Now showing items 61-80 of 1010

    • Design and Optimization of Conveyor Belt Rollers 

      Fadel, Ahmad Kamel (Master thesis; Mastergradsoppgave, 2024-05-15)
      Belt conveyor systems play a crucial role in the continuous transportation of bulk materials across varying distances. However, ensuring the reliability of these systems remains a significant concern for operators due to the potential financial losses incurred from system downtime, which not only impacts revenue from material conveying but also disrupts subsequent material processing facilities. The ...
    • Electric snowmobile. 

      Rønneseth, Johnny (Master thesis; Mastergradsoppgave, 2024-05-15)
      The main purpose of the project is to convert the snowmobile to electric and make it operational, which rule out focus on factors as ex. driving range, user interface for performance adjustment, heating for comfort, etc. For mounting the electric motor a suitable and feasible location and motor bracket to easy access the existing gearbox axel, and also in position to a cooling airflow through the ...
    • Impact on Distribution Network Hosting Capacity using Machine Learning Based Reactive Power Support from PV Smart Inverters 

      Safavi, Sepehr (Master thesis; Mastergradsoppgave, 2024-05-15)
      Nowadays, due to growth of advanced technology and its impact on people lives, there is an increasing need for aligning and optimizing infrastructure with people needs. Harnessing renewable energy from different sources, store and eventually transmit and distributed it is an all-time challenge which nowadays by implementing and proper maintenance we lead to having higher efficiency to the point where ...
    • Optimization of conveyor roller, LKAB 

      Bhusal, Manoj (Master thesis; Mastergradsoppgave, 2024-05-15)
      ABSTRACT The aim of this thesis is to optimize the performance, material, life and accessories for the conveyor rollers installed in longest conveyor section “15101 smst TR010” of LKAB Narvik, which is under the SILO with overall conveyor length of 620 meter. The report outlines the problems created by groundwater falling inside the tunnel, dust and spoilage of iron ore pallets outside the conveyor ...
    • Wide Area Control and Improvement of Dynamical State of Power System 

      Nazari, Afshin (Master thesis; Mastergradsoppgave, 2024-05-15)
      Some approaches to achieving full observability and controllability in power systems are explored in this thesis. The core structure of this work consists of observability and controllability, focusing on two key phases of optimization and control. In the first phase, system observability is addressed through optimal placement of Phasor Measurement Units (PMUs). The Connectivity Matrix Algorithm ...
    • Study of Virtual Inertia and its impacts on Power Oscillations 

      Ibrar, Muhammad (Master thesis; Mastergradsoppgave, 2024-05-15)
      This study explores the changing dynamics of power systems in the context of the global shift to renewable energy, focusing on inertia and its influence on frequency stability. Traditional stability mechanisms, centered around rotating masses like synchronous generators, face challenges due to the integration of renewables and frequency converters, resulting in a reduction in overall system inertia. ...
    • Development of Digital Twin of the Herøysund Bridge using Finite Element Model Updating 

      Khademi, Mohammadreza (Master thesis; Mastergradsoppgave, 2024-05-15)
      The aging of civil infrastructure presents significant challenges in a global scale, necessitating innovative research techniques for effective solutions. Governments are increasingly compelled to allocate additional time and budgetary resources towards maintenance, repairs, or the construction of new structures to replace deteriorated or damaged ones. This allocation is essential to ensure ...
    • Application of LLMs and Embeddings in Music Recommendation Systems 

      Taief, Abu Mohammad (Master thesis; Mastergradsoppgave, 2024-05-15)
      Music recommendation systems are crucial in guiding listeners to the extensive selection of music accessible today. However, these recommendation algorithms frequently encounter challenges such as the cold start problem, including less popular tracks, and comprehending the semantic substance of music. This thesis investigates the incorporation of Large Language Models (LLMs) and embeddings to tackle ...
    • Investigation of moisture transport in branch wood of Norway Spruce using NMR 

      Ler, Henrik Rødal (Master thesis; Mastergradsoppgave, 2024-05-15)
      Two samples from a specimen of a Norway spruce (Picea abies (L.) Karst.) branch was prepared. One opposite wood (OW) sample and one compression wood (CW) sample. Several tests using nuclear magnetic resonance were performed on these specimens to study the motion of moisture through the branch wood. The T2-experiment shows that the fibre saturation point is at 20% moisture content (MC) for OW and 25% ...
    • Enhancing Efficiency and Safety in Iron Ore Mining: Innovative Solutions for Water Management in Conveyor Systems 

      Zulfiqar, Uzair (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis report explores the critical challenge of water flooding in conveyor belt systems within the iron ore mining sector, with a focus on LKAB, a leading Swedish mining company. The study begins by outlining the significance of addressing water accumulation issues that compromise operational efficiency and safety in mining environments. Through an extensive literature review, the research ...
    • Development of a Music Education Framework Using Large Language Models (LLMs) 

      Amin, Mudassar (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis explores the effectiveness of Large Language Models (LLMs) in enhancing educational methodologies, particularly focusing on personalized learning experiences in music education. Initially, a comprehensive literature review was conducted to establish the theoretical foundation and identify gaps in the current application of Large Language Models in education. Subsequently, employing a ...
    • Design of Concept Joints for Future Patient Simulators 

      Hegrem, Jørgen Marcus (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis goes through the product development process for a shoulder joint meant for a future patient simulator. The process focuses on the methodology taught during the masters’ degree for how an idea can be developed into a product.
    • AI in the Sky: Diverse Approaches to Drone Swarm Command, Control, Connection and Communication 

      Barnile, Modhubroty Dey (Master thesis; Mastergradsoppgave, 2024-05-15)
      This master’s thesis investigates alternative control methodologies for unmanned aerial vehicles (UAVs), focusing on integrating advanced human-machine interaction techniques. Traditional remote-controlled and sensor-based systems pose limitations, particularly for users with physical disabilities. This study explores the potential of virtual keyboards, hand gesture recognition, and eye movement ...
    • Trajectory Tracking with Collision Avoidance for Large Vessel Draft Surveys 

      Saleheen, A B M (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis explores the innovative use of unmanned aerial vehicles to conduct draft surveys of large maritime vessels. This process is critical for determining vessel load through water displacement measurements. At the port of Narvik, a crew typically performs this task manually, where LKAB’s iron ore cargo vessels are surveyed while docked. The usual method requires going around the ship in ...
    • Mechanical Properties of Some FDM 3D-printed Infill Structures 

      Entner, Erlend (Master thesis; Mastergradsoppgave, 2024-05-15)
      Master thesis documents tensile test of fused deposit modeling 3D-printed parts. Infill configurations that’s investigated is line- and grid-pattern with 100% infill density for line pattern. Grid pattern have been printed with 20% and 40% infill density. To predict mechanical properties of 3D-printed parts with line pattern, classical laminate theory is chosen as mathematical model. Performing ...
    • Fine-tuning Large Language Models on historical causes of death data 

      Wilhelmsen, Kristoffer Berg (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis assesses the impact of fine-tuning and rag on llms in accurately assigning icd-10 codes to historical causes of death. Using funeral records from Trondheim, Norway (1830-1920), we fine-tuned Llama 3 and Mistral on 2000 records. Twelve experiments were conducted on 2000 additional records to evaluate the accuracy of each knowledge-injection technique, as well as a combination of the ...
    • Machine Learning in Predictive Quality Management 

      Chikwekwe, Simbarashe Keith (Master thesis; Mastergradsoppgave, 2024-05-15)
      This thesis investigates how machine learning techniques has greater advantages over traditional Statistical Process Control (SPC) methods and Anomaly Detection (AD) in monitoring and controlling process parameters so that the process remains stable and in control to meet required quality satisfactions. The broader term of Predictive Quality Management introduces an important subject of predictive ...
    • Realisere ombruk av byggematerialer 

      Thomassen, Trine (Master thesis; Mastergradsoppgave, 2024-05-14)
      Som fersk prosjektleder hos entreprenør, ble det feilbestilt åtte innerdører som hadde for lavt lydreduksjonstall i forhold til kravet. Dørene hadde spesiell størrelse og farge, tilpasset prosjekt, og ingen ville ha dem gratis. De ble kastet på søpla og generte nærmere ett tonn avfall. Slike feilbestillinger representerer en stor del av avfallet fra norske byggeplasser. Verdens samlede forbruk ...
    • Adaptable and interactive 3D modelling using genetic algorithms 

      Borhaug, Håkon Berg (Master thesis; Mastergradsoppgave, 2024-05-14)
      This thesis discusses the process of designing, implementing and testing a creative AI system that generates 3D models for the purpose of video game development. The system utilizes a combination of an interactive genetic algorithm and a distance weighted K-nearest neighbour regressor. Regression is employed as a learning mechanism to enable the system to rate designs based on the overall user ...
    • Study of 3D printed polymer structures and geometries The impact of raster angle configurations on mechanical properties 

      Bjørk, Erlend (Master thesis; Mastergradsoppgave, 2023-05-22)
      3D-printing of polymers come in a large variety of methods and materials, each configuration with its own strengths and weaknesses. To compute and estimate mechanical properties of 3D-printed parts, good knowledge to the geometry of the internal structures is important to obtain. This will vary between different printers and slicers. As 3D-printed parts are anisotropic, it is often challenging to ...