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An optimized I-F startup method for BEMF-based sensorless control of SPMSM

  • School of Electrical Engineering and Automation, Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

BEMF-based methods, with the purpose of estimating the position and speed of the permanent magnet synchronous machine (PMSM), cannot be applied in low- speed range. Though the high frequency injection (HFI) methods can be operated in low- speed range, they are complicated. For low cost SPMSM applications, it is not necessary to be operated in low- speed range. Thus, an I-f starting method was introduced to accelerate the machine to a desired speed. This paper proposes an optimized starting procedure for sensorless control of SPMSM. The proposed transition procedure, including a nonlinear current reduction function, allows a more smooth transition between the startup accelerating mode (low- speed range) and the back-EMF-based sensorless control mode (medium- and high- speed range). The simulation results verify the effectiveness and robustness of the proposed method.

Original languageEnglish
Title of host publication2017 IEEE Transportation Electrification Conference and Expo, Asia-Pacific, ITEC Asia-Pacific 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538628942
DOIs
StatePublished - 23 Oct 2017
Externally publishedYes
Event2017 IEEE Transportation Electrification Conference and Expo, Asia-Pacific, ITEC Asia-Pacific 2017 - Harbin, China
Duration: 7 Aug 201710 Aug 2017

Publication series

Name2017 IEEE Transportation Electrification Conference and Expo, Asia-Pacific, ITEC Asia-Pacific 2017

Conference

Conference2017 IEEE Transportation Electrification Conference and Expo, Asia-Pacific, ITEC Asia-Pacific 2017
Country/TerritoryChina
CityHarbin
Period7/08/1710/08/17

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • I-f starting method
  • Nonlinear current reduction function
  • SPMSM
  • Sensorless control

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