{"id":16224,"date":"2024-05-14T10:53:52","date_gmt":"2024-05-14T08:53:52","guid":{"rendered":"https:\/\/biomontan.at\/\/?page_id=16224"},"modified":"2025-11-04T08:01:14","modified_gmt":"2025-11-04T07:01:14","slug":"wastewater-and-anaerobic-technologies-challenge-high-svi-bulking-sludge","status":"publish","type":"page","link":"https:\/\/www.biomontan.at\/en\/wastewater-and-anaerobic-technologies-challenge-high-svi-bulking-sludge\/","title":{"rendered":"Challenge: High SVI, bulking sludge, floating sludge and filamentous bacteria in wastewater treatment plants"},"content":{"rendered":"\n<div class=\"wp-block-cover alignfull customcovermitwelle mb-0 mt-0 wp-elements-5d855a958b374cd23d91d00a97ef2d18\" style=\"min-height:400px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1920\" height=\"1440\" class=\"wp-block-cover__image-background wp-image-23306 size-full\" alt=\"Bl\u00e4hschlamm \/ bulking sludge \u00a9 BIOMONTAN GmbH\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm.jpg 1920w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm-300x225.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm-1024x768.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm-768x576.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/blaehschlamm-1536x1152.jpg 1536w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#8b8981\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-wavy-wavy-divider alignfull coverwelleohnespalte has-white-background-color has-background\"><svg fill=\"none\" role=\"separator\" viewBox=\"0 0 100 300\" preserveAspectRatio=\"none\" aria-orientation=\"horizontal\" aria-hidden=\"true\" style=\"height:300px;width:100%;display:block\"><path style=\"transition:all .5s ease;opacity:1\" fill=\"var(--wp--preset--color--white)\" d=\"M 0,228 S 44,63 55,174 S 94,198 100,141 V 300 H 0 Z\"><\/path><\/svg><\/div>\n\n\n\n<div class=\"wp-block-group is-horizontal is-content-justification-right is-layout-flex wp-container-core-group-is-layout-202d4b65 wp-block-group-is-layout-flex\">\n<div class=\"wp-block-bogo-language-switcher sprachumschalter\"><ul class=\"bogo-language-switcher list-view\"><li class=\"de-DE de first\"><span class=\"bogoflags bogoflags-de\"><\/span> <span class=\"bogo-language-name\"><a rel=\"alternate\" hreflang=\"de-DE\" href=\"https:\/\/www.biomontan.at\/wp-json\/wp\/v2\/pages\/16224\/\" title=\"German\">Deutsch<\/a><\/span><\/li>\n<li class=\"en-GB en current last\"><span class=\"bogoflags bogoflags-gb\"><\/span> <span class=\"bogo-language-name\"><a rel=\"alternate\" hreflang=\"en-GB\" href=\"https:\/\/www.biomontan.at\/en\/wp-json\/wp\/v2\/pages\/16224\/\" title=\"English\" class=\"current\" aria-current=\"page\">English<\/a><\/span><\/li>\n<\/ul><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">CHALLENGE HIGH SVI \/ BULKING SLUDGE \/ FLOATING SLUDGE \/ FILAMENTOUS BACTERIA IN WASTEWATER TREATMENT PLANTS<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-desktop\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading Uberschrift-Fett-H2 has-black-color has-text-color has-link-color wp-elements-d12c348d70f2236e9687dee60d93d780\" style=\"font-size:5vw\"><strong>Activated sluge, SVI and filamentous bacteria under control<\/strong>.<\/h3>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-mobile\"><\/div>\n\n\n\n<div class=\"wp-block-columns ueberlappend is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column farbblock is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading Sparten-H2 has-text-color\" style=\"color:#164194\">We solve problems with high sludge index and bulking sludge<\/h2>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Bulking sludge is characterized by a SVI of the activated sludge from over 150 mL\/g.<\/p>\n\n\n\n<p>Associated sludge discharge, foaming in the digestion tower and reduced dewaterability result in higher operating costs.<\/p>\n\n\n\n<p>Filamentous bacteria&nbsp;almost always cause increased ISV. Therefore, microscopic system analysis and water chemistry analyses are at the beginning of every efficient treatment plan.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top farbblock has-background is-layout-flow wp-block-column-is-layout-flow\" style=\"background:linear-gradient(135deg,rgb(255,251,251) 0%,rgb(241,242,246) 49%,rgb(200,225,243) 100%)\">\n<h3 class=\"wp-block-heading Sparten-H2\">Causes of high sludge index and bulking sludge<\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>High sludge index is in most cases caused by the following&nbsp;<a href=\"https:\/\/www.biomontan.at\/\/en\/wastewater-and-anaerobic-technologies-challenge-high-isv-bulking-sludge\/#charakteristics-filamentous-bacteria\">filamentous bacteria<\/a>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em><a href=\"https:\/\/www.biomontan.at\/\/en\/wastewater-and-anaerobic-technologies-challenge-high-isv-bulking-sludge\/#Microthrix\">Microthrix parvicella<\/a><\/em><\/li>\n\n\n\n<li><a href=\"https:\/\/www.biomontan.at\/\/en\/wastewater-and-anaerobic-technologies-challenge-high-isv-bulking-sludge\/#021N\">Type 021N<\/a><\/li>\n\n\n\n<li><em><a href=\"https:\/\/www.biomontan.at\/\/en\/wastewater-and-anaerobic-technologies-challenge-high-isv-bulking-sludge\/#nostocoida\">Nostocoida limicola<\/a><\/em><\/li>\n\n\n\n<li><a href=\"https:\/\/www.biomontan.at\/\/en\/wastewater-and-anaerobic-technologies-challenge-high-isv-bulking-sludge\/#nocardia\">Nocardioform Actinomycetes<\/a><\/li>\n<\/ul>\n\n\n\n<p>More rarely, a mass occurrence of tree bacteria (<em>Zoogloea<\/em>&nbsp;sp.) or extremely high fat content may be responsible.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns ueberlappend is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top animated fadeInDown ueberlappend is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\"><a class=\"iheg-wrapper\" href=\"\/wastewater-and-anaerobic-technologies\/#contact-uwt\"  ><div class=\"eihe-box eihe-fade\" style=\"background: rgba(255,255,255,0);border-radius:0px 0px 0px 0px;\"><img decoding=\"async\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Biomontan_Kontakt-EN.png\" alt=\"\"\/><div class=\"eihe-caption\" style=\"background: rgba(255,255,255,0);\"><div class=\"eihe-title-cover\"><h3 class=\"eihe-title\"><\/h3>\t<\/div><p><\/p><\/div><\/div><\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column ueberlappend is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group seamlesspapergroup unterlappend\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:68%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">STANDARDS<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-desktop\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading Uberschrift-Fett-H2 has-black-color has-text-color has-link-color editorskit-no-mobile wp-elements-69047c6c197eb69594d05f8625dd6ec9\" style=\"font-size:3vw\">We focus on excellent analysis and individual solutions.<\/h3>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-full editorskit-no-mobile\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/biomontan_mikrobiologische-analytik.png\" alt=\"BIOMONTAN_Analytisches Labor - Mikrobiologie-Expertin am Mikroskop \u00a9 Biomontan GmbH\" class=\"wp-image-21864\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan_mikrobiologische-analytik.png 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan_mikrobiologische-analytik-300x169.png 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan_mikrobiologische-analytik-768x432.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<p>We offer expert analysis of activated sludge, including the determination of filamentous bacteria.<\/p>\n\n\n\n<p>All necessary analyses are carried out in our in-house laboratory by our experts.<\/p>\n\n\n\n<p class=\"has-text-align-right has-text-color has-link-color wp-elements-320cbabb968707c972e9caf4d3aaa136\" style=\"color:#0083d3\"><a href=\"\/analytical-laboratory\/\">More about our Analytical Laboratory <i class=\"fas fa-arrow-right\"><\/i><\/a><\/p>\n\n\n\n<p>In combination with the operating parameters determined, a specific package of measures is put together to reduce the development of filamentous bacteria.<\/p>\n\n\n\n<p class=\"has-text-align-right has-text-color has-link-color wp-elements-b8509ff6f35c6eaf378b01d45047e6b8\" style=\"color:#0083d3\"><a href=\"#characteristic-filamentous-bacteria\">Characteristics of the most common filamentous bacteria <i class=\"fas fa-arrow-right\"><\/i><\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top editorskit-no-tablet editorskit-no-mobile is-layout-flow wp-block-column-is-layout-flow\">\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"480\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/BB-1-vor-Versuch-08-05-29.jpg\" alt=\"Bl\u00e4hschlamm \/ bulking sludge \u00a9 BIOMONTAN GmbH\" class=\"wp-image-21932\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/BB-1-vor-Versuch-08-05-29.jpg 640w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/BB-1-vor-Versuch-08-05-29-300x225.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top editorskit-no-tablet editorskit-no-mobile is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/021N_Neisser-1024x768.jpg\" alt=\"Mikroskopie des Fadenbakteriums Typ 021N \/ Microscopy of filamentous bacteria Type 021N \u00a9 BIOMONTAN GmbH\" class=\"wp-image-21933\" style=\"aspect-ratio:4\/3;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-1024x768.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-300x225.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-768x576.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-1536x1152.jpg 1536w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:4em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group whitewavesgroup unterlappend\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">ProduCTS AND SYSTEMS<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-desktop\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading Uberschrift-Fett-H2 has-black-color has-text-color has-link-color wp-elements-f36bbd8d8b05e4aed3e45ccfb883941b\" style=\"font-size:4vw\"><strong>Efficient solutions for high SVI and bulking sludge<\/strong>:<\/h3>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-precipitants-index-optimizers-demulsifiers\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Product<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\">BIOFLOC<sup>\u00ae<\/sup><br>PETROFLOC<sup>\u00ae<\/sup><\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Precipitants and Index-Optimizers<\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><a href=\"\/products-chalk\/\"    class=\"alignfull wp-block-tiptip-hyperlink-group-block\" >\n<div class=\"wp-block-cover alignfull is-light custom-cover-sparte\" style=\"min-height:30vh;aspect-ratio:unset;\"><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-block-cover-is-layout-constrained\">\n<p>Product<\/p>\n\n\n\n<h3 class=\"wp-block-heading Sparten-H2\"><br>CHALK<\/h3>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>to reduce filaments and improve floc formation<\/p>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-align-right fapfeil mb-0 pb-0 has-large-font-size\"><i class=\"fas fa-arrow-right\"><\/i><\/p>\n<\/div><\/div>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top bildspalte is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<div style=\"height:4em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light is-repeated standardsblock\" style=\"min-height:360px;aspect-ratio:unset;\" id=\"characteristic-filamentous-bacteria\"><div class=\"wp-block-cover__image-background wp-image-21822 is-repeated\" style=\"background-position:50% 50%;background-image:url(https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/seamless_paper_texture.png)\"><\/div><span aria-hidden=\"true\" class=\"wp-block-cover__background has-white-background-color has-background-dim-80 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer editorskit-no-mobile\"><\/div>\n\n\n\n<div class=\"wp-block-group uwtgroup unterlappend\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h1 class=\"wp-block-heading Uberschrift-Top-H1 has-text-color\" style=\"color:#0083d3;font-size:16px\"><span class=\"uppercase\">EXPERTISE: CHARAKTERISTIcs of the most common filamentous bacteria<\/span><\/h1>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns farbblock has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\" id=\"microthrix\">\n<div class=\"wp-block-column is-vertically-aligned-stretch is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading Sparten-H2-Georgia has-text-color has-link-color has-georgia-font-family wp-elements-5e85c3ed17226c29e9ad63fba9629037\" style=\"color:#164194\"><em>Microthrix parvicella<\/em><\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><em>Microthrix parvicella<\/em>&nbsp;is promoted by a low sludge load, low oxygen content and water temperatures &lt; 12<sup>\u00b0<\/sup>&nbsp;C. <br><br>This is why this filamentous organism usually leads to problems with bulking sludge and\/or floating sludge in fall and spring.&nbsp;<br><br><em>Microthrix parvicella<\/em>&nbsp;can also cause sludge foaming if it is very filamentous.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien.png\" alt=\"Mikroskopie des Fadenbakteriums Microthrix parvicella \/ Microscopy of filamentous bacteria Microthrix parvicella \u00a9 BIOMONTAN GmbH\" class=\"wp-image-21865\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien.png 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien-300x169.png 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/biomontan-analytik-mikroskopie-fadenbakterien-768x432.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\" id=\"021n\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading Sparten-H2-Georgia has-text-color has-link-color has-georgia-font-family wp-elements-12aed3dd366c98671ed70de96012ef2b\" style=\"color:#164194\">Type 021N<\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Type 021N often occurs in systems with heavy loads or frequent shock loads from wastewater from the food industry or the introduction of sulphur compounds. <br><br>These filamentous bacteria can cause an extremely high sludge index (over 2000 mL\/g). <br><br>Heavy pollution (especially by easily degradable substances), lack of oxygen, putrid conditions in the plant or in the sewer are considered to be conducive to type 021N.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"1536\" src=\"https:\/\/www.biomontan.at\/\/wp-content\/uploads\/biomontan\/021N_Neisser.jpg\" alt=\"Mikroskopie des Fadenbakteriums Typ 021N \/ Microscopy of filamentous bacteria Type 021N \u00a9 BIOMONTAN GmbH\" class=\"wp-image-21933\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser.jpg 2048w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-300x225.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-1024x768.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-768x576.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/021N_Neisser-1536x1152.jpg 1536w\" sizes=\"auto, (max-width: 2048px) 100vw, 2048px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\" id=\"nostocoida\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading Sparten-H2-Georgia has-text-color has-link-color has-georgia-font-family wp-elements-70e6675f0dafab4276c6c5b9df9f03f4\" style=\"color:#164194\"><em>Nostocoida limicola<\/em><\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><em>Nostocoida limicola<\/em>&nbsp;can also cause problems in municipal wastewater treatment plants if there is a strong industrial influence from many or large indirect dischargers.&nbsp;<br><br><em>Nostocoida limicola<\/em>&nbsp;is a typical industrial bacterium that occurs when the C:N:P ratio is unbalanced and there is a lack of micronutrients and trace elements. The level of contamination is irrelevant.<br><br>With a high dry matter content,&nbsp;<em>Nostocoida limicola<\/em>&nbsp;can also form floating sludge.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"669\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Nl_Neisser-1000x.jpg\" alt=\"Mikroskopie des Fadenbakteriums Nostocoida limicola \/ Microscopy of filamentous bacteria Nostocoida limicola \u00a9 BIOMONTAN GmbH\" class=\"wp-image-23158\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Nl_Neisser-1000x.jpg 800w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Nl_Neisser-1000x-300x251.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Nl_Neisser-1000x-768x642.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns farbblock has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\" id=\"nocardia\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<h3 class=\"wp-block-heading Sparten-H2-Georgia has-text-color has-link-color has-georgia-font-family wp-elements-67dd80e53d04cbdf9f28f5a388eb94a5\" style=\"color:#164194\">Nocardioform Actinomycetes<\/h3>\n\n\n\n<div style=\"height:2em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Filamentous bacteria from the Nocardioform actinomycetes group are common causes of bulking and\/or floating sludge. Gas bubbles are permanently stabilized by their branched filaments and float to the surface without dissolving.<\/p>\n\n\n\n<p>A reliable differentiation from&nbsp;<em>Microthrix parvicella<\/em>&nbsp;is only possible by microscopic examination.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"515\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Noc_lebend-200x.jpg\" alt=\"Mikroskopie des Fadenbakteriums Nocardioforme Actinomyceten \/ Microscopy of filamentous bacteria Nocardioform actinomycetes \u00a9 BIOMONTAN GmbH\" class=\"wp-image-23181\" style=\"aspect-ratio:3\/2;object-fit:cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Noc_lebend-200x.jpg 800w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Noc_lebend-200x-300x193.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Noc_lebend-200x-768x494.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div style=\"height:5em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-cover alignfull is-light\" style=\"min-height:360px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1078\" class=\"wp-block-cover__image-background wp-image-23309 size-full\" alt=\"Wasserwelle\/water splashing wave \u00a9 Fotolia.com\" src=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-scaled.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-scaled.jpg 2560w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-300x126.jpg 300w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-1024x431.jpg 1024w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-768x323.jpg 768w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-1536x647.jpg 1536w, https:\/\/www.biomontan.at\/wp-content\/uploads\/biomontan\/Fotolia_30490502_XL-2048x862.jpg 2048w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\" style=\"background-color:#8b8981\"><\/span><div class=\"wp-block-cover__inner-container is-layout-flow wp-block-cover-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-group blocktransparentweiss\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-text-align-center claim-klar-denken has-white-color has-text-color has-x-large-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#164194\" class=\"has-inline-color\">Think clearly.<\/mark><\/h2>\n\n\n\n<div style=\"height:1em\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center claim-nachhaltig-handeln has-white-color has-text-color has-georgia-font-family\"><mark style=\"background-color:rgba(0, 0, 0, 0);color:#164194\" class=\"has-inline-color\">Act sustainably.<\/mark><\/h2>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>CHALLENGE HIGH SVI \/ BULKING SLUDGE \/ FLOATING SLUDGE \/ FILAMENTOUS BACTERIA IN WASTEWATER TREATMENT PLANTS Activated sluge, SVI and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","_locale":"en_GB","_original_post":"https:\/\/www.biomontan.at\/\/?page_id=14222","footnotes":""},"class_list":["post-16224","page","type-page","status-publish","hentry","en-GB"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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