Essays about: "liquid biogas"

Showing result 1 - 5 of 40 essays containing the words liquid biogas.

  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. Transport logistics for a biogas plant : an approach for an optimal collection of manure from local farms by the planned biogas plant Biogas Väst Skaraborg AB

    University essay from SLU/Dept. of Economics

    Author : Adam Landelius; William Wejsfelt; [2023]
    Keywords : VRP; IRP; VRPB; IRPB; logistics; optimising; biogas;

    Abstract : Vehicle routing problems (VRPs) are a prevalent concern for businesses that rely on effective logistics to collect and transport items. Biogas Väst, a company that collects liquid manure from local farms and returns residue, is facing a VRP that includes both linehaul and backhaul operations. READ MORE

  4. 3. An Environmental (LCA) and economic assessment (LCC) of on-farm and centralized alternatives for biogas production for two Swedish farms in Götene

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Abdelali Ouakrim; [2023]
    Keywords : Life cycle assessment; LCA; life cycle costing; LCC; biogas; animal manure; biogas production; co-digestion;

    Abstract : Biogas production through anaerobic digestion is an important part towards the achievement of a bio-based and circular economy in Sweden. In fact, Swedish government proposed a strategy suggesting that biogas production should be increased from 2 TWh today to 7 TWh by 2030. READ MORE

  5. 4. Separation and acidification of digested animal manure : properties of the future organic fertilizers

    University essay from SLU/Dept. of Soil and Environment

    Author : Marie Björs; [2023]
    Keywords : Digestate; Eutrophication; Farmers’ survey; Plasma activation; Screw press;

    Abstract : Agricultural areas with a high animal density contribute to eutrophication in waterbodies and seas worldwide due to accumulation of nutrients around animal farms. Animal manure is heavy and bulky, thus unpractical to transport long distances and new techniques have been developed to refine animal manure and make it easier to transport. READ MORE

  6. 5. Bio-LNG and CO2 liquefaction investment for a biomethane plant with an output of 350 Nm3/h : A techno-economic-environmental analysis

    University essay from Högskolan i Gävle/Energisystem och byggnadsteknik

    Author : Lars-Julian Vernersson; [2022]
    Keywords : Biomethane liquefaction; Carbon dioxide liquefaction; Biogas upgrading; Liquefaction economy; Biomethane life cycle assessment; Biomethane greenhouse gas saving potential; Biomethane emission factor.;

    Abstract : Stricter requirements from the European Union and the German government regarding the utilization of renewable and sustainable fuels for transportation, power, and heat production are currently in effect. This has led to that heavy transportation companies are looking for a more sustainable alternative to liquefied natural gas, such as liquefied biomethane. READ MORE