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Multi-modular scalable DC-AC power converter for current injection to the grid based on predictive voltage control (2019)
Conference Proceeding

Increasing world electrical energy demand make necessary to develop new efficient and reliable schemes for power injection to the existing grid under distributed generation frames. In this work a novel DC-AC control scheme is proposed, which is based... Read More about Multi-modular scalable DC-AC power converter for current injection to the grid based on predictive voltage control.

Predictive Voltage Control Operating at Fixed Switching Frequency of a Neutral-Point Clamped Converter (2019)
Conference Proceeding

Uninterruptible power supply units are system formed by power electronics converters to supply sinusoidal voltages to feed critical loads. In this paper, a fixed switching frequency model predictive control strategy is presented for the control of th... Read More about Predictive Voltage Control Operating at Fixed Switching Frequency of a Neutral-Point Clamped Converter.

Direct Power Control of Modular Multilevel Matrix Converter for Flexible AC Transmission System Applications (2019)
Conference Proceeding

The Modular Multilevel Matrix Converter (M3C) has been proposed as an appropriate alternative for high-power machines due to characteristics such as modularity, medium-voltage operation, high power quality and reliability. However, complex control sy... Read More about Direct Power Control of Modular Multilevel Matrix Converter for Flexible AC Transmission System Applications.

The Voltage Source Inverter (2019)
Conference Proceeding

This paper presents the Voltage Source Inverter. On this paper it will be discussed its topology, mathematical model, switching states and the characteristic curves of the inverter. Moreover, the authors will analyze the concept of “dead time”, aimin... Read More about The Voltage Source Inverter.

Experimental Validation of a quasi Z-Source Modular Multilevel Converter with DC Fault Blocking Capability (2019)
Journal Article

This paper considers the design methodology and the modulation of the quasi Z-source modular multilevel converter (qZS-MMC) with half bridge sub-modules and evaluates its performance in voltage boosting mode for medium voltage applications. The qZS-M... Read More about Experimental Validation of a quasi Z-Source Modular Multilevel Converter with DC Fault Blocking Capability.

An Enhanced Unified Space Vector Modulation Technique for Dual Converters with Isolated Voltage Supplies (2019)
Conference Proceeding

This paper presents an enhanced modulation technique for dual converters with isolated supplies. This unified modulation technique is applicable for any positive voltage ratio between the isolated supplies. The modulation technique enhances the quali... Read More about An Enhanced Unified Space Vector Modulation Technique for Dual Converters with Isolated Voltage Supplies.