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Second Order Generalized Integrator Based Reference Current Generation Method for Single-Phase Shunt Active Power Filters Under Adverse Grid Conditions
the advantages of pq theory in single-phase systems, the single-phase pq theory has been proposed recently. In this paper, a simple and effective implementation of the single phase pq theory for single-phase shunt APFs is proposed. The suggested approach is based...
A single-phase cascaded multilevel inverter composed of four-level sub-multilevel cells
This paper presents a novel cascaded multilevel inverter topology. The series connection of proposed basic cells is the main core of this topology. Different methods to determine the values of DC voltage sources in cells ...
A simplified control strategy for single-phase UPS inverters
Though there are many strategies to control single-phase uninterruptible power supply (UPS) inverters, they suffer from some drawbacks, the main being complexity. This paper proposes a simple dual-loop controller for the single-phase UPS inverter...
Simple digital current control strategy for single-phase grid-connected converters
This study proposes a simple digital current control technique for single-phase grid-connected voltage source converters. Unlike conventional strategies, the proposed method does not require any proportional-integral or proportional...
A Novel Control Technique for Single-Phase Grid-Connected Inverters
A synchronous reference frame controller with a multi-resonant harmonic compensator for single-phase gridconnected inverters is proposed in this paper. The essence of the proposed control strategy is to use a synchronous reference frame PI...
Simple control scheme for single-phase uninterruptible power supply inverters with Kalman filter-based estimation of the output voltage
The major drawback of most control methods for uninterruptible power supply (UPS) inverters is complexity. In this study, a simple voltage sensorless multi-loop control method is proposed for the single-phase UPS inverter and the parameters...
Generalised single-phase N-level voltage-source inverter with coupled inductors
A generalised single-phase N-level voltage-source inverter is presented in this study. The number of output voltage levels is increased by using split-wound coupled inductors instead of several DC voltage sources and split and/or clamp capacitors...