{"id":1969,"date":"2024-09-01T15:30:46","date_gmt":"2024-09-01T07:30:46","guid":{"rendered":"https:\/\/www.pansvalve.com\/?p=1969"},"modified":"2024-09-01T15:33:48","modified_gmt":"2024-09-01T07:33:48","slug":"non-return-valve-vs-check-valve","status":"publish","type":"post","link":"https:\/\/www.pansvalve.com\/fr\/blog\/check-valve\/non-return-valve-vs-check-valve\/","title":{"rendered":"Clapet anti-retour VS clapet anti-retour"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.pansvalve.com\/fr\/blog\/check-valve\/non-return-valve-vs-check-valve\/#Differentiating_Between_Non_Return_Valve_and_Check_Valve\" >Diff\u00e9renciation entre clapet anti-retour et clapet anti-retour<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.pansvalve.com\/fr\/blog\/check-valve\/non-return-valve-vs-check-valve\/#Working\" >Fonctionnement<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.pansvalve.com\/fr\/blog\/check-valve\/non-return-valve-vs-check-valve\/#Operational_Use\" >Utilisation op\u00e9rationnelle<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Le contr\u00f4le des fluides dans les conduites industrielles est imp\u00e9ratif pour assurer le bon fonctionnement des op\u00e9rations \u00e0 grande \u00e9chelle. Ces fluides sont contr\u00f4l\u00e9s par l&#039;ouverture\/fermeture de <a href=\"https:\/\/www.pansvalve.com\/fr\">vannes<\/a>Parmi les nombreuses vannes disponibles, deux sont connues sous le nom de <a href=\"https:\/\/www.pansvalve.com\/fr\/product\/check-valve\/\">clapet anti-retour<\/a> et clapet anti-retour.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bien que ces deux vannes permettent un \u00e9coulement unidirectionnel du fluide, les principales diff\u00e9rences r\u00e9sident dans leur structure. Contrairement au clapet anti-retour, le clapet anti-retour est mieux adapt\u00e9 \u00e0 la r\u00e9tention d&#039;eau car il est dot\u00e9 de composants sp\u00e9cialement con\u00e7us pour bloquer le reflux. Dans cet article, nous vous en dirons plus sur les caract\u00e9ristiques qui distinguent les deux.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Differentiating_Between_Non_Return_Valve_and_Check_Valve\"><\/span>Diff\u00e9renciation entre clapet anti-retour et clapet anti-retour<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Working\"><\/span>Fonctionnement<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Lorsque vous examinez les tuyaux industriels, vous trouverez le plus souvent <strong>clapets anti-retour<\/strong>. \u00c9galement connu sous le nom <strong>valve unidirectionnelle<\/strong>, ceux-ci ont une composition structurelle tr\u00e8s simple. <a href=\"https:\/\/www.pansvalve.com\/fr\/products\/cast-swing-check-valve\/\">valve unidirectionnelle<\/a> est accompagn\u00e9 d&#039;un passage distinct.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9but du passage marque l&#039;entr\u00e9e et la fin la sortie. Le fluide s&#039;\u00e9coule \u00e0 travers la vanne unidirectionnelle en utilisant le concept de diff\u00e9rences de pression \u00e9galement connu sous le nom de pression de rupture. La pression de rupture fait r\u00e9f\u00e9rence \u00e0 la quantit\u00e9 de pression la plus faible n\u00e9cessaire pour permettre l&#039;\u00e9coulement du fluide. Une pression plus \u00e9lev\u00e9e \u00e0 l&#039;entr\u00e9e et une pression plus faible \u00e0 la sortie permettent l&#039;\u00e9coulement du fluide. Ces vannes sont con\u00e7ues pour emp\u00eacher le reflux.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u2019autre part, nous avons la <strong>clapet anti-retour<\/strong>. Le clapet anti-retour \u00e0 bille est id\u00e9al pour les situations de contr\u00f4le des fluides car il est connu pour bloquer le flux de fluide inverse qui peut se produire en raison de chutes soudaines de pression ou d&#039;une diminution de l&#039;alimentation en fluide. Comme le clapet anti-retour, ceux-ci permettent l&#039;\u00e9coulement du fluide uniquement dans le sens du symbole du clapet anti-retour. Alors, quelle est la diff\u00e9rence ?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La plus grande diff\u00e9rence r\u00e9side dans leur structure. Le clapet anti-retour double permet l&#039;\u00e9coulement du fluide une fois qu&#039;il s&#039;ouvre lorsque la pression est suffisante. Cependant, une fois que le fluide s&#039;\u00e9coule dans la direction oppos\u00e9e, la force du fluide ferme la vanne avec l&#039;aide de la gravit\u00e9. Les clapets anti-retour ne sont pas \u00e9quip\u00e9s d&#039;un composant de fermeture qui bloque tout reflux.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Operational_Use\"><\/span>Utilisation op\u00e9rationnelle<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L&#039;\u00e9coulement du fluide dans les tuyaux suit la <a href=\"https:\/\/www.pansvalve.com\/fr\/products\/cast-lift-check-valve\/\">clapet anti-retour<\/a> Ces vannes sont le choix optimal pour les situations unidirectionnelles. Chaque fois que le d\u00e9bit est invers\u00e9, cela peut provoquer des coups de b\u00e9lier. Ceux-ci sont ensuite suivis d&#039;un d\u00e9bit \u00e0 haute pression qui peut endommager davantage les syst\u00e8mes de tuyauterie. Si le syst\u00e8me ne tombe pas en panne imm\u00e9diatement, cela peut conduire \u00e0 une d\u00e9faillance compl\u00e8te du syst\u00e8me \u00e0 mesure que les effets du coup de b\u00e9lier continuent de s&#039;accumuler.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le <strong>valve unidirectionnelle<\/strong> se trouve ici :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Secteur du CVC<\/li>\n\n\n\n<li>Centrales \u00e9lectriques<\/li>\n\n\n\n<li>Exploitation mini\u00e8re<\/li>\n\n\n\n<li>Industrie alimentaire<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Haute pression <strong>clapets anti-retour<\/strong> On les retrouve plus souvent dans les applications quotidiennes les plus courantes. Contrairement aux clapets anti-retour, ils ne sont pas souvent utilis\u00e9s pour les op\u00e9rations industrielles. Vous les trouverez plut\u00f4t dans des domaines tels que :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Syst\u00e8mes de refroidissement<\/li>\n\n\n\n<li>Conduites d&#039;eau du logement<\/li>\n<\/ul>\n\n\n\n\n  <style type='text\/css'>\n\t\t\t\/* \u6574\u4f53\u6837\u5f0f *\/\n\t\t\tfieldset.test {\n\t\t\t\tpadding: 10px;\n\t\t\t\tmargin: 10px;\n\t\t\t\twidth: 100%;\n\t\t\t}\n\t\t\tfieldset.test ul {\n\t\t\t\tlist-style-type: none;\n\t\t\t\tmargin: 8px 0 4px 0;\n\t\t\t\tmargin-top: -15px;\n\t\t\t}\n\t\t\tfieldset.test li {\n\t\t\t\tmargin-top: 12px !important;\n\t\t\t\tlist-style: none !important;\n\t\t\t}\n\t\t\t\/* \u526f\u6807\u9898\u6837\u5f0f *\/\n\t\t\tfieldset.test .faq-title2 h3 {\n\t\t\t\tfont-size: 16px !important;\n\t\t\t\tfont-weight: 800 !important;\n\t\t\t}\n\t\t\t\/* \u6b63\u6587\u6837\u5f0f *\/\n\t\t\tfieldset.test p {\n\t\t\t\tfont-size: 14px !important;\n\t\t\t\tline-height: 20px !important;\n\t\t\t}\n\t\t<\/style>\n  <fieldset class='test' style='border: #d70c19 solid 1px;'>\n  <legend style='padding: 5px 10px;'><h2 style='font-weight: 800;font-size: 36px;color: #d70c19;'>FAQ<\/h2><\/legend>\n  <ul>\n    <li>\n      <!-- \u526f\u6807\u98981 -->\n      <span class='faq-title2'>\n        <h3>Qu&#039;est-ce qu&#039;un clapet anti-retour en plomberie ?<\/h3>\n      <\/span>\n      <!-- \u6b63\u65871 -->\n      <p>Les clapets anti-retour sont souvent pr\u00e9sents dans les maisons et les syst\u00e8mes de refroidissement. Ces clapets permettent un \u00e9coulement unidirectionnel tout en bloquant le reflux qui peut se produire en raison d&#039;une baisse de pression ou d&#039;une faible alimentation en eau. La modification de la pression de l&#039;eau ouvre\/ferme le clapet anti-retour.<\/p>\n    <\/li>\n  \n    <li>\n      <!-- \u526f\u6807\u98981 -->\n      <span class='faq-title2'>\n        <h3>En quoi un clapet anti-retour est-il diff\u00e9rent d&#039;un clapet anti-retour ?<\/h3>\n      <\/span>\n      <!-- \u6b63\u65871 -->\n      <p>La diff\u00e9rence entre le clapet anti-retour et le clapet anti-retour r\u00e9side principalement dans sa structure. Le clapet anti-retour est tr\u00e8s simple. Il poss\u00e8de un passage, une entr\u00e9e et une sortie. Le clapet anti-retour est \u00e9quip\u00e9 d&#039;un disque qui bloque le reflux. Ces deux clapets permettent un \u00e9coulement unidirectionnel du fluide. <\/p>\n    <\/li>\n  <\/ul>\n  <\/fieldset>\n\n\n\n\n  <style>\n\t\t\t.module {\n\t\t\t\tmargin: 10px 0 30px 0;\n\t\t\t\twidth: 100%;\n\t\t\t\ttext-align: left;\n\t\t\t}\n\t\t\t\/* \u6807\u9898 *\/\n\t\t\t.module .module-title {\n\t\t\t\tfont-size: 18px;\n\t\t\t\tdisplay: flex;\n\t\t\t\talign-items: center;\n\t\t\t}\n\n\t\t\t.module .module-button {\n\t\t\t\tcursor: pointer;\n\t\t\t\tborder: 0px;\n\t\t\t\ttext-align: center;\n\t\t\t\tmargin-left: 10px;\n\t\t\t\tbackground: none;\n\t\t\t}\n\n\t\t\t.module .module-content {\n\t\t\t\tdisplay: none;\n\t\t\t}\n\n\t\t\t.module .module-content.show {\n\t\t\t\tdisplay: block;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e00\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d1 {\n\t\t\t\twidth: 95%;\n\t\t\t\t\/* \u80cc\u666f\u989c\u8272 *\/\n\t\t\t\tpadding: 1% 2.5% 1% 2.5%;\n\t\t\t\tmargin-top: 3%;\n\t\t\t}\n\t\t\t\/* \u7b2c\u4e8c\u5757\u5185\u5bb9 *\/\n\t\t\t.module .d2 {\n\t\t\t\twidth: 95%;\n\t\t\t\tpadding: 3% 2.5% 3% 2.5%;\n\t\t\t}\n            \/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57 *\/\n            .module .aaa {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #d70c19;\n\t\t\t\t\/* \u6587\u5b57\u4e0b\u5212\u7ebf *\/\n\t\t\t\ttext-decoration: underline;\n\t\t\t}\n\t\t\t\/* \u4e0b\u65b9\u659c\u4f53\u6587\u5b57 *\/\n\t\t\t.module .a2 {\n\t\t\t\t\/* \u659c\u4f53 *\/\n\t\t\t\tfont-style: italic;\n\t\t\t}\n\t\t\t\/* \u6240\u6709a\u94fe\u63a5\u4e0a\u6587\u5b57\u60ac\u6d6e\u53d8\u8272 *\/\n\t\t\t.module .aaa:hover {\n\t\t\t\t\/* \u989c\u8272 *\/\n\t\t\t\tcolor: #D3CCFF;\n\t\t\t}\n\t\t<\/style>\n  <div class='module'>\n\t\t\t<div class='module-title' style='font-size: 18px;'>\n\t\t\t\t<!-- \u8fd9\u662f\u6807\u9898 -->\n\t\t\t\tSource de l&#039;article\n\t\t\t\t<button class='module-button'>\n\t\t\t\t\t<svg id='svg-1' style='display:block' t='1710230154863' class='icon' viewbox='0 0 1026 1024'\n\t\t\t\t\t\tversion='1.1' xmlns='http:\/\/www.w3.org\/2000\/svg' p-id='1843' width='18' height='18'>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u5927\u5c0f\u8bf7\u5728width\u548cheight\u4e2d\u6539 -->\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M511.602721 1023.001027a511.474051 511.474051 0 1 1 360.629164-148.84694 509.476105 509.476105 0 0 1-360.629164 149.845913z m0-941.032335c-109.887003 0-220.772979 41.956856-304.686691 125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#d70c19' p-id='1844'><\/path>\n\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u989c\u8272\u8bf7\u5728fill\u4e2d\u6539 -->\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#d70c19' p-id='1845'><\/path>\n\t\t\t\t\t\t\t<!-- 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125.870567-167.827423 168.826396-167.827423 441.545958 0 609.373381s440.546985 167.827423 609.373381 0c167.827423-167.827423 167.827423-440.546985 0-609.373381-83.913711-82.914739-194.799687-124.871594-304.68669-124.871595z m332.657927 763.215185z'\n\t\t\t\t\t\t\tfill='#d70c19' p-id='2000'><\/path>\n\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u989c\u8272\u8bf7\u5728fill\u4e2d\u6539 -->\n\t\t\t\t\t\t<path\n\t\t\t\t\t\t\td='M780.326392 552.484859H241.880077a39.95891 39.95891 0 0 1 0-79.91782h538.446315a39.95891 39.95891 0 0 1 0 79.91782z'\n\t\t\t\t\t\t\tfill='#d70c19' p-id='2001'><\/path>\n\t\t\t\t\t\t\t<!-- \u4fee\u6539\u56fe\u6807\u989c\u8272\u8bf7\u5728fill\u4e2d\u6539 -->\n\t\t\t\t\t<\/svg>\n\t\t\t\t<\/button>\n\t\t\t<\/div>\n\t\t\t<div class='module-content'>\n\t\t\t\t<div class='d1' style='background-color:#d70c19'>\n\t\t\t\t\t<!-- \u8fd9\u662f\u6587\u5b57\u7b80\u4ecb -->\n\t\t\t\t\t<span style='font-size:18px'>PANS utilise uniquement des sources de haute qualit\u00e9, y compris des \u00e9tudes \u00e9valu\u00e9es par des pairs, pour \u00e9tayer les faits contenus dans nos articles. Notre engagement envers l\u2019exactitude et la fiabilit\u00e9 garantit que les lecteurs re\u00e7oivent des informations bien document\u00e9es auxquelles ils peuvent avoir confiance.<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t<ul class='d2'>\n\t\t\t\t\n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.waterregsuk.co.uk\/news\/newsletter\/categories\/installer_news\/non-return_valves\/'>Water Regs UK Limited \u2013 Rep\u00e9rez la diff\u00e9rence \u2013 Clapets anti-retour ou clapets anti-retour\u2026<\/a><\/li>\n  \n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.adamantvalves.com\/what-is-the-difference-between-a-check-valve-and-a-non-return-valve.html'>Quelle est la diff\u00e9rence entre un clapet anti-retour et un clapet anti-retour ? | Adamant Valves<\/a><\/li>\n  \n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/bcstvalve.com\/what-is-the-difference-between-a-check-valve-and-a-non-return-valve\/'>Quelle est la diff\u00e9rence entre un clapet anti-retour et un clapet anti-retour ? (bcstvalve.com)<\/a><\/li>\n  \n  <li style='list-style: decimal;font-size:18px;'><a class='aaa a2' target='_blank' href='https:\/\/www.processindustryforum.com\/article\/difference-non-return-check-valves-resilient-hinge-check-valves'>Quelle est la diff\u00e9rence entre les clapets anti-retour et les clapets anti-retour \u00e0 charni\u00e8re \u00e9lastique ? - Forum de l&#039;industrie de transformation<\/a><\/li>\n  \n\t\t\t\t<\/ul>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<script>\n\t\t\tconst moduleButtons = document.querySelectorAll('.module-button');\n\t\t\tconst svg1 = document.getElementById('svg-1');\n\t\t\tconst svg2 = document.getElementById('svg-2');\n\t\t\tfor (const button of moduleButtons) {\n\t\t\t\tbutton.addEventListener('click', function() {\n\t\t\t\t\tconst content = this.parentNode.nextElementSibling;\n\t\t\t\t\tcontent.classList.toggle('show');\n\t\t\t\t\tconst svg = this.querySelector('svg');\n\t\t\t\t\tconst plusPath = svg.querySelector('#plus');\n\t\t\t\t});\n\t\t\t\tsvg1.addEventListener('click', function() {\n\t\t\t\t\tsvg1.style.display = 'none';\n\t\t\t\t\tsvg2.style.display = 'block';\n\t\t\t\t});\n\n\t\t\t\tsvg2.addEventListener('click', function() {\n\t\t\t\t\tsvg2.style.display = 'none';\n\t\t\t\t\tsvg1.style.display = 'block';\n\t\t\t\t});\n\t\t\t}\n\t\t<\/script>\n\n  \n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Fluid control in industrial pipes is imperative to keep large scale operations running. These fluids are controlled by the opening\/closing of valves.&nbsp; Out of the many valves available, two are known as check valve and non return valve.&nbsp; While both these valves allow unidirectional fluid flow, the main differences arise in their structure. Unlike the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1978,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[189],"tags":[],"class_list":["post-1969","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-check-valve"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Non Return Valve VS Check Valve: Which Better?<\/title>\n<meta name=\"description\" content=\"Discover the difference between non-return valves and check valves, from their working principle, application, etc. Get a Quote Now!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.pansvalve.com\/fr\/blog\/check-valve\/non-return-valve-vs-check-valve\/\" \/>\n<meta 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