Results 41 to 50 of about 24,418 (206)

Design and Performance Evaluation of a Hybrid Active Power Filter Controller

open access: yesEnergies
This paper introduces a novel hybrid filter topology that combines passive and active components to enhance harmonic filtering and resonance damping in electrical power systems.
Leopold Herman   +2 more
doaj   +1 more source

A Hybrid Marine Predator Sine Cosine Algorithm for Parameter Selection of Hybrid Active Power Filter

open access: yesMathematics, 2023
Power quality issues are handled very well by filter technologies. In recent years, the advancement of hybrid active power filters (HAPF) has been enhanced due to ease of control and flexibility as compared to other filter technologies. These filters are
Shoyab Ali   +3 more
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

Non-Integral AC Capacitor Voltage Calculation Method for Shunt Hybrid Active Power Filter

open access: yesIEEE Access, 2023
This paper introduces a novel non-integral method for calculating AC capacitor voltage in shunt hybrid active power filters (SHAPFs). These filters commonly use passive power filters (PPFs) that can introduce voltage containing harmonics into the AC ...
Hyunjae Lee, Jingeun Shon
doaj   +1 more source

Hybrid Active Power Filter Connected to a Photovoltaic Array [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2009
The existence of nonlinear loads in the utility has been increasing at an unprecedented pace in recent years. These types of loads draw non-sinusoidal currents from the mains, causing harmonic distortion.
Răzvan-Daniel Albu, Daniel Albu
doaj  

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

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

Energy efficiency of a 3-level shunt active power filter powered by a fuel-cell / battery DC bus with regulated duty cycles

open access: yesElectrical engineering & Electromechanics, 2021
Introduction. Nowadays, electrical energy is indispensable in industrial, tertiary and domestic appliances. However, its efficiency is becoming affected by the presence of the disturbances that appear in the electrical networks such as harmonics ...
B. Bourouis, H. Djeghloud, H. Benalla
doaj   +1 more source

New Topologies and Control Strategies for Active Power Filters

open access: yesKongzhi Yu Xinxi Jishu, 2015
The features of main hybrid active power filters (HAPFs) and the latest development and application situations wereintroduced. The new topologies and control strategies of active power filters (APFs) at home and abroad were emphatically summarized ...
沈, 韩
doaj  

Advanced Universal Hybrid Power Filter Configuration for Enhanced Harmonic Mitigation in Industrial Power Systems: A Field-Test Approach

open access: yesEnergies
Power quality is a critical concern for large-scale industrial operations, necessitating advanced power conditioning equipment to maintain optimal performance and efficiency.
Mohsen Davoodi   +3 more
doaj   +1 more source

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