Search for dissertations about: "sludge"
Showing result 16 - 20 of 249 swedish dissertations containing the word sludge.
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16. Ageing of Swedage Sludge
Abstract : .... READ MORE
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17. Metal Speciation and Toxicity in Sewage Sludge
Abstract : Increasingly stringent controls on metal concentrations in sewage sludge destined for agricultural application provided a basis for the study of the relevance of metal speciation in sewage sludge. A comprehensive literature review identified difficulties in relating metal speciation through single chemical extractions to plant uptake and soil toxicity. READ MORE
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18. Biological Treatment of Oily Sludge and Sediments
Abstract : AbstractOily sludge, generated in refineries or in other industrial sectors, and oil-containing sediments, removed from water bodies during remediation works, pose an environmental problem. A common feature between both is their high water content, and variable content of organic and inorganic contaminants, which complicates their treatment. READ MORE
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19. Nitritation and denitritation in sludge liquor treatment
Abstract : Enhanced biological nitrogen removal at municipal wastewater treatment plants is a common procedure to prevent eutrophication in water bodies. Increased load, stricter effluent regulations, and demands for reduced resource and energy consumption present new challenges for the wastewater treatment plants. READ MORE
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20. Modeling and Control of Bilinear Systems : Application to the Activated Sludge Process
Abstract : This thesis concerns modeling and control of bilinear systems (BLS). BLS are linear but not jointly linear in state and control. In the first part of the thesis, a background to BLS and their applications to modeling and control is given. READ MORE