Browsing SINTEF Open by Author "D'Arco, Salvatore"
Now showing items 21-40 of 57
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Frequency-dependent cable modelling for small-signal stability analysis of VSC-HVDC systems
Beerten, Jef; D'Arco, Salvatore; Suul, Jon Are Wold (Journal article; Peer reviewed, 2016)State-of-the-art time-domain models of power cables account for the frequency dependency of physical parameters to enable accurate transient simulations of high-voltage transmission schemes. Owing to their formulation, ... -
Generalized Voltage-based State-Space Modelling of Modular Multilevel Converters with Constant Equilibrium in Steady State
Bergna-Diaz, Gilbert; Freytes, Julian; Guillaud, Xavier; D'Arco, Salvatore; Suul, Jon Are Wold (Journal article; Peer reviewed, 2018)Abstract: This paper demonstrates that the sum and difference of the upper and lower arm voltages are suitable variables for deriving a generalized state-space model of an MMC which settles at a constant equilibrium in ... -
Identification and Small-Signal Analysis of Interaction Modes in VSC MTDC Systems
Beerten, Jef; D'Arco, Salvatore; Suul, Jon Are Wold (Journal article; Peer reviewed, 2016)Email Print Request Permissions In this paper, a methodology is presented to identify and analyse interaction modes between converters in Voltage Source Converter Multi-Terminal High Voltage Direct Current (VSC MTDC) ... -
Impact on Power System Frequency Dynamics from an HVDC Transmission System With Converter Stations Controlled as Virtual Synchronous Machines
Palombi, Francesco; Piegari, Luigi; D'Arco, Salvatore; Endegnanew, Atsede Gualu; Suul, Jon Are Wold (Chapter; Peer reviewed, 2019) -
Improving the Power Reference Tracking of Virtual Synchronous Machines by Feed-Forward Control
D'Arco, Salvatore; Suul, Jon Are Wold (Chapter; Peer reviewed, 2021)This paper presents a feed-forward control method for improving the power reference tracking performance of Virtual Synchronous Machines (VSMs) without compromising their main features in terms of grid forming capability ... -
Interoperability of Modular Multilevel Converters and 2-level Voltage Source Converters in a Laboratory-Scale Multi-Terminal DC Grid
D'Arco, Salvatore; Endegnanew, Atsede Gualu; Guidi, Giuseppe; Suul, Jon Are Wold (Chapter; Peer reviewed, 2018)The prospect of future multivendor HVDC systems has led to concerns about interoperability between converter terminals based on different technologies. This paper investigates the interoperability of converter terminals ... -
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 ... -
Locating Generators Causing Forced Oscillations Based on System Identification Techniques
Duong, Dinh Thuc; D'Arco, Salvatore (Chapter; Peer reviewed, 2020)This paper presents a method to locate the source of forced oscillations in power grids caused by maloperation of turbine-governor systems. The transfer function between the grid frequency and the output active power is ... -
A Modular Approach to Large-Signal Modeling of an Interconnected AC/MTDC System
Susuki, Yoshihiko; Kawamoto, Naoki; Ohashi, Yusuke; Ishigame, Atsushi; Funaki, Tsuyoshi; D'Arco, Salvatore (Chapter; Peer reviewed, 2020)The so-called modular modeling of interconnected AC/MTDC (Multi-Terminal DC) systems aids their synthesis and analysis by decomposing it into structural modules (e.g. voltage-source converter, synchronous generator, AC ... -
Online Parameter Adjustment Method for Arm Voltage Estimation of the Modular Multilevel Converter
Taffese, Abel Assegid; de Jong, Erik; D'Arco, Salvatore; Tedeschi, Elisabetta (Journal article; Peer reviewed, 2019)The method used to calculate insertion indexes plays an important role in determining the overall performance of the Modular Multilevel Converter (MMC). Direct voltage control, which is the simplest option, results in a ... -
Open access simulation toolbox for the grid connection of offshore wind farms using multi-terminal HVDC networks
Ugalde-Loo, Carlos Ernesto; Adeuyi, Oluwole Daniel; Wang, Sheng; Liang, Jun; Jenkins, Nick E.; Ceballos, Salvador J.; Santos, Mario G.; Vidaurrazaga, I.; D'Arco, Salvatore; Bergna Diaz, Gilbert; Barenys, Marta; Parker, Max Alexander; Finney, Stephen Jon; Gatti, Antonio; Pitto, Andrea; Rapizza, Marco; Cirio, Diego; Lund, Per E.; Castro, A.; Azpiri, I. (Chapter; Peer reviewed, 2017)Decarbonisation of the European electricity system can become dauntingly costly due to transmission and distribution network issues arising from the integration of intermittent renewable generation sources. It is expected ... -
An Open-Source Many-Scenario Approach for Power System Dynamic Simulation on HPC Clusters
Zhang, Junjie; Razik, Lukas; Jakobsen, Sigurd Hofsmo; D'Arco, Salvatore; Benigni, Andrea (Peer reviewed; Journal article, 2021)In this paper we introduce an approach to accelerate many-scenario (i.e., hundreds to thousands) power system simulations which is based on a highly scalable and flexible open-source software environment. In this approach, ... -
Operation of a mudular multilevel converter controlled as a Virtual synchronous machine
D'Arco, Salvatore; Guidi, Giuseppe; Suul, Jon Are Wold (Chapter; Peer reviewed, 2018) -
P-HiL Evaluation of Virtual Inertia Support to the Nordic Power System by an HVDC Terminal
D'Arco, Salvatore; Duong, Dinh Thuc; Suul, Jon Are Wold (Chapter; Peer reviewed, 2020)This paper provides an assessment of the effect from virtual inertia provided by an HVDC converter terminal on the Nordic power system. The analysis is based on results from Power-Hardware-in-the-Loop (P-HiL) tests with a ... -
Phase Angle Feed-Forward Control for Improving the Power Reference Tracking of Virtual Synchronous Machines
D'Arco, Salvatore; Suul, Jon Are Wold (Peer reviewed; Journal article, 2023)A method for improving the power reference tracking capability of Virtual Synchronous Machines (VSM) by phase angle feed-forward (PAFF) control is proposed in this paper. The presented implementation includes compensation ... -
Placement of virtual inertia from HVDC terminals based on a frequency deviation index
Garcia Rosa, Paula Bastos; D'Arco, Salvatore; Suul, Jon Are Wold (Chapter; Peer reviewed, 2021)This paper presents an approach for assessing the most suitable locations to provide virtual inertia by HVDC converters. A frequency deviation index quantifying the maximum distance in Hz from each bus in the power system ... -
Polynomial Fitting of Operating Point Dependency in Small-Signal State-Space Models for Power Electronic Converters
Reis, Lisa; Smith, Andrew MacMillan; D'Arco, Salvatore; Suul, Jon Are Wold (Chapter; Peer reviewed, 2023)This paper presents an approach for representing nonlinear operating point dependencies in small-signal state-space modelling of power electronic converters. The intended application is for unifying a set of small-signal ... -
Post-primary voltage control using optimal power flow for loss minimization within web-of-cells concept
Degefa, Merkebu Zenebe; D'Arco, Salvatore; Morch, Andrei Z; Mavrogenou, Kyriaki; Hatziargyriou, Nikos; Merino, Julia (Chapter; Peer reviewed, 2017)This paper presents the decentralized Post-Primary Voltage Control (PPVC) scheme which is introduced within the Web-of-Cells (WoC) concept in the ELECTRA IRP project. The PPVC improves the traditionally known secondary and ... -
Power hardware-in-the-loop validation of post-primary voltage control scheme
Degefa, Merkebu Zenebe; D'Arco, Salvatore; Morch, Andrei Z; Endegnanew, Atsede Gualu (Chapter; Peer reviewed, 2017)The concept and experimental validation process of the Web-of-Cells (WoC) based Post-Primary Voltage Control (PPVC) developed in EU FP7 project ELECTRA IRP is presented in this paper. The main objective of PPVC is to provide ... -
Power oscillation damping method suitable for network reconfigurations based on converter interfaced generation and combined use of active and reactive powers
Jankovic, Njegos; Roldan-Perez, Javier; Prodanovic, Milan; Suul, Jon Are Wold; D'Arco, Salvatore; Rodriguez, Luis Rouco (Peer reviewed; Journal article, 2023)Power system stabilisers (PSSs) are commonly used in synchronous generators for damping low-frequency oscillations. However, many of these machines have been replaced by converter-interfaced generators (CIGs), such as those ...