Results 1 to 10 of about 740,319 (200)

New trends in active filters for power conditioning [PDF]

open access: yesIEEE Transactions on Industry Applications, 1996
Attention has been paid to active filters for power conditioning which provide the following multifunctions: reactive power compensation; harmonic compensation; flicker/imbalance compensation; and voltage regulation.
Hirofumi Akagi
exaly   +3 more sources

Active Optical Lattice Filters [PDF]

open access: yesEURASIP Journal on Advances in Signal Processing, 2005
Optical lattice filter structures including gains are introduced and analyzed. The photonic realization of the active, adaptive lattice filter is described.
Gary Evans   +6 more
doaj   +2 more sources

A Survey of MMIC Active Filters [PDF]

open access: yesElectronics (Switzerland), 2021
High-Q filters are a critical component in many systems. However, high-Q filters require very low-loss passive elements that are not compatible with monolithic technology. Therefore, filters are often implemented as off-chip components. Tunable high-Q filters require even larger space and weight, and are usually quite bulky.
Leonardo Pantoli   +2 more
exaly   +4 more sources

A Novel (DDCC-SFG)-Based Systematic Design Technique of Active Filters [PDF]

open access: yesRadioengineering, 2013
This paper proposes a novel idea for the synthesis of active filters that is based on the use of signal-flow graph (SFG) stamps of differential difference current conveyors (DDCCs).
M. Fakhfakh, M. Pierzchala
doaj   +2 more sources

Biquadratic Filter Applications Using a Fully-Differential Active-Only Integrator [PDF]

open access: yesRadioengineering, 2013
A new class of active filters, real active-only filters is described and possible implementation issues of these filters are discussed. To remedy these issues, a fully-differential active-only integrator block built around current controlled current ...
H. A. Yildiz, A. Toker, S. Ozoguz
doaj   +2 more sources

Digital simulation of a hybrid active filter-an active filter in series with a shunt passive filter [PDF]

open access: yesPower Quality '98, 2002
Active filters have long been in use for the filtering of power system load harmonics. In this paper, the digital simulation results of a hybrid active power filter system for a rectifier load are presented. The active filter is used for filtering higher order harmonics as the dominant harmonics are filtered by the passive filter.
Sitaram, Mahesh I   +2 more
openaire   +2 more sources

Bidirectional Power Control for a Three-Phase Grid-Connected Inverter under Unbalanced Grid Conditions Using a Proportional-Resonant and a Modified Time-Domain Symmetrical Components Extraction Method

open access: yesEnergies, 2022
Discussed in this study is a bidirectional power control technique for a three-phase grid connected inverter under different unbalanced grid conditions.
Mohammad Alathamneh   +2 more
doaj   +1 more source

Research on Oscillation Suppression Methods in Shunt Active Power Filter System

open access: yesEnergies, 2022
The shunt active power filter (SAPF) system oscillation is a massive threat to the security and stability of the power grid. This study classifies SAPF oscillation into two categories according to the difference in mechanisms. The SAPF oscillation in one
Rui Hou   +3 more
doaj   +1 more source

Active power filter with enhanced echo state network in radar power supply system

open access: yesIET Power Electronics, 2023
There have been concerns raised on load non‐linearity as more and more load types are being introduced into the radar power supply system. The non‐linear load produces harmonic current while it seriously threatens the normal and safe operation ...
Zongguo Tao   +5 more
doaj   +1 more source

Three-Phase Grid-Connected Inverter Power Control under Unbalanced Grid Conditions Using a Time-Domain Symmetrical Components Extraction Method

open access: yesEnergies, 2022
Presented in this paper is a method of bidirectional real and reactive power control of a three-phase grid-connected inverter under unbalanced grid situations. Unbalanced three-phase load and unbalanced grid impedance are illustrations of unbalanced grid
Mohammad Alathamneh   +3 more
doaj   +1 more source

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