Results 1 to 10 of about 12,109 (225)

Dependancy of Three Phase Induction Motor Derating Aspects on Complex Voltage Unbalance Factor: A Calorimetric and Finite Element Simulation Study [PDF]

open access: goldIEEE Access, 2021
It is well known that three-phase induction motors have to be derated in the presence of supply voltage unbalance (negative sequence) exceeding a stipulated limit of 1% based on several widely used standards.
Pathum Sudasinghe   +4 more
doaj   +5 more sources

A Novel Islanding Detection Method for Microgrid Using Complex Voltage Unbalance Factor [PDF]

open access: green
Abstract Accurate islanding detection is vital for grid stability, power system reliability and for sustainable energy practices. To address this, the paper introduces a novel technique, the Complex Voltage Unbalance Factor which is the ratio of negative and positive sequence voltage at the rate of angle.
SUDHEEKSHA MISRA, Bhola Jha, V. M Mishra
openaire   +2 more sources

Comprehensive Modeling of Induction Motor Imbalance Condition to ‎Precise Assessment of Steady State Performance Based on Complex ‎Current Unbalance Factor [PDF]

open access: yesمجله مدل سازی در مهندسی, 2021
After a comprehensive study of voltage unbalance issue, this ‎paper presents the defects of some unbalance factors and ‎concentrates on the importance of considering the angle of ‎complex voltage unbalance factor (CVUF) in order to ‎unbalanced condition ...
Saeed Maghsoodi   +3 more
doaj   +1 more source

The Performance of a Three-Phase Induction Motor under and over Unbalance Voltage [PDF]

open access: yesTikrit Journal of Engineering Sciences, 2021
Voltage unbalance is an adverse global phenomenon impacting three-phase induction motor output. Three-phase source voltage may become imbalanced in a variety of respects, while a balanced system preserves stable voltage magnitude and angles in ...
Abdulsatar H. Jassim   +2 more
doaj   +1 more source

Performance Analysis of the Slip Power Recovery Induction Motor Drive System Under Unbalance Supply Voltages

open access: yesAdvances in Electrical and Electronic Engineering, 2021
This paper develops a mathematical model for analyzing the steady-state performance of the Slip Power Recovery Induction Motor Drive System (SPRIMDS) which operates under unbalance supply voltage conditions.
Hilmi Fadhil Ameen, Fadhil Toufick Aula
doaj   +1 more source

Performance Analysis and Modeling of SRRCCIM under the Impact of Unbalance Supply Voltage [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2021
This paper develops a mathematical model for analyzing the steady state performance of the static rotor resistance chopper control induction motor (SRRCCIM) operates under unbalance supply voltage conditions.
AMEEN Hilmi, AULA Fadhil
doaj  

Improvement of two grid power factor control methods for matrix converter open‐end‐winding drive with common‐mode voltage elimination supplied by unbalanced grid

open access: yesIET Power Electronics, 2023
This paper investigates space‐vector‐modulation (SVM) technique that uses only rotating space vectors to drive a direct matrix converter (DMC) with zero common‐mode voltage (CMV).
Luka Stanić   +3 more
doaj   +1 more source

Design and development of a novel Invasive Blood Pressure simulator for patient's monitor testing [PDF]

open access: yes, 2020
This paper presents a newly-designed and realized Invasive Blood Pressure (IBP) device for the simulation on patient’s monitors. This device shows improvements and presents extended features with respect to a first prototype presented by the authors and ...
Bibbo, Daniele   +5 more
core   +1 more source

Theoretical and Experimental Investigation of the Supply Voltage Unbalance Effects on Squirrel Cage Induction Motors

open access: yesAlgerian Journal of Signals and Systems, 2019
Voltage unbalance is one of the power quality problems causing a lot of ill effects on induction motors. These are namely: Overheating, line-current unbalance, derating, torque pulsation, and inefficiency.
Fatma Zohra DEKHANDJI, Hamid BENTARZI
doaj   +1 more source

Enhanced Electric Vehicle Integration in the UK Low Voltage Networks with Distributed Phase Shifting Control [PDF]

open access: yes, 2019
Electric vehicles (EV) have gained global attention due to increasing oil prices and rising concerns about transportation-related urban air pollution and climate change.
Denai, Mouloud, Vega-Fuentes, Eduardo
core   +3 more sources

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