u0111i\u1ec3m kh\u00f4 hay n\u01b0\u1edbc d\u01b0 th\u1eeba.<\/p>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c thi\u1ebft k\u1ebf v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c nguy\u00ean l\u00fd c\u01a1 b\u1ea3n nh\u01b0 \u0111\u1ecbnh lu\u1eadt Bernoulli v\u00e0 ph\u01b0\u01a1ng tr\u00ecnh ti\u1ebfp li\u00ean, ch\u00fang ta c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c h\u1ec7 th\u1ed1ng t\u01b0\u1edbi ti\u00eau hi\u1ec7u qu\u1ea3, gi\u00fap ti\u1ebft ki\u1ec7m n\u01b0\u1edbc v\u00e0 n\u00e2ng cao n\u0103ng su\u1ea5t n\u00f4ng nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p: s\u1eed d\u1ee5ng nguy\u00ean l\u00fd d\u00f2ng ch\u1ea3y \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i n\u01b0\u1edbc, t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean.<\/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>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p<\/title>\n<meta name=\"description\" content=\"\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng trong t\u01b0\u1edbi ti\u00eau n\u00f4ng nghi\u1ec7p: s\u1eed d\u1ee5ng nguy\u00ean l\u00fd d\u00f2ng ch\u1ea3y \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i n\u01b0\u1edbc, t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t v\u00e0 ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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