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Students in the U.S. and Canada Grapple with Climate Change and Political Tensions

In both the United States and Canada, students are at the forefront of the climate crisis, confronting not only the real-world impacts of environmental degradation but also the political tensions that surround the necessary changes to address it. The rising challenges of climate change have sparked a growing movement among young people, as they advocate for decisive action from governments, corporations, and society as a whole. But in addition to the environmental and scientific realities...

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Funding Freeze Clouds Solar For All's Future

The "Solar For All" program, which was designed to bring affordable solar energy to low-income communities across the United States, is now facing significant challenges after a pause in funding imposed by the Trump administration. This program, which was part of the Biden administration’s...

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Smart Meters for Outage Management

Reviewing the benefits and addressing the obstacles

BY RON CLANTON & MARK HOLLIDAY, KPMG LLP

The outage management process has undergone remarkable changes over the last several decades. The need to respond to power outages when they occur has been around since the first lines were run from utility to customer. The outage management system (OMS) applications of today are far different from systems used just a decade ago. Higher customer demand for reliability and quick resolution of outages continually presses utilities to enhance and refine their OMS applications.

So where did this start? Initially, prior to computer systems, calls from customers were received by the utility and were written by hand on “tickets”. Additional information provided by the customer also helped identify trouble spots, for example, the sound of a “big bang” would help to better identify where the outage was located. These tickets were manually sorted according...

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RTU and HMI Redundancy in Electrical Substations

As the substation RTU takes on more applications, such as Human-Machine-Interface (HMI), alarm annunciation, math & logic and “relay communication processing”, its need for high availability increases. Anything that takes the RTU out of service – configuration change, firmware update, or...

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Infrastructure


High Voltage AC Transmission Lines

Three-phase electric power systems are used for high and extra-high voltage AC transmission lines (50kV and above). The pylons must therefore be designed to carry three (or multiples of three) conductors. The towers are usually steel lattices or trusses (wooden structures are used in Germany in...