Results 31 to 40 of about 849,969 (302)

AN ACTIVE POWER FILTER AT OPERATION ON THE UNBALANCED AND NONLINEAR LOADS WITH CONTROL BY OPTIMIZATION ALGORITHM

open access: yesElectrical engineering & Electromechanics, 2017
Purpose is to develop a method for controlling a power active filter based on search optimization using software of Mathlab package and applying this method for balancing and compensating for all components of reactive power in a three-phase system ...
E. V. Yagup
doaj   +1 more source

Shunt active power filtering for smart appliances [PDF]

open access: yes2015 IEEE 28th Canadian Conference on Electrical and Computer Engineering (CCECE), 2015
Due to the increasing trend towards energy saving white goods appliances and the commercial viability of power electronic components, there has been an expansion in the use of solid state electronics and variable frequency drive motors in these applications.
L. Al-Musawi   +2 more
openaire   +1 more source

Shunt Active Filter in Damping Harmonics Propagation

open access: yesAdvances in Electrical and Computer Engineering, 2010
This paper deals with a hybrid shunt active power filter applied on 500 kV HVDC, after a description of the causes and effects harmonic pollution which may damage equipments and interrupt electric power customers service; in this paper we present the ...
BERBAOUI, B.   +3 more
doaj   +1 more source

Parallel Association of Shunt Active Power Filters [PDF]

open access: yes2007 IEEE International Symposium on Industrial Electronics, 2007
This paper describes different types of parallel association of Shunt Active Power Filters, presents computer simulation models developed in PSCAD®/EMTDC?, and shows simulated results for each case. The control system used in the active filters is based on the Instantaneous Reactive Power Theory (p-q Theory). The active filters use periodic sampling as
Pregitzer, Ricardo G.   +3 more
openaire   +2 more sources

Therapeutic Apheresis for Intravenous Methylprednisolone‐Refractory Neuromyelitis Optica Spectrum Disorder: Clinical and Radiological Outcomes in a Single‐Center Case Series

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Neuromyelitis optica spectrum disorder (NMOSD) is a relapsing autoimmune disease of the central nervous system. High‐dose intravenous methylprednisolone (IVMP) is the standard first‐line therapy for acute attacks, although some patients remain refractory.
Wataru Horiguchi   +5 more
wiley   +1 more source

Sliding Mode Control Based Shunt Active Power Filter [PDF]

open access: yesProblems of the Regional Energetics, 2018
Currentlytheshuntactivepowerfilter(APF)isaneffectivemeansofreducinginactivecomponentsofthepowerconsumedfromthenetwork.Atthesametime,theshuntAPFbeinganonlinearelementisitselfasourceofhigherharmonics,thesuppressionofwhichisimposedontheinterfacefilter ...
SkuriatinY.V.   +2 more
doaj   +1 more source

Active filter to improve the energetic efficiency in electric installations. [PDF]

open access: yes, 2009
The Department of Electrical Engineering of the University Carlos III of Madrid has developed a prototype of active filter to compensate the disturbances that a nonlinear load produces.
Amarís Duarte, Hortensia Elena   +1 more
core   +1 more source

SiC multilayer photonic structures with self optical bias amplification [PDF]

open access: yes, 2012
Characteristics of tunable wavelength pi'n/pin filters based on a-SiC:H multilayered stacked cells are studied both experimental and theoretically. Results show that the device combines the demultiplexing operation with the simultaneous photodetection ...
Barata, Manuel   +5 more
core   +3 more sources

Dietary Protein Intake and Peritoneal Protein Losses in Peritoneal Dialysis Patients

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Peritoneal dialysis (PD) patients lose protein in their waste dialysate, potentially increasing their risk for malnutrition. We wished to determine whether there was any association between losses and dietary protein intake (DPI). Methods DPI was assessed from 24‐h dietary recall using Nutrics software.
Haalah Shaaker, Andrew Davenport
wiley   +1 more source

Simulation of a single-phase active power filter based ANN controller [PDF]

open access: yes, 2013
This project presents the employment of a single-phase active power filter (APF) to compensate harmonics generated by battery charger. The presence of the harmonics leads to various problems and poor power quality.
Mahadan, Mohd Ezwan
core  

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