Harmonic disturbance regulator

Details Harmonic disturbance regulator Harmonic disturbance regulator

2006-10-24

2009-06-09

Ro, Bentsu (Department: 2837)

Electricity: motive power systems

Positional servo systems

Unwanted harmonic or voltage component elimination...

C318S606000, C318S609000, C318S611000, C318S632000

Reexamination Certificate

active

07545113

ABSTRACT:
Presented is a harmonic regulator that regulates a plurality of individual harmonics in a system having periodic torque disturbances to commanded values, including zero. For each harmonic being regulated, a feedback signal having at least one harmonic component due to the harmonic being regulated is transformed from a source reference frame to a harmonic reference frame of the harmonic being regulated to form a qd feedback signal. The qd feedback signal is subtracted from the commanded value to form a qd signal and regulated. The regulated qd signal is transformed to a destination reference frame to form a compensation signal and the compensation signal is added to a control signal to form a qd control signal that drives each harmonic being regulated towards the commanded value.

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