A wide speed range permanent magnet generator for future embedded aircraft generation systems

P. H. Mellor, S. G. Burrow, T. Sawata, M. Holme

    Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

    16 Citations (Scopus)

    Abstract

    The paper presents recent research into the use of an embedded generation system as an alternative to the emergency ram air turbine on aircraft. The proposal being to utilise the windmill effect of the low pressure turbine of the main aircraft engine for emergency power generation. A novel topology of a high specific output AC permanent magnet generator is described that has been designed to be driven directly from the low-pressure turbine via an integral fixed ratio gearbox. The requirement being to generate a regulated 270V DC, 0-20kW emergency supply over a 12:1, 3,000 to 36,000 rpm, generator shaft speed range. The methodologies behind the machine design and operation are described together with test results taken from a prototype generator system.

    Original languageEnglish
    Title of host publicationIEMDC 2003 - IEEE International Electric Machines and Drives Conference
    PublisherInstitute of Electrical and Electronics Engineers (IEEE)
    Pages1308-1313
    Number of pages6
    Volume2
    ISBN (Electronic)0780378172, 9780780378179
    DOIs
    Publication statusPublished - 1 Jan 2003
    EventIEEE International Electric Machines and Drives Conference, IEMDC 2003 - Madison, United States
    Duration: 1 Jun 20034 Jun 2003

    Conference

    ConferenceIEEE International Electric Machines and Drives Conference, IEMDC 2003
    Country/TerritoryUnited States
    CityMadison
    Period1/06/034/06/03

    Keywords

    • AC generators
    • Aircraft propulsion
    • DC generators
    • Distributed power generation
    • Permanent magnets
    • Power generation
    • Proposals
    • Shafts
    • Topology
    • Turbines

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