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Muxica, Diego (author), Rivera, Sebastian (author), Orchard, Marcos E. (author), Ahumada, Constanza (author), Jaramillo, Francisco (author), Bravo, Felipe (author), Gutiérrez, José M. (author), Astroza, Rodrigo (author)This paper presents the design, implementation, and validation of an on-blade sensor system for remote vibration measurement for low-capacity wind turbines. The autonomous sensor system was deployed on three wind turbines, with one of them operating in harsh weather conditions in the far south of Chile. The system recorded the acceleration...journal article 2024
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Rivera, Sebastian (author), Goetz, Stefan M. (author), Kouro, Samir (author), Lehn, Peter W. (author), Pathmanathan, Mehanathan (author), Bauer, P. (author), Mastromauro, Rosa Anna (author)Electric vehicle (EV) charging infrastructure will play a critical role in decarbonization during the next decades, energizing a large share of the transportation sector. This will further increase the enabling role of power electronics converters as an energy transition technology in the widespread adoption of clean energy sources and their...journal article 2023
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Pesantez, Daniel (author), Renaudineau, Hugues (author), Rivera, Sebastian (author), Peralta, Alejandro (author), Marquez Alcaide, Abraham (author), Kouro, Samir (author)Increasing the power rating of electric vehicles (EV) fast charging stations to reduce charging times is considered critical to accelerate the adoption of electric vehicles. Besides increasing the power, other drivers pushing the development of EV fast chargers include the improvement of efficiency and reliability. Partial power converters ...journal article 2023
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Figueroa, Fidel (author), Lizana Fuentes, Ricardo (author), Goetz, Stefan M. (author), Rivera, Sebastian (author)Hybrid Energy Storage Systems (HESSs) have gathered considerable interest due to their potential to achieve high energy and power density by integrating different storage technologies, such as batteries and capacitors, to name a few. Among the various topologies explored for HESSs, the multi-output multilevel converter stands out as a...journal article 2023
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Lizana, Ricardo (author), Rivera, Sebastian (author), Figueroa, Fidel (author), Flores-Bahamonde, Freddy (author), Rodriguez, Jose (author), Goetz, Stefan M. (author)Energy storage systems (ESSs) allow improving the stability and efficiency of the electrical grids with a high penetration of renewable energy sources. Moreover, the use of Hybrid ESSs (HESSs) enables storage solutions with both high-energy and high-power densities, by combining different storage technologies such as diverse battery...journal article 2023
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Pesantez, D. (author), Rodriguez, F. (author), Renaudineau, H. (author), Rivera, Sebastian (author), Kouro, S. (author)This paper proposes a new buck-boost flying-capacitor (FC) converter for the DC-DC stage of an Electric Vehicle (EV) fast charging station. The proposed converter is capable of delivering a wide output range of voltage to charge different battery configurations. The converter has two modes of operation, buck and boost. Thanks to this feature,...conference paper 2023
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Concha, Esteban (author), Rivera, Sebastian (author), Dekka, Apparao (author), Lizana F., Ricardo (author)Modular multilevel series-parallel converters (MM-SPC) have become a suitable solution to provide higher operating voltages, fault tolerance operation, and reliability at a reduced cost, due to their ability to achieve a simpler internal voltage balance. Therefore, MMSPC is a promising solution for applications where the nominal operating...conference paper 2023
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Barrera, Felipe (author), Lizana F., Ricardo (author), Alcaide, Abraham M. (author), Rivera, Sebastian (author)The Hexagonal power converter has become a suitable solution to provide high-quality voltage waveforms while achieving decoupled control of three DC terminals as well. In this case, the internal voltage balance of the different storage units is the main concern for the correct operation of the Hexagonal converter. Moreover, the Modular...conference paper 2023
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Fierro, Felipe (author), Lizana F., Ricardo (author), Alcaide, Abraham M. (author), Rivera, Sebastian (author)The MMC converter is the key topology for HVDC applications. In these systems, a major complexity is the number of modules and components required per phase to achieve nominal voltage and current levels for applications in transmission system. In this paper, the topology and control of a two-phase MMC system for HVDC applications is presented....conference paper 2023