Sökning: "scrap markets"

Hittade 3 avhandlingar innehållade orden scrap markets.

  1. 1. Improving Model-Based Systems Analysis of Waste Management

    Författare :Mattias Olofsson; Chalmers tekniska högskola; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; material recycling; modelling; import; energy recovery; greenhouse gas emissions; export; systems analysis; scrap markets; waste prevention; waste management;

    Sammanfattning : Model-based systems analysis is a tool to support decision-makers in the field of waste management. Of special concern in this thesis is the development of mathematical models for the analysis of the technological system. The aim of the models (here denoted WMS models) is to address whole waste management systems, i.e. LÄS MER

  2. 2. Essays on the economics of the aluminium industry

    Författare :Jerry Blomberg; Luleå tekniska universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Nationalekonomi;

    Sammanfattning : This thesis consists of an introduction and five self-contained papers all dealing with various aspects of the economics of aluminium markets and production. Paper I focuses on various efficiency issues within the global primary aluminium industry. LÄS MER

  3. 3. Circularity in Thermal Recycling for Sustainable Carbon Fibers

    Författare :Marina Corvo Alguacil; Roberts Joffe; Tommy Öman; Luleå tekniska universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; pyrolysis; carbon fiber; composites recycling; CFRP; polymer composites; sustainability; Polymeric Composite Materials; Polymera kompositmaterial;

    Sammanfattning : The research field of composite materials is particularly fascinating due to the design freedom they offer and the infinite number of constituent combinations, including those that are already explored, and many more that are yet to be tried. One composite material that holds great potential contains carbon in its fiber shape. LÄS MER