Initial Rotor Position Estimation for Brushless Electrically Excited Synchronous Starter/generator Based on Time Division Signal Injection

Chongzhao Ma, Shuai Mao, Weiguo Liu, Guangzhao Luo, Shuo Zhang, Lu Wang

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

Abstract

This article proposes a novel approach for estimating the initial rotor position for brushless electrically excited synchronous starter/generator (BESSG). Based on time division signal injection (TDSI) and excitation current estimation, the initial rotor position can be determined quickly by injecting positive pulse signals into the β-axis and α-axis of stator of main generator (MG) in a timed manner once. The proposed method does not require multiple signal injections into the MG with nor identifying the N-pole and S-pole. The effectiveness and feasibility are verified by experimental results.

Original languageEnglish
Title of host publication2023 26th International Conference on Electrical Machines and Systems, ICEMS 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages3246-3250
Number of pages5
ISBN (Electronic)9798350317589
DOIs
StatePublished - 2023
Event26th International Conference on Electrical Machines and Systems, ICEMS 2023 - Zhuhai, China
Duration: 5 Nov 20238 Nov 2023

Publication series

Name2023 26th International Conference on Electrical Machines and Systems, ICEMS 2023

Conference

Conference26th International Conference on Electrical Machines and Systems, ICEMS 2023
Country/TerritoryChina
CityZhuhai
Period5/11/238/11/23

Keywords

  • brushless electrically excited synchronous starter/generator
  • Initial rotor position estimation
  • time division signal injection (TDSI)

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