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Substation Components—Part 3:  Circuit Breakers

Substation Components—Part 3:  Circuit Breakers

This article explores the crucial role of circuit breakers in substations, covering their fundamental functions, interruption processes, and the…


Substation Components—Part 2: Instrument Transformers

Substation Components—Part 2: Instrument Transformers

This article explores the essential role of instrument transformers (CTs and VTs) in substations, their construction, accuracy factors, and safety…


Eco Wave, ‘Magic Ball’ Among Time’s Best 100 Inventions 2025

Eco Wave, ‘Magic Ball’ Among Time’s Best 100 Inventions 2025

Time selected several power industry innovations, including curbside electric vehicle charging, an electric ferry, a virtual power plant, and data…


News Oct 31, 2025 by Karen Hanson
Briefs: Modernizing Renewables, Nuclear, and Smart Grids

Briefs: Modernizing Renewables, Nuclear, and Smart Grids

A group with ties to Bill Gates is promoting renewable energy, while Westinghouse, Hyundai, Fermi America, InstaVolt, and Itron are making bold…


News Oct 30, 2025 by Karen Hanson
Substation Components—Part 1: Power Transformers

Substation Components—Part 1: Power Transformers

This article explores the role of power transformers in substations, highlighting their design, configurations, cooling methods, tap-changing…


Building Coupled Thermal-Electrical Models for High Voltage Power Modules

Building Coupled Thermal-Electrical Models for High Voltage Power Modules

Learn how to model and manage heat in 4-6.5 kV IGBT and SiC modules using coupled electro-thermal simulations for accurate cooling and reliable…


Utilities Upgrade Grid Infrastructure as Energy Demand Surges

Utilities Upgrade Grid Infrastructure as Energy Demand Surges

PG&E and Entergy Mississippi have begun major grid infrastructure improvements to handle increasing energy demand.


News Oct 22, 2025 by Shannon Cuthrell
Geospatial Analytics Gives Utilities a Bird’s Eye View into New Profits

Geospatial Analytics Gives Utilities a Bird’s Eye View into New Profits

Learn how geospatial analytics, using satellite imaging and AI, helps utilities track new construction, detect leaks, manage vegetation, and boost…


Automation Platform Upgrades Arizona Hydro Systems

Automation Platform Upgrades Arizona Hydro Systems

Salt River Project has completed standardizing four hydroelectric dams in Arizona using Emerson’s Ovation platform


News Oct 17, 2025 by Claire Turvill
High-Voltage Testing and Insulation Coordination—Part 5

High-Voltage Testing and Insulation Coordination—Part 5

In the final part of this article series, we examine key field testing and online monitoring techniques for high-voltage insulation systems.


High-Voltage Testing and Insulation Coordination—Part 4

High-Voltage Testing and Insulation Coordination—Part 4

In this article, learn methods for mitigating lightning- and switching-induced overvoltages in high-voltage networks through surge arresters,…


High-Voltage Testing and Insulation Coordination—Part 3

High-Voltage Testing and Insulation Coordination—Part 3

In this article, we’ll teach you about lightning, switching, and temporary overvoltages in high-voltage systems, detailing their origins,…


Achieving Galvanic Isolation and Protection With Solid-State Isolators—Part 2

Achieving Galvanic Isolation and Protection With Solid-State Isolators—Part 2

Learn how Infineon's SSI family offers compact, efficient solid-state relays (SSRs) for high-voltage industrial systems, simplifying design…


Briefs: Innovations Improve Hydrogen, Wind, EVs, and Batteries

Briefs: Innovations Improve Hydrogen, Wind, EVs, and Batteries

Polytec Energy, 24M Technologies, ZX Lidars, Landis+Gyr, and XCMG have advanced technologies for renewable energy, electric vehicles, and energy…


News Oct 02, 2025 by Karen Hanson
Out of Sight: Remote-Operated Drones Automate Grid Inspection

Out of Sight: Remote-Operated Drones Automate Grid Inspection

In a world first, National Grid has used automated drones to inspect U.K. grid infrastructure Beyond the Visual Line of Sight.


News Oct 01, 2025 by Liam Critchley
High-Voltage Testing and Insulation Coordination—Part 2

High-Voltage Testing and Insulation Coordination—Part 2

Here, in Part 2, we examine insulation coordination and Basic Insulation Level (BIL) in high-voltage systems for reliability against transient…


It’s More Than Tech: Five Steps to Building a Self-Healing Grid

It’s More Than Tech: Five Steps to Building a Self-Healing Grid

A self-healing grid requires more than advanced technology. Consider five strategy shifts underlying a more resilient grid.


High-Voltage Testing and Insulation Coordination—Part 1

High-Voltage Testing and Insulation Coordination—Part 1

In this article, we explore high-voltage insulation coordination, focusing on the nature of overvoltages, standardized impulse and withstand…


Insulation Coordination Strategies for Series-Connected Multi-Terminal HVDC Systems

Insulation Coordination Strategies for Series-Connected Multi-Terminal HVDC Systems

Learn how to optimize and design a reliable insulation framework for an HVDC network, focusing on aspects like insulation clearance, voltage surge…


Power Transfer and Angle Stability in Long-Distance Power Transmission

Power Transfer and Angle Stability in Long-Distance Power Transmission

In this article, we will examine power transfer and angle stability. This is the final article in a 3-part series on long transmission line behavior.