Browsing NTNU Open by Author "Guidi, Giuseppe"
Now showing items 1-19 of 19
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A Modular Multilevel Interface for Transformerless Grid Integration
Guidi, Giuseppe; D'Arco, Salvatore; Suul, Jon Are Wold; Ryosuke, Iso; Itoh, Jun-Ichi (Chapter, 2019)This paper presents a system configuration for transformer-less grid integration of large-scale charging infrastructures for electric vehicles (EVs) with wireless inductive charging. The proposed configuration relies on a ... -
Autonomous driving of a small-scale electric truck model with dynamic wireless charging
Jon Eivind Stranden (Master thesis, 2019)Automated wireless power transfer can be seen as an enabling technology for autonomous vehicles. At SINTEF Energy Research a 1/14 scale electric truck model [13] had been used for demonstrating such technology. The truck ... -
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 ... -
Control of wireless power transfer systems for marine applications
Paulsen, Lars Jakob (Master thesis, 2016)This report is a master thesis whose purpose is to show the steps in designing a control system used for regulating a system for inductive power transfer (IPT) of marine vessel and offshore applications. The constant ... -
Driver stage implementation with improved turn-on and turn-off delay for wide band gap devices
Spro, Ole Christian; Guidi, Giuseppe; Ljøkelsøy, Kjell; Hernes, Magnar; Midtgård, Ole-Morten; Undeland, Tore Marvin (Chapter, 2018)This paper presents a driver topology intended for WBG devices with the goal of improving the switching performance. In particular, the initial delay time of the switching transient was targeted. In high power and high ... -
Dynamic Wireless Charging of Autonomous Vehicles: Small-scale demonstration of inductive power transfer as an enabling technology for self-sufficient energy supply
Guidi, Giuseppe; Lekkas, Anastasios M.; Stranden, Jon Eivind; Suul, Jon Are Wold (Peer reviewed; Journal article, 2020)Recent developments toward selfdriving cars combined with technology for wireless inductive power transfer can enable electric vehicles that are fully autonomous with respect to operation and energy requirements. Furthermore, ... -
Energy management systems on board of electric vehicles, based on power electronics
Guidi, Giuseppe (Doctoral Theses at NTNU, 1503-8181; 2009:38, Doctoral thesis, 2009)The core of any electric vehicle (EV) is the electric drive train, intended as the energy conversion chain from the energy tank (typically some kind of rechargeable battery) to the electric motor that converts the electrical ... -
Evaluation of Magnetic Leakage Field and the Need for Screening with Respect to Induction Power Transfer (IPT) System
Venvik, Jon-Inge (Master thesis, 2014)This report considers a system for transferring electric power from shore to ships for charging of electrical driven ferries by use of induction power transfer (IPT). The IPT works by leading an alternating current through ... -
Impact on Efficiency of Inductive Battery Charging System by Sub-Resonant Frequency Control during Large Variations in Coupling Conditions
Zhou, Jiayu; Guidi, Giuseppe; Suul, Jon Are Wold (Chapter, 2020)This paper presents a detailed analysis of power transfer efficiency for inductive battery charging systems designed for sub-resonant frequency control during large variations in coupling conditions. It is first demonstrated ... -
Improved SiC MOSFET SPICE model to avoid convergence errors
Hove, Håvard Lefdal; Spro, Ole Christian; Guidi, Giuseppe; Peftitsis, Dimosthenis (Peer reviewed; Journal article, 2020)This paper presents improvements to a SPICE model for a commercially available SiC MOSFET to avoid convergence errors while still providing reliable simulation results. Functionality in the internal part of the model that ... -
Load Balancing of a Modular Multilevel Grid Interface Converter for Transformer-Less Large-Scale Wireless Electric Vehicle Charging Infrastructure
Guidi, Giuseppe; D'Arco, Salvatore; Nishikawa, Koudai; Suul, Jon Are Wold (Peer reviewed; Journal article, 2020)This paper analyses the requirements for load balancing of a new transformer-less grid interface topology for large-scale electric vehicle (EV) charging infrastructures. The proposed configuration utilizes a Modular ... -
Minimization of dead time effect on bridge converter output voltage quality by use of advanced gate drivers
Hove, Håvard Lefdal; Spro, Ole Christian; Peftitsis, Dimosthenis; Guidi, Giuseppe; Ljøkelsøy, Kjell (Chapter, 2019)This paper presents a voltage-controlled multistage gate driver topology for delay time minimization that improves the converter output voltage quality while supplying a motor load. Three gate driver topologies for SiC ... -
Minimizing Converter Requirements of Inductive Power Transfer Systems With Constant Voltage Load and Variable Coupling Conditions
Guidi, Giuseppe; Suul, Jon Are Wold (Journal article; Peer reviewed, 2016)This paper proposes a combined design and control method for inductive power transfer systems that eliminates the need for overrating the converters in applications where the coupling conditions vary significantly during ... -
Modeling, analysis and control of wireless inductive power transfer system with constant voltage load designed for large variations in the magnetic coupling conditions
Torsgård, Ernst (Master thesis, 2019)Konseptet induktiv kraftoverføring har blitt en verdifull teknologi i mange applikasjoner, alt fra fra laveffekts transkutan ladning av biomedisinske implantater til høyeffekts trådløs lading av elektriske fremkomstmidler. ... -
Operation of a mudular multilevel converter controlled as a Virtual synchronous machine
D'Arco, Salvatore; Guidi, Giuseppe; Suul, Jon Are Wold (Chapter, 2018)Modular multilevel converters (MMC) have been a research focus in high-voltage power conversion, covering modulation techniques, capacitor voltage balancing and circulating current control. In this paper, a control method ... -
Optimized Allocation of Loads in MMC-based Electric Vehicle Charging Infrastructure
Gümrükcü, Erdem; Ponci, Ferdinanda; Monti, Antonello; Guidi, Giuseppe; D'Arco, Salvatore; Suul, Jon Are Wold (Chapter, 2020)Utilization of the modular multilevel converter (MMC) topology can enable transformer-less interfacing between electric vehicle (EV) charging infrastructure and the power distribution grid. Such configurations are claimed ... -
Small-Signal State-Space Analysis of Inductive Battery Charging System in Off-Resonant Operation
Torsgård, Ernst; Guidi, Giuseppe; Suul, Jon Are Wold (Chapter, 2019)This paper analyses the small-signal dynamics of a series-series compensated inductive charging system with a passive diode rectifier interfaced directly to a battery on the receiving side. The analyzed system is designed ... -
Transient Control of Dynamic Inductive EV Charging and Impact on Energy Efficiency when Passing a Roadside Coil Section
Guidi, Giuseppe; Suul, Jon Are Wold (Chapter, 2018)This paper discusses the transient control of a system for dynamic inductive power transfer to an electric vehicle when passing a road-side coil section. A series-series-compensated topology with minimum number of passive ... -
Virtual synchronous machine-based control of a single-phase bi-directional battery charger for providing vehicle-to-grid services
Suul, Jon Are Wold; D'Arco, Salvatore; Guidi, Giuseppe (Journal article; Peer reviewed, 2016)This paper presents a single-phase Virtual Synchronous Machine (VSM) and its possible application for providing Vehicle-to-Grid (V2G) services from domestic battery chargers of Electric Vehicles (EVs). In a VSM, the power ...