Essays about: "microorganisms in sewage"

Showing result 1 - 5 of 15 essays containing the words microorganisms in sewage.

  1. 1. 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

  2. 2. Microscopic Investigation of Filamentous Microorganisms in Activated Sludge Process for Sewage Treatment

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

    Author : Lilian Lawson; [2018]
    Keywords : Floating sludge; foaming; wastewater; bulking; filamentous microorganisms; fungi; yeast-like; bacteria;

    Abstract : Hammarby Sjöstadsverk is a pilot plant operated by IVL Swedish Environmental Research Institute and Royal Institute of Technology (KTH) which treats municipal wastewater. Different processes are used of which one is a Sequential Batch Reactor (SBR) with activated sludge process. READ MORE

  3. 3. Microalgae : A Green Purification of Reject Water for Biogas Production

    University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

    Author : Sandra Waern; [2016]
    Keywords : Microalgae; wastewater treatment; reject water; nutrient removal; SHARON; biofuel; biogas;

    Abstract : Microalgae are a diverse group of unicellular microorganisms found in various environments, ranging from small garden ponds to lakes with extreme salinity. Common for all microalgae is their ability to convert solar energy and carbon dioxide into chemical energy via photosynthesis. READ MORE

  4. 4. A combination of temperature and urea sanitization of blackwater : optimization of a full scale system in Hölö, Sweden

    University essay from SLU/Dept. of Energy and Technology

    Author : Dorothee Göttert; [2016]
    Keywords : ammonia; Ascaris; blackwater; enterococci; f-RNA; bacteriophage; low temperature; Salmonella; somatic coliphage; thermo tolerant coliform bacteria E. coli; urea;

    Abstract : There are an abundance of environmental problems in the world today, some of which can be traced back to a lack of proper sewage treatment. Human toilet waste, also called blackwater, is discharged untreated into the environment where it can contaminate water bodies, including drinking water sources. READ MORE

  5. 5. Potential to inactivate microorganisms in sewage sludge by ammonia treatment : different temperatures and urea additions

    University essay from SLU/Dept. of Energy and Technology

    Author : Fredrik Wirell; [2015]
    Keywords : Ammonia; Urea; Sewage sludge; inactivation; reduction; Thermo tolerant coliform bacteria; Salmonella; E. coli; Enterococci; Somatic coliphage;

    Abstract : Sewage sludge is rich in nutrients and organic matter, both of which can be useful in the agricultural system. By recycling the nutrients from our excreta, a more sustainable use of nutrients in agriculture can be achieved and the use of mineral fertilizer can thereby be decreased. READ MORE