{"id":681762,"date":"2024-08-21T21:43:18","date_gmt":"2024-08-21T20:43:18","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/?p=681762"},"modified":"2024-08-21T21:43:18","modified_gmt":"2024-08-21T20:43:18","slug":"8-loai-van-dieu-khien-luu-luong-trong-he-thong-chat-long","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/vi\/8-loai-van-dieu-khien-luu-luong-trong-he-thong-chat-long\/","title":{"rendered":"8 Lo\u1ea1i Van \u0110i\u1ec1u Khi\u1ec3n L\u01b0u L\u01b0\u1ee3ng Trong H\u1ec7 Th\u1ed1ng Ch\u1ea5t L\u1ecfng"},"content":{"rendered":"<p class=\"sidekick\">Gi\u1edbi thi\u1ec7u 8 lo\u1ea1i van \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng trong h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng, gi\u00fap qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh d\u00f2ng ch\u1ea3y hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 d\u00e2n d\u1ee5ng.<\/p>\n<p><img src=\"https:\/\/www.thermal-engineering.org\/wp-content\/uploads\/2024\/07\/8_loai_van_dieu_khien_luu_luong_trong_he_thong_chat_long.png\" alt=\"8 Lo\u1ea1i Van \u0110i\u1ec1u Khi\u1ec3n L\u01b0u L\u01b0\u1ee3ng Trong H\u1ec7 Th\u1ed1ng Ch\u1ea5t L\u1ecfng\" style=\"display: block; margin-left: auto; margin-right: auto;\"\/><\/p>\n<h2>8 Lo\u1ea1i Van \u0110i\u1ec1u Khi\u1ec3n L\u01b0u L\u01b0\u1ee3ng Trong H\u1ec7 Th\u1ed1ng Ch\u1ea5t L\u1ecfng<\/h2>\n<p>Trong c\u00e1c h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng nh\u01b0 h\u1ec7 th\u1ed1ng nhi\u1ec7t, h\u00f3a ch\u1ea5t, v\u00e0 n\u01b0\u1edbc, vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 8 lo\u1ea1i van \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y:<\/p>\n<ul>\n<li><strong>Van C\u1ea7u (Globe Valve)<\/strong><\/li>\n<p>Van c\u1ea7u l\u00e0 lo\u1ea1i van th\u00f4ng d\u1ee5ng nh\u1ea5t d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng c\u1ee7a c\u00e1c ch\u1ea5t l\u1ecfng. C\u1ea5u tr\u00fac c\u1ee7a van c\u1ea7u cho ph\u00e9p n\u00f3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng ch\u00ednh x\u00e1c v\u00e0 d\u1ec5 d\u00e0ng b\u1ea3o d\u01b0\u1ee1ng.<\/p>\n<li><strong>Van B\u01b0\u1edbm (Butterfly Valve)<\/strong><\/li>\n<p>Van b\u01b0\u1edbm \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi m\u1ed9t \u0111\u0129a xoay, ph\u00f9 h\u1ee3p cho vi\u1ec7c \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng l\u1edbn v\u1edbi \u00e1p su\u1ea5t th\u1ea5p. \u0110\u00e2y l\u00e0 lo\u1ea1i van nh\u1eb9, d\u1ec5 c\u00e0i \u0111\u1eb7t v\u00e0 v\u1eadn h\u00e0nh.<\/p>\n<li><strong>Van Bi (Ball Valve)<\/strong><\/li>\n<p>Van bi s\u1eed d\u1ee5ng m\u1ed9t qu\u1ea3 bi \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng. Khi qu\u1ea3 bi xoay m\u1ed9t ph\u1ea7n t\u01b0 v\u00f2ng, n\u00f3 ho\u1eb7c m\u1edf ho\u00e0n to\u00e0n ho\u1eb7c \u0111\u00f3ng ho\u00e0n to\u00e0n. Lo\u1ea1i van n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m k\u00edn t\u1ed1t v\u00e0 ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c.<\/p>\n<li><strong>Van Ch\u1eb7n (Gate Valve)<\/strong><\/li>\n<p>Van ch\u1eb7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t &#8220;c\u1eeda&#8221; ng\u0103n d\u00f2ng ch\u1ea3y. Van n\u00e0y kh\u00f4ng th\u00edch h\u1ee3p cho vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng m\u00e0 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u00f3ng m\u1edf ho\u00e0n to\u00e0n.<\/p>\n<li><strong>Van C\u1ea7u \u0110\u1ecbnh H\u01b0\u1edbng (Directional Globe Valve)<\/strong><\/li>\n<p>Lo\u1ea1i van n\u00e0y t\u01b0\u01a1ng t\u1ef1 van c\u1ea7u nh\u01b0ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh h\u01b0\u1edbng d\u00f2ng ch\u1ea3y. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<li><strong>Van Kim (Needle Valve)<\/strong><\/li>\n<p>Van kim \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi m\u1ed9t kim ki\u1ec3m so\u00e1t nh\u1ecf \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng r\u1ea5t ch\u00ednh x\u00e1c. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng nh\u1ecf v\u00e0 \u00e1p su\u1ea5t cao.<\/p>\n<li><strong>Van Ng\u01b0\u1ee3c L\u01b0u (Check Valve)<\/strong><\/li>\n<p>Van ng\u01b0\u1ee3c l\u01b0u cho ph\u00e9p d\u00f2ng ch\u1ea3y theo m\u1ed9t h\u01b0\u1edbng duy nh\u1ea5t v\u00e0 ng\u0103n kh\u00f4ng cho ch\u1ea5t l\u1ecfng quay ng\u01b0\u1ee3c l\u1ea1i. Lo\u1ea1i van n\u00e0y gi\u00fap b\u1ea3o v\u1ec7 c\u00e1c thi\u1ebft b\u1ecb kh\u1ecfi h\u01b0 h\u1ecfng do d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c.<\/p>\n<li><strong>Van Gi\u1ea3m \u00c1p (Pressure Reducing Valve)<\/strong><\/li>\n<p>Van gi\u1ea3m \u00e1p \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 duy tr\u00ec \u00e1p su\u1ea5t trong h\u1ec7 th\u1ed1ng \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh. Lo\u1ea1i van n\u00e0y th\u01b0\u1eddng g\u1eb7p trong h\u1ec7 th\u1ed1ng nhi\u1ec7t v\u00e0 \u0111i\u1ec1u h\u00f2a kh\u00f4ng kh\u00ed \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u00e1p su\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/p>\n<\/ul>\n<p>Hi\u1ec3u bi\u1ebft v\u1ec1 c\u00e1c lo\u1ea1i van n\u00e0y v\u00e0 c\u00e1ch ch\u00fang ho\u1ea1t \u0111\u1ed9ng s\u1ebd gi\u00fap b\u1ea1n l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a m\u00ecnh. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 n\u00e2ng cao hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u 8 lo\u1ea1i van \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng trong h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng, gi\u00fap qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh d\u00f2ng ch\u1ea3y hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 d\u00e2n d\u1ee5ng.<\/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>8 Lo\u1ea1i Van \u0110i\u1ec1u Khi\u1ec3n L\u01b0u L\u01b0\u1ee3ng Trong H\u1ec7 Th\u1ed1ng Ch\u1ea5t L\u1ecfng<\/title>\n<meta name=\"description\" content=\"Gi\u1edbi thi\u1ec7u 8 lo\u1ea1i van \u0111i\u1ec1u khi\u1ec3n l\u01b0u l\u01b0\u1ee3ng trong h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng, gi\u00fap qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u ch\u1ec9nh d\u00f2ng ch\u1ea3y hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p v\u00e0 d\u00e2n d\u1ee5ng.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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