{"id":583,"date":"2022-10-20T11:27:55","date_gmt":"2022-10-20T09:27:55","guid":{"rendered":"https:\/\/se2u.polsinelli.me\/?page_id=583"},"modified":"2023-04-06T10:42:30","modified_gmt":"2023-04-06T08:42:30","slug":"bilan-des-boues","status":"publish","type":"page","link":"https:\/\/se2u.polsinelli.me\/index.php\/bilan-des-boues\/","title":{"rendered":"Bilan des boues"},"content":{"rendered":"\n<p>Les boues en exc\u00e8s sont proportionnelles \u00e0 la quantit\u00e9 de la DBO5 \u00e9limin\u00e9e et d\u00e9pend de la<br>charge massique dans le bassin d\u2019a\u00e9ration.<\/p>\n\n\n\n<h5 class=\"wp-block-heading has-text-align-center\"><span style=\"color: var(--qubely-color-1);\" data=\"var(--qubely-color-1)\" class=\"qubely-text-has-color\">La quantit\u00e9 des boues en exc\u00e8s est d\u00e9termin\u00e9e par la relation suivante :<\/span><\/h5>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/se2u.polsinelli.me\/wp-content\/uploads\/2023\/04\/image-5.png\" alt=\"\" class=\"wp-image-628\" width=\"494\" height=\"85\" srcset=\"https:\/\/se2u.polsinelli.me\/wp-content\/uploads\/2023\/04\/image-5.png 494w, https:\/\/se2u.polsinelli.me\/wp-content\/uploads\/2023\/04\/image-5-300x52.png 300w\" sizes=\"auto, (max-width: 494px) 100vw, 494px\" \/><\/figure>\n<\/div>\n\n\n<p><em>Avec :<br>\u0394B : Boues en exc\u00e8s exprim\u00e9 en kg\/j (jour)<br>B<sub>min<\/sub> : Mati\u00e8res min\u00e9rales (MM) en suspension apport\u00e9es par l\u2019effluent exprim\u00e9 en kg\/j<br>B<sub>dur<\/sub> : Mati\u00e8res organiques en suspension difficilement biod\u00e9gradables apport\u00e9es par l\u2019effluent exprim\u00e9 en kg\/j<br>a<sub>m<\/sub> : Augmentation de la biomasse par \u00e9limination de la DBO<sub>5<\/sub><br>L<sub>e<\/sub>: Charge de la DBO<sub>5<\/sub> \u00e9limin\u00e9e exprim\u00e9 en kg\/j<br>b : Diminution de la biomasse par respiration endog\u00e8ne<br>Xa : Boues organiques dans le bassin (MVS) exprim\u00e9 en kg<\/em><\/p>\n\n\n\n<h5 class=\"wp-block-heading has-text-align-center\"><span style=\"color: #141dded4;\" data=\"#141dded4\" class=\"qubely-text-has-color\">La concentration de boues en exc\u00e8s est donn\u00e9 par la relation :<\/span><\/h5>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"204\" height=\"102\" src=\"http:\/\/se2u.polsinelli.me\/wp-content\/uploads\/2023\/04\/image-6.png\" alt=\"\" class=\"wp-image-631\"\/><\/figure>\n<\/div>\n\n\n<p><em>Avec :<br>X<sub>m<\/sub>\u00a0: Concentration de boues en exc\u00e8s<br>I<sub>m<\/sub> : L\u2019indice de Mohlman<\/em><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<div class=\"wp-block-group is-vertical is-layout-flex wp-container-core-group-is-layout-b7faace9 wp-block-group-is-layout-flex\">\n<p>Si on suppose que les boues se d\u00e9cantent bien, l\u2019indice de <strong>Mohlman<\/strong> se situe <strong>entre 80 et 150<\/strong>.\u00a0<\/p>\n\n\n\n<p>Cet indice repr\u00e9sente le volume occup\u00e9 par <strong>un gramme de poids sec de boues apr\u00e8s<\/strong>\u00a0<\/p>\n\n\n\n<p><strong>d\u00e9cantation d\u2019une demi-heure dans une \u00e9prouvette de 1 litre<\/strong><\/p>\n<\/div>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Les boues en exc\u00e8s sont proportionnelles \u00e0 la quantit\u00e9 de la DBO5 \u00e9limin\u00e9e et d\u00e9pend de lacharge massique dans le bassin d\u2019a\u00e9ration. La quantit\u00e9 des boues en exc\u00e8s est d\u00e9termin\u00e9e par la relation suivante : Avec :\u0394B : Boues en exc\u00e8s exprim\u00e9 en kg\/j (jour)Bmin : Mati\u00e8res min\u00e9rales (MM) en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"qubely_global_settings":"","qubely_interactions":"","footnotes":""},"class_list":["post-583","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/pages\/583","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/comments?post=583"}],"version-history":[{"count":6,"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/pages\/583\/revisions"}],"predecessor-version":[{"id":638,"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/pages\/583\/revisions\/638"}],"wp:attachment":[{"href":"https:\/\/se2u.polsinelli.me\/index.php\/wp-json\/wp\/v2\/media?parent=583"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}