Results 1 to 10 of about 206 (201)

Assessment of Model Predictive Voltage Control for Autonomous Four-Leg Inverter [PDF]

open access: yesIEEE Access, 2020
The Finite control set model predictive control (FCS-MPC) is recently introduced to control inverters without the modulation stage. The absence of the modulation stage gives an unpredictable performance of the control system.
Raef Aboelsaud   +5 more
doaj   +2 more sources

Model Predictive Control for Three-Phase Four-Leg Grid-Tied Inverters

open access: yesIEEE Access, 2017
In order to improve the quality of the power injected into a grid, this paper presents a model predictive control strategy for three-phase four-leg grid-tied inverters. For the convenience of optimization, the discrete-time model of the inverter in which
Qihong Chen   +3 more
doaj   +2 more sources

Performance Comparisons of Three-Phase/Four-Wire Model Predictive Control-Based DC/AC Inverters Capable of Asymmetric Operation for Wave Energy Converters

open access: yesEnergies, 2022
A study on the capacity increase of a power converter according to the increase in the single capacity of wave energy converters and four-leg topology that can supply stable power even under unbalanced load conditions during independent operation is ...
Chan Roh
doaj   +1 more source

Reduced-Sensors-Based Predictive Controller for LC Filtered Four-Leg Inverters

open access: yesIEEE Open Journal of Industry Applications, 2021
The high number ofsensors, ten in total, required by the traditional finite control set model predictive control (FCS-MPC) strategy of a four-leg inverter with LC output filter increases the complexity and cost of the system and limits the practical ...
D. Xiao   +3 more
doaj   +1 more source

A Comparative Review of Three Different Power Inverters for DC–AC Applications

open access: yesEnergies, 2023
This paper presents a comparative review of three different widely used power inverters, namely the conventional six-switch inverter; the reduced switch count four-switch inverter; and the eight-switch inverter.
Ali Abdel-Aziz   +2 more
doaj   +1 more source

An Overview of Four-Leg Converters: Topologies, Modulations, Control and Applications

open access: yesIEEE Access, 2022
In three-phase unbalanced systems, where the circulation of zero sequence current is necessary, four-leg converters provide a neutral connection for single-phase or other unbalanced loads typically utilized in three-phase distribution systems.
Felix Rojas   +7 more
doaj   +1 more source

Space Vector Pulse-Width Modulation Control Strategy for Four-Leg Inverters Under Single Line-to-Ground Faults in Islanded Microgrids

open access: yesIEEE Access, 2022
In this paper, we propose a novel switching modulation scheme for three-phase four-leg inverters that enables the separation of the fault points occurring in AC distribution networks.
Chang-Gyun An   +8 more
doaj   +1 more source

Prediction of DC-Link Voltage Switching Ripple in Three-Phase Four-Leg PWM Inverters

open access: yesEnergies, 2021
This paper presents a thorough prediction of DC-link voltage switching ripples in the three-phase four-leg inverters operating in balanced and unbalanced working conditions.
Riccardo Mandrioli   +4 more
doaj   +1 more source

A Generalized Approach for Determining the Current Ripple RMS in Four-Leg Inverters with the Neutral Inductor

open access: yesEnergies, 2023
This manuscript proposes a novel approach for determining phase and neutral-current-ripple RMS in grid-connected four-leg inverters with the neutral inductor.
Riccardo Mandrioli   +3 more
doaj   +1 more source

Simplified Predictive Direct Power Control of Three-Phase Three-Level Four-Leg Grid Connected NPC Converter

open access: yesIEEE Open Journal of the Industrial Electronics Society, 2022
Model Predictive Control (MPC) provides various advantages over traditional controllers in power electronics applications. However, reducing the complexity and computational burden of the Finite-control set-model predictive control (FCS-MPC) in multi-leg
Mansour Bouzidi   +3 more
doaj   +1 more source

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