Review of MVDC applications, technologies, and future prospects

S Coffey, V Timmers, R Li, G Wu, A Egea-Àlvarez - Energies, 2021‏ - mdpi.com
This paper presents a complete review of MVDC applications and their required
technologies. Four main MVDC applications were investigated: rail, shipboard systems …

Advanced vector control for voltage source converters connected to weak grids

A Egea-Alvarez, S Fekriasl, F Hassan… - … on Power Systems, 2015‏ - ieeexplore.ieee.org
This paper addresses an advanced vector current control for a voltage source converter
(VSC) connected to a weak grid. The proposed control methodology permits high …

Modeling and analysis approaches for small‐signal stability assessment of power‐electronic‐dominated systems

M Cheah‐Mane, A Egea‐Alvarez… - Wiley …, 2023‏ - Wiley Online Library
The stability, operation, and control of power networks have been challenged due to the
increased penetration of power electronic converters. New instability phenomena have …

Voltage control of multiterminal VSC-HVDC transmission systems for offshore wind power plants: Design and implementation in a scaled platform

A Egea-Alvarez, F Bianchi… - IEEE Transactions …, 2012‏ - ieeexplore.ieee.org
This paper deals with multiterminal voltage source converter (VSC) HVDC transmission
systems for the connection of offshore wind power plants to the main land ac grid. A droop …

Control and power balancing of an off-grid wind turbine with co-located electrolyzer

V Timmers, A Egea-Àlvarez… - IEEE Transactions on …, 2024‏ - ieeexplore.ieee.org
Co-locating electrolyzers and offshore wind can significantly reduce the cost of green
hydrogen. However, without a grid connection, a new control paradigm is required for the …

Analysis of MMC energy-based control structures for VSC-HVDC links

E Sánchez-Sánchez, E Prieto-Araujo… - IEEE journal of …, 2018‏ - ieeexplore.ieee.org
An analysis of control structures for modular multilevel converters (MMCs) used in high-
voltage direct current (HVDC) applications is addressed. In particular, this paper focuses on …

Hierarchical power control of multiterminal HVDC grids

A Egea-Alvarez, J Beerten, D Van Hertem… - Electric Power Systems …, 2015‏ - Elsevier
This article introduces a hierarchical power control structure for Multi-terminal High Voltage
Direct Current (MT-HVDC) systems. The presented hierarchy is similar to the control …

Performance of PI controller for control of active and reactive power in DFIG operating in a grid-connected variable speed wind energy conversion system

A Tamaarat, A Benakcha - Frontiers in Energy, 2014‏ - Springer
Due to several factors, wind energy becomes an essential type of electricity generation. The
share of this type of energy in the network is becoming increasingly important. The objective …

[HTML][HTML] Performance of an electrical distribution network with Soft Open Point during a grid side AC fault

A Aithal, G Li, J Wu, J Yu - Applied Energy, 2018‏ - Elsevier
Abstract Soft Open Point (SOP) is a power electronic device installed in place of normally
open points in electrical distribution networks. This paper investigates the dynamic …

[HTML][HTML] Enhancing the AC network stability with a grid-forming control for single-stage PV inverter

J Girona-Badia, VA Lacerda, E Prieto-Araujo… - Electric Power Systems …, 2024‏ - Elsevier
This article proposes a PLL-less grid-forming (GFor) control for a PV central power plant
topology designed to maintain the DC voltage and improve the AC voltage stability. The PV …