Electrical Substations

Substation Testing & Maintenance

Insulation Resistance Test

Insulation Resistance (IR) test, often called Megger test, is more than 100 years old and assumed to be a very straightforward test. During my inspection and testing work in the past 15 years in Canada, US, and internationally, I have seen different practices of performing and interpretation of IR...

Lightning Protection

Pennsylvania’s Yaw Bill

In a significant move for Pennsylvania’s energy sector, State Senator Gene Yaw has introduced a transformative piece of legislation aimed at modernizing the state's approach to power plant development and capacity management. The bill, which has been the subject of considerable discussion,...

Physical Security & Monitoring

BIRDS AND SUBSTATION OUTAGES

Birds wreak havoc at hundreds of substations every year, undermining system reliability and costing millions. Bird incursions can have disastrous results: equipment damage, outages and expensive cleanups due to corrosive droppings.Even worse: the traditional deterrents provide only temporary,...

Breakers & Relays

Dynamic Resistance Measurement

Condition testing of circuit breaker’s arcing contacts BY BUDO MILOVIC, DV-Power The preventive maintenance on a high-voltage (HV) breaker consists of several routine tests. The timing and motion tests are methods used to assess the breaker’s mechanical condition. When the timing and motion...

Substation Protection

Grid-Scale Battery Storage Systems and Their Impact on Substation Operations

The transition to renewable energy is reshaping the power landscape, with grid-scale battery storage systems playing a pivotal role in this transformation. These systems are crucial for balancing supply and demand, particularly at the substation level, where they enhance grid stability and...

Substation Technologies

Animal Outage Prevention

According to the American Public Power Association, squirrels are among the top causes of power outages across the United States. Depending on your geographic region, there may be no “quiet” season - squirrels and other “Critters” can be active all year long.Since...

Home Transformation Electrical Substations

Integrated Security Operations Centers (ISOC)

The watchdog of electrical assets

BY RALPH KING, Electric Power Research Institute

Security operations centers (SOCs) are common in corporate information technology (IT), physical security, and industrial control environments. Many organizations have one or more of these individual SOCs responsible for defined physical regions or business functions. SOC capabilities range from providing basic environment or equipment status indicators to operating complex information gathering, analysis, alerting, and coordinating event responses.

However, as the quantity and...

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Introducing Critter Guard

Power Outages in the United States

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M7100 High-Voltage Asset Analyzer

DILO 3-033-R002 SF6 Gas Leak Detector

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