Essays about: "digesters"

Showing result 1 - 5 of 44 essays containing the word digesters.

  1. 1. Sargassum digestate as fertiliser in Grenada

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Lina Bengtsson; Theodor Halldin; [2023]
    Keywords : Sargassum; digestate; fertiliser; heavy metals; Sargassum; digestat; gödningsmedel; tungmetaller;

    Abstract : Surges of Sargassum have become more severe and at the time of writing the largest surge yet is set to hit the Caribbean islands, affecting tourism and marine life negatively. Tourism is Grenada’s single handedly largest economic sector, which is why it is important to research the use of Sargassum. READ MORE

  3. 2. Future sludge management from a sustainability perspective

    University essay from KTH/Proteinvetenskap

    Author : Ebba Simensen; [2023]
    Keywords : Sludge management; Waterworks sludge; Drinking water treatment; LCA; MCDA; Slamhantering; Vattenverksslam; Dirksvattenrening; LCA; MKA;

    Abstract : Syftet med projektet är att undersöka effekten av att leda över vattenverksslam från Norrvattens vattenverk, Görvälnverket, till Käppalaverkets reningsverk som ett steg i en mer hållbar slamhantering. Detta slamhanterings alternativ jämförs med en framtida lokal slamhantering vid Görvälnverket. READ MORE

  4. 3. Energy losses from a concrete digester : Analysis of concrete digester at Lundsby biogas

    University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

    Author : Hugo Kjellsson; [2022]
    Keywords : Digester; Energy losses; Biogas;

    Abstract : Digesters at a biogas plant have high temperatures and poor insulation. There is great potential to save energy by improving the construction. This study has two aims. One is to compare the difference between a simple steady-state calculation and a calculation that uses simulated values from Heat2. READ MORE

  5. 4. Counteracting Ammonia Inhibition in Anaerobic Digestion using Wood Residues : Evaluating Ammonium Adsorption Capacity of Fibres from Pulp and Paper Mills

    University essay from Linköpings universitet/Tema Miljöförändring; Linköpings universitet/Biogas Research Center

    Author : Marcus Wrangbert; [2021]
    Keywords : Anaerobic digestion; Ammonia inhibition; Fibres; Biogas;

    Abstract : One of the main interests in commercial methane production is to maximize the gas yield, and it is thus appealing to use material with relative high methane potential. However, such material often results in process instability whereas ammonia inhibition is common. READ MORE

  6. 5. Anaerobic Co-Digestion Of Food Waste And Kraft Pulp Fibre To Enhance Digestate Dewaterability

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Kwame Boateng Agyemang; [2021]
    Keywords : Anaerobic digestion; Digestate; Dewaterability; Food waste; Pulp fibre;

    Abstract : Digestate produced during anaerobic digestion of food waste is recognised as a good alternative to mineral fertilizer which could also be used to amend soil properties. This has conventionally been applied directly and unprocessed to nearby farms or processed and transported elsewhere. READ MORE