Results 91 to 100 of about 4,103 (225)

Incremental learning for large-scale stream data and its application to cybersecurity [PDF]

open access: yes, 2015
As many human currently depend on technologies to assist with daily tasks, there are more and more applications which have been developed to be fit in one small gadget such as smart phone and tablet.
Ali, Siti Hajar Aminah
core  

Compensate Power Quality Related Problems by Mitigating Source Harmonics with Artificial Neural-Network controller [PDF]

open access: yes, 2021
 This paper deals with Unified Power Quality Conditioner (UPQC) which consists of series and shunt active filter sharing a common dc link capacitor. The series active filter reduces voltage source harmonics.
et. al., M.Divya,
core   +1 more source

Improved model predictive control based on Luenberger state observer for LC‐coupling hybrid active power filter

open access: yesElectronics Letters, Volume 60, Issue 13, July 2024.
An improved model predictive control with Luenberger state observer is proposed for LC‐coupling hybrid active power filter. This article utilizes the Luenberger observer to mitigate the steady‐state error without additional sensors, and the one‐sampling‐time delay compensation is given for the digital control delay.
Yuan Lv   +5 more
wiley   +1 more source

Construction and Performance Investigation of Three-Phase Solar PV and Battery Energy Storage System Integrated UPQC

open access: yesIEEE Access, 2020
This study examines the use of Unified Power Quality Conditioner (UPQC) to mitigate the power quality problems existed in the grid and the harmonics penetrated by the non-linear loads.
Muhammad Alif Mansor   +4 more
doaj   +1 more source

Design and implementation of a cost‐effective practical single‐phase power quality analyzer using pyboard microcontroller and python‐to‐python interface

open access: yesThe Journal of Engineering, Volume 2024, Issue 2, February 2024.
The design, development, and performance evaluation of a SPPQA using Pyboard microcontroller and Python‐to‐Python interface is presented in this study. Comprehensive measurements, rigorous testing, and comparisons with classical approaches validate the SPPQA's exceptional accuracy and reliability, establishing it as an efficient tool for power quality ...
Mehran Sabahi   +2 more
wiley   +1 more source

UPQC-Based Power Quality Improvement in Grid-linked PV, Battery & Wind Systems [PDF]

open access: yesE3S Web of Conferences
This paper portrays an examination into the enhancement of power quality in grid-connected photovoltaic (PV), battery, and wind systems using Unified Power Quality Conditioner (UPQC).
Shravani Chapala   +2 more
doaj   +1 more source

Contribution of using a photovoltaic unified power quality conditioner in power quality improvement

open access: yesElectrical engineering & Electromechanics
Introduction. With the increasing complexity of power systems and the integration of diverse energy sources, issues such as voltage sags, swells, and signal distortions have emerged as critical challenges.
C. Bousnoubra, Y. Djeghader, H. Belila
doaj   +1 more source

Implementation of Unified Power Quality Conditioner Based on Variable Phase Angle Control Method [PDF]

open access: yes, 2021
This paper investigates the power quality problems which occur frequently in power supply and suggests a method to mitigate the power quality problems by the implementation of UPQC.
Ahamadi, Sk., Dinesh, L., Rao, G. Raja
core   +1 more source

Small Signal Modeling and Performance Analysis of Conventional- and Dual-UPQC

open access: yesIEEE Access
Both the conventional and dual compensation strategies are widely adopted in a unified power quality conditioner (UPQC). However, the differences between them are lack of in-depth analysis.
Shuqi Shi, Dashuang Liu, Jian Han
doaj   +1 more source

Power quality enhancement of grid-integrated solar photovoltaic system with unified power quality conditioner

open access: yesElectrical engineering & Electromechanics
Introduction. To enhance the quality of power and ensure a consistent electricity supply, this study proposes the utilization of a unified power quality conditioner (UPQC) system integrated with solar photovoltaic (PV) technology. The innovation involves
M. Manohara   +5 more
doaj   +1 more source

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