A secured, reliable and accurate unplanned island detection method in a renewable energy based microgrid

  • Soham Dutta*
  • , Sachin Olla
  • , Pradip Kumar Sadhu
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    29 Citations (Scopus)

    Abstract

    The paper proposes an unplanned island detection method in a microgrid with micro phasor measurement unit (μPMU). The μPMU extracts certain features, by using multi domain nature of discrete fractional Fourier transform, from measured voltage data and feeds it to a random forest classifier model to make decision of island or fault occurrence. The method was tested on an IEEE 34 node distribution network. The results show that the method is robust, reliable, cost effective and increases situational awareness. The proposed method has 99.8% accuracy, 99.89% security, 98.11% reliability, zero non detection zone and detection time of 49 ms.

    Original languageEnglish
    Pages (from-to)1102-1115
    Number of pages14
    JournalEngineering Science and Technology, an International Journal
    Volume24
    Issue number5
    DOIs
    Publication statusPublished - 10-2021

    All Science Journal Classification (ASJC) codes

    • Electronic, Optical and Magnetic Materials
    • Civil and Structural Engineering
    • Biomaterials
    • Mechanical Engineering
    • Hardware and Architecture
    • Fluid Flow and Transfer Processes
    • Computer Networks and Communications
    • Metals and Alloys

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