Results 21 to 30 of about 1,586,013 (297)

Zero-Phase FIR Filter Design Algorithm for Repetitive Controllers

open access: yesEnergies, 2023
Repetitive controllers (RCs) are linear control structures based on the internal model principle. This control strategy is known for its ability to control periodic reference signals, even if these signals have many harmonic components.
Pedro V. S. G. de Lima   +5 more
doaj   +1 more source

Research on Harmonic Management of Single-Phase AC Charging Pile Based on Active Filtering

open access: yesEnergies, 2023
Nowadays, AC charging piles are widely used, and with the increasing number of charging piles, the harmonic pollution generated by them becomes more serious and affects the power quality of the grid.
Xiangfu Ding   +5 more
doaj   +1 more source

A hybrid active filter for damping of harmonic resonance in industrial power systems [PDF]

open access: yes, 1998
This paper proposes a hybrid active filter for damping of harmonic resonance in industrial power systems. The hybrid filter consists of a small-rated active filter and a 5th tuned passive filter.
Akagi, Hirofumi   +2 more
core   +1 more source

Integrated series active filter for aerospace flight control surface actuation [PDF]

open access: yes, 2007
The paper investigates integrated series active filters to satisfy aircraft power quality benchmarks and underlying design compromises. Advantages include reduced component count and retrofitting capability.
Bingham, Chris, Ganthony, D
core   +1 more source

PFC Topologies for AC to DC Converters in DC Micro-Grid [PDF]

open access: yes, 2016
With increasing dominance of renewable energy resources and DC household appliances, the novelty of DC micro grid is attracting significant attention. The key interface between the main supply grid and DC micro grid is AC to DC converter.
Ashraf, Muhammad   +3 more
core   +1 more source

Design and control of shunt active power filter for power quality improvement of utility powered brushless DC motor drives

open access: yesAutomatika, 2020
The presence of nonlinear loads like brushless DC (BLDC) motor drives in the distribution system leads to poor power quality (PQ) indices like low power factor, high total harmonic distortion and creates electromagnetic interference.
S. Kumaresan, H. Habeebullah Sait
doaj   +1 more source

A predictive control with flying capacitor balancing of a multicell active power filter [PDF]

open access: yes, 2008
Unlike traditional inverters, multicell inverters have the following advantages: lower switching frequency, high number of output levels, and less voltage constraints on the insulated-gate bipolar transistors.
Defaÿ, François   +2 more
core   +1 more source

Voltage space vector‘s computation for current control in three phase converters

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2012
This work presents two current loop techniques, for three phase voltage source converters (VSC) used as controlled rectifiers (CR) operating at unity power factor.
Alberto Berzoy   +2 more
doaj   +1 more source

Detection Algorithm For Active Filters Based On Adaptive Inverse Control

open access: yesJournal of Applied Science and Engineering, 2023
In order to accurately compensate the harmonics and reactive power of the active power filter, a paralleltype active filter detection algorithm based on adaptive inverse control is proposed to control and follow the DC capacitor voltage, obtain the ...
Longhai Fu
doaj   +1 more source

Dual-Band Tunable Recursive Active Filter

open access: yes, 2011
This letter presents a novel recursive active filter topology that provides dual-band performance, with independent tuning capability in both bands. The dual-band operation is achieved by using two independent feedback lines.
Aznar Ballesta, Francisco   +3 more
core   +1 more source

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