{"id":9347,"date":"2022-05-30T11:01:42","date_gmt":"2022-05-30T09:01:42","guid":{"rendered":"https:\/\/brightwork.nl\/?p=9347"},"modified":"2022-05-30T12:03:55","modified_gmt":"2022-05-30T10:03:55","slug":"clean-filter-bed-resistance-l-blog-5","status":"publish","type":"post","link":"https:\/\/brightwork.nl\/de\/continuous-deep-bed-filtration\/clean-filter-bed-resistance-l-blog-5\/","title":{"rendered":"Sauberes Filterbett Widerstand l Blog 5"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"9347\" class=\"elementor elementor-9347\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8edb152 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8edb152\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9e1f0b4\" data-id=\"9e1f0b4\" data-element_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-1a83be0 elementor-widget elementor-widget-elementskit-header-info\" data-id=\"1a83be0\" data-element_type=\"widget\" data-widget_type=\"elementskit-header-info.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"ekit-wid-con\" >        <ul class=\"ekit-header-info\">\n                                    <li>\n                            <a > \n                                <i aria-hidden=\"true\" class=\"icon icon-calendar3\"><\/i>                                30. Mai 2022                            <\/a>\n                        <\/li>\n\n                            <\/ul>\n        <\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4dbb045 elementor-widget elementor-widget-page-title\" data-id=\"4dbb045\" data-element_type=\"widget\" data-widget_type=\"page-title.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\n\t\t<div class=\"hfe-page-title hfe-page-title-wrapper elementor-widget-heading\">\n\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/brightwork.nl\/de\">\n\t\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">\n\t\t\t\t\t\t\t\t\n\t\t\t\tSauberes Filterbett Widerstand l Blog 5  \n\t\t\t<\/h1> \n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75afdaf elementor-widget elementor-widget-text-editor\" data-id=\"75afdaf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"color: #000000;\">In einem kontinuierlichen Sandfilter durchstr\u00f6mt das Wasser das Filterbett in aufsteigender Richtung. Der Durchfluss von Wasser durch ein por\u00f6ses Medium f\u00fchrt zu einem hydraulischen Druckabfall. Wir nennen diesen Druckabfall den Filterbettwiderstand. Der tats\u00e4chliche Wert dieses Filterbett-Widerstands wird gemessen, indem man die Differenz zwischen der F\u00f6rderh\u00f6he in der Zuleitung zum Filter und dem Filtratspiegel im Filter abliest, wie in der Abbildung dargestellt.\u00a0\u00a0<\/span><\/p><p><img decoding=\"async\" class=\"alignright wp-image-9349\" src=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/blog-5--300x294.png\" alt=\"Sauberes Filterbett Widerstand\" width=\"202\" height=\"198\" srcset=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/blog-5--300x294.png 300w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/blog-5--12x12.png 12w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/blog-5-.png 356w\" sizes=\"(max-width: 202px) 100vw, 202px\" \/><\/p><p><span style=\"color: #000000;\"> Entweder mit Hilfe eines Druckanzeigers oder durch einfaches Messen des Wasserstandes im Entl\u00fcftungsrohr am oberen Ende des Filters.<\/span><\/p><h3>\u00a0<\/h3><h3><span style=\"color: #000000;\"><strong>Widerstand des Filterbetts<\/strong><\/span><\/h3><p><span style=\"color: #000000;\">Der Widerstand des Filterbetts, H<sub>Filterbett<\/sub>kann in zwei Komponenten unterteilt werden:<\/span><\/p><p><span style=\"color: #000000;\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 H<sub>Filterbett<\/sub> = H<sub>0<\/sub> + H<sub>Ablagerung\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/sub>(1)<\/span><\/p><p><span style=\"color: #000000;\">H<sub>0<\/sub> wird als die <em>sauberes Bett Widerstand<\/em>Dies ist der hydraulische Widerstand, der durch den Wasserdurchfluss eines sauberen Filterbetts ohne Ablagerungen im Porenraum entsteht.<\/span><\/p><p><span style=\"color: #000000;\">Die zweite Komponente, H<sub>Ablagerung<\/sub>steht f\u00fcr den zus\u00e4tzlichen Filterbettwiderstand aufgrund von Ablagerungen im Porenraum des Filtermediums.<\/span><\/p><p><span style=\"color: #000000;\">In diesem Blog zeigen wir, wie der Reinbettwiderstand berechnet wird. Wenn Sie wissen, wie hoch der Reinbettwiderstand sein sollte, k\u00f6nnen Sie den tats\u00e4chlich gemessenen Filterbettwiderstand interpretieren. Wenn Sie einen Wert in der N\u00e4he des Reinbettwiderstands messen, ist Ihr Filterbett mehr oder weniger sauber. Andersherum: Wenn Sie einen Wert messen, der h\u00f6her ist als der berechnete Reinbettwiderstand, ist der zus\u00e4tzliche Druckverlust auf Ablagerungen in den Poren des Filterbetts zur\u00fcckzuf\u00fchren.<\/span><\/p><p>\u00a0<\/p>\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42b0695 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"42b0695\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-1b84ddb\" data-id=\"1b84ddb\" data-element_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-24aaf92 elementor-widget elementor-widget-text-editor\" data-id=\"24aaf92\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h3><span style=\"color: #000000;\"><strong>Berechnung des Reinbettwiderstands H<sub>0<\/sub><\/strong><\/span><\/h3><p><span style=\"color: #000000;\">Der Reinbettwiderstand H<sub>o<\/sub> (m) ist eine Funktion mehrerer Parameter und kann durch die Carman-Kozeny-Gleichung beschrieben werden:<\/span><\/p><p><span style=\"color: #000000;\">Mit:<\/span><\/p><p><span style=\"color: #000000;\">v = kinematische Viskosit\u00e4t (m<sup>2<\/sup>\/s)<\/span><\/p><p><span style=\"color: #000000;\">g = Erdbeschleunigung (m\/s)<sup>2<\/sup>)<\/span><\/p><p><span style=\"color: #000000;\">p<sub>0<\/sub>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = Porosit\u00e4t (-)<\/span><\/p><p><span style=\"color: #000000;\">v = Filtrationsgeschwindigkeit (m\/s)<\/span><\/p><p><span style=\"color: #000000;\">L = H\u00f6he des Filterbetts (m)<\/span><\/p><p><span style=\"color: #000000;\">d<sub>0<\/sub>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 = spezifischer Durchmesser des Filtermediums (m)<\/span><\/p><p><span style=\"color: #000000;\">Der spezifische Durchmesser ist ein charakteristischer Durchmesser, der von der Korngr\u00f6\u00dfe sowie der Gleichm\u00e4\u00dfigkeit und Form der K\u00f6rner beeinflusst wird. Dieses Thema wird in einem anderen Blog behandelt.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-d30433e\" data-id=\"d30433e\" data-element_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-ff25451 elementor-widget elementor-widget-image\" data-id=\"ff25451\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"87\" src=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse-300x87.png\" class=\"attachment-medium size-medium wp-image-9414\" alt=\"\" srcset=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse-300x87.png 300w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse-450x131.png 450w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse-18x5.png 18w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse-350x100.png 350w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/Knipse.png 563w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-b2f7942\" data-id=\"b2f7942\" data-element_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-785722a elementor-widget elementor-widget-text-editor\" data-id=\"785722a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>(2)<\/p>\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-55b9d8a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"55b9d8a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4906533e\" data-id=\"4906533e\" data-element_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-61e88aa7 elementor-widget elementor-widget-text-editor\" data-id=\"61e88aa7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"color: #000000;\">Die kinematische Viskosit\u00e4t h\u00e4ngt nur von der Wassertemperatur ab:<\/span><\/p><p><span style=\"color: #000000;\">Mit:<\/span><\/p><p>\u00a0<\/p><p><span style=\"color: #000000;\">T = Wassertemperatur (\u00baC)<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4026680d\" data-id=\"4026680d\" data-element_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-71fa4c71 elementor-widget elementor-widget-image\" data-id=\"71fa4c71\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"406\" height=\"153\" src=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/3-.png\" class=\"attachment-large size-large wp-image-9412\" alt=\"\" srcset=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/3-.png 406w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/3--300x113.png 300w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/3--18x7.png 18w\" sizes=\"(max-width: 406px) 100vw, 406px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4787c4a3\" data-id=\"4787c4a3\" data-element_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-7d8eeec0 elementor-widget elementor-widget-text-editor\" data-id=\"7d8eeec0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>(3)<\/p>\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fb249f2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fb249f2\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-5971ea\" data-id=\"5971ea\" data-element_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-36941681 elementor-widget elementor-widget-text-editor\" data-id=\"36941681\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"color: #000000;\">Mit:<\/span><\/p><p><span style=\"color: #000000;\">Q = Durchflussmenge (m<sup>3<\/sup>\/s)<\/span><\/p><p><span style=\"color: #000000;\">n = Anzahl der in Betrieb befindlichen Filter (-)<\/span><\/p><p><span style=\"color: #000000;\">Af = Filtrationsfl\u00e4che pro Filter (m<sup>2<\/sup>)<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-61715f18\" data-id=\"61715f18\" data-element_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-75f992a elementor-widget elementor-widget-image\" data-id=\"75f992a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"310\" height=\"179\" src=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/4-1.png\" class=\"attachment-large size-large wp-image-9415\" alt=\"\" srcset=\"https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/4-1.png 310w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/4-1-300x173.png 300w, https:\/\/brightwork.nl\/wp-content\/uploads\/2022\/05\/4-1-18x10.png 18w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-3e7e8b19\" data-id=\"3e7e8b19\" data-element_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-b861c4b elementor-widget elementor-widget-text-editor\" data-id=\"b861c4b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>(4)<\/p>\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e178ae4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e178ae4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b443866\" data-id=\"b443866\" data-element_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-c82886e elementor-widget elementor-widget-text-editor\" data-id=\"c82886e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p><span style=\"color: #000000;\">Anhand eines Beispiels soll der hydraulische Widerstand des Reinbetts quantifiziert werden, wobei von einer Anlage ausgegangen wird, die in Tabelle 1 beschrieben ist:<\/span><\/p><table><tbody><tr><td width=\"302\"><p><span style=\"color: #000000;\"><strong>Parameter <\/strong><\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\"><strong>Symbol<\/strong><\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\"><strong>Wert<\/strong><\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\"><strong>Wert verwendet in<\/strong><\/span><\/p><p><span style=\"color: #000000;\"><strong>Gleichungen <\/strong><\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Durchfluss<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">Q<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">120 m<sup>3<\/sup>\/h<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">0.033 m<sup>3<\/sup>\/s<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Anzahl der in Betrieb befindlichen Filter<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">n<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">2<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">2<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Filtrationsfl\u00e4che pro Filter<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">A<sub>f<\/sub><\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">5.0 m<sup>2<\/sup><\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">5.0 m<sup>2<\/sup><\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Temperatur<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">T<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">8 <sup>o<\/sup>C<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">8 <sup>o<\/sup>C<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Porosit\u00e4t<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">p<sub>o<\/sub><\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">40%<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">0.40<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Filtrationsrate<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">v<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">12,0 m\/h<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">0,0033 m\/s<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">H\u00f6he des Filterbetts<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">L<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">1.5 m<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">1.5 m<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">spezifischer Durchmesser des Filtermediums<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">d<sub>o<\/sub><\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">1,4 mm<\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">0.0014 m<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Gravitationsbeschleunigung<\/span><\/p><\/td><td width=\"76\"><p><span style=\"color: #000000;\">g<\/span><\/p><\/td><td width=\"104\"><p><span style=\"color: #000000;\">9,81 m\/s<sup>2<\/sup><\/span><\/p><\/td><td width=\"122\"><p><span style=\"color: #000000;\">9,81 m\/s<sup>2<\/sup><\/span><\/p><\/td><\/tr><\/tbody><\/table><p><span style=\"color: #000000;\">Die Ergebnisse sind in der nachstehenden Tabelle aufgef\u00fchrt:<\/span><\/p><table width=\"604\"><tbody><tr><td width=\"302\"><p><span style=\"color: #000000;\"><strong>Parameter <\/strong><\/span><\/p><\/td><td width=\"85\"><p><span style=\"color: #000000;\"><strong>Gleichung<\/strong><\/span><\/p><\/td><td width=\"217\"><p><span style=\"color: #000000;\"><strong>Wert<\/strong><\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Kinematische Viskosit\u00e4t<\/span><\/p><\/td><td width=\"85\"><p><span style=\"color: #000000;\">(3)<\/span><\/p><\/td><td width=\"217\"><p><span style=\"color: #000000;\">1.38*10<sup>-6<\/sup> m<sup>2<\/sup>\/s<\/span><\/p><\/td><\/tr><tr><td width=\"302\"><p><span style=\"color: #000000;\">Widerstand im sauberen Bett H<sub>o<\/sub><\/span><\/p><\/td><td width=\"85\"><p><span style=\"color: #000000;\">(2)<\/span><\/p><\/td><td width=\"217\"><p><span style=\"color: #000000;\">0,36 m<\/span><\/p><\/td><\/tr><\/tbody><\/table><h3><span style=\"color: #000000;\"><strong>Zusammenfassung<\/strong><\/span><\/h3><p><span style=\"color: #000000;\">Die Berechnungen erm\u00f6glichen es Ihnen, den Reinbettwiderstand in Abh\u00e4ngigkeit von den Betriebsparametern zu bestimmen. Au\u00dferdem k\u00f6nnen Sie den Reinbettwiderstand mit dem tats\u00e4chlichen Filterbettwiderstand vergleichen, den Sie in der Praxis messen k\u00f6nnen. Wenn Sie feststellen, dass der tats\u00e4chliche Filterbettwiderstand viel h\u00f6her ist als der Reinbettwiderstand, ist Ihr System m\u00f6glicherweise \u00fcberlastet oder versetzt. Eine weitere Analyse k\u00f6nnte angebracht sein.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\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>","protected":false},"excerpt":{"rendered":"<p>In einem kontinuierlichen Sandfilter durchstr\u00f6mt das Wasser das Filterbett in aufsteigender Richtung. Der Durchfluss von Wasser durch ein por\u00f6ses Medium f\u00fchrt zu einem hydraulischen Druckabfall. Wir bezeichnen diesen Druckabfall als Filterbettwiderstand.<\/p>","protected":false},"author":2,"featured_media":9381,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_canvas","format":"standard","meta":{"_eb_attr":"","footnotes":""},"categories":[40],"tags":[],"class_list":["post-9347","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-continuous-deep-bed-filtration"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Clean filter bed resistance l Blog 5 - Brightwork BV<\/title>\n<meta name=\"description\" content=\"In a continuous sand filter the water passes the filter bed in upward direction. The flow of water through a porous medium results in a hydraulic pressure drop. 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