English
norskBlar i utgivelsesdato Mastergradsoppgaver i elektroteknologi
Viser treff 21-40 av 72
-
Designing a lifting and lowering device to the storage market
(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 ... -
Augmented Reality Application for Training in Maritime Operations. A Proof of Concept AR Application Developed for Microsoft HoloLens
(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 ... -
Artificial Intelligence based narrative generation for games
(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. -
Large-scale Wind Power Integration in Northern Norway
(Master thesis; Mastergradsoppgave, 2018-08-16)Norway has very high flexibility in energy production since hydropower covers about 95% of yearly energy demand. It is best to have a combination of wind and hydropower and hence it applies perfectly here in Norway. The performance of the wind farm can be significantly enhanced by employing full-capacity converters. The state-of-the-art literature study has been done on Squirrel Cage Induction ... -
Rammeverk for modellering og simulering av husholdningsapparater
(Master thesis; Mastergradsoppgave, 2018-08-16)Denne oppgaven har hatt til hensikt å utarbeide et rammeverk for modellering og simulering av husholdningsapparater i Simulink, hvor det er muligheter for sammenkobling av flere enheter basert på typiske utstyr i norske husholdninger. Tilkoblingen av modellene kan være via TN-nett, IT-nett eller andre mindre kilder i Simulink. Videre er det gjennomført en litteraturstudie av ulike typer utstyr ... -
Reliable parameter identification for synchronous machines
(Master thesis; Mastergradsoppgave, 2018-08-16)This work investigates and implements algorithms for reliable parameter identification for salient pole synchronous machines that can be used for condition monitoring, on line assessment of the power grid, and adaptive control. All these applications are steps necessary to enable a smarter power grid, in which seamless integrated digital technology provides state estimation, fault detection, and ... -
Innvirkninger av distribuert produksjon i svake distribusjonsnett, lokalisert i nordområdene. Hvordan påvirker plusskunder det omkringliggende lavspente distribusjonsnettet.
(Master thesis; Mastergradsoppgave, 2018-08-16)I denne rapporten har virkninger av plusskunder i svake, lavspente distribusjonsnett blitt undersøkt. Gjennom en informasjonsinnsamling, ble de største utfordringer for fremtidige plusskunder identifisert. Herunder aktuelle teknologier, energiresuser, regelverk og tekniske forhold. Det ble undersøkt hvilke utfordringer et nettselskap kan forvente seg, ved introduksjon av lokal produksjon i et ... -
Transient analysis of road tunnel power system
(Master thesis; Mastergradsoppgave, 2018-08-16)The main tasks of Statens Vegvesen is to plan, build and maintain the roads of Norway. Tunnels are included as a part of this task. Due to expected changes in usage patterns and needs, the Norwegian authorities decided to adapt to the European model the design of low voltage networks. The backup power system is one of the most important parts of the installation and presents an independent source ... -
Evaluation of cascaded MPC performance in voltage source converters
(Master thesis; Mastergradsoppgave, 2018-08-21)Model predictive control method becomes more popular in research over the last decade. Due to the growing popularity of the model predictive control concept, there are more and more questions about the effectiveness of this method in comparison with other methods. In this thesis cascaded model predictive control of grid connected voltage source converter with LCL filter has been evaluated. The ... -
Building a Low-Cost Ground Station for Weather Satellite Image Reception
(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 ... -
Wireless Charging for Small Electric Vessels
(Master thesis; Mastergradsoppgave, 2019-06-28)With the presence of traditional thick and heavy cables for charging, the risk of humans exposed to high-voltage, and due to mechanical wear and tear in conductive materials, inductive wireless charging was introduced which is the future of charging technology. This project has focused on magnetic-coupled wireless transfer with some key components involved such as a DC voltage source, a full-bridge ... -
Application of electric vehicle charging solutions on small maritime vessels
(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 ... -
Sol vinkel estimator. Solpanel rig med dobbel akse orientering
(Master thesis; Mastergradsoppgave, 2019-06-28)Denne rapporten presenterer design og simuleringer av en toakset solcellerigg. Denne bestpunktsporingen riggen fungerer utelukkende basert på utgangseffekten til solcellepanelet montert til det. Det bruker ikke noen solsensor til å orientere solcellepanelet. Posisjonen til solen er beregnet basert på tid og stedsinformasjon. Siden dette solpanelet vil bli montert her på UiT, Norges Arktiske Universitet, ... -
Energy storage technologies from a power system point of view
(Master thesis; Mastergradsoppgave, 2019-06-28)This thesis presents energy storage technologies, as well as their most applicable ways of integration into the power system. The storage technologies provided are relevant in regards to ancillary services, peak shaving, energy arbitrage and not least integration in combination with intermittent renewable production. A grid analysis was performed to determine the obvious differences between different ... -
Design and construction of a half-bridge using wide-bandgap transistors
(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. -
HVDC Transmission and Energy Storage for Wind Power Plant
(Master thesis; Mastergradsoppgave, 2019-06-28)This thesis will investigate the effects of an energy storage system incorporated into the submodules of a modular multilevel converter connected to a HVDC line. A simulation has been made to see the effects of energy storage on the transmission of power from a generator connected to the grid via a HVDC line with two MMCs connected in each end, one of which incorporates the energy storage system. -
Solvinkel optimaliserer
(Master thesis; Mastergradsoppgave, 2021-05-18)Snø og andre ting kan reflektere lys på solcellepanelene slik at de produsere mer energi. Refleksjonene kan gjøre slik at den optimale vinkelen til panelene ikke er rett mot solen. Denne rapporten går fort igjennom noen forslag til optimaliseringsalgoritmer for vinklene til solcellepanelene. Videre går den dypere inn på en algoritme som heter «test og sjekk». Kort fortalt går denne algoritmen ... -
Modeling and Analyzing of Inverters for Controlling Voltage and Frequency in an Islanded Microgrid
(Master thesis; Mastergradsoppgave, 2021-05-18)Recently, the growth of inverter-based generations (IBGs) like solar photovoltaic (PV) and wind turbine generators in the form of microgrids (MGs) has been increasing. However, control of voltage and frequency becomes a challenging task for MGs especially when they operate in an islanded mode, due to the inherent low-inertia feature of IBGs compared to a grid-tied mode where there is a grid support. ... -
Tethered Quadcopter Control, Simulation and Modeling platform for a small USV
(Master thesis; Mastergradsoppgave, 2021-05-18)Maritime Robotics main intent of the thesis is to develop understanding of a small deployable camera platform capable of providing elevated situational awareness for a small USV using a tether. The thesis goes into the state-ofthe-art methods of usage and control of a tethered drone. The thesis goes into the building and operating of the QAV250 Pixhawk 4 mini drone and making a drone simulation ... -
Wireless charging of offshore wind service vessels
(Master thesis; Mastergradsoppgave, 2021-05-18)This report discusses the possibility for wireless charging solutions for electric vessels, with a focus on offshore wind turbine service. Where the charging time is minimal and safety for crew is important. Different types of wireless technologies have been studied, where the Inductive power transfer (IPT) is shown to be the preferred technology. Inductive power transfer (IPT) grants a safe ...
