Results 81 to 90 of about 9,521 (205)

Voltage quality enhancement of distribution network based on unified power quality conditioner with BESS

open access: yesFrontiers in Energy Research
This article proposes a voltage compensation control strategy for the distribution network based on the unified power quality conditioner (UPQC) with battery energy storage systems (BESS) to achieve comprehensive management of the power quality and ...
Yan Mei   +5 more
doaj   +1 more source

Study of Unified Power Quality Conditioner for Power Quality Improvement

open access: yesInternational Journal Of Engineering And Computer Science, 2016
These In a powers system network there are many problems related to power quality. So to improve power quality of a system we use different devices such as active power filters. Active power filters are classified into two types that is Shunt Active Power Filter (APF) and Series Active Power Filter (APF) and combination of both is known as UPQC ...
openaire   +1 more source

Power outage detection methods for theoperation of a shunt active power flter as energy backup system [PDF]

open access: yes, 2014
This paper presents the study of power outage detection methods that can be applied to a Shunt Active Power Filter (SAPF) with energy backup capability.
A. Moschitta   +5 more
core   +2 more sources

Simulation and experiment of algorithm and circuit design for UPQC

open access: yesAutomatika, 2019
Power quality issues have become one of the most important issue for researchers to concern. In this paper, simulation and experiment of algorithm and circuit design of Unified Power Quality Conditioner (UPQC) are provided. Control algorithm and topology
Mingbo Yang, Tianyuan Tan, Junfeng Hu
doaj   +1 more source

Simplified Control Method for Unified Power Quality Conditioner (UPQC)

open access: yesRE&PQJ
Unified Power Quality Conditioner (UPQC) for harmonic elimination and simultaneous compensation of voltage and current, which improves the power quality offered for other harmonic sensitive loads. UPQC consist of combined series active power filter that compensates voltage harmonics of the power supply, and shunt active power filter that compensates ...
ÖZDEMİR, ENGİN, Kesler, Metin
openaire   +2 more sources

Unified Power Quality Conditioner: protection and performance enhancement [PDF]

open access: yes, 2008
The proliferation of power electronics-based equipment has produced a significant impact on the quality of electric power supply. Nowadays, much of the equipment is based on power electronic devices, often leading to problems of power quality.
Axente, Iurie
core   +1 more source

Measurements, Models, Systems and Design [PDF]

open access: yes, 2007
531 s.
Adamski, M. Węgrzyn, M. Węgrzyn, A.   +17 more
core   +1 more source

Application of a three‐phase unified power quality conditioner in a microgrid

open access: yesIET Smart Grid
In power distribution systems, common issues such as voltage fluctuations, voltage instability, current harmonics, and power imbalances often arise, negatively impacting the stability and power quality (PQ) of the power system.
Tsung‐Hsun Wu   +2 more
doaj   +1 more source

Design and Implementation of Novel Multi-Converter-Based Unified Power Quality Conditioner for Low-Voltage High-Current Distribution System

open access: yesEnergies, 2018
This paper introduces a novel multi-converter-based unified power quality conditioner (MCB-UPQC). Three optimization methods are proposed based on the traditional UPQC: (1) The shunt converter is substituted with multi-modular parallel converters. Hence,
Bin Yang   +3 more
doaj   +1 more source

Recent Sikorsky R and D progress [PDF]

open access: yes
The recent activities and progress in four specific areas of Sikorsky's research and development program are summarized. Since the beginning of the S-76 design in 1974, Sikorsky has been aggressively developing the technology for using composite ...

core   +1 more source

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