Essays about: "biogas"

Showing result 16 - 20 of 523 essays containing the word biogas.

  1. 16. Production and analysis of novel disulfide variants of Subtilisin Carlsberg

    University essay from Linköpings universitet/Kemi

    Author : Anton Elfstrand; [2023]
    Keywords : Subtilisin Carlsberg; Disulfide; Protein Engineering; Kinetic Stability;

    Abstract : Protein engineering has been used to alter the stability of proteins for several decades withmuch success, one approach being to introduce two cysteine residues that together form adisulfide bridge. The disulfide bridge can increase the Gibbs free energy of the transitionstate, thus increasing energy difference between the folded state and the unfolding transitionstate, leading to increased kinetic stability of the protein. READ MORE

  3. 17. 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

  4. 18. Energy demand and biogas production in rural areas : A case study in the Raqayapampa community in Bolivia

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Halvor Solheim Haugen; Noel Arancibia Holm; [2023]
    Keywords : ;

    Abstract : Improved access to energy can greatly improve living standards, and there are correlations between increased access to electricity and higher scores on both the Human Development Index (HDI) and the Educational Development Index (EDI). Increasing access to energy can also help decrease dependability on hazardous fuels and energy sources, such as firewood for cooking. READ MORE

  5. 19. Techno-economic and environmental analysis of alternative pathways for urea fertilizer production.

    University essay from Linköpings universitet/Industriell miljöteknik

    Author : Wilson Rodriguez; [2023]
    Keywords : Urea fertilizer; ammonia; natural gas; biogas; GWP; PE; hydrogen; nitrogen; technologies.;

    Abstract : The increasing global population has placed significant pressure on meeting food demands, leading to the widespread use of fertilizers to enhance crop yields. Urea, being the most used fertilizer globally, has contributed to improved agricultural productivity. READ MORE

  6. 20. 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