Essays about: "secondary steel production"

Showing result 1 - 5 of 15 essays containing the words secondary steel production.

  1. 1. Optical Emission Spectroscopy Pulse Distribution Analysis on Steel Production Samples : Accuracy, sample variation, spread in different samples and steel grades/routes

    University essay from KTH/Materialvetenskap

    Author : Paulo Urrea Molina; [2023]
    Keywords : ;

    Abstract : This thesis work aimed to contribute to the development of online characterization techniques for non-metallic inclusions in steelmaking. The study focused on assessing the precision and accuracy of the optical emission spectroscopy pulse distribution analysis (OES/PDA) technique using asreference light optical microscope (LOM) and scanning electron microscope(SEM). READ MORE

  3. 2. 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. 3. 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

  5. 4. The EU Waste Shipment Proposal and Its Implications for the Secondary Route Steel Production - A scenario analysis considering energy use, CO2 emissions, and environmental costs

    University essay from Lunds universitet/LUCSUS

    Author : Tiziana Marie Mutschler; [2022]
    Keywords : EU Waste Shipment proposal; secondary steel production; steel industry; scenario analysis; decarbonisation; scrap bonus; sustainability science; Social Sciences;

    Abstract : The steel industry is one of the most polluting industries globally. There exists an EU waste shipment proposal that aims to restrict the EU export of waste in order to raise safe, environmental standards and circularity within the EU. READ MORE

  6. 5. Inventory control of intermediatestorage in the steel industry:analysis of forecasting accuracyand erroneous products : Case study on SSAB, Oxelösund

    University essay from Karlstads universitet

    Author : Damian Mon Ke; [2022]
    Keywords : forecasting; forecasting accuracy; inventory control; simulation; discrete event simulation; data analysis;

    Abstract : The case study has been carried out at SSAB Oxelösund, where a major project is on the way to improve the system support for substance planning, to ensure that the right products are actually produced. Purpose: The purpose of this thesis is to analyze inventory control in intermediate storage within steel industry with data-driven methods and simulation. READ MORE