Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor

Due to the advantages of high torque density, high efficiency, and wide constant power speed range (CPSR), interior permanent magnet synchronous motors (IPMSMs) are gaining more and more attention in electric vehicle (EV) applications. There are many geometrical parameters in IPMSMs, and some of the...

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Main Authors: Hao Chen, Christopher H. T. Lee
Format: Article
Language:English
Published: IEEE 2019-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8889558/
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author Hao Chen
Christopher H. T. Lee
author_facet Hao Chen
Christopher H. T. Lee
author_sort Hao Chen
collection DOAJ
description Due to the advantages of high torque density, high efficiency, and wide constant power speed range (CPSR), interior permanent magnet synchronous motors (IPMSMs) are gaining more and more attention in electric vehicle (EV) applications. There are many geometrical parameters in IPMSMs, and some of them have significant impact on the performance of such machines. This paper presents a parametric sensitivity study of the rotor geometrical parameters for a V-shaped magnet IPMSM. In which, both the individual sensitivity and the combined sensitivity with considering the interaction effects of these parameters are performed by finite-element analysis (FEA). The electromagnetic characteristics in the low-speed range, including average torque, torque ripple, cogging torque, power density, power factor, efficiency, etc. and the flux-weakening capability in the high-speed range are investigated in detail. Based on the parametric study, the V-shaped magnet IPMSM is optimized. The results show that the performance of the optimal design is significantly improved. In addition, the validity of the FEA simulation results is verified by experiment with a prototype.
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spelling doaj.art-b2fdac29fc7f436fab6d2ca423ba04412022-12-21T20:02:36ZengIEEEIEEE Access2169-35362019-01-01715991815992910.1109/ACCESS.2019.29507738889558Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous MotorHao Chen0https://orcid.org/0000-0003-1777-3459Christopher H. T. Lee1https://orcid.org/0000-0001-5132-4126School of Electrical and Electronic Engineering, Nanyang Technological University, SingaporeSchool of Electrical and Electronic Engineering, Nanyang Technological University, SingaporeDue to the advantages of high torque density, high efficiency, and wide constant power speed range (CPSR), interior permanent magnet synchronous motors (IPMSMs) are gaining more and more attention in electric vehicle (EV) applications. There are many geometrical parameters in IPMSMs, and some of them have significant impact on the performance of such machines. This paper presents a parametric sensitivity study of the rotor geometrical parameters for a V-shaped magnet IPMSM. In which, both the individual sensitivity and the combined sensitivity with considering the interaction effects of these parameters are performed by finite-element analysis (FEA). The electromagnetic characteristics in the low-speed range, including average torque, torque ripple, cogging torque, power density, power factor, efficiency, etc. and the flux-weakening capability in the high-speed range are investigated in detail. Based on the parametric study, the V-shaped magnet IPMSM is optimized. The results show that the performance of the optimal design is significantly improved. In addition, the validity of the FEA simulation results is verified by experiment with a prototype.https://ieeexplore.ieee.org/document/8889558/Design optimizationinterior permanent magnet synchronous motorparametric sensitivity analysis
spellingShingle Hao Chen
Christopher H. T. Lee
Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
IEEE Access
Design optimization
interior permanent magnet synchronous motor
parametric sensitivity analysis
title Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
title_full Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
title_fullStr Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
title_full_unstemmed Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
title_short Parametric Sensitivity Analysis and Design Optimization of an Interior Permanent Magnet Synchronous Motor
title_sort parametric sensitivity analysis and design optimization of an interior permanent magnet synchronous motor
topic Design optimization
interior permanent magnet synchronous motor
parametric sensitivity analysis
url https://ieeexplore.ieee.org/document/8889558/
work_keys_str_mv AT haochen parametricsensitivityanalysisanddesignoptimizationofaninteriorpermanentmagnetsynchronousmotor
AT christopherhtlee parametricsensitivityanalysisanddesignoptimizationofaninteriorpermanentmagnetsynchronousmotor