Search Results - "Alepuz, S."

Control Strategies Based on Symmetrical Components for Grid-Connected Converters Under Voltage Dips by Alepuz, S., Busquets-Monge, S., Bordonau, J., Martinez-Velasco, J.A., Silva, C.A., Pontt, J., Rodriguez, J.

“…Low-voltage ride-through (LVRT) requirements demand wind-power plants to remain connected to the network in presence of grid-voltage dips. Most dips present…”
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Multilevel Diode-Clamped Converter for Photovoltaic Generators With Independent Voltage Control of Each Solar Array by Busquets-Monge, S., Rocabert, J., Rodriguez, P., Alepuz, S., Bordonau, J.

“…In photovoltaic (PV) power systems where a set of series-connected PV arrays (PVAs) is connected to a conventional two-level inverter, the occurrence of…”
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Interfacing Renewable Energy Sources to the Utility Grid Using a Three-Level Inverter by Alepuz, S., Busquets-Monge, S., Bordonau, J., Gago, J., Gonzalez, D., Balcells, J.

“…This paper presents a novel approach for the connection of renewable energy sources to the utility grid. Due to the increasing power capability of the…”
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Voltage Balancing Control of Diode-Clamped Multilevel Converters With Passive Front-Ends by Busquets-Monge, S., Alepuz, S., Bordonau, J., Peracaula, J.

“…In the previous literature, it has been reported that it is not possible to guarantee the balance of the DC-link capacitor voltages of multilevel three-phase…”
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Pulsewidth Modulations for the Comprehensive Capacitor Voltage Balance of n-Level Three-Leg Diode-Clamped Converters by Busquets-Monge, S., Alepuz, S., Rocabert, J., Bordonau, J.

“…In the previous literature, the introduction of the virtual-space-vector (VV) concept for the three-level, three-leg neutral-point-clamped converter has led to…”
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A Bidirectional Multilevel Boost-Buck DC-DC Converter by Busquets-Monge, S., Alepuz, S., Bordonau, J.

“…A novel noninverting boost-buck dc-dc converter topology is presented, applicable when both sides of the converter need to have the same grounding. It is based…”
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Pulsewidth Modulations for the Comprehensive Capacitor Voltage Balance of n-Level Two-Leg Diode-Clamped Converters by Busquets-Monge, S., Alepuz, S., Rocabert, J., Bordonau, J.

“…This paper presents the definition of the virtual vectors for the general case of an n -level two-leg diode-clamped converter, suggests guidelines for…”
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Overview of Control Systems for the Operation of DFIGs in Wind Energy Applications by Cardenas, R., Pena, R., Alepuz, S., Asher, G.

“…Doubly fed induction generators (DFIGs), often organized in wind parks, are the most important generators used for variable-speed wind energy generation. This…”
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Use of Stored Energy in PMSG Rotor Inertia for Low-Voltage Ride-Through in Back-to-Back NPC Converter-Based Wind Power Systems by Alepuz, S., Calle, A., Busquets-Monge, S., Kouro, S., Bin Wu

“…The increasing installed wind power capacity has caused wind power generation to become a significant percentage of the entire electric power generation. As a…”
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Multilevel Direct Power Control-A Generalized Approach for Grid-Tied Multilevel Converter Applications by Rivera, Sebastian, Kouro, Samir, Bin Wu, Alepuz, Salvador, Malinowski, Mariusz, Cortes, Patricio, Rodriguez, Jose

“…This paper presents a generalized multilevel direct power control (ML-DPC) scheme for grid-connected multilevel power converters. The proposed method extends…”
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Analysis of the Fault-Tolerance Capacity of the Multilevel Active-Clamped Converter by Nicolas-Apruzzese, J., Busquets-Monge, S., Bordonau, J., Alepuz, S., Calle-Prado, A.

“…Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active-clamped (MAC) topology presents an important…”
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Load voltage and output current control of three-level voltage source inverters by Alepuz, S., Salaet, J., Busquets, S., Bordonau, J.

“…A load voltage and output current control for the three-level neutral-point-clamped (NPC) VSI is presented in this work. In usual operation, the regulator…”
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Comparison between two methods of DQ transformation for single phase converters control. Application to a 3-level boost rectifier by Salaet, J., Alepuz, S., Gilabert, A., Bordonau, J.

“…The paper discusses the analysis and control of single-phase AC systems by means of rotating frames. Two methods for the D-Q transformation are compared in…”
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Solid state transformer with low-voltage ride-through and current unbalance management capabilities by Alepuz, S., Gonzalez, F., Martin-Arnedo, J., Martinez, J. A.

“…The solid state transformer is an emerging technology which aims at replacing the conventional low-frequency power transformer by means of a high-frequency…”
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A new approach for the connection of a three-level inverter to the power grid for applications in solar energy conversion by Alepuz, S., Gilabert, A., Arguelles, E., Bordonau, J., Peracaula, J.

“…This paper studies the connection of a photovoltaic energy system to the AC mains by means of a 3-level voltage source inverter (VSI). A proposal for modeling…”
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Control of three-level VSIs with a LQR-based gain-scheduling technique applied to DC-link neutral voltage and power regulation by Alepuz, S., Salaet, J., Gilabert, A., Bordonau, J., Peracaula, J.

“…A simple and effective method to design a regulator for the complete large-signal control of the three-level neutral-point-clamped (NPC) VSI is presented. For…”
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Predictive current control of a back-to-back NPC wind energy conversion system to meet low voltage ride-through requirements by Alepuz, S., Calle, A., Busquets-Monge, S., Nicolas-Apruzzese, J., Bordonau, J.

“…Predictive current control is applied to a wind energy conversion system implemented with a permanent-magnet synchronous generator connected to the grid…”
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D-Q modeling and control of a single-phase three-level boost rectifier with power factor correction and neutral-point voltage balancing by Salaet, J., Alepuz, S., Gilabert, A., Bordonau, J., Peracaula, J.

“…This paper deals with the analysis, design and operation of a control system for a single-phase three-level rectifier with a neutral-point-clamped (NPC)…”
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Comparison of Control Strategies to Meet Low Voltage Ride-Through Requirements in Distributed Power Generation Systems by Alepuz, S., Busquets, S., Bordonau, J., Pontt, J., Silva, C., Rodriguez, J.

“…Low voltage ride-through requirements demand wind power plant to remain connected to the network in presence of grid voltage dips. Most of dips present…”
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Experimental efficiency comparison between a four-level active-clamped and a two-level topology by Nicolas-Apruzzese, J., Busquets-Monge, S., Bordonau, J., Alepuz, S., Calle-Prado, A., Filba-Martinez, A.

“…This paper presents an efficiency analysis of a recently-published topology, the multilevel-active-clamped (MAC) topology. In order to assess the MAC topology,…”
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