Results 1 to 10 of about 8,165,669 (143)

A fault tolerance method based on switch redundancy for shunt active power filter

open access: yesEnergy Reports, 2021
In order to improve the reliability of the shunt active power filter(SAPF) system, the fault-tolerant control strategy of the system is studied in this paper.
Dongdong Chen   +3 more
doaj   +3 more sources

Power quality optimization framework for three phase microgrids with grid tied solar PV and battery storage under nonlinear loads [PDF]

open access: yesScientific Reports
Worsening power quality driven by non-linear and converter dominated loads poses a significant challenge in renewable integrated microgrids. This paper develops and evaluates a coordinated source-filter control framework that (i) determines the optimal ...
Muhammad Saleh Waseem Abbasi   +5 more
doaj   +2 more sources

Self tunning filter for three levels four legs shunt active power filter with fuzzy logic controller [PDF]

open access: yesActa Polytechnica, 2021
The low harmonic distortion and reduced switching losses are the advantages of using the multilevel inverter. For this purpose, the three-level inverter is used in this paper as a three-phase four-leg shunt active power filter (SAPF). The SAPF is used to
Dahmane Djendaoui   +3 more
doaj   +2 more sources

Implementation of a hybrid neural network control technique to a cascaded MLI based SAPF [PDF]

open access: yesScientific Reports
This paper presents a naïve back propagation (NBP) based $$i\cos \emptyset$$ i cos ∅ technique implemented to a cascaded multilevel inverter (MLI) based shunt active power filter (SAPF).
Rashmi Rekha Behera   +4 more
doaj   +2 more sources

Improvement of the Source Current Quality for a Shunt Active Power Filter Operating Using Hysteresis Technique with Stabilized Switching Frequency

open access: yesEnergies
Determining the current reference for a shunt active power filter (SAPF) can be carried out in many ways. Once the reference is determined, it can be shaped by SAPF switches with the use of pulse width modulation (PWM)/hysteresis control techniques ...
Andrzej Szromba
doaj   +3 more sources

Harmonic oscillation analysis and stabilization method comparison of shunt active power filter in full compensation mode

open access: yesIET Power Electronics
The harmonic compensation of SAPF (shunt active power filter) may trigger harmonic oscillation due to the interaction with grid impedance and non‐linear loads, which distorts the power quality.
Zhilong Zhang   +4 more
doaj   +2 more sources

An optimized proportional resonant current controller based genetic algorithm for enhancing shunt active power filter performance

open access: yesInternational Journal of Electrical Power & Energy Systems
Current harmonics produced by nonlinear loads have destructive effects that affect the power quality of the power system and cause serious problems throughout the network.
Behnam Amini   +2 more
doaj   +3 more sources

Optimal Design of Shunt Active Power Filter for Power Quality Improvement Based on Virtual Experimental Filter Technique [PDF]

open access: yesEgyptian Sugar Journal, 2020
Nowadays active power filter (APF) is well known technique for improving the power quality .It mitigates the level of harmonics to acceptable ratio, also it overcomes voltage sag and improves power factor.
Eid Gouda   +3 more
doaj   +1 more source

Experimental Validation of a Current-Source Converter with Reduced Dc-link Operating as Shunt Active Power Filter [PDF]

open access: yesEAI Endorsed Transactions on Energy Web, 2021
Nowadays, the majority of electronic equipment behaves as nonlinear loads, introducing power quality problems into the power grid, namely, current harmonics and low power factor. These problems contribute to reduce the efficiency of the
Catia Oliveira   +5 more
doaj   +1 more source

Sliding mode controller for four leg shunt active power filter to eliminating zero sequence current, compensating harmonics and reactive power with fixed switching frequency [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2015
In this paper, the four leg inverter controlled by the three dimensional space vector modulation (3D SVM) is used as the shunt active power filter (SAPF) for compensating the three phase four wire electrical network, by using the four leg ...
Chebabhi Ali   +3 more
doaj   +1 more source

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