Search for dissertations about: "recycle materials"

Showing result 1 - 5 of 37 swedish dissertations containing the words recycle materials.

  2. 1. Recovery of Rare Earth Elements from spent Nickel-Metal Hydride Batteries from Hybrid Electric Vehicles

    Author : Kivanc Korkmaz; Kerstin Forsberg; Åke C. Rasmuson; Gisele Azimi; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; Rare earth elements; hybrid electric vehicles; recycle; nickel; cobalt; precipitation; anti-solvent crystallization; selective roasting; Sällsynta jordartsmetaller; hybridelektriska fordon; återvinning; nickel; kobolt; utfällning; förträngningskristallisation; selektiv rostning; Chemical Engineering; Kemiteknik;

    Abstract : Rare earth elements (REE) are a group of elements that are of critical importance in numerous technological applications, including “green technologies” such as wind turbines and hybrid car batteries. When the criticality of applications is considered, problems in supply has brought the option of effective secondary resource utilization into consideration. READ MORE

  4. 2. Recycling of CIGS solar cell waste materials

    Author : Anna Gustafsson; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Hydrometallurgy; Pyrometallurgy; CIGS; Recycling; Solar cells;

    Abstract : The increased interest in solar power over the last few decades has led to a constant development of existing and new types of solar cells. One type of solar cell that is making advances on the global market is copper indium gallium diselenide (CIGS) thin film solar cells. READ MORE

  5. 3. Experimental studies to overcome the recycling barriers of stainless-steel and BOF slags

    Author : Mattia De Colle; Pär Jönsson; Andrey Karasev; Muxing Guo; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; stainless steel; slag; recycling; sustainability; Teknisk materialvetenskap; Materials Science and Engineering;

    Abstract : This thesis presents several studies aimed at improving the recycling of steel slag. The studies are based on a first evaluation of the state-of-the-artof the recycling applications both with respect to their possibilities and limitations. READ MORE

  6. 4. Upgrading of fine residual electronic waste by microwave pyrolysis - Material Influence

    Author : Mattias Andersson; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; dielectric properties of waste; recycling; Microwave pyrolysis; WEEE; Waste electrical and electronics equipment;

    Abstract : The large and increasing volumes of waste electrical and electronics equipment (WEEE) in society today make it important to collect and recycle these materials to as high extent as reasonable. Conventional recycling methods are based on mechanical treatments such as shredding, sorting and separation. READ MORE

  7. 5. Laser beam-material interaction in Powder Bed Fusion

    Author : Tatiana Fedina; Knut Partes; Luleå tekniska universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Produktionsutveckling; Manufacturing Systems Engineering;

    Abstract : The acceptance of additive manufacturing (AM) depends on the quality of final parts and the process repeatability. Recently, many studies have been dedicated to the establishment of the relationship between the process behavior and material performance. READ MORE