Essays about: "Vätgasreduktion"

Found 4 essays containing the word Vätgasreduktion.

  1. 1. The Kinetics of Water Removal From an Iron Ore Pellet Prior to Hydrogen Reduction

    University essay from KTH/Materialvetenskap

    Author : Maja Andersson; Jonathan Garte; Johan Karlsson; [2023]
    Keywords : ;

    Abstract : Humanity is facing one of the biggest challenges ever presented in fighting climate change. To counter global warming, industries and scientists across the world are shifting manufacturing towards fossil independence in order to decrease emissions. READ MORE

  3. 2. Hydrogen-induced Fluidized Bed Reduction : Evaluation of the Effect of Pressure, Particle Size, Gas Mixture and Temperature on the Minimum Fluidization Velocity of Iron Ore Fines

    University essay from KTH/Materialvetenskap

    Author : Joakim Käck; Sebastian Uhlin; [2023]
    Keywords : ;

    Abstract : Steel is used worldwide and there are demands for an increase in current production. The problem emerges because steel and iron-making industries release vast amounts of CO2 and need to be more environmentally sustainable. READ MORE

  4. 3. Conditions for Industrial Symbiosis surrounding a hydrogen based steel industry

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

    Author : Erland Nylund; [2023]
    Keywords : Industrial Symbiosis; H-DRI steelmaking; Industrial Symbiosis Networks; Waste management; Supplementary Cementitious Material SCM ; circular economy; Industriell symbios; H-DRI stålproduktion; Industriell Symbios-nätverk; restmaterialhantering; alternativa cementmaterial; SCM ; cirkulär ekonomi.;

    Abstract : There is an ongoing transition to a more sustainable industry with lower climate impact. As part of this transition, the steel industry is expected to move from the conventional process for producing iron and steel using Blast Furnace (BF) and Basic Oxygen Furnace (BOF) processes, consuming large amounts of fossil fuels. READ MORE

  5. 4. Experimental study of the temperature profile in an iron ore pellet during reduction using hydrogen gas

    University essay from KTH/Materialvetenskap

    Author : Julia Brännberg Fogelström; [2020]
    Keywords : Iron ore; Iron oxide; Hematite pellet; Hydrogen reduction; Reduction; Intraparticle temperature; Temperature effect; Temperature profile; Järnmalm; Järnoxid; Hematitpellet; Vätgasreduktion; Reduktion; Invändig temperatur; Temperatureffekt; Temperaturprofil;

    Abstract : We are facing an important challenge, to reduce the greenhouse gas emissions to make sure that we limit global warming to 2 °C, preferably 1.5 °C. Drastic changes and developing new methods may be our only chance to keep global warming under 1.5 °C. READ MORE