Sökning: "circular water use"

Visar resultat 26 - 30 av 66 uppsatser innehållade orden circular water use.

  1. 26. A VISIT TO THE PAST - CAST ALUMINIUM HOUSE CLEANING TOOLS

    Master-uppsats, Lunds universitet/Industridesign

    Författare :Mikael Lehtinen; [2021]
    Nyckelord :Arts and Architecture; Technology and Engineering;

    Sammanfattning : Unsustainable use of natural resources has been the basis for economic growth since the industrial revolution. The linear model of extraction, processing, consumption and disposal has brought significant environmental consequences such as resource scarcity, pollution, biodiversity loss and climate change. LÄS MER

  3. 27. Reviving Skellefteå

    Master-uppsats, KTH/Stadsbyggnad

    Författare :Lubna Boltakke; [2021]
    Nyckelord :Riverpark; Skellefteå; 2050; co-working; canal; water treatment; business park;

    Sammanfattning : The changes that we are seeing and anticipating are largely due to human behaviour. Arctic sea ice is at the lowest levels ever recorded. The volume of Arctic ice has decreased dramatically over the past decade. . LÄS MER

  4. 28. Spruce bark biorefinery

    Kandidat-uppsats, KTH/Fiber- och polymerteknologi

    Författare :Leon Ahlström; Rebecca Mattsson; Hampus Eurén; Alicia Lidén; [2021]
    Nyckelord :Norway spruce bark; bark biorefinery; extractives; cellulose; lignin; non-cellulose; polysaccharides; soxhlet extraction; hot-water extraction; organosolv extraction; PAA; delignification; carbohydrate analysis; 2D HSQC-NMR and FTIR; Granbark; bark bioraffinaderi; lignin; organosolv extraktion; hot-water extraktion;

    Sammanfattning : Spruce Bark contains several fundamental main substances; lignin, non-cellulose polysaccharides, cellulose and extractives. This undergraduate study focuses on developing a process to extract each of these components from spruce bark using a biorefinery concept, with a main focus on extracting lignin without degradation. LÄS MER

  5. 29. Life cycle assessment of cotton yarns for IKEA

    Master-uppsats, KTH/Hållbar utveckling, miljövetenskap och teknik

    Författare :Ana Teresa Villarreal Campos; Ruchira Goyal; [2021]
    Nyckelord :LCA; environmental impact; water impact; recycled cotton yarns; virgin cotton yarns; Better Cotton; spinning; cradle-to-gate; LCA; miljöpåverkan; vattenpåverkan; återvunnet bomullsgarn; virgin bomullsgarn; Better Cotton; spinning; vagga-till-port;

    Sammanfattning : Cotton is one of the leading fibers in the textile industry due to its superior mechanical qualities. It accounts for high environmental impacts, especially water consumption and scarcity. LÄS MER

  7. 30. Sustainable polymer-tribology : Developing novel multiscale thermoplastic composites using recycled high-performance fibers

    Master-uppsats, Luleå tekniska universitet/Maskinelement

    Författare :Alejandra Marcela Ventura Cervellón; [2021]
    Nyckelord :Tribology; Carbon Fibers; Recycled Carbon Fibers; Circular Economy; Composite; UHMWPE; Ultra High Molecular Weight Polyethylene;

    Sammanfattning : The transition to a Circular Economy scheme that enables a more efficient usage of the resources is one of the most pressing needs in our society. From the industrial perspective this has been translated into new design philosophies and the search for more efficient systems. LÄS MER