{"id":2619,"date":"2024-05-14T16:11:50","date_gmt":"2024-05-14T15:11:50","guid":{"rendered":"https:\/\/www.auagre.com\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/"},"modified":"2024-05-14T16:11:50","modified_gmt":"2024-05-14T15:11:50","slug":"comment-fonctionne-un-ejecteur-a-plusieurs-etages","status":"publish","type":"post","link":"https:\/\/www.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/","title":{"rendered":"Comment fonctionne un \u00e9jecteur \u00e0 plusieurs \u00e9tages ?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_66_1 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 \" >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=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #0066bf;color:#0066bf\" 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: #0066bf;color:#0066bf\" 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-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/#Composition_structurelle\" title=\"Composition structurelle :\">Composition structurelle :<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/#Acceleration_des_fluides_et_augmentation_de_la_pression\" title=\"Acc\u00e9l\u00e9ration des fluides et augmentation de la pression\">Acc\u00e9l\u00e9ration des fluides et augmentation de la pression<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/#Pressurisation_etape_par_etape\" title=\"Pressurisation \u00e9tape par \u00e9tape\">Pressurisation \u00e9tape par \u00e9tape<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/#Sortie_de_produit\" title=\"Sortie de produit\">Sortie de produit<\/a><\/li><\/ul><\/nav><\/div>\n<p><strong>Le principe de fonctionnement d&rsquo;un injecteur \u00e0 plusieurs \u00e9tages peut \u00eatre r\u00e9sum\u00e9 comme suit :<\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Composition_structurelle\"><\/span>Composition structurelle :<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Une pompe \u00e0 jet multicellulaire est constitu\u00e9e de plusieurs jets centrifuges superpos\u00e9s.<br \/>\nChaque injecteur se compose g\u00e9n\u00e9ralement d&rsquo;une partie principale telle qu&rsquo;une buse de travail, une chambre de r\u00e9ception, une chambre de m\u00e9lange et un diffuseur.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-1344\" src=\"https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/vacuum-chiller-1.webp\" alt=\"\" width=\"695\" height=\"695\" srcset=\"https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/vacuum-chiller-1.webp 1024w, https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/vacuum-chiller-1-300x300.webp 300w, https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/vacuum-chiller-1-150x150.webp 150w, https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/vacuum-chiller-1-768x768.webp 768w\" sizes=\"(max-width: 695px) 100vw, 695px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Acceleration_des_fluides_et_augmentation_de_la_pression\"><\/span>Acc\u00e9l\u00e9ration des fluides et augmentation de la pression<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00c0 l&rsquo;int\u00e9rieur de l&rsquo;\u00e9jecteur, un fluide \u00e0 haute pression (fluide de travail) est inject\u00e9 \u00e0 grande vitesse \u00e0 travers la buse, formant un jet de fluide \u00e0 grande vitesse.<br \/>\nEn raison de la diffusion turbulente de la couche limite du jet, le fluide de travail est m\u00e9lang\u00e9 au fluide environnant \u00e0 basse pression qui est aspir\u00e9 (le fluide d&rsquo;\u00e9jection) et l&rsquo;\u00e9nergie est \u00e9chang\u00e9e.<br \/>\nLe fluide m\u00e9lang\u00e9 est \u00e9galis\u00e9 en vitesse dans la chambre de m\u00e9lange avec une augmentation de la pression.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Pressurisation_etape_par_etape\"><\/span>Pressurisation \u00e9tape par \u00e9tape<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Dans un \u00e9jecteur \u00e0 plusieurs \u00e9tages, la pression et la vitesse du fluide augmentent \u00e0 chaque passage dans le premier \u00e9tage de l&rsquo;\u00e9jecteur.<br \/>\nLa pression d&rsquo;entr\u00e9e de l&rsquo;injecteur de l&rsquo;\u00e9tage suivant sera plus \u00e9lev\u00e9e que la pression de sortie de l&rsquo;\u00e9tage pr\u00e9c\u00e9dent, de sorte que l&rsquo;effet de pressurisation progressive puisse \u00eatre obtenu.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-1328\" src=\"https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/ejector--e1702923949323.png\" alt=\"\" width=\"810\" height=\"1036\" srcset=\"https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/ejector--e1702923949323.png 705w, https:\/\/www.auagre.com\/wp-content\/uploads\/2023\/12\/ejector--e1702923949323-234x300.png 234w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sortie_de_produit\"><\/span>Sortie de produit<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Apr\u00e8s une pressurisation en plusieurs \u00e9tapes, le fluide est finalement d\u00e9charg\u00e9 \u00e0 haute pression par la sortie de l&rsquo;injecteur.<br \/>\nLe fluide haute pression produit peut r\u00e9pondre \u00e0 une vari\u00e9t\u00e9 de sc\u00e9narios d&rsquo;application n\u00e9cessitant des fluides haute pression, tels que le d\u00e9coupage \u00e0 l&rsquo;eau sous haute pression, l&rsquo;extraction de p\u00e9trole, etc.<br \/>\nEn r\u00e9sum\u00e9, l&rsquo;\u00e9jecteur multi-\u00e9tapes permet de convertir un fluide \u00e0 basse pression en fluide \u00e0 haute pression gr\u00e2ce \u00e0 la superposition et \u00e0 la pressurisation progressive de plusieurs injecteurs.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le principe de fonctionnement d&rsquo;un injecteur \u00e0 plusieurs \u00e9tages peut \u00eatre r\u00e9sum\u00e9 comme suit : Composition structurelle : Une pompe \u00e0 jet multicellulaire est constitu\u00e9e de plusieurs jets centrifuges superpos\u00e9s. Chaque injecteur se compose g\u00e9n\u00e9ralement d&rsquo;une partie principale telle qu&rsquo;une buse de travail, une chambre de r\u00e9ception, une chambre de m\u00e9lange et un diffuseur. Acc\u00e9l\u00e9ration [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[36],"tags":[],"class_list":["post-2619","post","type-post","status-publish","format-standard","hentry","category-non-classifiee"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comment fonctionne un \u00e9jecteur \u00e0 plusieurs \u00e9tages ? | AUAGRE<\/title>\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.auagre.com\/fr\/comment-fonctionne-un-ejecteur-a-plusieurs-etages\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comment fonctionne un \u00e9jecteur \u00e0 plusieurs \u00e9tages ?\" \/>\n<meta property=\"og:description\" content=\"Le principe de fonctionnement d&rsquo;un injecteur \u00e0 plusieurs \u00e9tages peut \u00eatre r\u00e9sum\u00e9 comme suit : Composition structurelle : Une pompe \u00e0 jet multicellulaire est constitu\u00e9e de plusieurs jets centrifuges superpos\u00e9s. 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Chaque injecteur se compose g\u00e9n\u00e9ralement d&rsquo;une partie principale telle qu&rsquo;une buse de travail, une chambre de r\u00e9ception, une chambre de m\u00e9lange et un diffuseur. 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