A Balancing Act: Tools and Considerations to Keep Voltage in Line

Understanding basic principles and rules can go a long way toward effectively mitigating distribution voltage unbalance and keeping polyphase motors cool.

SCADA by Satellite Helps AMP-Ohio Increase Data Reliability

Electric power cooperatives and investor-owned utilities (IOUs) nationwide have used supervisory control and data acquisition (SCADA) systems for many years to track power-flow data and ensure economical use of resources.

AMR Trends: Is it Time for Fixed Networks?

San Francisco-based Pacific Gas & Electric Co.’s recent decision to deploy a two-way powerline carrier system from St.

Lessons Learned During Major Transmission Projects

In steady decline since the mid-1970s, investment in the high-voltage equipment used to move power from generating plants to the distribution system looks to finally be back on the upswing.

Data, Data Everywhere: Advanced Metering Poses Unique Challenge

“Data, data everywhere but not a place to store it” is the mantra being sounded more and more frequently in today’s utility market.

Xcel Energy Launches ‘Utility Innovations’ Program

I recently had the opportunity to travel to Denver and attend the ribbon-cutting ceremony for a pioneering visitor center and program initiative that has been undertaken by Xcel Energy.

The Benefits of Roll-in Replacement Breakers

The phrase “aging infrastructure” is getting a lot of use these days, and nowhere is it more evident than in electrical components that have moving parts and that undergo significant physical wear.


The CI-20 revenue meter, from AMETEK Power Instruments, is an affordable solid-state device designed specifically for commercial and industrial power users and complements AMETEK’s premier line of JEMStar generation and transmission revenue meters.


Xcel Energy has installed and energized 3M’s new Aluminum Conductor Composite Reinforced (ACCR) overhead conductor on a 10-mile line that is an integral part of the grid in the upper Midwest.

Metering and AMR Enjoying a Heyday

For the last four years, Utility Automation & Engineering T&D magazine has run a special section focusing on automatic meter reading (AMR) in its July/August issue.