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Distribution Transformers and Voltage Regulation—Part 3: Mounting

Distribution Transformers and Voltage Regulation—Part 3: Mounting

This article contrasts pole-mounted and pad-mounted transformers and their respective design, safety, and operational features in their different…


Briefs: Transformers, eVTOLs, Digital Twins, and Energy Storage

Briefs: Transformers, eVTOLs, Digital Twins, and Energy Storage

Hitachi Energy, Joby Aviation, Toyota, Corinex, Plexigrid, and Moment Energy are expanding manufacturing facilities and product offerings.


News Jul 09, 2026 by Karen Hanson
FERC: Modernize Grid Interconnection Rules for AI Data Centers

FERC: Modernize Grid Interconnection Rules for AI Data Centers

Regional grid operators must defend existing interconnection policies or propose new ones as demand from large electricity users accelerates.


News Jul 08, 2026 by Shannon Cuthrell
SunZia: Largest Wind Farm in U.S. Comes Online in New Mexico

SunZia: Largest Wind Farm in U.S. Comes Online in New Mexico

With a whopping 3,650 MW of wind generation capacity, the SunZia wind farm in New Mexico becomes the largest renewable energy project in U.S. history


News Jul 01, 2026 by Claire Turvill
Closing the Gap: ICF Report Urges Strategic Grid Action Now

Closing the Gap: ICF Report Urges Strategic Grid Action Now

An ICF report advises utilities to prioritize location-specific planning and grid-enhancing technologies while grid expansions catch up to demand.


Distribution Transformers and Voltage Regulation—Part 2: Step-Down Transformers

Distribution Transformers and Voltage Regulation—Part 2: Step-Down Transformers

Distribution transformers shape network voltage and fault behavior. Learn how winding configurations, vector groups, and grounding methods impact…


More Power, More Tokens: How SSTs Are Reshaping Data Center Infrastructure

More Power, More Tokens: How SSTs Are Reshaping Data Center Infrastructure

The transition from AC distribution to the 800 V DC architecture is reshaping the data center power infrastructure, boosting token generation and…


When the Grid Becomes Software

When the Grid Becomes Software

How utilities can avoid the telecom industry’s historical virtualization mistakes to successfully build a software-orchestrated, resilient energy…


Distribution Transformers and Voltage Regulation—Part 1: Introduction

Distribution Transformers and Voltage Regulation—Part 1: Introduction

Learn how distribution transformers bridge medium-voltage feeders and end-use equipment, ensuring stable voltage through strategic placement,…


Primary Distribution Systems—Part 5: Planning for Today’s Grid

Primary Distribution Systems—Part 5: Planning for Today’s Grid

This article connects primary distribution to feeder upgrades (FLISR, right-sizing, DER/DCFC siting) for safety, quality, and restoration.


Primary Distribution Systems—Part 4: Fault Levels and Short Circuits

Primary Distribution Systems—Part 4: Fault Levels and Short Circuits

Learn about fault levels and short-circuit protection for medium-voltage distribution. We’ll examine current sources, fault types, symmetrical…


NERC Warns AI Data Centers Threaten Grid Reliability

NERC Warns AI Data Centers Threaten Grid Reliability

North America’s grid watchdog has issued a Level 3 alert—the most serious—over reliability risks posed by computational load.


News May 20, 2026 by Shannon Cuthrell
Primary Distribution Systems—Part 3: Overhead and Underground Choices

Primary Distribution Systems—Part 3: Overhead and Underground Choices

Overhead vs. underground power distribution: Learn the cost, reliability, and design trade-offs for medium voltage power systems across urban,…


Primary Distribution Systems—Part 2: Protective Devices, Automation

Primary Distribution Systems—Part 2: Protective Devices, Automation

Protective devices, such as reclosers and sectionalizers, along with automation, can quickly detect, isolate, and restore service after faults.


Primary Distribution Systems—Part 1: Design of Feeders and Laterals

Primary Distribution Systems—Part 1: Design of Feeders and Laterals

This article discusses primary distribution system transport of medium-voltage power from substations via feeders to local transformers to ensure…


Analysis of Rad-Hard GaN Half-Bridge Power Stages for High-Rel Buck Converters

Analysis of Rad-Hard GaN Half-Bridge Power Stages for High-Rel Buck Converters

In this article, we analyze how monolithic GaN solutions and driver optimization maximize efficiency and power density in high-reliability space…


Distribution System Fundamentals—Part 2: Topologies and Reliability

Distribution System Fundamentals—Part 2: Topologies and Reliability

Explore distribution topologies, from simple radial feeders to complex networks, and examine reliability metrics, common causes of outages, and…


Briefs: Companies Partner for Grid Stability and Storage

Briefs: Companies Partner for Grid Stability and Storage

Sungrow, Frank Energy, Hitachi Energy, Samsung C&T, Rivian, Redwood Materials, Kraftwerke Oberhasli, and Voith have formed strategic partnerships.


News Apr 23, 2026 by Karen Hanson
Powering the Energy Transition: Why Transformer Insulation and Sealing Matter

Powering the Energy Transition: Why Transformer Insulation and Sealing Matter

Learn the engineering challenges of ensuring transformer resilience and managing the shift to new ester and silicone oils with advanced, PFAS-free…


Distribution System Fundamentals—Part 1: Networks

Distribution System Fundamentals—Part 1: Networks

This overview develops distribution’s role within the power system hierarchy, its functional objectives and constraints, and the common voltage…