Multi-terminal DC wind farm collection and transmission system internal fault analysis: IEEE International Symposium on Industrial Electronics

J. Yang, J.E. Fletcher, J. O'Reilly

    Research output: Contribution to conferencePaperpeer-review

    31 Scopus citations

    Abstract

    The multi-terminal DC wind farm is a promising topology with a voltage source inverter (VSI) connection at the onshore grid. Voltage source converters (VSCs) are robust to AC side fault conditions, however, they are vulnerable to DC faults on the farm side of the converter. This paper analyses DC faults, their transients and resulting protection issues. All kinds of fault overcurrents are analysed in detail and these contribute to protection system design. The radial wind farm topology with star or string connection is considered. The outcomes are applicable for VSCs in both the multi-VSC DC wind farm collection grid and VSC-based high voltage direct current (HVDC) transmission systems for offshore wind farms. © 2010 IEEE.
    Original languageAmerican English
    Pages2437-2442
    Number of pages6
    DOIs
    StatePublished - 2010

    Keywords

    • Fault overcurrent
    • Multi-terminal DC wind farm
    • Voltage source converter (VSC)
    • Wind power generation
    • Electric power generation
    • Electric utilities
    • Farms
    • Industrial electronics
    • Power converters
    • Power quality
    • Systems analysis
    • Topology
    • Wind power
    • AC-side
    • Dc fault
    • Fault conditions
    • High-voltage direct-current transmission systems
    • Internal faults
    • Multi terminals
    • Offshore wind farms
    • Overcurrents
    • Protection systems
    • Radial winds
    • Transmission systems
    • Voltage source converters
    • Voltage source inverter
    • Voltage-source converter
    • Wind farm
    • DC power transmission

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