An Overview on the Reliability of Modern Power Electronic Based Power Systems

Journal Article (2020)
Author(s)

Saeed Peyghami (Aalborg University)

Peter Palensky (TU Delft - Intelligent Electrical Power Grids)

F Blaabjerg (Aalborg University)

Research Group
Intelligent Electrical Power Grids
Copyright
© 2020 S. Peyghami, P. Palensky, Frede Blaabjerg
DOI related publication
https://doi.org/10.1109/OJPEL.2020.2973926
More Info
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Publication Year
2020
Language
English
Copyright
© 2020 S. Peyghami, P. Palensky, Frede Blaabjerg
Research Group
Intelligent Electrical Power Grids
Volume number
1
Pages (from-to)
34-50
Reuse Rights

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Abstract

Renewable energy resources are becoming the dominating element in power systems. Along with de-carbonization, they transform power systems into a more distributed, autonomous, bottom-up style one. We speak of Smart Grid and Microgrid when distributed energy resources take over. While being a means to improve technical and financial efficiency, planning, operations, and carbon footprint, it is these new technologies that also introduce new challenges. Reliability is one of them, deserving a new way of describing and assessing system and component reliability. This paper introduces a new reliability framework that covers these new elements in modern power systems. It can be seen that reliability assessment of modern power systems also requires introducing local reliability concepts as well as incorporating different electro-magnetic/mechanical stability issues.