Results 21 to 30 of about 31,488 (302)

Memperbaiki Tegangan dan Rugi–rugi Daya pada Sistem Transmisi dengan Optimasi Penempatan Kapasitor menggunakan Algoritma Genetika

Jurnal Nasional Teknik Elektro, 2016
Electric power system is said to have a high degree of reliability if the system is able to provide a supply of electrical energy required by consumers continuously.
Syukri Yunus, Heru Dibyo Laksono, Putri Nidya   +2 more
doaj   +1 more source

Low-Cost System with Transient Reduction for Automatic Power Factor Controller in Three-Phase Low-Voltage Installations

Energies
In power engineering, the importance of maintaining a high power factor in low-voltage electrical installations is known. In power substations for industry, the usual method of coupling is to use an automatic power factor controller which connects ...
Gabriel Nicolae Popa, Corina Maria Diniș   +1 more
doaj   +1 more source

The most economical power factor correction according to tariff structures in Egypt

, 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, Aziz, MMA
core   +1 more source

Simple Capacitors to Supercapacitors - An Overview

International Journal of Electrochemical Science, 2008
The renaissance of electrical/electrochemical double layer capacitors is occurring at a phenomenally high rate as the significant role of these power storage devices in traction, space flight technology, power electronics and other related fields is ...
M. Jayalakshmi, K. Balasubramanian
doaj   +1 more source

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

, 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

The design of a model predictive control strategy and performance analysis for pumped storage units and super capacitors in power systems

Frontiers in Energy Research
IntroductionSuper capacitors were regarded as one of the most effective frequency regulation technologies in power systems. The major issue of applying super capacitors for frequency regulation is the limited energy capacity and the high construction ...
Wang Zhidong, Han Xiaonan, Wang Ying
doaj   +1 more source

A Torque Control Method Based on I-MR Controller for IPMSM Drive With Small DC-Link Capacitor

IEEE Access, 2021
In traditional motor drive system, large volume electrolytic capacitors are utilized to buffer energy and stabilize the dc-link voltage. However, these capacitors affect the reliability of the drives and narrow the conduction angle of diode-rectifier. As
Haichun Li, Quan Yin, Qingyi Wang, Jigui Miao, Yanting Hou   +4 more
doaj   +1 more source

Modelling approaches for DC-DC converters with switched capacitors

, 2015
In this paper we review relevant problems in the modelling of DC-DC converters with switched capacitors. We study several approaches that overcome the exposed modelling difficulties, addressing ideal and nonideal cases and using dynamic equations that ...
Rapisarda, P., Rosas Caro, J.C., Mayo Maldonado, J.C.   +2 more
core   +1 more source

An Integral Battery Charger with Power Factor Correction for Electric Scooter [PDF]

, 2009
This paper presents an integral battery charger for an electric scooter with high voltage batteries and interior-permanent-magnet motor traction drive.
E. Armando, P. Guglielmi, Paolo Guglielmi, Pellegrino, Gian-Mario Luigi, Guglielmi, Paolo, Gianmario Pellegrino, Armando, Eric Giacomo, Eric Armando, PELLEGRINO, GIAN - MARIO LUIGI, G. Pellegrino   +9 more
core   +1 more source

Fault diagnosis of power capacitors using a convolutional neural network combined with the chaotic synchronisation method and the empirical mode decomposition method

IET Science, Measurement & Technology, 2021
This study combined a Convolutional Neural Network (CNN) with the chaos theory and the Empirical Mode Decomposition (EMD) method for the attenuation fault recognition of power capacitors.
Shiue‐Der Lu, Hong‐Wei Sian, Meng‐Hui Wang, Cheng‐Chien Kuo   +3 more
doaj   +1 more source