On-Line Efficiency Improvement of Induction Motor Vector Controlled

Efficiency improvement is an important challenge for electric motor driven systems. For an induction motor, operation under rated conditions (at rated load with rated flux) is very efficient. However, in many situations, operation with rated flux causes low efficiency especially at light load ranges...

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Main Authors: Djamel Benoudjit, Mohamed Said Nait-Said, Said Drid, Nasreddine Nait-Said
Format: Article
Language:English
Published: VSB-Technical University of Ostrava 2016-01-01
Series:Advances in Electrical and Electronic Engineering
Subjects:
Online Access:http://advances.utc.sk/index.php/AEEE/article/view/1682
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author Djamel Benoudjit
Mohamed Said Nait-Said
Said Drid
Nasreddine Nait-Said
author_facet Djamel Benoudjit
Mohamed Said Nait-Said
Said Drid
Nasreddine Nait-Said
author_sort Djamel Benoudjit
collection DOAJ
description Efficiency improvement is an important challenge for electric motor driven systems. For an induction motor, operation under rated conditions (at rated load with rated flux) is very efficient. However, in many situations, operation with rated flux causes low efficiency especially at light load ranges. In these applications, induction motor should operate at reduced flux which causes a balance between iron losses and copper losses leading to an improved efficiency. This paper concerns energy optimization, i.e. efficiency improvement is carried out via a controller designed on the basis of imposing the rated power factor, by finding a relationship between rotor flux and torque current component which can optimize the compromise between torque and efficiency in steady state as well as in transient state. Experimental results are presented to prove the effectiveness and validity of the proposed controller.
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spelling doaj.art-64aa885e87e74de2ab9ec3ef0a35649e2023-05-14T20:50:10ZengVSB-Technical University of OstravaAdvances in Electrical and Electronic Engineering1336-13761804-31192016-01-0114324725310.15598/aeee.v14i3.1682818On-Line Efficiency Improvement of Induction Motor Vector ControlledDjamel Benoudjit0Mohamed Said Nait-Said1Said Drid2Nasreddine Nait-Said3University of Batna 2University of Batna 2University of Batna 2University of Batna 2Efficiency improvement is an important challenge for electric motor driven systems. For an induction motor, operation under rated conditions (at rated load with rated flux) is very efficient. However, in many situations, operation with rated flux causes low efficiency especially at light load ranges. In these applications, induction motor should operate at reduced flux which causes a balance between iron losses and copper losses leading to an improved efficiency. This paper concerns energy optimization, i.e. efficiency improvement is carried out via a controller designed on the basis of imposing the rated power factor, by finding a relationship between rotor flux and torque current component which can optimize the compromise between torque and efficiency in steady state as well as in transient state. Experimental results are presented to prove the effectiveness and validity of the proposed controller.http://advances.utc.sk/index.php/AEEE/article/view/1682induction motorpower factorrobust optimizer efficiency factor (roef)vector control.
spellingShingle Djamel Benoudjit
Mohamed Said Nait-Said
Said Drid
Nasreddine Nait-Said
On-Line Efficiency Improvement of Induction Motor Vector Controlled
Advances in Electrical and Electronic Engineering
induction motor
power factor
robust optimizer efficiency factor (roef)
vector control.
title On-Line Efficiency Improvement of Induction Motor Vector Controlled
title_full On-Line Efficiency Improvement of Induction Motor Vector Controlled
title_fullStr On-Line Efficiency Improvement of Induction Motor Vector Controlled
title_full_unstemmed On-Line Efficiency Improvement of Induction Motor Vector Controlled
title_short On-Line Efficiency Improvement of Induction Motor Vector Controlled
title_sort on line efficiency improvement of induction motor vector controlled
topic induction motor
power factor
robust optimizer efficiency factor (roef)
vector control.
url http://advances.utc.sk/index.php/AEEE/article/view/1682
work_keys_str_mv AT djamelbenoudjit onlineefficiencyimprovementofinductionmotorvectorcontrolled
AT mohamedsaidnaitsaid onlineefficiencyimprovementofinductionmotorvectorcontrolled
AT saiddrid onlineefficiencyimprovementofinductionmotorvectorcontrolled
AT nasreddinenaitsaid onlineefficiencyimprovementofinductionmotorvectorcontrolled