Medium-Voltage Megawatt Power-Electronic-Based Grid Emulators: Testing Capability Requirements and Dynamics Challenges – A Review

Zejie Li, Fangzhou Zhao, Xiongfei Wang*, Stig Munk-Nielsen, Martin Geske, Rayk Grune, Daniel Bo Rønnest Andersen, Miguel Garnelo Rodriguez

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

5 Citations (Scopus)
145 Downloads (Pure)

Abstract

Power-electronic-based grid emulators are emerging as a promising way to test the grid-code compliance of renewable energy resources. Yet, the ever-increasing power and voltage levels of device under test (DUT) pose new requirements and challenges to power-electronic-based grid emulators. This article first gives an overview of testing capability requirements based on the recent grid codes and standards and then discusses the resulted dynamic interactions and solutions for power-electronic-based grid emulators. Perspectives on the open issues and emerging trends of grid emulators are finally shared.

Original languageEnglish
JournalI E E E Journal of Emerging and Selected Topics in Power Electronics
Volume12
Issue number2
Pages (from-to)1545-1559
Number of pages15
ISSN2168-6777
DOIs
Publication statusPublished - 1 Apr 2024

Keywords

  • Codes
  • Grid emulator
  • Impedance
  • Power quality
  • Testing
  • Time factors
  • Voltage control
  • Voltage fluctuations
  • dynamic interactions
  • grid-code requirements
  • testing

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