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Generalized multivariable grid-forming control design for power converters
(2022-03-22)
Article
Open AccessThe grid-forming converter is an important unit in the future power system with more inverter-interfaced generators. However, improving its performance is still a key challenge. This paper proposes a generalized architecture ... -
Design, control and testing of a modular multilevel converter with a single cell per arm in grid-forming and grid-following operations for scaled-down experimental platforms
(2022-03-01)
Article
Open AccessModular multilevel converters (MMC) can be used in several applications, especially (but not only) in high-voltage direct current (HVDC) and STATCOM. In order to develop experimental scaled-down test benches for lab ... -
Thermal modeling of large electrolytic capacitors using FEM and considering the internal geometry
(Institute of Electrical and Electronics Engineers (IEEE), 2021-06-16)
Article
Open AccessThis article focuses on developing a finite-element method (FEM) model for large capacitors’ thermal modeling and reliability analysis. Thermal modeling for capacitors is critical since the capacitor’s lifetime depends on ... -
Effect of current distortion and unbalanced loads on semiconductors reliability
(Institute of Electrical and Electronics Engineers (IEEE), 2021-01-01)
Article
Open AccessThis article presents a reliability analysis of a 4-wire grid-tied inverter under different loading conditions, considering unbalanced loads and harmonic distortion in the current consumed. The proposed power converter is ... -
Sustainability-oriented approach to assist decision makers in building facade management
(2022-01-01)
Article
Restricted access - publisher's policyThe building sector has a major economic, environmental, and social impact on society; hence, it is crucial to promote sustainable construction practice. The facade is one of the largest main components of a building, which ... -
Planning of High-Power Charging Stations for Electric Vehicles: A Review
(2022-04-01)
Article
Open AccessElectrification of mobility is paving the way in decreasing emissions from the transport sector; nevertheless, to achieve a more sustainable and inclusive transport system, effective and long-term planning of electric ... -
Multiobjective Laguerre Functions-Based Discrete-Time Model Predictive Control: A Fast Inner-Loop Controller for Grid-Forming Converters
(2022-08-01)
Article
Open AccessIn islanded ac microgrids, conventional primary control uses innerloop cascaded linear controller and outerloop droop to realize local voltage regulation and power sharing. However, it has a poor dynamic performance and ... -
Control of a flywheel energy storage system for power smoothing in wind power plants
(2014-03-01)
Article
Open AccessThis paper deals with the design and the experimental validation in scale-lab test benches of an energy management algorithm based on feedback control techniques for a flywheel energy storage device. The aim of the flywheel ... -
Real-time optimization-based reference calculation integrated control for MMCs considering converter limitations
(Institute of Electrical and Electronics Engineers (IEEE), 2021-10-12)
Article
Open AccessThe paper addresses a real-time optimization-based reference calculation integrated with a control structure for Modular Multilevel Converters (MMC) operating under normal and constrained situations (where it has reached ... -
Optimal H-infinity control design for MMC-based HVDC links
(Institute of Electrical and Electronics Engineers (IEEE), 2021-04-06)
Article
Open AccessThe modular multilevel converter (MMC) has emerged as the preferred choice for voltage source converter (VSC)-based high voltage direct current (HVDC) systems due to its low losses, low harmonic distortion, modularity, and ... -
Improved current reference calculation for MMCs internal energy balancing control
(Institute of Electrical and Electronics Engineers (IEEE), 2021-06-22)
Article
Open AccessThe paper addresses an improved inner current reference calculation to be employed in the control of modular multilevel converters operating during either balanced or unbalanced conditions. The suggested reference calculation ... -
Methodology for interaction identification in modular multi-level converter-based HVDC systems
(2021-07-24)
Article
Restricted access - publisher's policyThis paper suggests a methodology for the identification, classification, and evaluation of various types of interactions that may occur in an HVDC link based on modular multi-level converters (MMC). The methodology ...
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