A high-power factor permanent magnet vernier motor for direct drive application

This dissertation designs a Permanent Magnet Vernier Motor for direct drive application on electric vehicle with given design requirement. Surface mounted radial excitation permanent magnet is applied on the outer rotor for initial design. The critical issue, low power factor, restricts the current...

Full description

Saved in:
Bibliographic Details
Main Author: Guo, Feifan
Other Authors: Christopher H. T. Lee
Format: Thesis-Master by Coursework
Language:English
Published: Nanyang Technological University 2023
Subjects:
Online Access:https://hdl.handle.net/10356/166900
Tags: Add Tag
No Tags, Be the first to tag this record!
Institution: Nanyang Technological University
Language: English
id sg-ntu-dr.10356-166900
record_format dspace
spelling sg-ntu-dr.10356-1669002023-07-04T15:34:36Z A high-power factor permanent magnet vernier motor for direct drive application Guo, Feifan Christopher H. T. Lee School of Electrical and Electronic Engineering Energy Research Institute @ NTU (ERI@N) chtlee@ntu.edu.sg Engineering::Electrical and electronic engineering This dissertation designs a Permanent Magnet Vernier Motor for direct drive application on electric vehicle with given design requirement. Surface mounted radial excitation permanent magnet is applied on the outer rotor for initial design. The critical issue, low power factor, restricts the current can be injected into the motor. Output torque is very low. New design swaps the radial excitation surface mounted permanent magnet with Halbach array permanent magnet. Furthermore, optimizations about number of turns, magnet height and split teeth distance are made. The power factor and torque density are much better than the initial design. Finally, the PMVM torque density can reach 28.76 ∙ / while the power factor remains above 0.8. Further study about the optimization of other parameters will be conducted and prototype can be made to do experimental validation in the future. Master of Science (Power Engineering) 2023-05-11T11:32:33Z 2023-05-11T11:32:33Z 2023 Thesis-Master by Coursework Guo, F. (2023). A high-power factor permanent magnet vernier motor for direct drive application. Master's thesis, Nanyang Technological University, Singapore. https://hdl.handle.net/10356/166900 https://hdl.handle.net/10356/166900 en ISM-DISS-03370 application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Electrical and electronic engineering
spellingShingle Engineering::Electrical and electronic engineering
Guo, Feifan
A high-power factor permanent magnet vernier motor for direct drive application
description This dissertation designs a Permanent Magnet Vernier Motor for direct drive application on electric vehicle with given design requirement. Surface mounted radial excitation permanent magnet is applied on the outer rotor for initial design. The critical issue, low power factor, restricts the current can be injected into the motor. Output torque is very low. New design swaps the radial excitation surface mounted permanent magnet with Halbach array permanent magnet. Furthermore, optimizations about number of turns, magnet height and split teeth distance are made. The power factor and torque density are much better than the initial design. Finally, the PMVM torque density can reach 28.76 ∙ / while the power factor remains above 0.8. Further study about the optimization of other parameters will be conducted and prototype can be made to do experimental validation in the future.
author2 Christopher H. T. Lee
author_facet Christopher H. T. Lee
Guo, Feifan
format Thesis-Master by Coursework
author Guo, Feifan
author_sort Guo, Feifan
title A high-power factor permanent magnet vernier motor for direct drive application
title_short A high-power factor permanent magnet vernier motor for direct drive application
title_full A high-power factor permanent magnet vernier motor for direct drive application
title_fullStr A high-power factor permanent magnet vernier motor for direct drive application
title_full_unstemmed A high-power factor permanent magnet vernier motor for direct drive application
title_sort high-power factor permanent magnet vernier motor for direct drive application
publisher Nanyang Technological University
publishDate 2023
url https://hdl.handle.net/10356/166900
_version_ 1772828609577222144