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Synchronous Motor Phase Control By Vector Addition of Induced Winding Voltages

    • Innovatia Laboratories

    Research output: Contribution to journalArticlepeer-review

    Abstract

    We propose a simple low-cost approach to the winding-sensed control of three-phase synchronous permanent-magnet motors. Our approach results from a straightforward but elegant application of vector-based motor theory. The method therefore does not depend on the differential equations that describe the motor dynamics, and it does not depend on the particular motor parameters. The single method we derive applies to both wye- and delta-configured motors. We vectorially sum the voltage waveforms at the motor terminals in a certain way and use their zero crossings to produce a correctly phased six-step switch sequence. We discuss the implementation for both wye- and delta-configured motors, and we present experimental results for a delta-configured implementation.

    Original languageAmerican English
    JournalIEEE Transactions on Industrial Electronics
    Volume51
    DOIs
    StatePublished - Jun 1 2004

    Keywords

    • brushless rotating machines
    • motor drives
    • permanent-magnet motors

    Disciplines

    • Electrical and Computer Engineering
    • Materials Science and Engineering
    • Structural Materials

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