Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions

This paper evaluates the performance of an inverter-fed nine-phase squirrel cage induction motor (SCIM) under faulty conditions. The induction motor’s stator core of the conventional National Electrical Manufacturers Association (NEMA) frame size of 90L has been rewound to accommodate coils that for...

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Main Authors: Mpho Glen Maeko, Mbika Muteba
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Engineering Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4591/60/1/14
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author Mpho Glen Maeko
Mbika Muteba
author_facet Mpho Glen Maeko
Mbika Muteba
author_sort Mpho Glen Maeko
collection DOAJ
description This paper evaluates the performance of an inverter-fed nine-phase squirrel cage induction motor (SCIM) under faulty conditions. The induction motor’s stator core of the conventional National Electrical Manufacturers Association (NEMA) frame size of 90L has been rewound to accommodate coils that form the nine-phase windings. The prototyped nine-phase SCIM drive has been tested for transient and steady-state capabilities for well-conditioned and defective functioning. The open-phase-winding faults are caused by fuses opening during an imposed short circuit. The experimental results evidenced that the nine-phase induction motor drive can operate under faulty conditions while minimizing the gravity of defective functioning. This premise has positioned the nine-phase SCIM drive as a strong candidate in applications where fault tolerance is a must, and the motor may be required to continue operating temporarily under faulty conditions until maintenance is in effect.
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spelling doaj.art-be89cfb6b84e4c81af164cab6925cabd2024-03-27T13:36:43ZengMDPI AGEngineering Proceedings2673-45912024-01-016011410.3390/engproc2024060014Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty ConditionsMpho Glen Maeko0Mbika Muteba1Department of Electrical and Electronic Engineering Technology, University of Johannesburg, Auckland Park, Johannesburg 2006, South AfricaDepartment of Electrical and Electronic Engineering Technology, University of Johannesburg, Auckland Park, Johannesburg 2006, South AfricaThis paper evaluates the performance of an inverter-fed nine-phase squirrel cage induction motor (SCIM) under faulty conditions. The induction motor’s stator core of the conventional National Electrical Manufacturers Association (NEMA) frame size of 90L has been rewound to accommodate coils that form the nine-phase windings. The prototyped nine-phase SCIM drive has been tested for transient and steady-state capabilities for well-conditioned and defective functioning. The open-phase-winding faults are caused by fuses opening during an imposed short circuit. The experimental results evidenced that the nine-phase induction motor drive can operate under faulty conditions while minimizing the gravity of defective functioning. This premise has positioned the nine-phase SCIM drive as a strong candidate in applications where fault tolerance is a must, and the motor may be required to continue operating temporarily under faulty conditions until maintenance is in effect.https://www.mdpi.com/2673-4591/60/1/14induction motoropen-phase faultnine-phase driveshort-circuit fault
spellingShingle Mpho Glen Maeko
Mbika Muteba
Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
Engineering Proceedings
induction motor
open-phase fault
nine-phase drive
short-circuit fault
title Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
title_full Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
title_fullStr Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
title_full_unstemmed Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
title_short Performance Analysis of a Nine-Phase Squirrel Cage Induction Motor under Faulty Conditions
title_sort performance analysis of a nine phase squirrel cage induction motor under faulty conditions
topic induction motor
open-phase fault
nine-phase drive
short-circuit fault
url https://www.mdpi.com/2673-4591/60/1/14
work_keys_str_mv AT mphoglenmaeko performanceanalysisofaninephasesquirrelcageinductionmotorunderfaultyconditions
AT mbikamuteba performanceanalysisofaninephasesquirrelcageinductionmotorunderfaultyconditions