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Generation system adequacy studies in the presence of wind energy resources
(Master thesis, 2018)Variable renewable energy sources like wind power are in exponential growth worldwide. One of the major challenges regarding high penetration of wind energy in the power system is the degradation of generation adequacy due ... -
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 ... -
Generator response following as a primary frequency response control strategy for VSC-HVDC connected offshore wind farms
(Journal article; Peer reviewed, 2017)As penetration of renewable energy sources increases, the proportion of synchronous generators with rotating masses directly coupled to the grid decreases. In the case of wind generation, the kinetic energy stored in the ... -
Geomagnetic Induced Current Effects on Power Transformers
(Master thesis, 2016)Solar storms are inevitable and have a number of negative effects on technological systems, the power grid being no exception. High geoelectric field values due to severe geomagnetic storms cause geomagnetic induced currents ... -
Go Real: Power Electronics From Simulations to Experiments in Hours: Versatile Experimental Tool for Next Generation Engineers
(Peer reviewed; Journal article, 2020)The only constant is change-power systems worldwide are going through a paradigm change from centralized generation to distributed generation; transportation systems are being electrified; and billions of lives in third-world ... -
Gradient based optimization of Permanent Magnet generator design for a tidal turbine
(Chapter, 2014)An optimization of an analytical problem with nine variables is executed to find the optimal Permanent Magnet(PM) generator for a tidal turbine. A gradient based solver is used to find the minimum cost of active materials ... -
Green and hybrid microgrid for rural electrification
(Chapter, 2017)Green power generation technologies' interconnection to form hybrid Microgrids are seen as promising option for rural electrification in developing countries like Nepal. The use of distributed energy resources like ... -
Green or blue? Enabling industrial decarbonization and demand response with hydrogen for high temperature process heating
(Chapter, 2023)Vinyl chloride monomer production coupled with chlor-alkali electrolysis is an industrial process that requires high temperature process heat. One option for providing this process heat in a decarbonized energy system is ... -
Grey-box modelling of a domestic hot water tank to be used for flexibility services
(Master thesis, 2022)Fornybar produksjon kan gi utfordringer i kraftnettet, som for eksempel ubalanse mellom produksjon og etterspørsel. Energilagring og nettforsterkning kan løse dette problemet, men er kostbare tiltak. Fornybar produksjon ... -
Grid Connected Photovoltaic Systems with SmartGrid functionality
(Master thesis, 2013)SummaryThis master?s thesis is focused on the design of grid connected PV power stage inverter. This inverter will be used for solar power application in the renewable energy laboratory at NTNU. The designed power stage ... -
Grid Impact from Increased Prosumer Penetration in the Norwegian Distribution Grid
(Master thesis, 2020)Denne oppgaven har undersøkt nettpåvirkningen fra en økt penetrasjon av plusskunder i det norske distribusjonsnettet. En spørreundersøkelse blant norske nettselskaper har vist en kraftig vekst i antall plusskunder det siste ... -
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 ... -
Grid Integration of Offshore Wind Farms using Hybrid HVDC Transmission: Control and Operational Characteristics
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:101, Doctoral thesis, 2013)The transmission of offshore wind energy is one of the most relevant challenges since the best wind conditions are located far from shore. High-voltage DC (HVDC) is the most feasible option for the grid integration of ... -
Grid Integration of the Wave Energy Converter Bolt2: Control of the Grid Side Converter with Energy Storage
(Master thesis, 2012)This thesis is written in cooperation with Fred Olsen's Wave Energy Project Bolt2 which is a Wave Energy Converter (WEC) recently deployed outside of Falmouth Bay in the UK. After the initial phases of testing, the device ... -
Grid Tariffs for Fast Charging Stations in the Norwegian Distribution Grid
(Master thesis, 2020)Norge har sluttet seg til Parisavtalen, hvor målet er å redusere virkningene og konsekvensene av klimaendringene. For å redusere klimagassutslippene fra transportsektoren, anses det som nødvendig å øke antallet nullutslippsbiler. ... -
A Grid-Tied Inverter with Renewable Energy Source Integration in an Off-Grid System with a Functional Experimental Prototype
(Peer reviewed; Journal article, 2022)Renewable energy implementation in residential-scale grid-connected systems is already popular, and the growth of such systems is increasing every year. Grid-connected solar systems are relatively simple to install and ... -
Ground Fault in Shipboard DC Power System
(Master thesis, 2015)The report first present the ship considered in the task. The theory part of the thesis gives a short introduction to dynamic positioning and the requirements the different DPS classes puts on the ship. Then the principal ... -
Ground Fault Protection of Transmission Lines
(Master thesis, 2017)The ever more electrified and energy-intensive society increases the need for a secure power grid and energy service. The transmission system is the backbone of the electrical power infrastructure, to have a well-functioning ... -
Ground Resistance Measurements on Transmission Towers with Overhead Ground Wires
(Master thesis, 2007)The main subject of this master s thesis is ground resistance measurements on interconnected transmission towers. Statnett, which is the Norwegian transmission system operator, initiated the assignment as a result of ... -
Grounding of Outdoor High Voltage Substation: Samnanger Substation
(Master thesis, 2012)The subsurface grounding network of high voltage substations is installed as a protective measure to prevent dangerous touch- and step voltages inside the substation area. The main objective of this master thesis is to map ...