Essays about: "liquid digestate"

Showing result 6 - 10 of 12 essays containing the words liquid digestate.

  1. 6. Multi-criteria assessment of biomethane production from waste and residual feedstocks of Emilia-Romagna (Italy)

    University essay from SLU/Dept. of Energy and Technology

    Author : Giovanni Zanaroli; [2019]
    Keywords : biomethane; nutrients recycling; anaerobic digestion; multi-criteria assessment; transport;

    Abstract : Biomethane can be produced by anaerobic digestion of residues or wastes and it can be used as a renewable fuel for transport. It is associated with reduced GHG emissions, offsetting of fossil fuels and of mineral fertilizers, waste management and nutrient recycling in agriculture. READ MORE

  3. 7. Assessment of nutrient emission factors for different manure and digestate management systems

    University essay from Linköpings universitet/Biologi

    Author : Caroline Ryding; [2018]
    Keywords : Ammonia; carbon sequestration; digestate; methane; manure; nitrous oxide;

    Abstract : An efficient management of organic fertilizers (here animal manure and digestate) is of large concern in today´s agriculture. When evaluating the efficiency of alternative management systems, differences in nutrient losses (emissions) must be taken into consideration. Those can be rather specific for e.g. READ MORE

  4. 8. Potential for the anaerobic digestion of municipal solid waste (MSW) in the city of Curitiba, Brazil

    University essay from KTH/Energi och klimatstudier, ECS

    Author : Florian Remy; [2018]
    Keywords : Anaerobic Digestion AD ; Waste-to-Energy WTE ; Municipal Solid Waste MSW ; Organic Solid Waste OSW ; Food Waste; Energy Recovery; Biogas; Curitiba; Parana; Brazil;

    Abstract : Curitiba is a city of two million inhabitants located in the South of Brazil. It is a pioneer in waste management in the country, and is famous for its programs promoting recycling and organic waste collection. READ MORE

  5. 9. Evaluating digestate processing methods at Linköping biogas plant : A resource efficient perspective

    University essay from Linköpings universitet/Industriell miljöteknik

    Author : Linnea Eriksson; David Runevad; [2016]
    Keywords : Digestate; bio-fertilizer; dewatering; biogas;

    Abstract : Production of biogas is one of several alternatives to meet sustainable energy solutions and waste management. However, managing the by-product (digestate) can be problematic with its high handling costs. READ MORE

  6. 10. The effects of trace elements on the microbial communities of thermophilic biogas production

    University essay from SLU/Dept. of Microbiology

    Author : Robin Hagblom; [2016]
    Keywords : biogas; thermophilic; trace elements; ammonia; SAO; fhs;

    Abstract : The increasing need for alternatives to fossil fuels and traditional waste management systems can be simultaneously addressed by the production of biogas using organic waste as input material. The biogas produced can be used directly for energy production or upgraded to increase methane purity for use in the engines of motor vehicles. READ MORE