Electrical Substations

Physical Security & Monitoring

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...

Substation Testing & Maintenance

An Overview of Substation Maintenance: Its Evolution and Key Testing Practices

As electrical systems age, operating costs increase while reliability dwindles. Given most utilities and industrial facilities are highly capital intensive and have limited financial and other resources to make wholesale equipment replacements, regular maintenance is critical for controlling the...

Lightning Protection

Lightning Strikes

In Canada, lightning flashes occur about 2.34 million times a year; with the highest levels of concentration during the summer months. While most lightning on earth is ground-to-cloud, recent research has identified that the majority of lightning events to tall structures, such as wind...

Substation Technologies

High Voltage Direct Current (HVDC) Substations: Revolutionizing Long-Distance Power Transmission

High Voltage Direct Current (HVDC) technology revolutionizes long-distance power transmission, offering improved efficiency and reliability over traditional alternating current (AC) systems. This article explores the latest developments and applications of HVDC substations, providing a technical...

Breakers & Relays

Circuit Breaker Lubrication

Developing circuit breaker lubrication procedures BY RICK YOUNGBLOOD, Doble Engineering Company Circuit breaker analyzers are used to determine operating speeds and velocity. This information enables the tester to determine if a breaker is safe to place back into service. The data recorded by a...

Substation Automation

Cybersecurity in Modern Substations: Protecting the Grid from Emerging Threats

As substations become more interconnected and automated, they are increasingly vulnerable to cyberattacks. These critical nodes of the power grid are essential for ensuring a stable and reliable energy supply, making their protection paramount. Strengthening substation automation controls is key to...

Home Transformation Electrical Substations

Distribution Transformer DGA – The Future of Monitoring Distribution Systems

By Leon White and Traci Hopkins, H2scan Corporation

As distributed generation, electric vehicle load, and requirements for increased electricity reliability provide real-world challenges for electric utilities, asset managers must innovate to ensure their infrastructure is in good condition to deliver safe, reliable, and uninterrupted power to customers.

Distribution systems have been designed to transfer power from large remote generators to customers via radial distribution networks. This paper will discuss the progress that is being made...

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