Browsing Master theses by Title
Now showing items 11-30 of 105
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Anthropogenic Carbon in the Nordic seas and Arctic Ocean, 1994 to 2007
(Master thesis, 2019-06-28)The increase of anthropogenic CO2 between 1994 and 2007 is quantified in the Nordic seas and Arctic Ocean with the extended multiple linear regression method (eMLR(C*)). To be able to map the increase in anthropogenic CO2 ... -
Artificial gas supersaturated water from small hydropower plants: methods to detect air entrainment at intakes
(Master thesis, 2022-06-01)Hydropower plants with submerged intake and Francis turbine can release artificial Total Dissolved Gas (TDG) supersaturated water from the plants outlet, if air is drawn into the pressure pipe at intake and dissolved in ... -
Atlantic Multidecadal Variability (AMV) in the Norwegian Earth System model
(Master thesis, 2020-06-26)The causes of low-frequency sea surface temperature (SST) variations in the Atlantic, known as Atlantic Multidecadal Variability (AMV), are debated. AMV has climatic impacts on for instance hurricane activity and Sahel ... -
Bidirectional DC-DC Converter For Charging Batteries of Electric Vehicles
(Master thesis, 2021-06-01)The popularity of electric vehicles has seen significant growth in the latest years. More electric vehicles are connected to the grid, and the load is increased consequently. The electric vehicle battery can be employed ... -
Bidirectional DC-DC Converter for Supercapacitor as DC-bus Stabilization Element
(Master thesis, 2021-06-01)The demand for renewable energy from wind and solar is increasing. These energy sources are intermittent and unpredictable to a degree and require a stable but fast responding DCgrid. This is achieved by extending the ... -
Bidirectional Dual Active Bridge Converter for Energy Storage Applications
(Master thesis, 2022-08-08)Etterspørselen av energi gjennom vindturbiner og solcelleanlegg har økt i de siste tiårene. En stor ulempe ved disse fornybare energiressursene er deres fluktuerende natur, siden de ikke kan produsere kraft på forespørsel. ... -
Biogeochemical Investigations on the Atlantic Meridional Transect of R/V Kronprins Haakon, 2018
(Master thesis, 2019-12-11) -
Can a dual pulsed lidar system measure the lateral coherence of turbulence?
(Master thesis, 2023-08-10)Characterizing the coherence of turbulence in the marine boundary layer faces a significant challenge due to the limited availability of offshore measurements within the relevant altitude ranges, particularly up to 250 m. ... -
CFD Analysis of a Microturbine Combustor using an LES Turbulence Model
(Master thesis, 2020-07-04) -
Characterization of a Geothermal Field using Multiscale Travel Time Tomography - A study of the Miravalles Geothermal Field in Costa Rica
(Master thesis, 2019-06-15)The objective of this thesis is to investigate how travel time tomography and earthquake relocations can improve the understanding of the Miravalles geothermal field in Costa Rica. Finding the answer to this research ... -
Concept analysis and life cycle assessment of large-scale, offshore hydrogen production, storage and distribution options
(Master thesis, 2022-06-01)The world and its inhabitants are facing pressing challenges related to the global warming of the Earth. The increasing share of renewable electricity is forecasted to decrease emissions of greenhouse gases, but electrification ... -
Control of Doubly Fed Asynchronous Generators for Wind Power Application
(Master thesis, 2021-06-01)This thesis researches and develops a Doubly Fed Induction Generator (DFIG) model suitable for a university lab environment. DFIGs have attracted significant amount of research, as it is one of the leading generator systems ... -
Control of Grid Connected Inverter
(Master thesis, 2022-08-08)Power electronic converters and their control systems have played a significantly important role in the integration of renewable energy systems. The application of these converter systems have been rapidly growing as of ... -
Design av Grid-tilkoblet Omformer for Energilagringssystemer
(Master thesis, 2023-06-01)I Norge har vi et veldig høyt elektrisitetsforbruk sett i forhold til kraft per innbygger, samt at en av våre konkurransefortrinn med tanke på industri er nettopp tilgangen til billig og grønn strøm. En utfordring med dette ... -
Design of a Generator Excitation System
(Master thesis, 2021-06-01) -
Design of a Rectifier for Electric Vehicle Chargers
(Master thesis, 2021-06-29) -
Design of Grid-Tied Converter Using AFE
(Master thesis, 2023-03-18)The predicted increase in electricity demand from electrification of the transportation sector has led to research of bidirectional \gls{EV} chargers becoming an ever more popular research topic. With bidirectional chargers, ... -
Designbasis for metanpyrolysereaktor som forskningsreaktor ved HVL
(Master thesis, 2023-06-15) -
Development of advanced tools in computational nonlinear aeroelasticity
(Master thesis, 2023-01-04)In this work, the development of a two dimensional computational model for predicting the aeroelastic response is presented. In the aeroelastic model presented here, the aeroedynamic and the structural models are considered ... -
Dimensjonering av asynkronmotor for traktor
(Master thesis, 2022-06-01)Rapporten om asynkronmotor for traktor dekker mesteparten av teoretisk og matematisk arbeid knyttet til oppgavens mål. Metodene knyttet til dimensjonering av maskinen er i samsvar med dagens teknologi og marked. Det har ...