Invention Grant
US06768280B2 Motor control apparatus 有权
电机控制装置

  • Patent Title: Motor control apparatus
  • Patent Title (中): 电机控制装置
  • Application No.: US10179973
    Application Date: 2002-06-26
  • Publication No.: US06768280B2
    Publication Date: 2004-07-27
  • Inventor: Yasuhiko Kitajima
  • Applicant: Yasuhiko Kitajima
  • Priority: JP2001-198691 20010629
  • Main IPC: H02P700
  • IPC: H02P700
Motor control apparatus
Abstract:
A motor control apparatus includes a fundamental wave current control system that controls a fundamental wave component of a motor current in an orthogonal coordinate system and a higher harmonic current control system that controls a higher harmonic component contained in the motor current in an orthogonal coordinate system. In the motor control apparatus, it is judged whether an output voltage from the power conversion device is in a saturated state, and a current control gain for the higher harmonic current control system is reduced if it is judged that the output voltage is in the saturated state.
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