Essays about: "Filtralite"

Showing result 1 - 5 of 6 essays containing the word Filtralite.

  1. 1. Evaluation of AI-method for measuring and characterizing particles on-line in drinking water treatment

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Lovisa Ådén; [2023]
    Keywords : Turbidimeter; Particle meter; rapid filtration;

    Abstract : The municipal association Norrvatten produces drinking water at Görväln WTP for approximately 700,000 residents in 14 member municipalities in the northern Stockholm region. To ensure the drinking water meets quality criteria, the water must be carefully monitored by the WTP. READ MORE

  3. 2. Treatment of dissolved metals in highway runoff water : Pilot-scale trial with four reactive filter media and sand filter

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Serena Bianchi; [2021]
    Keywords : stormwater treatment; metal removal; adsorption; reactive filter media; sand filtration; Petrit-T; Polonite; D-Rainclean; Filtralite-P; de-icing salt; pressure drop; filter clogging; rening av dagvatten; avl ̈agsnande av metaller; adsorption; reaktiva filterme- dier; sandfiltrering; Petrit-T; Polonite; D-Rainclean; Filtralite-P; avisningssalt; tryckfall; filterstoppning;

    Abstract : The increasing highway traffic is leading to higher and higher levels of pollutants in the stormwater, such as suspended solids, metals, oils, nutrients and PAH. This runoff water causes the degradation of water bodies quality, leading to increased interest in the treatment of highway runoff for the removal of contaminants. READ MORE

  4. 3. Tillförsel av använda fosforfilter påverkar inte tillväxten eller fosforupptaget hos korn

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Emma Tylstedt; [2012]
    Keywords : Fosfor; Filtra P; Polonite; Filtralite; Hyttsand; kalkning; struktureffekt;

    Abstract : The eutrophication of inshore seas, lakes and watercourses is mainly due to leaching of nitrogen and phosphorus (P) from agriculture. Many efforts are made to reduce the lea-kage of phosphorus in Sweden and the Baltic Sea countries. Phosphorus is also a finite resource and the mining of good quality raw material gets more and more difficult. READ MORE

  5. 4. Hydrauliken i Ångersjöns fosforfällor : bestämning av flödesvägar och åtgärdsförslag för optimal fosforbindning vid avloppsrening med reaktiva filter

    University essay from SLU/Dept. of Soil and Environment

    Author : Ellinor Jansson; [2008]
    Keywords : fosforrening; Ångersjön; filtermaterial;

    Abstract : Discharge of untreated wastewater leads to unnaturally high levels of nitrogen and phosphorus in rivers, lakes and the sea, which results in unbalanced ecosystems with eutrophication and lack of oxygen. Part of the phosphorus in surface waters is coming from on-site wastewater treatment from scattered households with unsatisfactory purification. READ MORE

  6. 5. Enskilda avloppsanläggningar med fosforbindning i Stockholms län : en miljösystemanalys med metodik från livscykelanalys

    University essay from Institutionen för geovetenskaper

    Author : Philipp Weiss; [2007]
    Keywords : Small-scale wastewater treatment; environmental systems analysis; life cycle assesment; phosphorus removal; filter beds; chemical precipitation; infiltration;

    Abstract : Modern, small-scale wastewater treatment faces a twofold challenge: On the one hand requirements from legal authorities regarding removal of eutrophying substances have become more demanding. On the other hand high-quality phosphorus reserves are dwindling, which has raised calls for increased recycling. READ MORE