Blar i Institutt for elkraftteknikk på tittel
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Accelerating electric vehicle charging investments: A real options approach to policy design
(Peer reviewed; Journal article, 2023)Replacing conventional cars and trucks with battery electric vehicles requires a rapid expansion of fast-charging infrastructure. However, private sector charging infrastructure investments are delayed by unfavorable project ... -
Accessing Flexibility in Batteries Through a Local Flexibility Market
(Master thesis, 2022)Netteieren, eller distribusjonssystemoperatøren, er ansvarlig for å operere og vedlikeholde distribusjonsnettet. I forskrift om leveringskvalitet er det fastsatt at det er netteieren som er ansvarlig for å opprettholde ... -
Accounting for reserve capacity activation when scheduling a hydropower dominated system
(Journal article; Peer reviewed, 2020)As the penetration of variable renewable power generation increases in power systems around the world, system security is challenged. It is crucial to coordinate the available flexible generating resources, such as hydropower, ... -
Accuracy Analysis of a Dynamic State Estimator with a Hardware in the Loop Approach
(IEEE Belgrade PowerTech;2023, Chapter, 2023)State estimation is critical for the monitoring and control of power systems. The conventional approach for state estimation is based on quasi static models for the power systems and as such neglects relevant dynamic ... -
Achieving Enhanced Phasor POD Performance by Introducing a Control-Input Model
(Chapter, 2023)In this paper, an enhancement to the well known Phasor Power Oscillation Damper is proposed, aiming to improve its performance. Fundamental to the functioning of this controller is the estimation of a phasor representing ... -
Activating the potential of decentralized flexibility and energy resources to increase the EV hosting capacity: A case study of a multi-stakeholder local electricity system in Norway
(Peer reviewed; Journal article, 2021)The increasing amount of flexible load in the energy system represents both a challenge and an opportunity. One primary source of load growth is the electrification of the transport sector and the subsequent charging of ... -
Activation Optimization and Congestion Management in the European Balancing Energy Market
(Doctoral theses at NTNU;2019:313, Doctoral thesis, 2019)At the heart of the electricity system, a System Operator (referred to as Transmission System Operator (TSO) in Europe) faces the crucial task of coordinating the continuous balance between generation and consumption. Using ... -
Active Compensation of Unbalanced Load Currents in Grid Connected Voltage Source Converters
(Chapter, 2019)For a 2-level 3-phase voltage source converter connected to the grid, it should be capable of supporting the grid with maximum possible active and reactive power during balanced and unbalanced load condition. This paper ... -
Active Control of Reactive Power in a Modern Electrical Rail Vehicle
(Master thesis, 2011)Modern electrical rail vehicles employ four-quadrant voltage source converters, which allow independent control of real and reactive power. This thesis focuses the control of reactive power at the vehicle regarding load ... -
Active Filter Capability of a Voltage Source Inverter in Marine Applications
(Master thesis, 2017)This thesis is centered around the possibilities of utilizing the active filter capability of a Voltage Source Inverter (VSI) to mitigate harmonic distortion in a marine power system. Hotel loads in marine vessels ... -
Active Front End Converter Used in Adjustable Speed Hydro
(Master thesis, 2019)A consistent part of the research in the hydropower field in Norway is being done at NTNU. The Faculty of Information Technology and Electrical Engineering is an active player in this research through the Department of ... -
Active Front End Converter with Virtual Damping and Inertia
(Master thesis, 2022)Nylig har kraftnettverk utviklet seg fra synkrone maskinbaserte systemer til omformer-kontrollsystemer, med en høy spredning av fornybare energikilder (RES) som vind- og solcellekilder. Dagens RESs-enheter utgjør en betydelig ... -
Active Front End Converter with Virtual Damping and Inertia
(Master thesis, 2022)Nylig har kraftnettverk utviklet seg fra synkrone maskinbaserte systemer til omformer-kontrollsystemer, med en høy spredning av fornybare energikilder (RES) som vind- og solcellekilder. Dagens RESs-enheter utgjør en betydelig ... -
Active Harmonics Filtering of Distributed AC System
(Master thesis, 2012)The tendency of connecting the Power Electronic loads and distributed power plants through Power Electronic converters is increasing day by day. These Power Electronic converters and loads are the sources of harmonics and ... -
Active NPC Converter for Variable Speed Operation of Pumped Storage Hydropower Plant
(Chapter, 2020)This paper discusses the full size Active Neutral Point Clamped (ANPC) Converter for large scale (100 MW, 13-15 kV) synchronous machine in a pumped storage hydropower application to enable the variable speed operation. ... -
Active Power Filter Pre-Selection Tool to Enhance the Power Quality in Oil and Gas Platforms
(Peer reviewed; Journal article, 2021)This paper proposes a preliminary design tool for active power filters’ (APFs) solutions to be applied in offshore oil and gas platforms, where power quality indices are typically low, and reactive power compensation and ... -
Adaptive Control of HVDC Transmission Systems -- Designing a stability-preserving energy-balancing outer loop
(Master thesis, 2021)The large-scale introduction of offshore renewable generation will indeed require a multi-terminal HVDC transmission system—based on voltage source (power) converters—in order to efficiently transfer the offshore power to ... -
An Adaptive Current-Source Gate Driver for High-Voltage SiC MOSFETs
(Peer reviewed; Journal article, 2022)This paper presents a novel current-source gate driver for Silicon Carbide (SiC) metal oxide semiconductor field-effect transistors (MOSFETs) with adaptive functionalities. The proposed driver aims to decouple and improve ... -
Adaptive Neural Network-based PSS Designs for Modern Power Systems
(Master thesis, 2020)Når andelen av fornybar energi i et kraftsystem øker, endres systemets egenskaper på en merkbar måte. Fornybare energikilder som solcelleanlegg og vindturbiner skaper mer hyppige forstyrrelser, men bidrar ikke til å ...