{"id":710180,"date":"2024-09-13T17:24:42","date_gmt":"2024-09-13T16:24:42","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=710180"},"modified":"2024-09-13T17:24:42","modified_gmt":"2024-09-13T16:24:42","slug":"cach-banh-xe-pelton-tao-ra-dien-nang","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/cach-banh-xe-pelton-tao-ra-dien-nang\/","title":{"rendered":"C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n n\u0103ng"},"content":{"rendered":"<p class=\"sidekick\">C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n n\u0103ng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u00e1nh xe Pelton trong vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng th\u1ee7y l\u1ef1c th\u00e0nh \u0111i\u1ec7n n\u0103ng.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/cach_banh_xe_pelton_tao_ra_dien_nang.png\" alt=\"C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n n\u0103ng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n n\u0103ng<\/h2>\n<p>B\u00e1nh xe Pelton l\u00e0 m\u1ed9t lo\u1ea1i tua-bin n\u01b0\u1edbc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n h\u00f3a n\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc, v\u00e0 t\u1eeb \u0111\u00f3 th\u00e0nh \u0111i\u1ec7n n\u0103ng. \u0110\u01b0\u1ee3c ph\u00e1t minh b\u1edfi Lester Allan Pelton v\u00e0o cu\u1ed1i th\u1ebf k\u1ef7 19, b\u00e1nh xe Pelton ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 nh\u1ea5t trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u00f3 \u00e1p su\u1ea5t n\u01b0\u1edbc cao v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea5p.<\/p>\n<h2>C\u1ea5u tr\u00fac c\u1ee7a b\u00e1nh xe Pelton<\/h2>\n<p>B\u00e1nh xe Pelton bao g\u1ed3m m\u1ed9t b\u00e1nh xe v\u1edbi nhi\u1ec1u g\u1ea7u nh\u1ecf g\u1eafn quanh chu vi c\u1ee7a n\u00f3. Nh\u1eefng g\u1ea7u n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c chuy\u1ec3n n\u0103ng l\u01b0\u1ee3ng t\u1eeb n\u01b0\u1edbc t\u1edbi b\u00e1nh xe:<\/p>\n<ul>\n<li><b>G\u1ea7u (bucket):<\/b> C\u00e1c g\u1ea7u c\u00f3 h\u00ecnh d\u1ea1ng gi\u1ed1ng nh\u01b0 m\u1ed9t mu\u1ed7ng s\u00e2u v\u00e0 \u0111\u01b0\u1ee3c chia \u0111\u00f4i b\u1edfi m\u1ed9t s\u1ed1ng dao.<\/li>\n<li><b>B\u00e1nh xe (wheel):<\/b> B\u00e1nh xe \u0111\u01b0\u1ee3c g\u1eafn tr\u00ean m\u1ed9t tr\u1ee5c quay.<\/li>\n<li><b>V\u00f2i phun (nozzle):<\/b> D\u00f2ng n\u01b0\u1edbc t\u1eeb \u0111\u1eadp hay b\u1ec3 ch\u1ee9a \u0111\u01b0\u1ee3c d\u1eabn qua m\u1ed9t v\u00f2i phun thu h\u1eb9p, t\u1eeb \u0111\u00f3 t\u0103ng v\u1eadn t\u1ed1c c\u1ee7a n\u01b0\u1edbc khi n\u00f3 ti\u1ebfp x\u00fac v\u1edbi c\u00e1c g\u1ea7u.<\/li>\n<\/ul>\n<h2>Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u00e1nh xe Pelton<\/h2>\n<ol>\n<li>N\u01b0\u1edbc t\u1eeb v\u00f2i phun b\u1eafn v\u00e0o c\u00e1c g\u1ea7u c\u1ee7a b\u00e1nh xe Pelton v\u1edbi t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<li>Khi n\u01b0\u1edbc va v\u00e0o g\u1ea7u, n\u00f3 t\u1ea1o ra l\u1ef1c \u0111\u1ea9y l\u00e0m quay b\u00e1nh xe.<\/li>\n<li>Thi\u1ebft k\u1ebf g\u1ea7u chia \u0111\u00f4i d\u00f2ng n\u01b0\u1edbc, gi\u00fap gi\u1ea3m t\u1ed1c \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng c\u1ee7a n\u00f3 th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc.<\/li>\n<\/ol>\n<h2>C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n<\/h2>\n<p>L\u1ef1c \u0111\u1ea9y P c\u1ee7a d\u00f2ng n\u01b0\u1edbc l\u00ean c\u00e1c g\u1ea7u \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi c\u00f4ng th\u1ee9c:<\/p>\n<p> P = \\rho * Q * v <\/p>\n<p>Trong \u0111\u00f3:<\/p>\n<ul>\n<li>\\(\\rho\\) l\u00e0 kh\u1ed1i l\u01b0\u1ee3ng ri\u00eang c\u1ee7a n\u01b0\u1edbc (kho\u1ea3ng 1000 kg\/m<sup>3<\/sup>).<\/li>\n<li>Q l\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc (m<sup>3<\/sup>\/s).<\/li>\n<li>v l\u00e0 v\u1eadn t\u1ed1c n\u01b0\u1edbc t\u1ea1i g\u1ea7u (m\/s).<\/li>\n<\/ul>\n<h2>Hi\u1ec7u su\u1ea5t c\u1ee7a b\u00e1nh xe Pelton<\/h2>\n<p>B\u00e1nh xe Pelton c\u00f3 hi\u1ec7u su\u1ea5t cao, th\u01b0\u1eddng l\u00ean t\u1edbi 90%. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t l\u01b0\u1ee3ng l\u1edbn n\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh n\u0103ng l\u01b0\u1ee3ng c\u01a1 h\u1ecdc v\u00e0 sau \u0111\u00f3 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng chuy\u1ec3n h\u00f3a th\u00e0nh \u0111i\u1ec7n n\u0103ng qua m\u00e1y ph\u00e1t \u0111i\u1ec7n.<\/p>\n<h2>\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n<ul>\n<li><b>Nh\u00e0 m\u00e1y th\u1ee7y \u0111i\u1ec7n:<\/b> B\u00e1nh xe Pelton \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu trong c\u00e1c nh\u00e0 m\u00e1y th\u1ee7y \u0111i\u1ec7n \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 \u00e1p su\u1ea5t n\u01b0\u1edbc cao v\u00e0 l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc th\u1ea5p.<\/li>\n<li><b>C\u00e1c tr\u1ea1m th\u1ee7y l\u1ef1c:<\/b> Ngo\u00e0i ra, b\u00e1nh xe Pelton c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c tr\u1ea1m th\u1ee7y l\u1ef1c v\u00e0 h\u1ec7 th\u1ed1ng c\u1ea5p n\u01b0\u1edbc c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>B\u00e1nh xe Pelton l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u01a1n gi\u1ea3n trong vi\u1ec7c chuy\u1ec3n h\u00f3a n\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc th\u00e0nh n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec7n. V\u1edbi hi\u1ec7u su\u1ea5t cao v\u00e0 thi\u1ebft k\u1ebf t\u1ed1i \u01b0u, n\u00f3 \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong k\u1ef9 thu\u1eadt th\u1ee7y \u0111i\u1ec7n v\u00e0 nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c trong ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n n\u0103ng: T\u00ecm hi\u1ec3u nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u00e1nh xe Pelton trong vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng th\u1ee7y l\u1ef1c th\u00e0nh \u0111i\u1ec7n n\u0103ng.<\/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>C\u00e1ch b\u00e1nh xe Pelton t\u1ea1o ra \u0111i\u1ec7n 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