Browsing Fakultet for informasjonsteknologi og elektroteknikk (IE) by Journals "Energies"
Now showing items 1-20 of 57
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A Review of Systems and Technologies for Smart Homes and Smart Grids
(Journal article; Peer reviewed, 2016)In the actual era of smart homes and smart grids, advanced technological systems that allow the automation of domestic tasks are developing rapidly. There are numerous technologies and applications that can be installed ... -
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 ... -
Aggregation Methods for modelling hydropower and its implications for a highly decarbonised energy system in Europe
(Journal article; Peer reviewed, 2017)Given the pursuit of long-term decarbonisation targets, future power systems face the task of integrating the renewable power and providing flexible backup production capacity. Due to its general ability to be dispatched, ... -
An Integrated Assessment of the Environmental and Economic Impact of Offshore Oil Platform Electrification
(Journal article; Peer reviewed, 2019)Electrification of offshore oil and gas installations on the Norwegian continental shelf is one of several options to decrease the CO2 emitted from these installations. However, there is an ongoing debate regarding how the ... -
Arm Power Control of the Modular Multilevel Converter in Photovoltaic Applications
(Journal article; Peer reviewed, 2019)In this paper, a control method is proposed that allows the extraction of maximum power from each individual photovoltaic string connected to the Modular Multilevel Converter (MMC) and inject balanced power to the AC grid. ... -
AWEbox: An Optimal Control Framework for Single- and Multi-Aircraft Airborne Wind Energy Systems
(Peer reviewed; Journal article, 2023)In this paper, we present AWEbox, a Python toolbox for modeling and optimal control of multi-aircraft systems for airborne wind energy (AWE). AWEbox provides an implementation of optimization-friendly multi-aircraft AWE ... -
Breakdown at Multiple Protrusions in SF6 and CO2
(Peer reviewed; Journal article, 2020)The electric breakdown at single and multiple protrusions in SF6 and CO2 is investigated at 0.4 and 0.6 MPa, respectively. Additionally, the breakdown fields at rough surfaces of two different areas were determined. From ... -
The Carbon Footprint of Electrified City Buses: A Case Study in Trondheim, Norway
(Peer reviewed; Journal article, 2021)In August 2019, a new bus fleet of 36 electric and 58 hybrid buses were implemented in Trondheim, Norway. This paper examines the carbon footprint of electrified city buses, by addressing the achieved and potential reduction ... -
Challenges in all-dc offshore wind power plants
(Peer reviewed; Journal article, 2021)As the size and distance from shore of new offshore wind power plants (OWPPs) increase, connection to shore using high-voltage (HV) direct-current (DC) technology becomes more cost-effective. Currently, every offshore wind ... -
Co-Simulation of Smart Distribution Network Fault Management and Reconfiguration with LTE Communication
(Journal article; Peer reviewed, 2018)Transition towards a smart grid requires network modernization based on the deployment of information and communication technologies for managing network operation and coordinating distributed energy resources in distribution ... -
Considerations on Combining Unfolding Inverters with Partial Power Regulators in Battery–Grid Interface Converters
(Peer reviewed; Journal article, 2024)The application of electrochemical cells as a source unit of electrical energy is rapidly growing—used in electric vehicles and other electric mobility devices, as well as in energy supply systems—as energy storage, often ... -
Current Trends for State-of-Charge (SoC) Estimation in Lithium-Ion Battery Electric Vehicles
(Peer reviewed; Journal article, 2021)Energy storage systems (ESSs) are critically important for the future of electric vehicles. Despite this, the safety and management of ESSs require improvement. Battery management systems (BMSs) are vital components in ESS ... -
Current-Based Coordination of Distributed Energy Resources in a Grid-Connected Low-Voltage Microgrid: An Experimental Validation of Adverse Operational Scenarios
(Peer reviewed; Journal article, 2022)Low-voltage grid-connected microgrids rely on the exploitation of inverter-interfaced distributed energy resources (DERs) in order to feed loads and to achieve bidirectional power flow controllability at their point of ... -
DC Current Interruption Based on Vacuum Arc Impacted by Ultra-Fast Transverse Magnetic Field
(Peer reviewed; Journal article, 2020)In this paper, the effect of an external ultrafast transverse magnetic field (UFTMF) on a vacuum arc in the diffused mode has been studied. According to the results of studies, a novel approach for making a zero-crossing ... -
Designing the Business Ecosystem of a Decentralised Energy Datahub
(Peer reviewed; Journal article, 2022)Datahubs step forth as convenient test beds for innovative solutions to create value from the energy data. There are numerous pilots and early trials for establishing energy Datahubs, especially in northern Europe. These ... -
Dielectric Strength of Polymeric Solid–Solid Interfaces under Dry-Mate and Wet-Mate Conditions
(Peer reviewed; Journal article, 2021)One of the most important causes of insulation system failure is the breakdown of the interface between two solid dielectrics; understanding the mechanisms governing this breakdown phenomenon is therefore critical. To that ... -
Dynamic Capabilities in Electrical Energy Digitalization: A Case from the Norwegian Ecosystem
(Peer reviewed; Journal article, 2022)This paper aims to identify the dynamic capabilities required for electrical energy service providers to transform toward a digital and platform-based business models in the context of the current energy transition. The ... -
Effects of Fast Elongation on Switching Arcs Characteristics in Fast Air Switches
(Journal article; Peer reviewed, 2020)This paper is devoted to investigating the effects of high-speed elongation of arcs inside ultra-fast switches (ucontact≈ 5–80 m/s), through a 2-D time-dependent model, in Cartesian coordinates. Two air arcs in series, one ... -
Efficiency Evaluation of the Dual System Power Inverter for On-Grid Photovoltaic System
(Peer reviewed; Journal article, 2022)The implementation of a dual electric system that is capable of operating with either constant current and variable voltage, or constant voltage and variable current appliances, is one of the possible options to solve ... -
An Efficient Non-Inverting Buck-Boost Converter with Improved Step Up/Down Ability
(Peer reviewed; Journal article, 2022)In this article, a new non-inverting buck-boost converter with superior characteristics in both bucking and boosting is presented. The proposed converter has some distinct features, such as high step-up/-down ability and ...