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Mostrando ítems 11-16 de 16
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 ...
Tesis Doctoral
Nonlinear Control Approaches of Several Power Converters
(2021-03-20)
The exploitation and utilization of renewable energy have become the important measures taken by countries all over the world to solve the contradiction among energy shortage, economic development and ecological environment. ...
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
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
Common-Mode Voltage Harmonic Reduction in Variable Speed Drives Applying a Variable-Angle Carrier Phase-Displacement PWM Method
(MDPI, 2021)
Electric variable speed drives (VSD) have been replacing mechanic and hydraulic systems in many sectors of industry and transportation because of their better performance and reduced cost. However, the electric systems ...