{"id":4752,"date":"2024-02-03T17:16:28","date_gmt":"2024-02-03T09:16:28","guid":{"rendered":"https:\/\/shchimay.com\/?p=4752"},"modified":"2024-02-22T01:24:40","modified_gmt":"2024-02-21T17:24:40","slug":"how-mixing-valve-works","status":"publish","type":"post","link":"https:\/\/shchimay.com\/vi\/how-mixing-valve-works\/","title":{"rendered":"van tr\u1ed9n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"

“\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t: Gi\u1ea3i ph\u00f3ng s\u1ef1 pha tr\u1ed9n ho\u00e0n h\u1ea3o b\u1eb1ng c\u00e1c van tr\u1ed9n.”<\/p>\n

T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van tr\u1ed9n<\/h1>\n

\nT\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van tr\u1ed9n<\/p>\n

\n\n\n\n\n\n
M\u00f4 h\u00ecnh<\/td>\n\u1ed0ng trung t\u00e2m<\/td>\nC\u1ed1ng<\/td>\n\u0110\u1ea7u n\u1ed1i b\u1ec3 n\u01b0\u1edbc mu\u1ed1i<\/td>\nC\u01a1 s\u1edf<\/td>\nTh\u00f4ng s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n<\/td>\nC\u00f4ng su\u1ea5t t\u1ed1i \u0111a<\/td>\nTh\u00f4ng s\u1ed1 \u00e1p su\u1ea5t<\/td>\nNhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/td>\n<\/tr>\n
9000<\/td>\n1,05″ OD<\/td>\n1\/2″NPT<\/td>\n1600-3\/8″<\/td>\n2-1\/2″-8NPSM<\/td>\n24v,110v,220v-50Hz,60Hz<\/td>\n8,9W<\/td>\n2.1MPa<\/td>\n1\u2103-43\u2103<\/td>\n<\/tr>\n
0,14-0,84MPa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n

\nVan tr\u1ed9n l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu trong c\u00e1c h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc kh\u00e1c nhau, cung c\u1ea5p ch\u1ee9c n\u0103ng quan tr\u1ecdng \u0111\u1ea3m b\u1ea3o cung c\u1ea5p nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc an to\u00e0n v\u00e0 tho\u1ea3i m\u00e1i. Nh\u1eefng van n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c khu d\u00e2n c\u01b0, th\u01b0\u01a1ng m\u1ea1i v\u00e0 c\u00f4ng nghi\u1ec7p v\u00e0 vi\u1ec7c hi\u1ec3u c\u00e1ch ch\u00fang ho\u1ea1t \u0111\u1ed9ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 ai li\u00ean quan \u0111\u1ebfn h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc ho\u1eb7c b\u1ea3o tr\u00ec t\u00f2a nh\u00e0.<\/p>\n

V\u1ec1 c\u1ed1t l\u00f5i, van tr\u1ed9n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc b\u1eb1ng c\u00e1ch tr\u1ed9n n\u00f3ng v\u00e0 d\u00f2ng n\u01b0\u1edbc l\u1ea1nh. Qu\u00e1 tr\u00ecnh n\u00e0y r\u1ea5t quan tr\u1ecdng trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ea7n ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc, ch\u1eb3ng h\u1ea1n nh\u01b0 trong v\u00f2i sen, b\u1ed3n t\u1eafm v\u00e0 b\u1ed3n r\u1eeda. B\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh t\u1ef7 l\u1ec7 n\u01b0\u1edbc n\u00f3ng v\u00e0 n\u01b0\u1edbc l\u1ea1nh, van tr\u1ed9n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111\u1ea1t \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n, tr\u00e1nh b\u1ecb b\u1ecfng ho\u1eb7c kh\u00f3 ch\u1ecbu.<\/p>\n

C\u01a1 ch\u1ebf c\u01a1 b\u1ea3n c\u1ee7a van tr\u1ed9n li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng b\u1ed9 ph\u1eadn \u1ed5n nhi\u1ec7t, ph\u1ea3n \u1ee9ng v\u1edbi nh\u1eefng thay \u0111\u1ed5i c\u1ee7a nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc. Ph\u1ea7n t\u1eed n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng m\u1ed9t h\u00ecnh tr\u1ee5 ch\u1ee9a \u0111\u1ea7y s\u00e1p ho\u1eb7c m\u1ed9t d\u1ea3i l\u01b0\u1ee1ng kim c\u00f3 th\u1ec3 gi\u00e3n n\u1edf ho\u1eb7c co l\u1ea1i d\u1ef1a tr\u00ean nhi\u1ec7t \u0111\u1ed9 c\u1ee7a n\u01b0\u1edbc ch\u1ea3y qua n\u00f3. Khi b\u1ed9 ph\u1eadn \u0111i\u1ec1u nhi\u1ec7t ph\u1ea3n \u1ee9ng v\u1edbi s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9, n\u00f3 s\u1ebd k\u00edch ho\u1ea1t van \u0111i\u1ec1u ch\u1ec9nh l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00f3ng v\u00e0 n\u01b0\u1edbc l\u1ea1nh cho ph\u00f9 h\u1ee3p.<\/p>\n

\n\"alt-847\"
\nKhi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc qu\u00e1 n\u00f3ng, b\u1ed9 ph\u1eadn \u0111i\u1ec1u nhi\u1ec7t n\u1edf ra khi\u1ebfn van gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc n\u00f3ng v\u00e0 t\u0103ng l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc l\u1ea1nh. Ng\u01b0\u1ee3c l\u1ea1i, khi nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc qu\u00e1 l\u1ea1nh, b\u1ed9 ph\u1eadn \u0111i\u1ec1u nhi\u1ec7t co l\u1ea1i, cho ph\u00e9p n\u01b0\u1edbc n\u00f3ng ch\u1ea3y nhi\u1ec1u h\u01a1n \u0111\u1ed3ng th\u1eddi gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc l\u1ea1nh. Vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh li\u00ean t\u1ee5c n\u00e0y \u0111\u1ea3m b\u1ea3o nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc duy tr\u00ec trong ph\u1ea1m vi an to\u00e0n v\u00e0 tho\u1ea3i m\u00e1i.<\/p>\n

\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 n\u00e0y, c\u00e1c van tr\u1ed9n \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c c\u01a1 ch\u1ebf b\u00ean trong \u0111\u1ec3 ki\u1ec3m so\u00e1t d\u00f2ng n\u01b0\u1edbc n\u00f3ng v\u00e0 l\u1ea1nh. C\u00e1c c\u01a1 ch\u1ebf n\u00e0y c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i van tr\u1ed9n c\u1ee5 th\u1ec3, nh\u01b0ng ch\u00fang th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng m\u00e0ng ng\u0103n, piston ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn chuy\u1ec3n \u0111\u1ed9ng kh\u00e1c. C\u00e1c b\u1ed9 ph\u1eadn n\u00e0y ph\u1ed1i h\u1ee3p v\u1edbi nhau \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y c\u1ee7a n\u01b0\u1edbc n\u00f3ng v\u00e0 n\u01b0\u1edbc l\u1ea1nh, duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n.<\/p>\n

Ngo\u00e0i vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9, van tr\u1ed9n c\u00f2n \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ng\u0103n ng\u1eeba tai n\u1ea1n b\u1ecfng. Nhi\u1ec1u van tr\u1ed9n \u0111\u01b0\u1ee3c trang b\u1ecb n\u00fat gi\u1edbi h\u1ea1n nhi\u1ec7t \u0111\u1ed9, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u0111a \u0111\u1ec3 ng\u0103n n\u01b0\u1edbc tr\u1edf n\u00ean n\u00f3ng nguy hi\u1ec3m. T\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u1edf nh\u1eefng n\u01a1i m\u00e0 nh\u1eefng ng\u01b0\u1eddi d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 tr\u1ebb em ho\u1eb7c ng\u01b0\u1eddi gi\u00e0, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ngu\u1ed3n n\u01b0\u1edbc.<\/p>\n

H\u01a1n n\u1eefa, van tr\u1ed9n c\u0169ng c\u00f3 th\u1ec3 gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c, c\u00e1c van n\u00e0y l\u00e0m gi\u1ea3m nhu c\u1ea7u s\u1eed d\u1ee5ng n\u01b0\u1edbc n\u00f3ng qu\u00e1 m\u1ee9c, gi\u00fap ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. Ngo\u00e0i ra, ch\u00fang c\u00f3 th\u1ec3 tr\u00e1nh l\u00e3ng ph\u00ed b\u1eb1ng c\u00e1ch duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, gi\u00fap ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u1ea7n ph\u1ea3i li\u00ean t\u1ee5c \u0111i\u1ec1u ch\u1ec9nh v\u00f2i n\u01b0\u1edbc n\u00f3ng v\u00e0 l\u1ea1nh.<\/p>\n

T\u00f3m l\u1ea1i, vi\u1ec7c hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c van tr\u1ed9n l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 ai tham gia v\u00e0o h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc ho\u1eb7c b\u1ea3o tr\u00ec t\u00f2a nh\u00e0. C\u00e1c van n\u00e0y \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc, ng\u0103n ng\u1eeba tai n\u1ea1n b\u1ecfng v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 n\u01b0\u1edbc. B\u1eb1ng c\u00e1ch tr\u1ed9n c\u00e1c d\u00f2ng n\u01b0\u1edbc n\u00f3ng v\u00e0 l\u1ea1nh, van tr\u1ed9n \u0111\u1ea3m b\u1ea3o cung c\u1ea5p nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc an to\u00e0n v\u00e0 tho\u1ea3i m\u00e1i trong c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. D\u00f9 \u1edf khu d\u00e2n c\u01b0, th\u01b0\u01a1ng m\u1ea1i hay c\u00f4ng nghi\u1ec7p, vi\u1ec7c v\u1eadn h\u00e0nh \u0111\u00fang ch\u1ee9c n\u0103ng c\u1ee7a van tr\u1ed9n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 mang l\u1ea1i s\u1ee9c kh\u1ecfe v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng.<\/p>\n","protected":false},"excerpt":{"rendered":"

“\u0110\u1ed9 ch\u00ednh x\u00e1c v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t: Gi\u1ea3i ph\u00f3ng s\u1ef1 pha tr\u1ed9n ho\u00e0n h\u1ea3o b\u1eb1ng c\u00e1c van tr\u1ed9n.” T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van tr\u1ed9n T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van tr\u1ed9n M\u00f4 h\u00ecnh \u1ed0ng trung t\u00e2m C\u1ed1ng \u0110\u1ea7u n\u1ed1i b\u1ec3 n\u01b0\u1edbc mu\u1ed1i C\u01a1 s\u1edf Th\u00f4ng s\u1ed1 ngu\u1ed3n \u0111i\u1ec7n C\u00f4ng su\u1ea5t t\u1ed1i \u0111a Th\u00f4ng…<\/p>\n","protected":false},"author":1,"featured_media":2129,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[1],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","zh","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"es":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"ar":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"ko":{"title":true,"content":true,"excerpt":false},"it":{"title":true,"content":true,"excerpt":false},"id":{"title":true,"content":true,"excerpt":false},"hi":{"title":true,"content":true,"excerpt":false},"th":{"title":true,"content":true,"excerpt":false},"vi":{"title":true,"content":true,"excerpt":false},"tr":{"title":true,"content":true,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/4752"}],"collection":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/comments?post=4752"}],"version-history":[{"count":17,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/4752\/revisions"}],"predecessor-version":[{"id":5304,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/posts\/4752\/revisions\/5304"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media\/2129"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/media?parent=4752"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/categories?post=4752"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/vi\/wp-json\/wp\/v2\/tags?post=4752"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}