Single-phase controller design for a fault-tolerant permanent magnet generator

R. Todd, A. A Abd Hafez, A. J. Forsyth, S. A. Long

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    A simple, per-phase controller is described for a five-phase, fault-tolerant, permanent magnet generator. The power conditioning and control system for the generator comprises five independent H-bridge converters operating with sinusoidal PWM and supplying a common high-voltage dc bus. The separate controllers adjust the PWM pattern in each converter to regulate the dc bus voltage over the 3:1 machine speed range, which requires field weakening operation at high speed. Small-signal analysis is used to form a theoretical basis for the control loop design. Practical results are included from a 70 kW, five-phase prototype system to validate the analysis and illustrate the controller performance. © 2008 IEEE.
    Original languageEnglish
    Title of host publication2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008|IEEE Veh. Power Propul. Conf., VPPC
    DOIs
    Publication statusPublished - 2008
    Event2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008 - Harbin
    Duration: 1 Jul 2008 → …

    Conference

    Conference2008 IEEE Vehicle Power and Propulsion Conference, VPPC 2008
    CityHarbin
    Period1/07/08 → …

    Keywords

    • Fault tolerant
    • Permanent magnet generator

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