Electrical Substations

Substation Protection

The End of the Road for Transmission Incentives

In a significant shift, the Federal Energy Regulatory Commission (FERC) has decided to abandon its transmission incentives policy, particularly the construction work in progress (CWIP) incentives. This decision marks a pivotal change in how transmission projects are financed and regulated,...

Physical Security & Monitoring

Reducing Nuisance Alarm Rates from On-Site Security Systems

The physical security of electrical generation, transmission, and distribution sites is critical. The potential risks of a security failure are clear: disruption to service, damage to equipment, and intruder fatalities.To prevent costly incidents and meet the National Electrical Reliability...

Substation Technologies

Protection of Electrical Power Transformers

INTRODUCTIONIn most large electrical systems, generators and power transformers are the two most expensive pieces of equipment. In addition to the capital cost of purchase, these two key devices are also the most critical to continuous and reliable operation of the system.Consider, for example, the...

Breakers & Relays

Storm-Hardened Switchgear

How to protect electrical equipment from Mother Nature BY ROBERT A. MURPHY, Trayer Engineering Corporation The U.S. National Weather Service called Hurricane Sandy the most destructive storm of 2012’s unusually active Atlantic hurricane season. Sandy delivered unprecedented damage across a wide...

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 Automation

The Role of Renewable Energy in the Smart Grid: Transforming Power Generation, Transmission, and Distribution

The integration of renewable energy sources (RES) into smart grid systems represents a fundamental shift in how energy is generated, managed, and consumed. This transformation is vital for modernizing energy infrastructure, enhancing grid reliability, and fostering sustainability. The shift from a...

Home Transformation Electrical Substations

Current Trends in Transmission and Distribution

Sargent & Lundy has provided comprehensive engineering, development, permitting, high-level consulting, construction management, and commissioning services for electric power generation and power delivery projects worldwide—approximately 2,000 clients in nearly 100 countries—since its founding in 1891. The firm has been authorized to design more than 950 electrical generating units, representing more than 140,000 MW of generating capacity, along with thousands of transmission line and substation projects.
Currently, Sargent & Lundy’s North American electric grid infrastructure business...