Fakultet for ingeniørvitenskap og teknologi: Nye registreringer
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Enhancing Efficiency and Safety in Iron Ore Mining: Innovative Solutions for Water Management in Conveyor Systems
(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)
(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
(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
(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
(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
(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
(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
(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
(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
(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
(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 ... -
Shell based finite element modeling of Herøysund Bridge
(Master thesis; Mastergradsoppgave, 2023-05-15)This master's thesis thoroughly examines the application of the Finite Element Method (FEM) to the numerical modal analysis of the Herøysund Bridge, focusing on the theoretical backdrop, construction process, FEM techniques, and Eurocode recommendations for concrete structures. This study aims to demonstrate the utility of FEM in bridge analysis by utilizing ANSYS 2023 R1 to conduct a full numerical ... -
Robotic Arm for a Drone
(Master thesis; Mastergradsoppgave, 2023-05-14)Thanks to technical improvements, drones may now perform more than simply visual inspections of structures and buildings. An Unmanned Aerial Vehicle (UAV) drone can be equipped with a robotic arm or an attachment with sensors to check and test the structures and buildings. Designing a robotic arm with a modular end-effector that can be attached to a drone was the focus of this master's thesis research. ... -
Sammenligning av energipotensialet i slam fra ulike slamkilder
(Master thesis; Mastergradsoppgave, 2024-05-21)Slam er restproduktet ved rensing av avløpsvann og i produksjon av oppdretts- og settefisk, og lar seg fjerne fra vannet gjennom sedimentering, flotasjon og/eller filtrering. I kraft av sitt rike innhold av organisk materiale og næringsstoffer, er slam samtidig en verdifull ressurs. Avhengig av dets råstoffsammensetning, kan slammet blant annet benyttes i produksjon av biogass, og følgelig inngå som ... -
Shewanella baltica in a Microbial Fuel Cell for Sensing of Biological Oxygen Demand (BOD) of Wastewater
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-04-15)Geobacter and Shewanella are the most characterized electroactive bacteria genera. Unlike genus Geobacter that is strictly anaerobic, Shewanella can grow under both oxic and anoxic environments and is capable of metabolizing a wider substrate range. In the present study, the use of strain Shewanella baltica 20 in MFC-based biosensor for BOD monitoring is reported. The S. baltica strain 20 was isolated ... -
Intelligent decision modeling for optimizing railway cold chain service networks under uncertainty
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-06-27)Railway cold chain service network design (RCC-SND) aims to optimize the utilization of stations and lines as well as train allocations in a manner that minimizes costs while satisfying the service requirements of shippers. Furthermore, the uncertainties associated with freight demand, transportation costs, quality loss, station handling capacity, and arc capacity make the RCC-SND a complex ... -
Evaluering av optimal erstatning av naturlig tilslag med resirkulert betongtilslag for å oppnå tilstrekkelig bestandighet
(Master thesis; Mastergradsoppgave, 2021-06-22)Bygg- og anleggsindustrien er en stor bidragsyter til global oppvarming grunnet produksjon av bygningsmateriale, transport samt bygnings- og rivningsaktivitet. Materialets kretsløp og sirkulær økonomi kan drastisk redusere forurensning og etterspørselen av naturlige ressurser. Bruk av resirkulert tilslag (RCA) er en av mulighetene til hvordan en kan redusere forbruket av naturlige ressurser for ... -
Revisiting the development trajectory of parallel machine scheduling
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-05-23)The research on the Parallel Machine Scheduling Problem (PMSP) has undergone significant development. The most recent comprehensive review of published studies dates back to early 2001. This article presents an algorithmic review of PMSPs, using Main Path Analysis (MPA) to identify seminal knowledge diffusion and development trajectories. This research also sheds light on the less tangible aspects ... -
Sea Spray Icing Prediction: Integrating Experiments, Machine Learning, and Computational Fluid Dynamics
(Doctoral thesis; Doktorgradsavhandling, 2024-05-27)<p>Ice accretion is challenging for maritime and offshore operations in the Polar regions. Activities related to tourism, oil and gas exploration, fishing, and offshore wind energy are increasing in the arctic. Ice accretion on vessels and offshore structures pose a threat to structural integrity, vessel stability, and personnel safety in outdoor working environments. Freezing sea spray is the largest ...