Browsing Institutt for elkraftteknikk by Document Types "Master thesis"
Now showing items 1-20 of 1338
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2D Finite Element (FE) modeling and simulation of the stator winding of synchronous machines in adjustable degree of detailing
(Master thesis, 2007)The General Purpose 2D Electromagnetic Tool, GP2DET, at Voith Siemens Hydro Power Generation GmbH is a tool developed for simulation and calculation of electrical parameters in large hydro power machines. In this tool, the ... -
30 kW Power Boost System for Drive Trains for Electric Vehicles Based on Supercapacitor Technologies
(Master thesis, 2007)The goal of the master thesis is to design, dimension and construct a power boost system for the drive trains in electric vehicles, utilizing supercapacitor technology. In order to build the system a supercapacitor bank ... -
A 1 kW PFC converter with GaN-transistors and planar magnetics
(Master thesis, 2019)Auka krafttettleik, kostnadsreduksjon, auka effektivitet og auka driftssikkerheit er fire av dei viktigaste målsetjingane i halvleiarindustrien i dag. Ved bruk av GaN-halvleiarar er fleire av desse målsetjingane innan ... -
A Case Study on the Grid Integration of Electric Vehicles in Norway - In combination with Solar Power, Fast Charging Stations and an Electric Ferry
(Master thesis, 2022)Norge er ledende i overgangen til elektriske kjøretøy, med 82,9% av alle nyregistrerte kjøretøy så langt i 2022 er elbiler. Dette høye tilskuddet av elbiler skaper utfordringer for nettoperatørene, ettersom dagens strømnett ... -
A Case Study on the Impact of Vehicle-to-Grid on Reliability of Supply in a Norwegian Distribution System
(Master thesis, 2023)Reduksjonen av utslipp for å reversere klimaendringene er en av de viktigste punktene fra bærekrafts-målene fremsatt av Forente Nasjoner. Omfattende elektrifisering av verden har blitt pekt på som ett av de mest lovende ... -
A co-simulation framework to coordinate battery optimization and load flow - Improving voltage quality in the distribution grid
(Master thesis, 2022)Økningen av distribuerte energi ressurser slik som solcellepanel (PV) og effektkrevende apparater har skapt nye utfordringer som leveringskvaliteten på spenningen for distribusjonsnettet, og det er kanskje mulig å bruke ... -
A comparison of the SDP and SDDP method for medium-term scheduling of Meråker hydropower system
(Master thesis, 2023)I dagens samfunn blir flere fornybare energikilder innført som en konsekvens av et ønske om å redusere klimautslippene. Ettersom flere av disse ikke kan kontrolleres, for eksempel er man avhenging av vind for å produsere ... -
A Control Strategy for Seamless Interconnection of Microgrids in a Multigrid Configuration
(Master thesis, 2021)Mikronett er et konsept som har fått økt oppmerksomhet i takt med økt distribuert kraftproduksjon i kraftnettet. Mye av grunnen til økningen i distribuert produksjon er at det integreres mer fornybare energikilder. En ... -
A DC-Grid Proposal for Deep Sea Mining Focusing on Power Quality Aspects
(Master thesis, 2019)Over the last years, DC grids have become a significant trend topic as a solution for better power distribution systems reducing losses and increasing the efficiency significantly. The technology of HVDC transmission is a ... -
A Feasibility Study of Blockchain Technology As Local Energy Market Infrastructure
(Master thesis, 2018)The recent surge in renewable energy in the distribution grid could transform the generation side to be more variable, which potentially reduces power quality. This technical local challenge could be compensated by introducing ... -
A Hybrid Reinforcement Learning and Tree Search Approach for Network Topology Control
(Master thesis, 2023)The growing demand for electricity, driven by widespread adoption of heat pumps, electric vehicles, and industrial electrification, strains power grids and introduces challenges for a reliable and secure supply amidst ... -
A Method for bidding in sequential Capacity Reserve Markets using mixed-integer programming
(Master thesis, 2012)System security and power quality is important in today's society and the ability to regulate and balance production and consumption is crucial for any power system. More and more penetration of intermittent production in ... -
A Method for Planning a Fast Charging Station
(Master thesis, 2019)Denne masteroppgaven foreslår en ny planleggingsmetodikk for hurtigladestasjoner. Ny tenking når man skal planlegge nye, store laster i nettet vil være nødvendig for at framtidens distribusjonsnett skal være samfunnsøkonmisk ... -
A Practical Application of an Active Distribution Grid Planning Framework in Relation to a Pilot Area for New Energy Solutions
(Master thesis, 2021)Oppgaven er relatert til utbyggingen av et område i Bodø, kalt Molobyen, og er tilknyttet FME CINELDIs pilotprosjekt «Development area Molobyen». Målet med oppgaven har vært å undersøke ulike måter å koble Molobyen til ... -
A Scheme for Creating an Small-Signal On-line Dynamic Security Assessment Tool - Using PSS/E and PacDyn
(Master thesis, 2016)The trend in today's electrical power system is that consumption and power peaks are increasing, which will push the grid to its limits. The large deployment of new renewable energy connected to the grid has also shifted ... -
A Shorterm assessment of flexibility analyzing different levels of VRES deployment in a Unit Commitment model
(Master thesis, 2019)Flexibility has become an important property of the electric power systems and currently plays a crucial role in delivering efficient balancing to supply-demand operations. The rise of an environmental concern from governments ... -
A signal analysis toolbox for power system identification in Smart Grids
(Master thesis, 2018)This thesis delves into the two fields of signal analysis and small-signal stability of power systems. Due to the extensive deployment of PMUs in today s Smart Grid, new possibilities arise to assess the small-signal ... -
A Slim Wind Turbine Concept with Low Frequency AC Connection
(Master thesis, 2016)This thesis aims to investigate the feasibility of using a slim wind turbine concept together with a low frequency alternating current (LFAC) transmission system in an offshore wind farm system. By a slim wind turbine ... -
A Solution for Low Voltage Ride Through of Induction Generators in Wind Farms using Magnetic Energy Recovery Switch
(Master thesis, 2009)Induction generators constitute 30 percent of today’s installed wind power. They are very sensitive to grid voltage disturbances and need retrofitting to enhance their low voltage ride through (LVRT) capability. LVRT of ... -
A stochastic optimization approach for pricing hydropower regulation capacity in electricity markets
(Master thesis, 2014)With the introduction of an increasing number of regulation markets,hydropower producers face multiple opportunities regarding how toutilize their water optimally. Such regulation markets can increaseprofits drastically ...