Results 11 to 20 of about 27,846 (240)

Optimal sizing of C-type passive filters under non-sinusoidal conditions [PDF]

open access: yes, 2014
In the literature, much attention has been focused on power system harmonics. One of its important effects is degradation of the load power factor. In this article, a C-type filter is used for reducing harmonic distortion, improving system performance ...
Dugan R. C.   +4 more
core   +2 more sources

Proposed shunt rounding technique for large-scale security constrained loss minimization [PDF]

open access: yes, 2010
The official published version can be obtained from the link below - Copyright @ 2010 IEEE.Optimal reactive power flow applications often model large numbers of discrete shunt devices as continuous variables, which are rounded to their nearest discrete ...
Hurlock, P   +4 more
core   +1 more source

Research on the Parameter Optimization of Electronic Ballast for UV-Lamps Considering Its Lifetime and UVC Irradiance

open access: yesIEEE Access, 2018
To enhance the UVC irradiation and prolong the life span of UV-lamps, parameter optimization is conducted for electronic ballasts. In this paper, the double capacitor topology is adopted and the effects of different ratios of shunt capacitors are ...
Xiangjun Zhang   +4 more
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

Derivative load voltage and particle swarm optimization to determine optimum sizing and placement of shunt capacitor in improving line losses

open access: yesJournal of Mechatronics, Electrical Power, and Vehicular Technology, 2016
The purpose of this research is to study optimal size and placement of shunt capacitor in order to minimize line loss. Derivative load bus voltage was calculated to determine the sensitive load buses which further being optimum with the placement of ...
Mohamed Milad Baiek   +4 more
doaj   +1 more source

The optimal passive filters to minimize voltage harmonic distortion at a load bus [PDF]

open access: yes, 2005
This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services. Internal or personal use of this material is permitted.
Zobaa, AF
core   +1 more source

A Highly Efficient Broadband Class-E Power Amplifier with Nonlinear Shunt Capacitance [PDF]

open access: yesJournal of the Korean Institute of Electromagnetic Engineering and Science, 2017
A new approach to designing a broadband and highly efficient class-E power amplifier based on nonlinear shunt capacitance analysis is proposed. The nonlinear shunt capacitance method accurately extracts optimum class-E power amplifier parameters ...
Ninh Dang-Duy   +4 more
doaj   +1 more source

High-Resistance Connection Diagnosis of Doubly Fed Induction Generators

open access: yesEnergies, 2023
The high resistance connection fault of the stator is a common fault in doubly fed induction generators, which causes a three-phase imbalance in the stator circuit.
Wei Ding   +4 more
doaj   +1 more source

Evaluation of a physically defined silicon quantum dot for design of matching circuit for RF reflectometry charge sensing

open access: yesAIP Advances, 2023
This paper reports on the extraction of the equivalent circuit model parameters of a physically defined silicon quantum dot at a cryogenic temperature and design of the impedance matching circuits to improve the performance of a charge sensor for radio ...
J. Kamioka   +4 more
doaj   +1 more source

New trends in active filters for improving power quality [PDF]

open access: yes, 1995
Since their basic compensation principles were proposed around 1970, active filters have been studied by many researchers and engineers aiming to put them into practical applications.
Akagi, Hirofumi
core   +1 more source

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