Browsing NTNU Open by Author "Tedeschi, Elisabetta"
Now showing items 1-20 of 121
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A control scheme for utilizing energy storage of the modular multilevel converter for power oscillation damping
Taffese, Abel Assegid; Tedeschi, Elisabetta; de Jong, Erik (Chapter, 2017)This paper presents a control scheme that utilizes energy storage of the Modular Multilevel Converter (MMC) for Power Oscillation Damping (POD) service. Such a service is used to enhance grid stability by providing damping ... -
A DC-Grid Proposal for Deep Sea Mining Focusing on Power Quality Aspects
dos Santos Silva, Diogo (Master thesis, 2019)Over the last years, DC grids have become a significant trend topic as a solution for better power distribution systems reducing losses and increasing the efficiency significantly. The technology of HVDC transmission is a ... -
A Guideline for employing PSIM on power converter Applications: Prototyping and educational tool
Alonso, A; Marafao, F P; Brandao, Danilo; Tedeschi, Elisabetta; Guerreiro, J F (Chapter, 2017)Fast prototyping tools for power electronics and control systems are becoming handful players on effortlessly translating computer simulated results into real experimental validations, not abdicating reliability. Among ... -
A Study of Deep Sea Mining Electrical Power System Topologies
Williksen, Fredrik Sigmund Qvigstad (Master thesis, 2017)Deep sea mining (DSM) is an emerging technology. The ever-increasing world-wide need for minerals in growing markets and industries of developing countries has made DSM financially reasonable. As there are few known system ... -
Active Filter Capability of a Voltage Source Inverter in Marine Applications
Flatjord, Vegard Moritsgård (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 Power Filter Pre-Selection Tool to Enhance the Power Quality in Oil and Gas Platforms
Vitoi, Lais; Brandao, Danilo; Tedeschi, Elisabetta (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 ... -
Allocation of Spinning Reserves in Autonomous Grids Considering Frequency Stability Constraints and Short-Term Solar Power Variations
Alves, Erick Fernando; Polleux, Louis; Guerassimoff, Gilles; Korpås, Magnus; Tedeschi, Elisabetta (Peer reviewed; Journal article, 2023)Low-inertia, isolated power systems face the problem of resiliency to active power variations. The integration of variable renewable energy sources, such as wind and solar photovoltaic, pushes the boundaries of this issue ... -
An Approach for Small Scale Power Hardware in the Loop Emulation of HVDC Cables
Sanchez Acevedo, Santiago; D'Arco, Salvatore; Holdyk, Andrzej; Tedeschi, Elisabetta (Chapter, 2018)Long HVDC cables are difficult to emulate in laboratory settings due their complex behaviour and fast transient response. This paper presents the methodology for the design and the laboratory implementation of a HVDC cable ... -
Analysis of Micro Hydropower Plant Connected to Microgrid in Island Mode Operation Consisting of Pump-as-Turbine, Self-Excited Induction Generator and Induction Generator Controller
Mo, Ragnhild Petterteig (Master thesis, 2020)Målet med denne masteroppgaven har vært å analysere et billig, robust og enkelt mikro-vannkraftverk bestående av en pumpe-som-turbin (PAT), en egenmagnetisert asynkrongenerator (SEIG) og en asynkrongenerator-kontroller ... -
Application of Virtual Synchronous Machines for Integration of Offshore Wind Turbines into the Power System of Offshore Oil and Gas Platforms
Mathisen, Eivind Risan (Master thesis, 2016)This thesis addresses the technology known as "Virtual Synchronous Machines" and studies an application where it is used to integrate offshore wind turbines into the power systems of oil and gas platforms. The virtual ... -
Arm Voltage Estimation Method for Compensated Modulation of Modular Multilevel Converters
Taffese, Abel Assegid; Tedeschi, Elisabetta; de Jong, Erik (Chapter, 2017)The Modular Multilevel Converter (MMC), being a complex system, requires a number of controllers to function properly. These range from low level switching pattern generation to high level control loops. Among these ... -
Battery Based Energy Storage Emulation in Low Voltage Grids
Sagatun, Nora Plassbak (Master thesis, 2019)Det elektriske nettet er i ferd med å moderniseres betydelig. En av de mest vesentlige trendene som kan modernisere kraftnettet er økt penetrasjon av distribuerte energiressurser. Distribuert generasjon forårsaker bidireksjonal ... -
Battery inductive charging for electrical mobility applications
Tjønn, Bergljot (Master thesis, 2015)This report is a master thesis at the Department of Electrical Engineering at the Norwegian University of Science and Technology (NTNU). The purpose of the thesis was to find a control system used for regulating a system ... -
Cable Selection Considerations for Subsea Vehicles
Nejati Fard, Razieh; Eidsvik, Ole Alexander; Tedeschi, Elisabetta; Schjølberg, Ingrid (Chapter, 2018)The aim of this paper is to present a methodology for selecting proper voltage level and power cables as a part of the AC distribution system design for subsea vehicles, such as Remotely Operated Vehicles, seafloor trenchers ... -
Challenges in all-dc offshore wind power plants
Follo, Alessandra; Saborío-Romano, Oscar; Tedeschi, Elisabetta; Cutululis, Nicolaos A. (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 ... -
Challenges of the future Danish energy scenario with 50 % wind integration and how electric vehicles adaptive charging can help to mitigate.
Sanchez Garcia, Adrian (Master thesis, 2015)Denmark aims for a 50% wind integration in 2020. In the current scenario, where wind represents around 34% of domestic consumption, mothballing of conventional power plants and heavy dependency in interconnection lines is ... -
Comparative Evaluation of AC and DC Power Distribution Systems for Underwater Vehicles Based on Multiobjective Optimization Techniques
Le, Hoai Nam; Tedeschi, Elisabetta (Peer reviewed; Journal article, 2020)This paper presents a multiobjective optimization technique for the submarine cables of high-power remotely operated vehicles (ROVs). A detailed design flowchart with integrated electrical and mechanical designs of the ROV ... -
Comparison of Offline, Real-Time Models and Hardware-In-the-Loop Test Results of a Power Take-Off for Wave Energy Applications
Alves, Erick Fernando; Mudigonda, Bhavana; Tedeschi, Elisabetta (Peer reviewed; Journal article, 2022)The power take-off (PTO) of a wave energy converter (WEC) converts mechanical power extracted from the waves into electrical power. Increasing PTO performance under several operational conditions is therefore essential to ... -
Compenscão distribuída de harmônicos em microrredes monofãsicas de baixa Tensâo
Alonso, Augusto; Marafao, Fernando Pinhabel; Brandao, Danilo Iglesias; Tedeschi, Elisabetta (Journal article, 2019)Inversores multifuncionais têm se tornado uma alternativa promissora em aplicações relacionadas à melhoria de qualidade de energia em microrredes, especialmente devido à capacidade de prover serviços auxiliares, tal como ... -
Considerations on Communication Infrastructures for Cooperative Operation of Smart Inverters
Dos Santos Alonso, Augusto Matheus; Afonso, Leonardo Carlos; Brandao, Danilo Iglesias; Tedeschi, Elisabetta; Marafao, Fernando Pinhabel (Chapter, 2019)The presence of distributed generation systems spread over low-voltage electrical networks is boosting the development of control methodologies aiming at coordinating and cooperatively managing the existing smart inverters. ...