University of Luxembourg


Posted by Lidia from University of LuxembourgResponsive · Innovative Products and Technologies · Luxembourg

Summary of the technology

The core system relies on a novel disturbance-free virtual grid impedance estimator. The features functionalities are an accurate decoupled active and reactive power control, power factor control range from -0.25 to 0.25

University of Luxembourg

Description of the technology


  • Low investment rate – software upgrade with minor hardware changes
  • Improved grid efficiency
  • Reduction of grid extension rate
  • Optimization of the power production supplied by variable renewable energy sources.
  • Reduction of passive elements failures


Patent WO2019/145376 Online Grid impedance estimator. Invention tested and verified on the power micro-grid test bench at the University of Luxembourg.

Technology Owner

University of Luxembourg

Research & Technology Organization

Related keywords

  • Electronics, IT and Telecomms
  • Industrial manufacturing, Material and Transport Technologies
  • Industrial Technologies
  • Smart grids
  • Distributed power and grid connection
  • Power grid and distribution

About University of Luxembourg

Research & Technology Organization from Luxembourg

The University of Luxembourg, founded in 2003, is a European research university with a distinctly international, multilingual and interdisciplinary character. It is a modern institution with a personal atmosphere, close to European institutions, innovative companies and the financial place.

With nearly 6,200 students and about 1,700 employees from all over the globe, the University offers a unique mix of international excellence and national relevance, delivering knowledge for society and businesses. The University has three faculties and three interdisciplinary centers:

• The Faculty of Science, Technology and Communication (FSTC)
• The Faculty of Law, Economics and Finance (FDEF)
• The Faculty of Language and Literature, Humanities, Arts and Education (FLSHASE)
• The Interdisciplinary Centre for Security, Reliability and Trust (SnT)
• The Luxembourg Centre for Systems Biomedicine (LCSB)
• Luxembourg Centre for Contemporary and Digital History (C²DH)

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