by Alexander Apostolov, PAC World, USA Some of the main characteristics of Smart Grids are the high level of penetration of distributed energy resources (DERs) and the requirements for improved...
Issue 063 March 2023
Cover Art
Cover Story
Featured Articles
Differential Protection of Multi-Ended Transmission Circuits...
by M. Mohemmed, Scottish & Southern Electricity Networks (SSEN), UK, P. Orr, S. Blair, N. Gordon, I. Mckeeman, Synaptec, UK, A. Mohamed, ScottishPower Renewables, UK, and A. Bonetti, Megger...
Commissioning of a 220 kV Four-terminal Line Protection System
by Benjamin Moesslang, illwerkevkw vkw AG, Austria, Marco Bertolini, Vorarlberger Energienetze GmbH, Austria, and Jochen Heimann, Amprion GmbH, Germany The protection system of a four-terminal...
The History of Protection Philosophy for Hydro One Transmission...
by Daniyal Qureshi, Pankaj Sharma, Suzana Arbana, Hydro One, Canada Hydro One Limited, through its wholly owned subsidiaries, is Ontario’s largest electricity transmission and...
Transmission Line Falling Conductor Protection System...
by Chris Bolton, Tariq Rahman, Daniel Dietmeyer, San Diego Gas & Electric Company, and Eric A. Udren, Quanta Technology, LLC, USA Utilities around the world are facing unprecedented levels of...
Solving Line Protection Challenges with Transient-based Relays
by Edmund O. Schweitzer, III, Bogdan Kasztenny, Mangapathirao V. Mynam, Normann Fischer, Armando Guzman, Schweitzer Engineering Laboratories, USA Fault current characteristics continue to change as...
How Intelligent is AI?
by Fred Steinhauser, OMICRON electronics GmbH, Austria The recent viral news about ChatGPT have put Artificial Intelligence into the public focus. And there is more to AI than just cheating at...
Editorial
Developing Transmission Line Protection for a Changing Grid –...
by Alex Apostolov, Editor-in-Chief For more than a century we have lived in synchronous machines-based electric power systems that we have studied extensively and understand quite well. This has...
Last Word
Transmission Line Protection is Changing
by Alex Apostolov, USA Transmission lines are a very important component of the electric power system because they carry the power from the generating stations to the load centers over large...
The Guru
Interview with PAC World guru Ken Martin
PAC World: When and where were you born? K.M.: I was born in Colorado Springs, Colorado, USA in September 1947. PAC World: Where did you grow up and where did you go to school? K.M.: We moved...
History
Testing Technology in the 1960s (Part 1)
by Walter Schossig, Germany, and Thomas Schossig, OMICRON electronics GmbH, Austria In Germany the VDE Working Group 0435, working on protection, was founded in 1955. It was in 1962 when they...
News
7th Annual Canada Protection Symposium
The 7th annual Canadian protection symposium was held at the Hyatt Regency hotel in Toronto, Canada, 6-8 December 2022. The opening of the event was followed by a keynote presentation from...
IEEE PES Innovative Smart Grid Technologies NA – 2023
The 2023 North American Innovative Smart Grid Technologies Conference (2023 ISGT NA) was held 15-19 January 2023 at the Grand Hyatt Washington. It was sponsored by the IEEE Power and Energy Society...
DistrybuTech 2023
DistribuTECH 2023 Conference and Exhibition took place 7-9 February 2023 in San Diego, CA, USA. The event was held at the San Diego Convention Center under the theme “Experience the energy movement.”...
eGRID 2022, Auckland, New Zealand
The 7th IEEE Workshop on the Electronic Grid (eGrid 2022) was held 29 November – 2 December 2022 in Auckland, New Zealand. It was jointly sponsored by IEEE Power Electronics Society (PELS) and the...
Common User Vision on IEC 61850 Engineering
The IEC 61850 digital substation initiates a significant transition for large utilities with a high level of standardization. This transition can be a complex exercise, as users have developed their...
Cellular router
Hitachi Energy’s TRO610 is a cost efficient, small form-factor cellular router, especially tailored for large scale utility IoT deployments. With support for both public and private 4G networks along...
Advanced Spoofing Detection and Accurate synchronization
The Meinberg GXL182 GNSS satellite receiver module out of the box supports the new Fugro AtomiChron™ service. This cutting-edge technology provides the highest accuracy and resilience over the air...
Stanley Horowitz
1925 – November 2022 It is with great sadness that we share with you the news of the recent death of Stan Horowitz – a distinguished member of our PAC community. He joined American Electric...
StationGuard 2.20 and GridOps – A Powerful Combination for Grid...
The latest update to OMICRON’s IDS StationGuard offers full integration with the centralized management system GridOps, providing a host of new features to enhance cybersecurity and...
AC/DC Hybrid Large-Scale Power Grid System Protection
The book by Prof. Dong focuses on the protection of hybrid AC/DC power grids. It covers a range of topics related to power system protection, including system architecture, protection strategies...
Industry Updates
IEC TC 57 WG 17 Update
Communications for Electric Vehicle Charging Management by Tom Berry, Schneider-Electric IEC TC 57 WG 17 is in charge of power system intelligent electronic device communication and associated data...
IEEE PES PSCC Update
by Craig Palmer, PowerComm Solutions, USA Early this January 2023, while the Destroyer USS Orleck sat docked in the St. John’s River astride the Hyatt Regency, inside the hotel and conference center...
Latest update on IEC 61850
by Christoph Brunner, it4power, Switzerland IEC 61850 continues to be a living standard. If you want to shape the future of the digitization of the electrical grid – contact your national committee...
CIGRE Study Committee B5
by Richard Adams, PSC, UK News from CIGRE Study Committee B5 Protection and Automation SC B5 will participate in the CIGRE Cairns 2023 International Symposium, 4th – 7th September 2023. Abstracts...
IEEE PES PSRC Update
by Catherine Dalton, Electric Power Research Institute (EPRI) PES Power System Relaying and Control (PSRC) Committee is responsible for the development of standards, guides and reports covering...
