{"id":5456,"date":"2024-02-26T21:29:34","date_gmt":"2024-02-26T13:29:34","guid":{"rendered":"https:\/\/chimaytech.net\/?p=5456"},"modified":"2024-02-27T18:12:34","modified_gmt":"2024-02-27T10:12:34","slug":"how-double-check-valve-works","status":"publish","type":"post","link":"https:\/\/chimaytech.net\/vi\/how-double-check-valve-works\/","title":{"rendered":"van m\u1ed9t chi\u1ec1u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<p>\u0110\u1ea3m b\u1ea3o t\u0103ng g\u1ea5p \u0111\u00f4i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 sau m\u1ed7i l\u1ea7n r\u01a1i.<\/p>\n<h1 id=\"understanding-the-function-of-a-double-check-valve-wpaicgheading\">T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van m\u1ed9t chi\u1ec1u<\/h1>\n<p>\nVan m\u1ed9t chi\u1ec1u k\u00e9p l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn quan tr\u1ecdng trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc ch\u1ea3y \u0111\u00fang h\u01b0\u1edbng v\u00e0 ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c. Hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ngu\u1ed3n c\u1ea5p n\u01b0\u1edbc.<\/p>\n<figure class=\"wp-block-table\">\n<table>\n<tbody>\n<tr>\n<td colspan=\"4\">B\u1ed9 l\u00e0m m\u1ec1m th\u1ee7 c\u00f4ng SD<\/td>\n<\/tr>\n<tr>\n<td>M\u00f4 h\u00ecnh<\/td>\n<td>SD2-R<\/td>\n<td>SD4-R<\/td>\n<td>SD10-R<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ea7u Ra T\u1ed1i \u0110a<\/td>\n<td>4T\/gi\u1edd<\/td>\n<td>7T\/gi\u1edd<\/td>\n<td>15T\/gi\u1edd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\nV\u1ec1 c\u1ed1t l\u00f5i, van m\u1ed9t chi\u1ec1u k\u00e9p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cho ph\u00e9p n\u01b0\u1edbc ch\u1ea3y theo m\u1ed9t h\u01b0\u1edbng \u0111\u1ed3ng th\u1eddi ng\u0103n kh\u00f4ng cho n\u01b0\u1edbc ch\u1ea3y theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i. \u0110i\u1ec1u n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua vi\u1ec7c s\u1eed d\u1ee5ng hai van m\u1ed9t chi\u1ec1u ri\u00eang bi\u1ec7t, m\u1ed7i van ph\u1ee5c v\u1ee5 m\u1ed9t m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3 trong ch\u1ee9c n\u0103ng t\u1ed5ng th\u1ec3 c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chimaytech.net\/wp-content\/uploads\/2024\/02\/RF20-SELECTION.png\" alt=\"alt-182\" class=\"wp-image-182\" id=\"i182\" \/><\/p>\n<p>Van m\u1ed9t chi\u1ec1u \u0111\u1ea7u ti\u00ean n\u1eb1m \u1edf \u0111\u1ea7u v\u00e0o c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p v\u00e0 c\u00f3 nhi\u1ec7m v\u1ee5 cho n\u01b0\u1edbc ch\u1ea3y v\u00e0o h\u1ec7 th\u1ed1ng. Khi \u00e1p su\u1ea5t n\u01b0\u1edbc trong h\u1ec7 th\u1ed1ng cao h\u01a1n \u00e1p su\u1ea5t \u1edf ph\u00eda \u0111\u1ea7u v\u00e0o c\u1ee7a van m\u1ed9t chi\u1ec1u, van s\u1ebd m\u1edf ra, cho n\u01b0\u1edbc \u0111i qua. Tuy nhi\u00ean, khi \u00e1p su\u1ea5t \u1edf ph\u00eda \u0111\u1ea7u v\u00e0o c\u1ee7a van m\u1ed9t chi\u1ec1u cao h\u01a1n \u00e1p su\u1ea5t trong h\u1ec7 th\u1ed1ng, van s\u1ebd \u0111\u00f3ng l\u1ea1i, ng\u0103n n\u01b0\u1edbc ch\u1ea3y ng\u01b0\u1ee3c v\u00e0o h\u1ec7 th\u1ed1ng.<br \/>\n<div style=\"width: 640px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-5456-1\" width=\"640\" height=\"360\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"http:\/\/shchimay.com\/wp-content%20\/uploads\/2023\/11\/MF2-two-tons-manual.mp4?_=1\" \/><a href=\"http:\/\/shchimay.com\/wp-content%20\/uploads\/2023\/11\/MF2-two-tons-manual.mp4\">http:\/\/shchimay.com\/wp-content%20\/uploads\/2023\/11\/MF2-two-tons-manual.mp4<\/a><\/video><\/div><br \/>\nVan m\u1ed9t chi\u1ec1u th\u1ee9 hai n\u1eb1m \u1edf \u0111\u1ea7u ra c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p v\u00e0 c\u00f3 m\u1ee5c \u0111\u00edch t\u01b0\u01a1ng t\u1ef1 nh\u01b0 van m\u1ed9t chi\u1ec1u th\u1ee9 nh\u1ea5t. Khi \u00e1p su\u1ea5t n\u01b0\u1edbc trong h\u1ec7 th\u1ed1ng cao h\u01a1n \u00e1p su\u1ea5t \u1edf ph\u00eda \u0111\u1ea7u ra c\u1ee7a van m\u1ed9t chi\u1ec1u, van s\u1ebd m\u1edf ra, cho ph\u00e9p n\u01b0\u1edbc ch\u1ea3y ra kh\u1ecfi h\u1ec7 th\u1ed1ng. Ng\u01b0\u1ee3c l\u1ea1i, khi \u00e1p su\u1ea5t \u1edf ph\u00eda \u0111\u1ea7u ra c\u1ee7a van m\u1ed9t chi\u1ec1u cao h\u01a1n \u00e1p su\u1ea5t trong h\u1ec7 th\u1ed1ng, van s\u1ebd \u0111\u00f3ng l\u1ea1i, ng\u0103n kh\u00f4ng cho n\u01b0\u1edbc ch\u1ea3y ng\u01b0\u1ee3c v\u00e0o h\u1ec7 th\u1ed1ng.<\/p>\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng song song hai van m\u1ed9t chi\u1ec1u ri\u00eang bi\u1ec7t, van m\u1ed9t chi\u1ec1u k\u00e9p c\u00f3 th\u1ec3 cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c. N\u1ebfu m\u1ed9t van ki\u1ec3m tra b\u1ecb h\u1ecfng, van ki\u1ec3m tra th\u1ee9 hai v\u1eabn s\u1ebd \u1edf \u0111\u00fang v\u1ecb tr\u00ed \u0111\u1ec3 ng\u0103n n\u01b0\u1edbc ch\u1ea3y sai h\u01b0\u1edbng. S\u1ef1 d\u01b0 th\u1eeba n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n v\u00e0 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc.<\/p>\n<p>Ngo\u00e0i b\u1ea3n th\u00e2n c\u00e1c van m\u1ed9t chi\u1ec1u, van m\u1ed9t chi\u1ec1u k\u00e9p c\u00f2n bao g\u1ed3m m\u1ed9t c\u1ed5ng ki\u1ec3m tra cho ph\u00e9p ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec van th\u01b0\u1eddng xuy\u00ean. B\u1eb1ng c\u00e1ch ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 van m\u1ed9t chi\u1ec1u k\u00e9p, th\u1ee3 s\u1eeda \u1ed1ng n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng v\u00e0 x\u00e1c \u0111\u1ecbnh m\u1ecdi v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n tr\u01b0\u1edbc khi ch\u00fang tr\u1edf th\u00e0nh s\u1ef1 c\u1ed1.<\/p>\n<p>Nh\u00ecn chung, ch\u1ee9c n\u0103ng c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n nh\u01b0ng c\u1ef1c k\u1ef3 quan tr\u1ecdng. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng song song hai van m\u1ed9t chi\u1ec1u ri\u00eang bi\u1ec7t, van m\u1ed9t chi\u1ec1u k\u00e9p c\u00f3 th\u1ec3 ng\u0103n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc. Ki\u1ec3m tra v\u00e0 b\u1ea3o tr\u00ec van th\u01b0\u1eddng xuy\u00ean l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng v\u00e0 cung c\u1ea5p s\u1ef1 b\u1ea3o v\u1ec7 c\u1ea7n thi\u1ebft ch\u1ed1ng l\u1ea1i d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c.<\/p>\n<p>T\u00f3m l\u1ea1i, hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a van m\u1ed9t chi\u1ec1u k\u00e9p l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 ai tham gia v\u00e0o vi\u1ec7c b\u1ea3o tr\u00ec ho\u1eb7c l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1eddng \u1ed1ng n\u01b0\u1edbc . B\u1eb1ng c\u00e1ch bi\u1ebft ch\u1ee9c n\u0103ng c\u1ee7a t\u1eebng b\u1ed9 ph\u1eadn c\u1ee7a van v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean, th\u1ee3 s\u1eeda \u1ed1ng n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u01b0\u1edbc ch\u1ea3y \u0111\u00fang h\u01b0\u1edbng v\u00e0 ng\u0103n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a ngu\u1ed3n c\u1ea5p n\u01b0\u1edbc.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ea3m b\u1ea3o t\u0103ng g\u1ea5p \u0111\u00f4i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 sau m\u1ed7i l\u1ea7n r\u01a1i. T\u00ecm hi\u1ec3u ch\u1ee9c n\u0103ng c\u1ee7a van m\u1ed9t chi\u1ec1u Van m\u1ed9t chi\u1ec1u k\u00e9p l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn quan tr\u1ecdng trong nhi\u1ec1u h\u1ec7 th\u1ed1ng \u1ed1ng n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o n\u01b0\u1edbc ch\u1ea3y \u0111\u00fang h\u01b0\u1edbng v\u00e0 ng\u0103n ch\u1eb7n d\u00f2ng ch\u1ea3y ng\u01b0\u1ee3c. Hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a&#8230;<\/p>\n","protected":false},"author":1,"featured_media":5459,"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":[199],"tags":[],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"vi","enabled_languages":["en","es","de","fr","ru","pt","ar","ja","ko","it","id","hi","th","vi","tr"],"languages":{"en":{"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:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/5456"}],"collection":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/comments?post=5456"}],"version-history":[{"count":0,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/posts\/5456\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media\/5459"}],"wp:attachment":[{"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/media?parent=5456"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/categories?post=5456"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chimaytech.net\/vi\/wp-json\/wp\/v2\/tags?post=5456"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}