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It Happens in Vegas: Driverless Taxis Hit the Road

It Happens in Vegas: Driverless Taxis Hit the Road

After federal approval, Zoox autonomous robotaxis will begin taking paying passengers in Las Vegas, with Los Angeles soon to come.


News Aug 10, 2026 by Karen Hanson
Why CMTI Ratings Can Be Misleading in SiC-Based Systems

Why CMTI Ratings Can Be Misleading in SiC-Based Systems

CMTI ratings often fall short in real-world systems. This article examines how factors such as layout, parasitic effects, and fast switching can…


Schneider Launches Level 2 Charger to Bypass Grid Limit Roadblocks

Schneider Launches Level 2 Charger to Bypass Grid Limit Roadblocks

Today, Schneider Electric released the upgraded Charge Pro Level 2 charger, which allows commercial and fleet operators to connect directly to…


News Jul 22, 2026 by Karen Hanson
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…


Aimtec Intros SIP8 DC-DC Converters Offering 8:1 Input Voltage Range

Aimtec Intros SIP8 DC-DC Converters Offering 8:1 Input Voltage Range

The new 1 W and 3 W regulated converters streamline low-voltage power distribution by squeezing an ultra-wide 4.5–36 VDC input window into a…


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…


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 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,…


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…


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…


Briefs: Companies Aim to Diversify Energy Assets and Reliability

Briefs: Companies Aim to Diversify Energy Assets and Reliability

AWS, Siemens Energy, Mortenson, Nor-Cal Controls, Xcel Energy, and the State of New Jersey have all made decisions to expand energy diversity and…


News Apr 16, 2026 by Karen Hanson
Substation Commissioning and Testing—Part 4: SCADA and Comms Systems

Substation Commissioning and Testing—Part 4: SCADA and Comms Systems

Learn how modern substation commissioning extends beyond plant checks to verify SCADA, comms, cybersecurity, and data integrity for safe operation…


Briefs: Advanced Nuclear Fission and Fusion Tech Moves Ahead

Briefs: Advanced Nuclear Fission and Fusion Tech Moves Ahead

Bhavini, Antares, BWX Technologies, Realta Fusion, and Commonwealth Fusion Systems are among the companies working on advanced nuclear power…


News Apr 09, 2026 by Karen Hanson
Substation Commissioning and Testing—Part 3: Field Testing

Substation Commissioning and Testing—Part 3: Field Testing

Substation field testing ensures long-term reliability. It verifies instrument transformers , circuit breakers, and protection relays against…


The Legacy of Switzerland’s First Female Engineering Professor

The Legacy of Switzerland’s First Female Engineering Professor

To celebrate Women's History Month, we spotlight Erna Hamburger, an engineer who graduated top of her class at EPFL in 1933 and spent decades…


tech insights Mar 26, 2026 by Luke James
Choosing Between Gas-Insulated and Air-Insulated Substations

Choosing Between Gas-Insulated and Air-Insulated Substations

This article compares gas-insulated (GIS) and air-insulated substations (AIS), outlining their design principles, performance characteristics, and…


Substation Commissioning and Testing—Part 2: Pre-Commissioning Inspections

Substation Commissioning and Testing—Part 2: Pre-Commissioning Inspections

This article walks through pre‑commissioning inspections and electrical tests commonly used in utility and industrial substations, translating…