Blar i tittel Mastergradsoppgaver i elektroteknologi

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    • All electric battery service vessel - Dynamic modeling of a battery fed IPMSM propulsion plant as a tool for energy estimates and functional description for an energy management system 

      Breines, Anders (Master thesis; Mastergradsoppgave, 2017-06-12)
      "Designing an all-electric battery vessel, knowledge of the dynamic performance of the electrical propulsion plant becomes crucial to produce adequate estimates of needed battery capacity. An energy management system is to control the on-board power flow and ensure energy efficient operation of the vessel. This thesis presents a solution for dynamic simulation of an all-electric battery vessel based ...

    • Analysis and Optimization of Sandwich Panels. Final report. 

      Røsdal, Arild (Master thesis; Mastergradsoppgave, 2017-06-15)
      "The first part of this project, are general about sandwich structures. A sandwich construction, consist of two plate outsides (facings) glued to a core in the middle. Sandwiches are used in construction that must have a low weight, but a high stiffness. This indicated racing cars, aeroplane, ship shelters. To understand a sandwich construction, the basis, is to understand the sandwich beam. The are ...

    • Application of electric vehicle charging solutions on small maritime vessels 

      Mandasari, Maya (Master thesis; Mastergradsoppgave, 2019-06-28)
      This thesis explores various charging standards for electric vehicles with the goal to find a standard that can be implemented in an electric maritime vessel (EMV). Combined charging system 2.0 (CCS2) is selected and the standard is explained in detail along with the necessary power electronics. Several Matlab and dSPACE simulations is made to test the charging and communication. A laboratory ...

    • Artificial Intelligence based narrative generation for games 

      Lindgren, Jørgen Elden (Master thesis; Mastergradsoppgave, 2017-08-15)
      This Master thesis presents an approach on using Artificial Intelligence to create stories for games. The Master thesis explores the posibility of using Augmented Transition Network and Ontology as a solution.

    • Augmented Reality Application for Training in Maritime Operations. A Proof of Concept AR Application Developed for Microsoft HoloLens 

      Xue, Hui (Master thesis; Mastergradsoppgave, 2017-06-27)
      Augmented reality (AR) is an advanced technology that integrates augmentations with the real world. This technology has been used to provide training and education along with other purposes. This work has been focused on enriching the learning experience of the maritime trainee by applying AR technology. In this work, a proof of concept AR application (App) is developed for the training of the ...

    • Automated multi-rotor draft survey of large vessels 

      Usman, Muhammad (Master thesis; Mastergradsoppgave, 2022-05-16)
      In maritime sector draft survey has a significant importance as it is used to determine many important factors used in maritime transportation. Draft is the vertical displacement from the bottom of the keel (the bottom-most element of a vessel) to the water line (the line of meeting point of hull and the water surface). It is used to measure the minimum water depth for safe navigation of vessel and ...

    • Automated Tugboat Assisted Docking of Large Vessels 

      Abdullah, Muhammad Zaeem (Master thesis; Mastergradsoppgave, 2022-05-15)
      The main research aspect behind this project was the problem in docking the ship to the port with limited space and resources available, causing number of onsite accidents and loss of resources. The main objective is to increase safety on ports, reduce pollution and increase fuel efficiency, also reduce the docking time for the vessels, which can be achieved by developing an autonomous docking system ...

    • Building a Low-Cost Ground Station for Weather Satellite Image Reception 

      Zahid, Ezzatullah (Master thesis; Mastergradsoppgave, 2019-06-27)
      In this Thesis, a small, low-cost, portable and easily deployable ground station was built, to track and receive signals from National Oceanic and Atmospheric Administration (NOAA) weather satellites (series 15, 18 and 19) in VHF and UHF bands, process and convert these to images are presented. A ground station, capable of receiving reasonably good quality images from NOAA weather satellites was ...

    • A Class-E-Based AC-DC converter for PFC applications 

      Stausland, Kristian (Master thesis; Mastergradsoppgave, 2021-06-22)
      Connection of nonlinear utility load har increased through resent years and is expected to continue increasing. Nonlinear utility load injects harmonic content into the grid and reduces voltage quality for nearby consumers. To limit harmonic content from nonlinear load, the International Electrotechnical Commission requires power supplies to be designed according to IEC 61000-3-2. Fulfilling this ...

    • Classification of electroncephao-graph signals by convolutional neural network 

      Lin, Jiaxin (Master thesis; Mastergradsoppgave, 2017-06-13)
      This thesis presents a brief introduction to epilepsy diagnosis use convolution neutral network. The datasets create through Electroencephao-graph(EEG) signal.Electroencephao-graph(EEG) is one of the most commonly signals recorded from humans like electrocardiogram(ECG). In this thesis give a short introduce about the EEG signal. Because EEG recordings are important in the diagnosis of epilepsy. But ...

    • Comparative Analysis of a Current-Source and a Voltage-Source Converter for Three-Phase Grid-Connected Battery Energy Storage System 

      Saeed Akram, Muhammad (Master thesis; Mastergradsoppgave, 2021-12-03)
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    • A Comparison on Development of Pumped Storage Hydropower in Europe and Asia. An Analytical Case Study based on Pumped Storage Hydroelectric Projects developed in Europe and Asia in period 2010-2017 

      Mishra, Parash Mani (Master thesis; Mastergradsoppgave, 2017-06-15)
      "Energy consumption in European countries is increasing in significant amount each year. EU countries are becoming more concerned towards environmental safeguarding along with energy production. Wind and solar power have increased their market in many power systems in the recent decades and the main limitation is that they are greatly time dependent and are not available all the time to cope with ...

    • Continuous Autonomous UAV Inspection for FPSO vessels 

      Andreev, Alexey G. (Master thesis; Mastergradsoppgave, 2021-06-23)
      This Master's thesis represents the preliminary design study and proposes the unmanned aerial vehicle (UAV) -based inspection framework, comprising several multirotors with automatic charging and deployment for 24/7 integrity inspection tasks. This project has three main topics. First one describes the operational environment and existing regulations that cover use of UAVs. It forms the basis ...

    • Coordinated Volt-Var control in multiple smart inverters in Smart Distribution Networks for Voltage Regulation. 

      Abbasi, Arslan Gul (Master thesis; Mastergradsoppgave, 2022-05-15)
      The inevitable growing demand for electrical power, depleting sources of conventional power generation, and world wide concern about global warming are major factors to boost the trend of renewable integration in grids. This rising trend is causing many technical and operational challenges where one of the most prominent problem is the overvoltage caused by distributed generation units, interfaced ...

    • Current source inverter 

      Mohammadi, Abdul Qudoos (Master thesis; Mastergradsoppgave, 2023-05-22)
      ABSTRACT The growth of the world’s population leads to increased energy needs. The use of fossil energy leads to challenges. The main reason for this is that the use of fossil fuels has a negative impact on global climate change, and the world is heading towards running out of fossil fuels in a few years. Renewable energy sources like photovoltaic and wind power plants are good solutions for those ...

    • Current source Inverter for fuel cell Application 

      Hamad, Zainab (Master thesis; Mastergradsoppgave, 2023-08-14)
      In recent years, the scientific renaissance has turned towards alternative energy. Scientific research and dissertations of all degrees, doctoral, Master, and even bachelor's degrees include. Green energy and alternative solution to protect the environment from increasing pollution. Different inverters have been used to increase the potential for power resulting from devices that do not have the ...

    • Design and construction of a half-bridge using wide-bandgap transistors 

      Vatshelle, Fredrik Hausvik (Master thesis; Mastergradsoppgave, 2019-06-28)
      A continuously increasing demand of electric power makes energy efficiency imperative in modern technology. The transistor is considered as the fundamental element of modern electronic products.

    • Design av dekksmontert knekk-kran 

      Eilertsen, Stian Schultz (Master thesis; Mastergradsoppgave, 2016-11-01)
      Oppgavens hensikt var å designe en kran som skulle være klar til produksjon når prosjektet ferdigstilles. Under prosjekteringen skulle alle aspekter av krandesignet undersøkes. Kranen skulle arktifiseres, dette vil si gjøres klar for en arktiskmaritim vinter. Alle komponenter ble designet med en minimum sikkerhetsfaktor på 1.33, dog har de aller fleste komponentene en høyere sikkerhetsfaktor. Den ...

    • Designing a lifting and lowering device to the storage market 

      Hoff, Even (Master thesis; Mastergradsoppgave, 2017-06-15)
      "The aim of this thesis is to design a lifting and lowering device for the storage market. The design is based on a patent, held by Dropracks, which is a collaborator in the thesis. Dropracks is a company developing a lowerable roof rack for cars. This rack is protected by their patent of a lifting and lowering device. This patent gives Dropracks an immaterial protection in all industry sectors, and ...

    • Designing an Autonomous Racing Drone 

      Trældal, Alexander (Master thesis; Mastergradsoppgave, 2021-05-19)
      In recent years drone racing using human pilots have increased in popularity. This combined with the increased usage of autonomous driving vehicles have sparked a new field of interest which is Autonomous Racing Drones competitions. This thesis explores the field of drone design and avionics with the conclusion of presenting the first Racing Drone prototype that can be used in future work made by ...