Arrangements or methods for the control of electric machines by vector control

HELECTRICITY H02Electric power H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS

H02P21/00Arrangements or methods for the control of electric machines by vector control

H02P21/0003Control strategies in general H02P21/0007using sliding mode control H02P21/001using fuzzy control H02P21/0014using neural networks H02P21/0017Model reference adaptation H02P21/0021using different modes of control depending on a parameter H02P21/0025implementing a off line learning phase to determine and store useful data for on-line control H02P21/0085specially adapted for high speeds H02P21/0089using field weakening H02P21/02specially adapted for optimising the efficiency at low load H02P21/04specially adapted for very low speeds H02P21/05specially adapted for damping motor oscillations H02P21/06Rotor flux based control involving the use of rotor position or rotor speed sensors H02P21/08Indirect field-oriented control Rotor flux feed-forward control H02P21/09Field phase angle calculation based on rotor voltage equation by adding slip frequency and speed proportional frequency H02P21/10Direct field-oriented control Rotor flux feed-back control H02P21/12Stator flux based control involving the use of rotor position or rotor speed sensors H02P21/13Observer control H02P21/14Estimation or adaptation of machine parameters H02P21/141Flux estimation H02P21/143Inertia or moment of inertia estimation H02P21/16Estimation of constants H02P21/18Estimation of position or speed H02P21/20Estimation of torque H02P21/22Current control H02P21/24Vector control not involving the use of rotor position or rotor speed sensors H02P21/26Rotor flux based control H02P21/28Stator flux based control H02P21/30Direct torque control [DTC] or field acceleration method [FAM] H02P21/32Determining the initial rotor position H02P21/34Arrangements for starting H02P21/36Arrangements for braking or slowing Four quadrant control H02P21/50Vector control arrangements or methods not otherwise provided for in H02P21/00- H02P21/36