Essays about: "ståltillverkning"

Showing result 6 - 10 of 23 essays containing the word ståltillverkning.

  1. 6. Theoretical Considerations and Experimental Observations on Heat Transfer in Hydrogen Direct Reduced Iron

    University essay from KTH/Materialvetenskap

    Author : Felix Göttfert; [2023]
    Keywords : Hydrogen Direct Reduced Iron H-DRI ; Hydrogen Hot Briquetted Iron H-HBI ; Heat Transfer; Thermal Conductivity; Thermophysical Properties; Hydrogen Direct Reduced Iron H-DRI ; Hydrogen Hot Briquetted Iron H-HBI ; Värmeöverföring; Termisk konduktivitet; Termofysiska egenskaper;

    Abstract : Steel has played an indispensable role in shaping our contemporary world  and will persist to play that role for the foreseeable future. However, the steel industry currently is responsible for 7% of the global CO2-emissions, primarily due to the conventional carbon-based reduction process of iron ore. READ MORE

  3. 7. Supervised Machine Learning Modeling in Secondary Metallurgy : Predicting the Liquid Steel Temperature After the Vacuum Treatment Step of the Vacuum Tank Degasser

    University essay from KTH/Materialvetenskap

    Author : Roberto Vita; [2022]
    Keywords : Industy 4.0; Machine Learning; Statistical Modeling; Temperature Prediction; Vacuum Tank Degasser; Vacuum Treatment Step.; Industri 4.0; Maskininlärning; Statistisk modellering; Temperaturförutsägelse; Vakuumbehandlingssteg; Vakuumtankavgasare;

    Abstract : In recent years the steelmaking industry has been subjected to continuous attempts to improve its production route. The main goals has been to increase the competitiveness and to reduce the environmental impact. The development of predictive models has therefore been of crucial importance in order to achieve such optimization. READ MORE

  4. 8. Lifecycle Analysis of Forged Products

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

    Author : Mohit Digamber Sakore; [2022]
    Keywords : Lifecycle Assessment; LCA; Environmental Product Declaration; EPD; Forged products; Front Axle Beam; Crankshaft; Steering Arm.; Lifecycle Assessment; LCA; Environmental Product Declaration; EPD; Smidda produkter; Framaxelbalk; Vevaxel; Styrarm.;

    Abstract : Sustainability is a major focus for the industry considering the awareness among the public and legislators due to climate change. Automotive manufacturers use many steel products for assembly of vehicles and, many of these products; particularly the heavy and critical components like Front Axle beams and Crankshafts are manufactured using forging process. READ MORE

  5. 9. Developing a supervised machine learning model for an optimised aluminium addition based on historical data analytics, for clean steelmaking

    University essay from KTH/Materialvetenskap

    Author : Arun Kumar Thakur; [2022]
    Keywords : Clean steelmaking; Data analytics; De-oxidation; Machine learning; Ren ståltillverkning; Dataanalys; Deoxidation; Maskininlärning;

    Abstract : De-oxidation is an important process in clean steelmaking. Al (Aluminium) is mainly used as de-oxidant and controls the final oxygen content and impact the sulphur removal in steel. Adding optimum amount of Al is critical for steel cleanliness and to reduce cost. READ MORE

  6. 10. Integrating CO2 Utilisation and Biomass Gasification with Steel-making Electric Arc Furnaces (EAF)

    University essay from KTH/Energiprocesser

    Author : Adel Mokhtari; [2022]
    Keywords : biomass gasification; carbon capture and utilization CCU ; process integration; electric arc furnace EAF ; EAF off-gas;

    Abstract : Without a doubt, there is a consensus around the international community which suggests that our current way of life is unsustainable for a healthy planet, society and economy. One focal point that should be taken deeply into consideration is the steel industry as, globally, it accounts for 8% of global emissions. READ MORE