{"id":704002,"date":"2024-08-26T05:58:00","date_gmt":"2024-08-26T04:58:00","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=704002"},"modified":"2024-08-26T05:58:00","modified_gmt":"2024-08-26T04:58:00","slug":"van-bi-ap-suat-cao-dong-mo-nhanh","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/van-bi-ap-suat-cao-dong-mo-nhanh\/","title":{"rendered":"Van Bi | \u00c1p Su\u1ea5t Cao, \u0110\u00f3ng M\u1edf Nhanh"},"content":{"rendered":"<p class=\"sidekick\">Van bi l\u00e0 thi\u1ebft b\u1ecb quan tr\u1ecdng trong thermal engineering, gi\u00fap ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y v\u00e0 \u00e1p su\u1ea5t cao. \u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh: \u0111\u00f3ng m\u1edf nhanh, b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/van_bi_ap_suat_cao_dong_mo_nhanh.png\" alt=\"Van Bi | \u00c1p Su\u1ea5t Cao, \u0110\u00f3ng M\u1edf Nhanh\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>Van Bi | \u00c1p Su\u1ea5t Cao, \u0110\u00f3ng M\u1edf Nhanh<\/h2>\n<p><b>Van bi<\/b> (ball valve) l\u00e0 m\u1ed9t lo\u1ea1i van \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn v\u00ec kh\u1ea3 n\u0103ng \u0111\u00f3ng\/m\u1edf nhanh v\u00e0 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t cao. Van bi c\u00f3 c\u1ea5u tr\u00fac \u0111\u01a1n gi\u1ea3n, chi ph\u00ed b\u1ea3o d\u01b0\u1ee1ng th\u1ea5p v\u00e0 \u0111\u1ed9 b\u1ec1n cao, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p, bao g\u1ed3m d\u1ea7u kh\u00ed, h\u00f3a ch\u1ea5t v\u00e0 n\u01b0\u1edbc.<\/p>\n<h2>C\u1ea5u T\u1ea1o V\u00e0 Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>C\u1ea5u t\u1ea1o c\u1ee7a van bi bao g\u1ed3m m\u1ed9t vi\u00ean bi (th\u01b0\u1eddng l\u00e0m t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c nh\u1ef1a) c\u00f3 l\u1ed7 xuy\u00ean t\u00e2m. Vi\u1ec7c xoay bi n\u00e0y 90 \u0111\u1ed9 so v\u1edbi d\u00f2ng ch\u1ea3y c\u1ee7a ch\u1ea5t l\u1ecfng trong \u1ed1ng s\u1ebd khi\u1ebfn van chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i m\u1edf sang \u0111\u00f3ng, ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. Khi l\u1ed7 tr\u00ean bi th\u1eb3ng h\u00e0ng v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng, ch\u1ea5t l\u1ecfng c\u00f3 th\u1ec3 ch\u1ea3y qua t\u1ef1 do; khi l\u1ed7 vu\u00f4ng g\u00f3c v\u1edbi \u0111\u01b0\u1eddng \u1ed1ng, van s\u1ebd ch\u1eb7n d\u00f2ng ch\u1ea3y ho\u00e0n to\u00e0n.<\/p>\n<ul>\n<li><b>Th\u00e2n van:<\/b> L\u00e0m t\u1eeb v\u1eadt li\u1ec7u ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t cao, nh\u01b0 th\u00e9p kh\u00f4ng g\u1ec9 ho\u1eb7c h\u1ee3p kim.<\/li>\n<li><b>Bi van:<\/b> L\u00e0 ph\u1ea7n quy\u1ebft \u0111\u1ecbnh \u0111\u00f3ng\/m\u1edf, th\u01b0\u1eddng c\u00f3 b\u1ec1 m\u1eb7t tr\u01a1n nh\u1eb5n \u0111\u1ec3 gi\u1ea3m ma s\u00e1t.<\/li>\n<li><b>Gio\u0103ng l\u00e0m k\u00edn:<\/b> \u0110\u1ea3m b\u1ea3o van kh\u00f4ng b\u1ecb r\u00f2 r\u1ec9 khi \u1edf tr\u1ea1ng th\u00e1i \u0111\u00f3ng. Th\u01b0\u1eddng l\u00e0m t\u1eeb cao su ho\u1eb7c v\u1eadt li\u1ec7u ch\u1ecbu nhi\u1ec7t.<\/li>\n<li><b>C\u1ea7n v\u1eadn h\u00e0nh:<\/b> D\u00f9ng \u0111\u1ec3 xoay bi, c\u00f3 th\u1ec3 l\u00e0 tay quay ho\u1eb7c b\u1ed9 truy\u1ec1n \u0111\u1ed9ng t\u1ef1 \u0111\u1ed9ng.<\/li>\n<\/ul>\n<h2>\u00c1p Su\u1ea5t Cao V\u00e0 \u1ee8ng D\u1ee5ng<\/h2>\n<p>Van bi c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p su\u1ea5t r\u1ea5t cao. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y d\u01b0\u1edbi \u00e1p su\u1ea5t l\u1edbn, van bi l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng. Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt c\u1ee7a van bi \u00e1p su\u1ea5t cao bao g\u1ed3m:<\/p>\n<ul>\n<li>Kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t l\u00ean t\u1edbi 10000 psi (pound-force per square inch) ho\u1eb7c cao h\u01a1n.<\/li>\n<li>Thi\u1ebft k\u1ebf k\u00edn gi\u00fap ng\u0103n ch\u1eb7n r\u00f2 r\u1ec9, \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng kh\u00ed n\u00e9n v\u00e0 ch\u1ea5t l\u1ecfng \u0111\u1ed9c h\u1ea1i.<\/li>\n<li>Tu\u1ed5i th\u1ecd cao v\u00e0 \u0111\u1ed9 b\u1ec1n l\u1edbn, ch\u1ecbu \u0111\u01b0\u1ee3c m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c kh\u1eafc nghi\u1ec7t.<\/li>\n<\/ul>\n<h2>\u0110\u00f3ng M\u1edf Nhanh<\/h2>\n<p>Van bi c\u00f3 th\u1ec3 \u0111\u00f3ng m\u1edf nhanh ch\u00f3ng, ch\u1ec9 c\u1ea7n xoay 90 \u0111\u1ed9 l\u00e0 c\u00f3 th\u1ec3 chuy\u1ec3n t\u1eeb tr\u1ea1ng th\u00e1i m\u1edf sang \u0111\u00f3ng ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u th\u1eddi gian gi\u00e1n \u0111o\u1ea1n v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<ol>\n<li><b>\u1ee8ng d\u1ee5ng \u0111\u00f3ng\/m\u1edf t\u1ee9c th\u00ec:<\/b> C\u00e1c h\u1ec7 th\u1ed1ng x\u1eed l\u00fd n\u01b0\u1edbc, kh\u00ed n\u00e9n, d\u1ea7u v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ph\u1ea3n \u1ee9ng nhanh.<\/li>\n<li><b>\u0110i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng:<\/b> D\u1ec5 d\u00e0ng t\u00edch h\u1ee3p v\u1edbi c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng h\u00f3a, nh\u01b0 b\u1ed9 truy\u1ec1n \u0111\u1ed9ng \u0111i\u1ec7n ho\u1eb7c kh\u00ed n\u00e9n.<\/li>\n<\/ol>\n<h2>K\u1ebft Lu\u1eadn<\/h2>\n<p>Van bi l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb quan tr\u1ecdng trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p nh\u1edd kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1p su\u1ea5t cao v\u00e0 th\u1eddi gian \u0111\u00f3ng\/m\u1edf nhanh. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa thi\u1ebft k\u1ebf \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u su\u1ea5t cao khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean trong nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Vi\u1ec7c hi\u1ec3u r\u00f5 v\u1ec1 van bi kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u01b0\u1ee3c thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p m\u00e0 c\u00f2n n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 an to\u00e0n trong v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Van bi l\u00e0 thi\u1ebft b\u1ecb quan tr\u1ecdng trong thermal engineering, gi\u00fap ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y v\u00e0 \u00e1p su\u1ea5t cao. \u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh: \u0111\u00f3ng m\u1edf nhanh, b\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3.<\/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>Van Bi | \u00c1p Su\u1ea5t Cao, \u0110\u00f3ng M\u1edf 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