Browsing Institutt for elkraftteknikk by Subject "Elektrisk Energiteknikk"
Now showing items 1-20 of 49
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Advanced Battery Diagnosis for Electric Vehicles
(Master thesis, 2008)Summary Literatures on battery technologies and diagnosis of its parameters were studied. The innovative battery technologies from basic knowledge to world standard testing procedures were analysed and discussed in the ... -
Balancing of Offshore Wind Power in Mid-Norway: Implementation of a load frequency control scheme for handling secondary control challenges caused by wind power
(Master thesis, 2009)In order to comply with governmentally announced greenhouse gas emission reductions goals and to consolidate an independent and stable electric power and energy supply, Norway must increase its installed renewable energy ... -
Beregning av generatorer ved modernisering av kraftverk
(Master thesis, 2010)Bakgrunnen for dette prosjektet er det økte behovet for rehabilitering og oppgradering av vannkraftgeneratorer både i Norge og i resten av Europa. Behovet er basert på den store usikkerheten med å fastslå gjenstående levetid ... -
Control of a Variable Speed Drive with a Multilevel Inverter for subsea applications
(Master thesis, 2010)This work deals with analyses of the control for a subsea drive with multilevel inverter. The use of those drives have become the new trend for using of pumps/compressors at minor oil and gas reservoirs located far away ... -
Control of Multi-terminal VSC-HVDC Systems
(Master thesis, 2008)The North Sea has a vast amount of wind energy with largest energy per area densities located about 100-300Km of distance from shore. Should this energy be tapped by offshore wind farms, HVDC transmission would be the more ... -
Control of VSC-HVDC for wind power
(Master thesis, 2008)With the recent developments in semiconductors and control equipment, Voltage Source Converter based High Voltage Direct Current (VSC-HVDC) has attracted the growing interest of researchers. The use of VSC technology and ... -
Developement of a digitally controlled low power single phase inverter for grid connected solar panel
(Master thesis, 2010)The work consists in developing a power conversion unit for solar panel connected to the grid. This unit will be a single phase inverter in the low power range (24/48 V - 100/200 W), with digital control and without a DC-DC ... -
Dielectric Spectroscopy of Bisphenol A Epoxy Resin Aged in Wet and Dry Conditions
(Master thesis, 2009)This thesis presents the laboratory test data on Bisphenol A epoxy insulation.This thesis work deals with electrical, mechanical and thermal analysis of Bisphenol A epoxy resin. The main aim of this thesis work was to ... -
Dimensjonering av ledertverrsnitt i anlegg med overharmoniske strømmer
(Master thesis, 2010)Ved dimensjonering av tverrsnitt på elektriske ledere i et lavspenningsanlegg er det flere faktorer man må vurdere. Blant annet vil skjevlast og ulinearitet i lastene i TN-anlegg medføre strømmer i N-leder. Utstyr med mye ... -
Distributed generation in future distribution systems: Dynamic aspects
(Master thesis, 2010)The objective of this thesis work was to study the stability of a distribution network with several distributed generators (DGs) considering different types of regulators in the DGs and loading conditions. The distribution ... -
Economic Benefit of New Capacity in the Central Grid
(Master thesis, 2009)Norway and the EU have in recent years established ambitious goals to increase the share of renewable energy in their consumption. On account of these goals, a large-scale wind power development can be expected in northern ... -
Electric Propulsion System for the Shell Eco-marathon PureChoice Vehicle: Controlling the lights and alternative storage devices such as batteries and supercapacitors
(Master thesis, 2008)This report is divided into six main chapters. It starts off with an introductory chapter explaining the different propulsion strategies that have been considered during the last semester, and the final propulsion system ... -
Energisparepotensialer i næringsbygg
(Master thesis, 2008)Næringsbygg står for en betydelig andel av energibruken i Norge. Ut fra økonomiske, samfunnsmessige og miljømessige forhold er det i dag et betydelig fokus på å redusere denne energibruken. Denne hovedoppgaven omhandler ... -
Energy Efficient Motor for Shell Eco-Marathon: Ironless axial flux permanent magnet synchronous machine for the Shell Eco-Marathon competition
(Master thesis, 2010)A new electric motor was designed for the DNV FuelFighter electric vehicle in co-operation with the Trondheim based company Smart Motor and NTNU. The machine is an ironless axial flux permanent magnet synchronous motor ... -
Evaluation of simulation tools for expansion planning
(Master thesis, 2008)This master thesis is performed at the Department of Electric Power Engineering at the Norwegian University of Science and Technology in Trondheim in the spring 2008. The thesis is done in collaboration with Statkraft ... -
Frekvensomformerdrift av Fluks Vekslende Permanent Magnet Maskin FSPM: Motorkonstruksjon, kontrollsystem og driftstest.
(Master thesis, 2009)Det har i denne rapporten blitt presentert teknologi bak en FSPM maskin som er blitt testet i motordrift ved bruk av frekvensomformer. Kontrollsystemet som er benyttet er et Direkte Moment Kontroll System og er blitt ... -
Generator design for vertical axis wind turbine
(Master thesis, 2010)The optimization process for generators are often done for rated speeds and torques. This thesis will discuss and show optimization of a vertical axis wind turbine generator that has a given wind profile. Although the rated ... -
Grid Integration of Large Offshore Wind Farm and Oil Gas Installations Using HVDC Technologies
(Master thesis, 2010)This thesis investigates the modeling and control of High Voltage Direct Current (HVDC) for connection of offshore large variable speed wind farm and oil & gas installations to main grid. Both Line Commutated Converter ... -
High-Voltage Multilevel Converters: Application of Multilevel Converters in Direct Grid Connection of Wind Turbines
(Master thesis, 2010)In this thesis a modular PMSG and converter topology, suitable for utility interface of large wind turbine has been has been explored. A comprehensive analysis on different sinusoidal pulse width modulation has been performed ... -
Hydro Turbine and Governor Modelling: Electric - Hydraulic Interaction
(Master thesis, 2010)This Master s Thesis work deals with the development of improved hydro turbine models for the evaluation of a hydraulic power generating system performance in response to small disturbances in power system analysis tool. ...