Optimization of speed response of super-high-speed electric air compressor for hydrogen fuel cell vehicle considering the transient current

Donghai Hu*, Lei Yang, Fengyan Yi, Leli Hu, Qingqing Yang, Jiaming Zhou

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

A super-high-speed electric air compressor for a hydrogen fuel cell vehicle must have a wide speed range and high-speed regulation response capacity. However, due to the distortion of the air gaps magnetic field of the super-high-speed permanent magnet synchronous motor (SHSPMSM) in the super-high-speed domain, the motor's output torque capacity is reduced. Then its speed regulation response capacity is weakened. To solve this problem, firstly, we analyze the effect of transient current on the speed regulation response of the super-high-speed PMSM. Secondly, we proposed a new speed regulation control method, the transient current injection (TCI) control method. Finally, simulation analysis and experimental results demonstrate the effectiveness of the proposed control method. Under target speed of 151,703 rpm, the average electromagnetic torque of SHSPMSM using the TCI control method is increased by 3%. Furthermore, the speed regulation response time decreased by about 0.49s.

Original languageEnglish
Pages (from-to)27183-27192
Number of pages10
JournalInternational Journal of Hydrogen Energy
Volume46
Issue number53
DOIs
Publication statusPublished - 3 Aug 2021
Externally publishedYes

Keywords

  • Flux-weakening control
  • Hydrogen fuel cell vehicle
  • Speed regulation response capacity
  • Super-high-speed permanent magnet synchronous motor
  • Transient current injection (TCI) control

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