Essays about: "intermittent aeration"

Found 4 essays containing the words intermittent aeration.

  1. 1. Study on Process Performance and Evaluation of Dala Vatten’s Two Municipal Wastewater Treatment Plants.

    University essay from KTH/Mark- och vattenteknik

    Author : Anjali Amatya; [2016]
    Keywords : Moving bed biofilm reactor; intermittent aeration; continuous aeration; Gagnef WWTP; Tällberg WWTP;

    Abstract : Dala Vatten AB has been operating two municipal wastewater treatment plant namely Gagnef wastewater treatment plant and Tällberg wastewater treatment plant since 1970’s and 1950’s respectively in Dalarna, middle of Sweden. These both traditional treatment plants have been updated with continuous and intermittent aerated biological treatment facilities: Moving bed biofilm reactor (MBBR) in 2012 and 2007 respectively. READ MORE

  3. 2. Improvement of Biological Processes of Inland Municipal Wastewater Treatment Plant.

    University essay from KTH/Mark- och vattenteknik

    Author : Wen Li; [2016]
    Keywords : Municipal wastewater treatment; Activated sludge treatment; Intermittent aeration;

    Abstract : This master thesis gives an account for various aeration schemes that are utilized in conventional activated sludge treatment process in a wastewater treatment plant. By altering between different aeration schemes, the project aimed at reducing energy consumption along with maintaining the treatment performance at the plant. READ MORE

  4. 3. Evaluation of the suppressive effect of intermittent aeration on nitrite-oxidising bacteria in a mainstream nitritation-anammox process

    University essay from Uppsala universitet/Luft-, vatten- och landskapslära

    Author : Amanda Okhravi; [2015]
    Keywords : Activity tests; anammox; AOB; Manammox; nitritation; NOB; OUR.; Aktivitetstester; anammox; AOB; Manammox; nitritation; NOB; OUR.;

    Abstract : An alternative to conventional removal of nitrogen through autotrophic nitrification and heterotrophic denitrification is autotrophic nitritation-anammox. The anammox bacteria oxidise ammonium directly to nitrogen gas with nitrite as an electron acceptor. READ MORE

  5. 4. Nitrous oxide emissions from deammonification process under different operation conditions.

    University essay from KTH/Mark- och vattenteknik

    Author : Agnieszka Mazurek; [2015]
    Keywords : Anammox; Deammonification; Kaldnes; MBBR; Nitrous oxide;

    Abstract : Wastewater treatment plays significant role in the environmental protection. The process has direct impact on quality of air and water. All treated sewage reaches fresh water reservoirs as well as gasses escaping from the process are emitted to the atmosphere. READ MORE