Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H02P 21/28

Stator flux based control

Introduced: January 2016

Full Title

Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation > Vector control not involving the use of rotor position or rotor speed sensors > Stator flux based control

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 2016.

Child Classifications

Navigate with arrow keys, Enter to open

  • H02P 21/30 Direct torque control [DTC] or field acceleration method [FAM] since 2016 IPC+CPC Available in IPC and CPC