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Mostrando ítems 1-10 de 13
Artículo
Feedforward Modulation Technique for More Accurate Operation of Modular Multilevel Converters
(IEEE, 2022-02)
Modular multilevel converters have become the prominent topology for medium- and high-voltage applications. The performance of these converters highly depends on the accuracy of the used modulation approach, for which the ...
Artículo
Integral Sliding-Mode Control-Based Direct Power Control for Three-Level NPC Converters
(MDPI, 2020-01)
Three-level neutral-point-clamped (NPC) converter is widely used in energy conversion systems due to its good properties for high-power systems presenting output waveforms with reduced harmonic distortion. To obtain ...
Artículo
Common DC-Link Capacitor Harmonic Current Minimization for Cascaded Converters by Optimized Phase-Shift Modulation
(MDPI, 2023-03)
This paper investigates the influence of a constant carrier phase shift on the DC-link capacitor harmonic current of cascaded converters used in fuel-cell and mild-hybrid electric vehicles. In these applications, a DC-DC ...
Artículo
Common-Mode Voltage Mitigation of Dual Three-Phase Voltage Source Inverters in a Motor Drive Application
(Institute of Electrical and Electronics Engineers IEEE, 2021)
Electric variable speed drives (VSDs) based on two VSDs connected to a multiphase machine are an attractive solution to replace high-power mechanic and hydraulic systems in many sectors of industry and transportation ...
Artículo
A High-Gain Observer-Based Adaptive Super-Twisting Algorithm for DC-Link Voltage Control of NPC Converters
(MDPI, 2020-03)
Acting as an interface between the grid and many energy systems, the active front-end (AFE) has been widely used in a large variety of industrial applications. In this paper, in order to ensure the fast dynamic performance ...
Tesis Doctoral
Variable-Angle Modulation Techniques for Modular Power Converters
(2019-02-27)
El trabajo desarrollado y que se presenta en este documento es el resultado de la investigación desarrollada como parte del grupo de electrónica de potencia en la Universidad de Sevilla durante los últimos tres años. Dicha ...
Artículo
Efficient FPSoC Prototyping of FCS-MPC for Three-Phase Voltage Source Inverters
(MDPI, 2020-03)
This work describes an efficient implementation in terms of computation time and resource usage in a Field-Programmable System-On-Chip (FPSoC) of a Finite Control Set Model Predictive Control (FCS-MPC) algorithm. As an ...
Artículo
Predictive optimal switching sequence direct power control for grid connected power converters
(2015)
Grid connected power converters play a key role in several applications such as integration of renewable energy sources and motor drives. For this reason, the development of high performance control strategies for this ...
Artículo
Model predictive control: a review of its applications in power electronics
(2014)
Model predictive control (MPC) for power converters and drives is a control technique that has gained attention into the research community. The main reason is that although MPC presents high computational burden it can ...
Artículo
Common-Mode Voltage Mitigation Technique in Motor Drive Applications by Applying a Sampling-Time Adaptive Multi-Carrier PWM Method
(Institute of Electrical and Electronics Engineers IEEE, 2021)
Common-mode voltage (CMV) in electric drives causes leakage current causing consequently EMI problems, loss and reduction of their components' lifetime. Several solutions have been proposed which usually lead to higher ...