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Virtual shifting impedance method for extended range high-fidelity PHIL testing

  • Alexandros Paspatis
  • , Alkistis Kontou
  • , Zhiwang Feng
  • , Mazheruddin Hussain Syed
  • , Georg Lauss
  • , Graeme Burt
  • , Panos Kotsampopoulos
  • , Nikos Hatziargyriou

Research output: Contribution to journal › Article › peer-review

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Abstract

A novel power hardware-in-the-loop interface algorithm, the virtual shifting impedance, is developed, validated, and demonstrated in this article. Building on existing interface algorithms, this method involves shifting a part of the software impedance to the hardware side to improve the stability and accuracy of power hardware-in-the-loop setups. However, compared to existing approaches, this impedance shifting is realized by modifying the command signals of the power amplifier controller, thus avoiding the requirement for hardware passive components. The mathematical derivation of the virtual shifting impedance interface algorithm is realized step by step, while its stability and accuracy properties are thoroughly examined. Finally, the applicability of the proposed method is verified through power hardware-in-the-loop simulation results.

Original languageEnglish
Pages (from-to)2903-2913
Number of pages11
JournalIEEE Transactions on Industrial Electronics
Volume71
Issue number3
Early online date27 Apr 2023
DOIs
Publication statusPublished - Mar 2024

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy
  2. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • power system testing
  • power hardware-in-the-loop (PHIL)
  • interface algorithms
  • real-time simulation
  • stability analysis
  • accuracy assessment

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