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Mostrando ítems 21-30 de 31
Artículo
Model Predictive Control for Power Converters and Drives: Advances and Trends
(IEEE, 2017-02)
Model predictive control (MPC) is a very attractive solution for controlling power electronic converters. The aim of this paper is to present and discuss the latest developments in MPC for power converters and drives, ...
Artículo
Variable-Angle Phase-Shifted PWM for Multilevel Three-Cell Cascaded H-bridge Converters
(Institute of Electrical and Electronics Engineers (IEEE), 2017)
Multilevel cascaded H-bridge converters have become a mature technology for applications where high-power medium ac voltages are required. Normal operation of multilevel cascaded H-bridge converters assumes that all power ...
Artículo
Multilevel Multiphase Feedforward Space-Vector Modulation Technique
(Institute of Electrical and Electronics Engineers (IEEE), 2010)
Multiphase converters have been applied to an increasing number of industrial applications in recent years. On the other hand, multilevel converters have become a mature technology mainly in medium- and high-power applications. ...
Artículo
Adaptive Vectorial Filter for Grid Synchronization of Power Converters Under Unbalanced and/or Distorted Grid Conditions
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
This paper presents a new synchronization scheme for detecting multiple positive-/negative-sequence frequency harmonics in three-phase systems for grid-connected power converters. The proposed technique is called MAVF-FLL ...
Artículo
Cascaded Modular Multilevel Converter and Cycloconverter Based Machine Drive System
(Institute of Electrical and Electronics Engineers Inc., 2022)
Low-speed drive is one of the challenges for modular multilevel converters (MMCs) due to large capacitor voltage fluctuation. In this paper, a cascaded MMC and cycloconverter (CCV) based machine drive system is proposed ...
Artículo
Unidimensional modulation technique for cascaded multilevel converters
(Institute of Electrical and Electronics Engineers (IEEE), 2009)
This paper presents a simple and low computational cost modulation technique for multilevel cascaded H-bridge converters. The technique is based on geometrical considerations considering an unidimensional control region ...
Artículo
Feed-forward Space Vector Modulation for Single-Phase Multilevel Cascade Converters with any DC voltage ratio
(Institute of Electrical and Electronics Engineers (IEEE), 2009)
Modulation techniques for multilevel converters can create distorted output voltages and currents if the DC link voltages are unbalanced. This situation can be avoided if the instantaneous DC voltage error is not taken ...
Artículo
Applications and Modulation Methods for Modular Converters Enabling Unequal Cell Power Sharing
(Institute of Electrical and Electronics Engineers, 2021)
Modular converters based on the connection of multiple power cells have become a competitive solution for many applications achieving high performance with reduced production and maintenance cost. However, their performance ...
Artículo
Real-Time Selective Harmonic Mitigation Technique for Power Converters Based on the Exchange Market Algorithm
(MDPI, 2020-04)
Hand-in-hand with the smart-grid paradigm development, power converters used in high-power applications are facing important challenges related to efficiency and power quality. To overcome these issues, the pre-programmed ...
Artículo
Extended State Observer-Based Sliding-Mode Control for Three-Phase Power Converters
(IEEE, 2017-01)
This paper proposes an extended state observer (ESO) based second-order sliding-mode (SOSM) control for three-phase two-level grid-connected power converters. The proposed control technique forces the input currents to ...