{"id":704657,"date":"2024-08-19T05:24:09","date_gmt":"2024-08-19T04:24:09","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704657"},"modified":"2024-08-19T05:24:09","modified_gmt":"2024-08-19T04:24:09","slug":"voi-phun-luu-luong-ung-dung-toc-do-cao-hoi-nuoc","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/voi-phun-luu-luong-ung-dung-toc-do-cao-hoi-nuoc\/","title":{"rendered":"V\u00f2i Phun L\u01b0u L\u01b0\u1ee3ng | \u1ee8ng D\u1ee5ng T\u1ed1c \u0110\u1ed9 Cao &#038; H\u01a1i N\u01b0\u1edbc"},"content":{"rendered":"<p class=\"sidekick\">V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng trong \u1ee9ng d\u1ee5ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 h\u01a1i n\u01b0\u1edbc, ph\u00e2n t\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, l\u1ee3i \u00edch v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/voi_phun_luu_luong_ung_dung_toc_do_cao_hoi_nuoc.png\" alt=\"V\u00f2i Phun L\u01b0u L\u01b0\u1ee3ng | \u1ee8ng D\u1ee5ng T\u1ed1c \u0110\u1ed9 Cao &#038; H\u01a1i N\u01b0\u1edbc\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>V\u00f2i Phun L\u01b0u L\u01b0\u1ee3ng | \u1ee8ng D\u1ee5ng T\u1ed1c \u0110\u1ed9 Cao &#038; H\u01a1i N\u01b0\u1edbc<\/h2>\n<p>V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng nhi\u1ec7t, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong \u1ee9ng d\u1ee5ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 h\u01a1i n\u01b0\u1edbc. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 ch\u1ee7 ch\u1ed1t trong vi\u1ec7c ki\u1ec3m so\u00e1t v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng t\u1eeb nhi\u1ec7t th\u00e0nh \u0111\u1ed9ng n\u0103ng ho\u1eb7c c\u01a1 n\u0103ng. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1 c\u00e1c nguy\u00ean t\u1eafc c\u01a1 b\u1ea3n c\u1ee7a v\u00f2i phun l\u01b0u l\u01b0\u1ee3ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau.<\/p>\n<h3>Nguy\u00ean T\u1eafc Ho\u1ea1t \u0110\u1ed9ng<\/h3>\n<p>V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean nguy\u00ean l\u00fd Bernoulli, trong \u0111\u00f3 n\u0103ng l\u01b0\u1ee3ng to\u00e0n ph\u1ea7n trong d\u00f2ng ch\u1ea3y l\u00e0 h\u1eb1ng s\u1ed1. N\u0103ng l\u01b0\u1ee3ng n\u00e0y bao g\u1ed3m n\u0103ng l\u01b0\u1ee3ng \u00e1p su\u1ea5t, n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9ng h\u1ecdc v\u00e0 th\u1ebf n\u0103ng. Khi m\u1ed9t ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed di chuy\u1ec3n qua v\u00f2i phun, t\u1ed1c \u0111\u1ed9 n\u00f3 t\u0103ng l\u00ean v\u00e0 \u00e1p su\u1ea5t gi\u1ea3m \u0111i.<\/p>\n<ul>\n<li>\u0110\u1ea7u ti\u00ean, ch\u1ea5t l\u1ecfng ho\u1eb7c kh\u00ed (nh\u01b0 h\u01a1i n\u01b0\u1edbc) \u0111\u01b0\u1ee3c n\u00e9n v\u00e0 l\u00e0m n\u00f3ng.<\/li>\n<li>Sau \u0111\u00f3, n\u00f3 chuy\u1ec3n qua m\u1ed9t v\u00f2i phun n\u01a1i \u00e1p su\u1ea5t gi\u1ea3m v\u00e0 t\u1ed1c \u0111\u1ed9 t\u0103ng.<\/li>\n<\/ul>\n<h3>\u1ee8ng D\u1ee5ng T\u1ed1c \u0110\u1ed9 Cao<\/h3>\n<p>V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi t\u1ed1c \u0111\u1ed9 cao nh\u01b0:<\/p>\n<ul>\n<li><b>\u0110\u1ed9ng c\u01a1 t\u00ean l\u1eeda:<\/b> V\u00f2i phun l\u00e0 ph\u1ea7n cu\u1ed1i c\u1ee7a \u0111\u1ed9ng c\u01a1 t\u00ean l\u1eeda, n\u01a1i kh\u00ed \u0111\u1ed1t \u0111\u01b0\u1ee3c x\u1ea3 ra v\u1edbi t\u1ed1c \u0111\u1ed9 c\u1ef1c cao, t\u1ea1o ra l\u1ef1c \u0111\u1ea9y.<\/li>\n<li><b>Tuabin h\u01a1i:<\/b> H\u01a1i n\u01b0\u1edbc \u0111\u01b0\u1ee3c x\u1ea3 qua v\u00f2i phun \u0111\u1ec3 l\u00e0m quay c\u00e1c c\u00e1nh tuabin, bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t th\u00e0nh c\u01a1 n\u0103ng.<\/li>\n<\/ul>\n<h3>V\u00f2i Phun H\u01a1i N\u01b0\u1edbc<\/h3>\n<p>Trong c\u00e1c nh\u00e0 m\u00e1y nhi\u1ec7t \u0111i\u1ec7n, h\u01a1i n\u01b0\u1edbc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra \u0111i\u1ec7n th\u00f4ng qua tuabin h\u01a1i. V\u00f2i phun l\u00e0 b\u1ed9 ph\u1eadn quan tr\u1ecdng gi\u00fap \u0111i\u1ec1u khi\u1ec3n v\u00e0 \u0111i\u1ec1u ti\u1ebft d\u00f2ng ch\u1ea3y c\u1ee7a h\u01a1i n\u01b0\u1edbc:<\/p>\n<ol>\n<li><b>\u0110un n\u00f3ng n\u01b0\u1edbc:<\/b> Tr\u01b0\u1edbc ti\u00ean, n\u01b0\u1edbc \u0111\u01b0\u1ee3c \u0111un n\u00f3ng \u0111\u1ec3 t\u1ea1o ra h\u01a1i.<\/li>\n<li><b>\u0110i qua v\u00f2i phun:<\/b> H\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao \u0111\u01b0\u1ee3c \u0111\u1ea9y qua c\u00e1c v\u00f2i phun, n\u01a1i n\u00f3 t\u0103ng t\u1ed1c v\u00e0 gi\u1ea3m \u00e1p su\u1ea5t.<\/li>\n<li><b>Ti\u00eau th\u1ee5 t\u1ea1i tuabin:<\/b> H\u01a1i n\u01b0\u1edbc t\u1ed1c \u0111\u1ed9 cao l\u00e0m quay tuabin, ph\u00e1t ra \u0111i\u1ec7n n\u0103ng.<\/li>\n<\/ol>\n<h3>C\u00f4ng Th\u1ee9c Li\u00ean Quan<\/h3>\n<p>M\u1ed9t s\u1ed1 c\u00f4ng th\u1ee9c ch\u00ednh li\u00ean quan \u0111\u1ebfn v\u00f2i phun l\u01b0u l\u01b0\u1ee3ng bao g\u1ed3m:<\/p>\n<ul>\n<li><b>Ph\u01b0\u01a1ng Tr\u00ecnh Bernoulli:<\/b> \\( P_1 + \\frac{1}{2} \\rho v_1^2 + \\rho g h_1 = P_2 + \\frac{1}{2} \\rho v_2^2 + \\rho g h_2 \\)<\/li>\n<li><b>\u0110\u1ecbnh Lu\u1eadt B\u1ea3o To\u00e0n Kh\u1ed1i L\u01b0\u1ee3ng:<\/b> \\( \\dot{m} = \\rho A v \\)<\/li>\n<\/ul>\n<h3>K\u1ebft Lu\u1eadn<\/h3>\n<p>V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c bi\u1ebfn \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng v\u00e0 c\u00f3 nhi\u1ec1u \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n trong ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 k\u1ef9 thu\u1eadt nhi\u1ec7t. Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang s\u1ebd gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng li\u00ean quan.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00f2i phun l\u01b0u l\u01b0\u1ee3ng trong \u1ee9ng d\u1ee5ng t\u1ed1c \u0111\u1ed9 cao v\u00e0 h\u01a1i n\u01b0\u1edbc, ph\u00e2n t\u00edch nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, l\u1ee3i \u00edch v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn trong ng\u00e0nh nhi\u1ec7t k\u1ef9 thu\u1eadt.<\/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>V\u00f2i Phun L\u01b0u L\u01b0\u1ee3ng | \u1ee8ng 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