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Showing result 1 - 5 of 15 essays matching the above criteria.

  1. 1. Improved Furnace Control : System identification and model predicative control of Outokumpu’s reheating furnace

    University essay from Uppsala universitet/Signaler och system

    Author : Oscar Holmqvist; [2023]
    Keywords : Systeem Identification; Model Predictive Control;

    Abstract : This thesis investigates one option for improving the control of a reheating furnace used in heating steel slabs before hot rolling; an essential part of the steel manufacturing process. The furnace consumes a significant amount of energy, leading to high cost and high carbon dioxide emissions. READ MORE

  3. 2. Can reliability centered maintenance foster asset management? : A case study at the process-oriented steel company Outokumpu

    University essay from Uppsala universitet/Institutionen för samhällsbyggnad och industriell teknik

    Author : Niklas Jonsson; [2022]
    Keywords : Asset Management; Reliability Centered Maintenance; Modes of Maintenance; Risk-based Asset Management;

    Abstract : .... READ MORE

  4. 3. An Industrial Application of Semi-supervised techniques for automatic surface inspection of stainless steel. : Are pseudo-labeling and consistency regularization effective in a real industrial context?

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Mattia Zoffoli; [2022]
    Keywords : Deep Learning; Computer Vision; Semi-Supervised Learning; Automatic Inspection; Stainless Steel; Djupt lärande; datorseende; Semi-övervakat lärande; Automatisk inspektion; Rostfritt stål;

    Abstract : Recent developments in the field of Semi-Supervised Learning are working to avoid the bottleneck of data labeling. This can be achieved by leveraging unlabeled data to limit the amount of labeled data needed for training deep learning models. READ MORE

  5. 4. Top Gas Blowing Technique to Prevent Slopping in Ladle and Basic Oxygen Steelmaking Process

    University essay from KTH/Materialvetenskap

    Author : Abdullah Harazeen; [2022]
    Keywords : slag; slag foaming; slopping prevention; BOS; LD converter; ladle furnace; foaming index; and cold model experiment;

    Abstract : In the steel industry, slag foaming plays a crucial role in many steel processes, given its positive impact on the thermal efficiency of the furnace and its life span. However, excessive foaming causes an overflow in the converter known as “slopping”. READ MORE

  6. 5. Transformation of Time-based Sensor Data to Material Quality Data in Stainless Steel Production

    University essay from Uppsala universitet/Institutionen för informationsteknologi

    Author : Adam Inersjö; [2020]
    Keywords : Time series; Stainless steel; Steel; Sensor data; Digitalization; Aggregation; Continuous production; Outokumpu; Tidsserier; Rostfritt stål; Stål; Sensordata; Digitalisering; Aggregering; Kontinuerlig produktion; Outokumpu;

    Abstract : Quality assurance in the stainless steel production requires large amounts of sensor data to monitor the processing steps. Digitalisation of the production would allow higher levels of control to both evaluate and increase the quality of the end products. READ MORE