Results 31 to 40 of about 223,139 (162)

A Student's T Distribution‐Based Filter Design for SINS/GNSS With Heavy‐Tailed Noise

open access: yesIET Electric Power Applications
This paper presents an enhanced robust filtering algorithm designed for integrated SINS/GNSS navigation systems operating under nonGaussian noise conditions.
Menghao Qian, Wei Chen, Ruisheng Sun
doaj   +1 more source

Comparison of active and passive EMI filters to reduction conducted noise

open access: yesITM Web of Conferences, 2018
The article presents the results of experimental studies of passive and active EMI filters for reduction of conducted noise. Firstly, the article presents selected structures of passive filters that have been tested in terms of insertion loss parameter ...
Pasko Marian, Szymczak Marek
doaj   +1 more source

Hybrid Filters To Damp Harmonic Resonance In Power Transmission Systems

open access: yesEletrônica de Potência, 2006
Problems related to harmonic propagation in transmission systems have been noticed in the last years. Passive filters, commonly used to attenuate noncharacteristic harmonics in HVDC systems, stay at risk of disconnection from the system due to ...
Lucas F. Encarnação   +4 more
doaj   +1 more source

Genetic and combinatorial algorithms for optimal sizing and placement of active power filters

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2015
The paper deals with cost effective compensator placement and sizing. It becomes one of the most important problems in contemporary electrical networks, in which voltage and current waveform distortions increase year-by-year reaching or even exceeding ...
Maciążek Marcin   +2 more
doaj   +1 more source

A Current Mode Design of Fractional Order Universal Filter

open access: yesAdvances in Electrical and Computer Engineering, 2019
In this paper, low-voltage active elements based a general filter topology, which provides fractional order low-pass, high-pass, band-pass and band-reject filter responses at the same circuit, is introduced.
SACU, I. E., ALCI, M.
doaj   +1 more source

Repetitive-Based Control for Selective Active Filters Using Discrete Cosine Transform

open access: yesEletrônica de Potência, 2004
This paper proposes selective harmonic current compensation using a closed-loop repetitive controller. The controller is based on measuring the line currents. It performs the compensation of specific harmonics selected by a DCT (Discrete Cosine Transform)
Fernando P. Marafão   +3 more
doaj   +1 more source

The Dynamic Tunability of Memristor-Based Active Filters. [PDF]

open access: yesMicromachines (Basel), 2023
Marković I   +2 more
europepmc   +1 more source

Electrochemical carbon nanotube filters for water and wastewater treatment

open access: yesNanotechnology Reviews, 2016
Electrochemically active carbon nanotube (CNT) filters have been developed as a highly efficient technology for water and wastewater treatment during the last few years. CNT filters have been widely used to adsorb chemical and biological contaminants due
Jame Sadia A., Zhou Zhi
doaj   +1 more source

Suppression factor as evaluation criterion for wide-frequency filtering equipment

open access: yesThe Journal of Engineering, 2019
Here, a novel harmonic suppression performance criterion, namely suppression factor (SF), is suggested for the wide-frequency power filtering equipment.
Emre Durna, Muammer Ermiş
doaj   +1 more source

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