Essays about: "produced water treatment ozonation"

Found 4 essays containing the words produced water treatment ozonation.

  1. 1. Reduction of Acrylamide in Reject Water from Sludge Dewatering

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Martina Aspegren; [2023]
    Keywords : Water treatment techniques; Ozonation; Moving bed biofilm reactor; Trickling filter; Biological degradation; Lake Mälaren; attenreningstekniker; Ozonering; Biofilmreaktor med rörlig bädd; Biobädd; Biologisk nedbrytning; Mälaren;

    Abstract : Norrvatten produces and delivers drinking water to approximately 700 000 people in the northern part of the Stockholm region in Sweden. In their water treatment plant Görvälnverket, water from Lake Mälaren is purified. During the purification, sludge is produced. To be able to use the sludge as landfilling material, it must be dewatered. READ MORE

  3. 2. Yield of Bromate from Ozonated Wastewater and the Potential for Biological Reduction of Bromate in Wastewater in Sweden

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Lauren Dell; [2020]
    Keywords : biological reduction; bromate; ozonation; disinfection by-products; bromide; water engineering; environmental engineering; vattenförsörjningsteknik; avloppsteknik; Technology and Engineering;

    Abstract : The impact that anthropogenic micropollutants have on the environment is increasingly gaining attention. As a result of this, Sweden, among other countries, is looking towards implementing advanced treatment for micropollutant and pharmaceutical product removal from wastewater prior to discharge into the environment. READ MORE

  4. 3. A review on ozonation and17a-ethinylestradiol - formation and effects in the environment of the by-products

    University essay from Lunds universitet/Miljövetenskaplig utbildning

    Author : Erica Svensson; [2017]
    Keywords : Ethinylestradiol; EE2; By-products; Ozonation products; Transformation products; Ozonation; Earth and Environmental Sciences;

    Abstract : Today, waste water treatment plants do not remove pharmaceutical residues from the water (as there are currently no regulations for wastewater treatment in regards to pharmaceuticals residues in Sweden) resulting in a high concentration of pharmaceuticals reaching the environment. The Swedish environmental protection agency have recently concluded that there is a need for advanced treatment of pharmaceuticals in wastewater. READ MORE

  5. 4. The toxicological evaluation of Sewage Effluents and Pharmaceuticals with the use of Zebrafish as a model organism

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Motunrayo Ganiyat Akande; [2008]
    Keywords : Zebrafish; Danio rerio; pharmaceuticals; reproduction test; fish sexual ; development test; fish embryo toxicity test; vitellogenin;

    Abstract : The presence of pharmaceuticals in the environment has been an issue of increasing concern and sewage treatment plants have been identified as the principal sources ofpharmaceuticals and endocrine disrupting chemicals in the aquatic environment.In this study, zebrafish juveniles and adults were exposed to sewage effluents that had undergone treatment processes (A1-A7) at Hammarby Sjostad’s sewage treatment plant in order to evaluate the effectiveness of the treatment processes. READ MORE