Institutt for elkraftteknikk
Recent Submissions
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Suitability assessment of high-power energy storage technologies for offshore oil and gas platforms: A life cycle cost perspective
(Peer reviewed; Journal article, 2023)This paper presents a technology suitability assessment (TSA) of high-power energy storage (ES) systems for application in isolated power systems, which is demonstrated through the case of offshore oil and gas platforms ... -
Maximizing self-consumption rates and power quality towards two-stage evaluation for solar energy and shared energy storage empowered microgrids
(Peer reviewed; Journal article, 2022)Substantial penetration levels of intermittent and fluctuated renewable energy resources like PV can cause overcapacity and other operational challenges in the grid. Therefore, energy market actors are directed to the ... -
Optimal and Adaptive Arming of System Protection Schemes
(Doctoral theses at NTNU;2023:437, Doctoral thesis, 2023)A dependable power supply is critical to the well-being of today’s society. According to forecasts, this issue will become increasingly relevant and pose numerous challenges that need to be faced. The energy demand is ... -
Designing climate policy mixes: Analytical and energy system modeling approaches
(Peer reviewed; Journal article, 2023)A matter of debate in climate policy is whether lawmakers should rely on carbon pricing or regulations, such as low-carbon standards, to reach emission reduction goals. Past research showed that pricing is more cost-effective. ... -
Suitability assessment of high-power energy storage technologies for offshore oil and gas platforms: A life cycle cost perspective
(Peer reviewed; Journal article, 2023)This paper presents a technology suitability assessment (TSA) of high-power energy storage (ES) systems for application in isolated power systems, which is demonstrated through the case of offshore oil and gas platforms ... -
Wireless Control of Active Gate Drivers for Silicon Carbide power MOSFETs
(Peer reviewed; Journal article, 2023)Active Gate Drivers (AGDs) enhance controllability and monitoring of switching devices, especially for fast switching Silicon Carbide (SiC) power Metal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs). To support ... -
Implementing LSTM machine learning in long-term hydropower scheduling
(Master thesis, 2023)Energiforbruket øker raskt globalt, og med miljøkrisen erstatter stadig flere mennesker fossile brensler med fornybare energikilder. De nye fornybare energikildene er ikke like fleksible og pålitelige som de gamle fossile ... -
Improved Zone 1 Top-line Tilting Scheme for Polygonal Distance Protection in the Outgoing Line of Type-4 Wind Parks
(Journal article; Peer reviewed, 2023) -
Feasibility of Space Charge Measurements on HVDC Cable Joints: Study Group-IEEE DEIS Technical Committee 'HVDC Cable and Systems:'
(Peer reviewed; Journal article, 2022)This is the first time that the feasibility of space charge measurements on full-sized HVDC cable joints has been explicitly considered. In this article we also consider whether the PEA and TSM techniques could be used. -
Comprehensive Broken Damper Bar Fault Detection of Synchronous Generators
(Peer reviewed; Journal article, 2021)Reliable operation of synchronous generators in hydroelectric power plants is crucial for avoiding unplanned stoppages that can incur substantial costs. The damper winding of salient pole synchronous generators (SPSGs) ... -
An Expeditious Algorithm for Identification and Classification of Rotor Faults in Salient Pole Synchronous Generators
(Peer reviewed; Journal article, 2023)Providing secure electricity depends on the reliable operation of the synchronous generators in power plants. Interturn short-circuit (ITSC) and dynamic eccentricity (DE) faults are among the most prevalent fault types in ... -
Constraint-Driven Deep Learning for N-k Security Constrained Optimal Power Flow
(Master thesis, 2023)The transition to green energy is reshaping the energy landscape, marked by increased integration of renewable energy sources, distributed resources, and the electrification of other energy sectors. These changes challenge ... -
Mitigating Attacks on Artificial Intelligence-based Spectrum Sensing for Cellular Network Signals
(Peer reviewed; Journal article, 2023)Cellular networks (LTE, 5G, and beyond) are dramatically growing with high demand from consumers and more promising than the other wireless networks with advanced telecommunication technologies. The main goal of these ... -
Comparison of Voltage Stability Indices Based on Synchronized PMU Measurements
(Chapter, 2023)The need for reliable information about the status of electrical power systems is an increasingly relevant concern within the current trend of electrification and deployment of power electronics-based devices. In this ... -
Investigations on Secondary Voltage Control for Long-Term Reactive Power Management
(Chapter, 2023)Voltage and reactive power management is a crucial task for system operators worldwide, and particularly in Norway. While manual operations within regional control cen-ters were once the norm, a major shift is currently ... -
On Dynamic Characterization Evaluation and Control of Active Gate Drivers for SiC power MOSFETs
(Doctoral theses at NTNU;2023:388, Doctoral thesis, 2023)Silicon Carbide (SiC) powerMetal-Oxide-Semiconductor Field-Effect Transistors (MOSFETs) bear the potential of revolutionizing power electronic converters in regard to high efficiency, but also high power density converters ... -
Cyber-Security Assessment of Power System Digital Components in the Conditions of Hostilities
(Chapter, 2023)Emergencies, including hostilities, create additional cyber-physical security (CPS) challenges for the operation of digital power system components. This paper showcases the main problems faced by one of the components of ... -
Off-Grid Microgrid Design Consideration for Rural Electrification
(Master thesis, 2023)Denne masteroppgaven har gjort betydelige fremskritt i arbeidet med elektrifisering av rurale områder, spesielt med fokus på design og implementering av mikronett. Hovedbidraget er utviklingen av et allsidig Python-basert ... -
Design of a Power-Dense Aviation Motor With a Low-Loss Superconducting Slotted Armature
(Peer reviewed; Journal article, 2023)This article describes the design and analysis of a 2.5-MW, 5000-rpm electric motor with a slotted armature employing REBCO high-temperature superconductors (HTS). The alternating current and field in the armature induces ... -
A method for generating complete EV charging datasets and analysis of residential charging behaviour in a large Norwegian case study
(Peer reviewed; Journal article, 2023)Electric vehicles (EVs) are part of the solution to achieve global carbon emissions reduction targets, and the number of EVs is increasing worldwide. Increased demand for EV charging can challenge the grid capacity of power ...
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