by Darrin Kite, Matthew Bult, and Bryan Fazzari, Schweitzer Engineering Laboratories, Inc., USA The efficiency and value of a DA system is generally measured by a few key metrics: SAIDI-System...
Issue 065 September 2023
Cover Art
Cover Story
Featured Articles
Combination of Factors Caused Disturbance Flevoland (NL)
by Rene Troost, CIGRE B5 chair of The Netherlands Friday, September 2, 2022. The day, many people of our community went home from the CIGRE 2022 Session in Paris. At this moment, an impressive...
UMA Energy Distribution Automation
by Andre Smit, Quanta Technology, USA, and Camille Ocasio-Rodríguez, LUMA Energy, Puerto Rico LUMA Energy is taking steps to improve the reliability and resiliency of the distribution systems...
Full-Scale Distribution Automation roll-out at Dutch DSO
by Rene Troost and Sjors van der Heijden, Stedin Netbeheer B.V., The Netherlands Once upon a time grids were able to work without any digitalization. Autonomous functions were achieved through...
Modernizing a Distribution Grid:
Lessons Learned Six years into Oncor’s DA Deployment by Jeremy Preas, Oncor Electric Delivery, USA Oncor Electric Delivery is the largest TDU in Texas, encompassing 55,000 square miles in the...
Single-Platform management for Distribution Grid Fleet Device...
By Kalina Barboutov, Hitachi Energy, Switzerland In 2023, automation of the distribution grid is a familiar topic. It can even be considered a global trend, as distribution service operators (DSOs)...
High Impedance Fault Detection Distributed Scheme using Modern...
by A. Melo, L. Ulrich, Schneider Electric, ES, U. Netto, U. Dreyer, Universidade Tecnologica Federal do Parana, Brazil, and F. Gonzalez-Longatt, Loughborough University, UK Distribution energy...
Editorial
Editorial – Issue 065 September 2023
DERs and Distribution Automation by Alex Apostolov, Editor-in-Chief Distributed energy resources (DERs) are small-scale power generation and storage systems that are located at all levels of the...
Last Word
IEC 61850 and Distribution Automation
by Alex Apostolov, USA Several decades ago, we lived in a world of very simple distribution systems where there was a single source on the high side of the distribution substation and nothing...
The Guru
Interview with PAC World guru Murty Yalla
PAC World: When and where were you born? M.Y.: I was born on August 5th, 1957, in Bendamurlanka village, East Godavari District, Andhra Pradesh State, India. I was one of five siblings (two...
History
Testing Technology in the 1970s (Part 1)
by Walter Schossig, Germany, and Thomas Schossig, OMICRON electronics GmbH, Austria When electronics entered substations, this happened as static relays. With the introduction of this technology...