Results 41 to 50 of about 31,344 (251)

Power Quality Improvement with Three-Phase Shunt Active Power Filter Prototype Based on Harmonic Component Separation Method with Low-Pass Filter

open access: yesEnergies
This work contributes to both Romania’s and the European Union’s energy policies by highlighting the research results obtained within the Dunarea de Jos University of Galati, but also through the technological transfer of this knowledge to the industry ...
Marian Gaiceanu   +3 more
doaj   +1 more source

Three phase active power filter with selective harmonics elimination

open access: yesArchives of Electrical Engineering, 2016
This paper describes a three phase shunt active power filter with selective harmonics elimination. The control algorithm is based on a digital filter bank. The moving Discrete Fourier Transformation is used as an analysis filter bank.
Sozański Krzysztof
doaj   +1 more source

A new power line conditioner for harmonic compensation in power systems [PDF]

open access: yes, 1995
This paper proposes a new power line conditioner consisting of two small rating series active filters and a shunt passive filter. The power line conditioner aims at a general filtering system which will be installed at the point of common coupling in a ...
Akagi, Hirofumi, Fujita, Hideaki
core   +1 more source

Power Quality Improvement in Mosul City Using Shunt Active Power Filter

open access: yesNTU Journal of Engineering and Technology, 2021
One of the most important issues in Mosul is power quality. A power quality issue caused by current harmonic pollution caused by a wide range of nonlinear loads in the electrical power system. The shunt active power filter based on instantaneous active
Faisal Falah Aiwa   +2 more
doaj   +1 more source

A shunt active filter based on voltage detection for harmonic termination of a radial power distribution line [PDF]

open access: yes, 1998
This paper focuses on a shunt active filter based on the detection of harmonic voltages at the point of installation. The objective of the active filter is to attenuate harmonic propagation resulting from series/parallel resonance between capacitors for ...
Akagi, Hirofumi   +2 more
core   +1 more source

Instantaneous d frame driven shunt active filter for harmonics and reactive power mitigation using Xilinx System Generator

open access: yesAin Shams Engineering Journal, 2019
Instantaneous d frame driven Shunt active filter (SAF) alleviate harmonics and reactive power. This control algorithm evolved from elemental synchronous reference frame engenders the fundamental reference signal from the load current with a phase shift ...
Ramakrishnan Sriranjani   +1 more
doaj   +1 more source

A control strategy for a three-phase four-wire shunt active filter [PDF]

open access: yes, 2008
This paper presents a control strategy for a three- phase four-wire shunt active filter. The shunt active filter is a custom-power device capable to compensate, in real time, harmonics, unbalances and power factor in an electrical installation.
Afonso, João L.   +3 more
core   +1 more source

The Role of Ultra‐Thin Buffer Layers for Achieving Ultra‐Low Dark Currents in Single‐Component Organic Photodetectors

open access: yesAdvanced Functional Materials, EarlyView.
Here, SubNc single‐component organic photodiodes (SC‐OPDs) are investigated, which achieve highly competitive performance metrics, including high EQE, ultra‐low JD, and high specific detectivity (D*). This study emphasizes the critical role of an organic buffer layer in studying the interface energetics and effects to achieve state‐of‐the‐art ...
Anncharlott Kusber   +12 more
wiley   +1 more source

Recent Trends in Metabolomics by NMR Spectroscopy

open access: yesAngewandte Chemie, EarlyView.
AI tools were applied to analyze more than 5 000 publications indexed in Scopus (2018–2025), identifying key trends and research directions in NMR‐based metabolomics. The artificial intelligence‐assisted workflow classified papers into six main fields of application, human health, food and nutrition, veterinary science, plants, environment, and ...
Giorgio Di Paco   +6 more
wiley   +2 more sources

Fuzzy Controller with Shunt Active Power Filter in Reducing THD for Three Phase System

open access: yesInternational Transactions on Electrical Engineering and Computer Science
In recent years, power electronics devices have advanced and are now employed in a variety of applications. Furthermore, this gadget produced an issue with power quality in the electrical system.
K. Hemasri, Ch. Srinivasa Kumar
doaj   +3 more sources

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