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Substation Technologies


Circuit Breaker Time and Motion Testing

Determining mechanical condition of high-voltage circuit breakers BY JOZEF LEVI, Doble Engineering Company Life expectancy of a newly installed high-voltage circuit breaker is approximately 40 years. Throughout its life, under normal circuit conditions, the circuit breaker will operate less than...

New data suggests real-time pricing can help customers save money

Most utility customers now pay an average price for electricity that changes little (if at all) over the course of the year. Average, flat-rate, real-time pricing is akin to a form of insurance, where a premium is paid to hedge against market volatility and price spikes. Yet this approach misses...

Smart Substations and Their Role in the Evolving Smart Grid

The power industry is undergoing a profound transformation driven by grid modernization, renewable integration, and increasing demands for resilience and efficiency. At the heart of this evolution lies the smart substation—a next-generation facility equipped with advanced sensors, digital...

Substation Technologies

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Substation Focused on Environmental Design

One of the important trends in the design of new overhead lines over the past 20 years has been the development of structures and designs that are less obtrusive and more pleasing visually. Much the same process has also been going on at substations. Green infrastructure begins with sustainable electrical substation design that minimizes land use and environmental disruption.

For example, even 25 years ago, efforts had already been in place as far afield as...

Related Articles


Smart Substations and Their Role in the Evolving Smart Grid

The power industry is undergoing a profound transformation driven by grid modernization, renewable integration, and increasing demands for resilience and efficiency. At the heart of this evolution lies the smart substation—a next-generation facility equipped with advanced sensors, digital...

electrical charge

Climate Change Strains Global Electricity Networks: A Wake-Up Call

The increasing frequency and intensity of climate-related disasters are placing unprecedented strain on the world's electricity networks, with severe implications for global energy security. According to a recent Bloomberg report, the effects of climate change are pushing many electricity grids to...

SCADA for Substations

How new technologies can improve monitoring and control BY LOURENCO TEODORO, InduSoft Substations are a critical component for maintaining electrical supply and load control in low voltage, medium voltage and high voltage electrical distribution networks. In order to ensure the proper functioning...


Smart Substations and Their Role in the Evolving Smart Grid

The power industry is undergoing a profound transformation driven by grid modernization, renewable integration, and increasing demands for resilience and efficiency. At the heart of this evolution lies the smart substation—a next-generation facility equipped with advanced sensors, digital...

FERC Complaint Targets Duke, PJM Transmission Planning

A coalition of large energy consumers and ratepayer advocates has filed a complaint with the Federal Energy Regulatory Commission (FERC), urging the agency to prohibit transmission owners from independently planning "local" transmission projects exceeding 100 kilovolts (kV). The coalition argues...

Digital Twins for Substations: Bridging the Physical and Digital Worlds

In the rapidly evolving landscape of power grid management, digital twin technology is emerging as a game-changer for substations. By creating virtual replicas of physical assets, digital twins bridge the gap between the physical and digital worlds, enabling enhanced operational efficiency and...

electrical charge

Climate Change Strains Global Electricity Networks: A Wake-Up Call

The increasing frequency and intensity of climate-related disasters are placing unprecedented strain on the world's electricity networks, with severe implications for global energy security. According to a recent Bloomberg report, the effects of climate change are pushing many electricity grids to...

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