Influence of Inverters Based Sources on Protections Devices
Issue 060 June 2022
Cover Art
Cover Story
Featured Articles
Scalable Fault Isolation Technology for Islanded Inverter-based...
by Colleen Konsavage, and Sebastien Billaut, Commonwealth Associates, Inc, USA As microgrid deployments increase worldwide, the penetration of inverter-based resources (IBRs) also continues to rise...
Back to the future – distance protection elements for...
by Bogdan Kasztenny, Schweitzer Engineering Laboratories, Inc. We are in a position to protect lines connecting unconventional sources because today, system terminals are still relatively strong. The...
Role of Modeling & Simulation in Addressing DER Integration...
by Maigha and Andreas Brandt, Commonwealth Edison, USA Distributed Energy Resources (DERs) present new challenges to traditional planning and operation philosophies. Well established concepts and...
Is This the Breakthrough RoCoF has been waiting for?
By Urban Rudez, Rajne Ilievska, Denis Sodin, Janez Zakonjsek, Rafael Mihalic, Slovenia Acknowledgements: This work was funded by the Slovenian Research Agency through the research program...
Energy Resiliency and Optimization
Building microgrids for enhancing energy resiliency, affordability, and sustainability by Mital Kanabar, GE, Canada, Nathan Dunn, GE, USA, and Steve Halford, GE, USA The world is in the midst of...
R.I.P. 21
by Fred Steinhauser, OMICRON electronics GmbH, Austria According to Douglas Adams, 21 is only half of the answer.In electrical power systems, ANSI 21 was the mainstay of transmission line protection...
Editorial
Editorial – Issue 060 June 2022
Everything has a price! by Alex Apostolov, Editor-in-Chief For the last couple of centuries human civilization has gone through a period of industrialization. It has completely changed our lives...
Last Word
We need standards!
by Alex Apostolov, Editor-in-Chief The operation of the electric power system and its protection and control are based on the good understanding of the behavior of its components under different...
The Guru
Interview with PAC World guru Sherman Chan
PAC World: When and where were you born? S.C.: 1953 in Guangzhou, China. PAC World: Where did you go to school? S.C.: I went to an elementary school in Hong Kong that was founded by Baptist...
History
Testing Technology in the 1940s
by Walter Schossig, Germany, and Thomas Schossig, OMICRON electronics GmbH, Austria All the time we tried to investigate the history standards. We do not know exactly, when the work on ASA C37.1-1937...