{"id":442,"date":"2026-02-09T11:10:46","date_gmt":"2026-02-09T11:10:46","guid":{"rendered":"https:\/\/maddytech.net\/ussu\/?page_id=442"},"modified":"2026-03-25T22:35:18","modified_gmt":"2026-03-25T22:35:18","slug":"systemes-de-traitement-des-eaux-gris","status":"publish","type":"page","link":"https:\/\/maddy-tech.com\/ussu\/systemes-de-traitement-des-eaux-gris\/","title":{"rendered":"SYSTEMES DE TRAITEMENT DES EAUX GRIS"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"442\" class=\"elementor elementor-442\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5e3b53d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5e3b53d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1e861bc\" data-id=\"1e861bc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-92da6da elementor-widget elementor-widget-heading\" data-id=\"92da6da\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SYST\u00c8MES DE TRAITEMENT DES EAUX US\u00c9ES DE TYPE MBBR<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b82c62 elementor-widget elementor-widget-text-editor\" data-id=\"9b82c62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>25 m3\/jour jusqu&#8217;\u00e0 1 000 m3\/jour Syst\u00e8mes modulaires<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0511841 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"0511841\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-313dbf5 elementor-widget elementor-widget-html\" data-id=\"313dbf5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\r\n.egx-wrapper{\r\n  max-width:950px;\r\n  margin:auto;\r\n  background:#ffffff;\r\n  padding:50px 60px;\r\n  border-radius:24px;\r\n  box-shadow:0 18px 45px rgba(0,120,140,0.12);\r\n  position:relative;\r\n  overflow:hidden;\r\n}\r\n\r\n.egx-wrapper::before{\r\n  content:\"\";\r\n  position:absolute;\r\n  top:0;\r\n  left:0;\r\n  width:100%;\r\n  height:8px;\r\n  background:linear-gradient(90deg,#00b4d8,#90e0ef);\r\n}\r\n\r\n.egx-title{\r\n  font-size:2rem;\r\n  font-weight:700;\r\n  color:#005f73;\r\n  margin-bottom:28px;\r\n}\r\n\r\n.egx-paragraph{\r\n  font-size:1.02rem;\r\n  line-height:1.8;\r\n  margin-bottom:22px;\r\n  color:#334155;\r\n}\r\n\r\n.egx-highlight{\r\n  background:#f1fbfe;\r\n  border-left:6px solid #00b4d8;\r\n  padding:22px 24px;\r\n  border-radius:14px;\r\n  margin:28px 0;\r\n}\r\n\r\n.egx-listbox{\r\n  background:#f7fcff;\r\n  padding:22px 26px;\r\n  border-radius:16px;\r\n  margin:25px 0;\r\n  box-shadow:inset 0 0 0 1px rgba(0,180,216,0.25);\r\n}\r\n\r\n.egx-listitem{\r\n  margin:8px 0;\r\n  font-weight:600;\r\n}\r\n\r\n@media(max-width:600px){\r\n  body{padding:20px;}\r\n  .egx-wrapper{padding:30px 24px;}\r\n  .egx-title{font-size:1.6rem;}\r\n}\r\n<\/style>\r\n\r\n<div class=\"egx-wrapper\">\r\n\r\n<div class=\"egx-title\">\r\n\u00c0 quoi sert le MBBR?\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLe syst\u00e8me MBBR se compose d'un r\u00e9servoir d'a\u00e9ration (similaire \u00e0 un r\u00e9servoir \u00e0 boues activ\u00e9es) avec des supports en plastique sp\u00e9ciaux qui fournissent une surface o\u00f9 un biofilm peut se d\u00e9velopper.\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLes supports sont fabriqu\u00e9s dans un mat\u00e9riau dont la densit\u00e9 est proche de celle de l'eau (1 g\/cm3). Le poly\u00e9thyl\u00e8ne haute densit\u00e9 (PEHD), dont la densit\u00e9 est proche de 0,95 g\/cm3, en est un exemple. Les supports sont m\u00e9lang\u00e9s dans le r\u00e9servoir par le syst\u00e8me d'a\u00e9ration, ce qui permet un bon contact entre le substrat pr\u00e9sent dans les eaux us\u00e9es entrantes et la biomasse sur les supports.\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nPour emp\u00eacher les supports en plastique de s'\u00e9chapper de l'a\u00e9ration, il est n\u00e9cessaire d'installer un tamis \u00e0 la sortie du r\u00e9servoir.\r\n<\/div>\r\n\r\n<div class=\"egx-highlight\">\r\n<div class=\"egx-paragraph\">\r\nAvantages\r\n<\/div>\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLe syst\u00e8me MBBR est consid\u00e9r\u00e9 comme un proc\u00e9d\u00e9 \u00e0 biofilm. D'autres proc\u00e9d\u00e9s conventionnels \u00e0 biofilm pour le traitement des eaux us\u00e9es sont appel\u00e9s filtre percolateur, contacteur biologique rotatif (RBC) et filtre biologique a\u00e9r\u00e9 (BAF).\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLes proc\u00e9d\u00e9s \u00e0 biofilm n\u00e9cessitent en g\u00e9n\u00e9ral moins d'espace que les syst\u00e8mes \u00e0 boues activ\u00e9es, car la biomasse est plus concentr\u00e9e et l'efficacit\u00e9 du syst\u00e8me d\u00e9pend moins de la s\u00e9paration finale des boues. Un inconv\u00e9nient des autres proc\u00e9d\u00e9s \u00e0 biofilm est qu'ils sont sujets au colmatage biologique et \u00e0 l'accumulation de pertes de charge.\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLes syst\u00e8mes MBBR ne n\u00e9cessitent pas de recyclage des boues, contrairement aux syst\u00e8mes \u00e0 boues activ\u00e9es.\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLe syst\u00e8me MBBR est souvent install\u00e9 en tant que modernisation de bassins \u00e0 boues activ\u00e9es existants afin d'augmenter la capacit\u00e9 du syst\u00e8me existant. Le degr\u00e9 de remplissage des supports peut \u00eatre adapt\u00e9 \u00e0 la situation sp\u00e9cifique et \u00e0 la capacit\u00e9 souhait\u00e9e. Ainsi, une station d'\u00e9puration existante peut augmenter sa capacit\u00e9 sans augmenter son encombrement en construisant de nouveaux bassins.\r\n<\/div>\r\n\r\n<div class=\"egx-paragraph\">\r\nLors de la construction, le degr\u00e9 de remplissage peut \u00eatre fix\u00e9, par exemple, \u00e0 40 % au d\u00e9but, puis augment\u00e9 \u00e0 70 % en ajoutant des supports suppl\u00e9mentaires. Cela peut \u00eatre le cas, par exemple, en cas d'augmentation de la population dans une ville pour une station d'\u00e9puration municipale ou d'augmentation de la production d'eaux us\u00e9es d'une usineindustrielle.\r\n<\/div>\r\n\r\n<div class=\"egx-listbox\">\r\n    <div class=\"egx-title\">\r\nParmi les autres avantages par rapport aux syst\u00e8mes \u00e0 boues activ\u00e9es, on peut citer :\r\n<\/div>\r\n<div class=\"egx-listitem\">Temps de r\u00e9tention des boues (SRT) plus \u00e9lev\u00e9, ce qui est favorable \u00e0 la nitrification<\/div>\r\n<div class=\"egx-listitem\"> R\u00e9agit aux fluctuations de charge sans intervention de l'op\u00e9rateur<\/div>\r\n<div class=\"egx-listitem\">Production de boues r\u00e9duite<\/div>\r\n<div class=\"egx-listitem\">Encombrement r\u00e9duit<\/div>\r\n<div class=\"egx-listitem\"> R\u00e9sistance aux chocs toxiques<\/div>\r\n<div class=\"egx-listitem\"> Performance du processus ind\u00e9pendante du clarificateur secondaire (gr\u00e2ce \u00e0 l'absence de conduite de retour des boues)<\/div>\r\n<\/div>\r\n\r\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20e07fa elementor-widget elementor-widget-gallery\" data-id=\"20e07fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;gallery_layout&quot;:&quot;masonry&quot;,&quot;columns&quot;:3,&quot;lazyload&quot;:&quot;yes&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;overlay_background&quot;:&quot;yes&quot;,&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t\t\t\t<div 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class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/maddy-tech.com\/ussu\/wp-content\/uploads\/2026\/02\/24415313492097222303GRAYWATER_01.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"20e07fa\" data-elementor-lightbox-title=\"24415313492097222303GRAYWATER_01\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDQ4LCJ1cmwiOiJodHRwczpcL1wvbWFkZHktdGVjaC5jb21cL3Vzc3VcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzAyXC8yNDQxNTMxMzQ5MjA5NzIyMjMwM0dSQVlXQVRFUl8wMS5qcGciLCJzbGlkZXNob3ciOiIyMGUwN2ZhIn0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/maddy-tech.com\/ussu\/wp-content\/uploads\/2026\/02\/24415313492097222303GRAYWATER_01.jpg\" data-width=\"1024\" data-height=\"768\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/maddy-tech.com\/ussu\/wp-content\/uploads\/2026\/02\/31461245962966026470GRAYWAter_04.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"20e07fa\" data-elementor-lightbox-title=\"31461245962966026470GRAYWAter_04\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDQ5LCJ1cmwiOiJodHRwczpcL1wvbWFkZHktdGVjaC5jb21cL3Vzc3VcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjZcLzAyXC8zMTQ2MTI0NTk2Mjk2NjAyNjQ3MEdSQVlXQXRlcl8wNC5qcGciLCJzbGlkZXNob3ciOiIyMGUwN2ZhIn0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/maddy-tech.com\/ussu\/wp-content\/uploads\/2026\/02\/31461245962966026470GRAYWAter_04.jpg\" data-width=\"1136\" data-height=\"852\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>SYST\u00c8MES DE TRAITEMENT DES EAUX US\u00c9ES DE TYPE MBBR 25 m3\/jour jusqu&#8217;\u00e0 1 000 m3\/jour Syst\u00e8mes modulaires \u00c0 quoi sert le MBBR? Le syst\u00e8me MBBR se compose d&#8217;un r\u00e9servoir d&#8217;a\u00e9ration (similaire \u00e0 un r\u00e9servoir \u00e0 boues activ\u00e9es) avec des supports en plastique sp\u00e9ciaux qui fournissent une surface o\u00f9 un biofilm peut se d\u00e9velopper. Les supports [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-442","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/pages\/442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/comments?post=442"}],"version-history":[{"count":7,"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/pages\/442\/revisions"}],"predecessor-version":[{"id":1002,"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/pages\/442\/revisions\/1002"}],"wp:attachment":[{"href":"https:\/\/maddy-tech.com\/ussu\/wp-json\/wp\/v2\/media?parent=442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}