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CPC Main Group
H02P 21/00

Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation

14 direct subcodes

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  • H02P 21/02 specially adapted for optimising the efficiency at low load
  • H02P 21/04 specially adapted for very low speeds
  • H02P 21/05 specially adapted for damping motor oscillations, e.g. for reducing hunting
  • H02P 21/12 Stator flux based control involving the use of rotor position or rotor speed sensors
  • H02P 21/13 Observer control, e.g. using Luenberger observers or Kalman filters
  • H02P 21/22 Current control, e.g. using a current control loop
  • H02P 21/34 Arrangements for starting
  • H02P 21/36 Arrangements for braking or slowing; Four quadrant control