EEPower

Latest Maintenance Articles

Categories

Substation Design and Layout Planning—Part 1: Early Stage Decisions

Substation Design and Layout Planning—Part 1: Early Stage Decisions

In this new article series, we look at substation design and layout planning, starting here with early stage choices and physical layout.


Briefs: Moves in EV Batteries and Charging, VPPs, and Geothermal

Briefs: Moves in EV Batteries and Charging, VPPs, and Geothermal

Acquisitions, partnerships, and funding are impacting Posco, Factorial, Horizon Motor, Chery Automotive, Infineon, Electreon, EnergyHub, Resideo…


News Dec 11, 2025 by Karen Hanson
Leading from the Control Room: More Precise Ways to Manage Wildfire Risk

Leading from the Control Room: More Precise Ways to Manage Wildfire Risk

Wildfire risk is rising for utilities. A control room-based, data-forward strategy using ADMS integration and real-time data allows for precise,…


Substation Components—Part 7: SCADA and Protection Integration

Substation Components—Part 7: SCADA and Protection Integration

Learn how modern substation integration merges protection and SCADA over digital networks and requires security and human-centered HMIs for grid…


Substation Components—Part 6: Station Batteries and DC Supply

Substation Components—Part 6: Station Batteries and DC Supply

In substations, the DC system is critical for protection, control, and SCADA during AC loss. Learn about the relevant IEEE standards, choosing the…


Substation Components—Part 5: Busbar Configurations

Substation Components—Part 5: Busbar Configurations

Here, we provide an overview of common substation busbar configurations—Single Bus, Main and Transfer, Double Breaker/Double Bus, Ring Bus/Ring…


Substation Components—Part 4: Isolators

Substation Components—Part 4: Isolators

This article explains the role of substation isolators, covering their purpose in visible isolation and safe operating sequences with breakers and…


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
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.


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.


An Introduction to Wave Propagation in Long-Distance Power Transmission

An Introduction to Wave Propagation in Long-Distance Power Transmission

In this article, we will examine wave propagation effects. This is the second article of a 3-part series on long transmission line behavior.


An Introduction to Surge Impedance in Long-Distance Power Transmission

An Introduction to Surge Impedance in Long-Distance Power Transmission

In this article, we will examine surge impedance loading and voltage profiles. This is the first article of a 3-part series on long transmission…