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Review of multiport power converters for distribution network applications
(2024-10-01)
Article
Open AccessMultiport power converters integrate three or more energy devices into a single (potentially highly controllable and efficient) hub. These characteristics suggest that multiport power converters may be valuable for the ... -
Detection of abnormal photovoltaic systems’ operation with minimum data requirements based on Recursive Least Squares algorithms
(2024-05)
Article
Open AccessIn the last years, the massive deployment of new photovoltaic (PV) power plants has launched the connection of PV inverters to the electrical network. A single medium-sized ground-mounted PV plant may have thousands of ... -
Detection of abnormal operation of PV inverters based on regressive prediction models with recursive least squares training
(Institute of Electrical and Electronics Engineers (IEEE), 2024-01-01)
Article
Open AccessThe large scale integration of photovoltaic (PV) power plants has launched the massive deployment of PV inverters. In fact, just a single multi-MW PV plant may have thousands of them, which can be also found isolated in ... -
Control of a three-phase active transformer integrating energy storage
(2023-06-12)
Article
Open AccessThe high penetration of distributed energy sources is changing the paradigm of electrical networks control and management. Nowadays, power conversion systems associated to green energy plants are not only required to deliver ... -
Grid-forming controller based on virtual admittance for power converters working in weak grids
(Institute of Electrical and Electronics Engineers (IEEE), 2023-07)
Article
Open AccessThe high penetration of distributed energy resources, based on power electronics, is giving rise to stability issues in the electrical network, as initially those plants were not required to provide either voltage or ... -
External inertia emulation controller for grid-following power converter
(2021)
Article
Open AccessThe advent of renewable energy has posed difficulties in the operation of power systems whose net inertia is becoming critically low. To face such challenges, grid-forming power has been one of the potential solutions ... -
Multi-rotor virtual machine for grid-forming converter to damp sub-synchronous resonances
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Article
Open AccessGrid-forming power converters (GFMC) have been widely adopted in power systems as an attractive solution against the challenges imposed by the ever-increasing penetration of renewables. Despite its versatility, GFMC is ... -
Enhanced performance controller for high power wind converters connected to weak grids
(2020-04-02)
Article
Open AccessThis study proposes a control scheme for high power grid-connected wind power converters, which is oriented to enhance their performance when connected to weak grids with low short circuit ratio. The proposed controller ... -
Design of controller for virtual synchronous power plant
(2021-01-01)
Article
Open AccessThe increasing participation of renewables in power systems has forced system operators to strengthen grid codes requiring renewable power plants (RPPs) to provide fast frequency support such as inertia response and power ... -
Quadrature voltage compensation in the isolated multi-modular converter
(2021-02-01)
Article
Open AccessSeries connections of modules in cascaded multilevel converters are prone to power imbalances due to voltage differences on their DC side. When modules are connected to direct current (DC) sources, such as photovoltaic ... -
Control and validation of a reinforced power conversion system for upcoming bioelectrochemical power to gas stations
(2021-06-18)
Article
Open AccessThis paper presents a proposal for potential bioelectrochemical power to gas stations. It consists of a two-level voltage source converter interfacing the electrical grid on the AC side and an electromethanogenesis based ... -
AI-based damping of electromechanical oscillations by using grid-connected converter
(2021-03-05)
Article
Open AccessThe proliferation of grid-connected converter interfaced energy sources in Smart Grids, enhance sustainability and efficiency as well as minimizing power losses and costs. However, concerns arise regarding the stability ...