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Utility Transformers


DOE Grants $2.2B for Transmission and Storage Projects

In a landmark move aimed at accelerating the U.S. transition to a more resilient and sustainable energy grid, the Department of Energy (DOE) has announced a groundbreaking investment of $2.2 billion in innovative transmission and energy storage projects across 18 states. This significant funding...


Utility Transformers

The Role of Transformer Oil Alternatives in Improving Safety and Environmental Sustainability

The Growing Need for Safer and Greener Transformer Oils

Transformer oil plays a vital role in the operation and longevity of power transformers, providing insulation, cooling, and arc suppression. Traditionally, mineral oil has been the industry standard due to its effective dielectric properties and cost-efficiency. However, growing concerns about fire safety, environmental impact, and sustainability have driven the search for alternative transformer oils. Synthetic esters, natural esters (vegetable-based oils), and silicone fluids are emerging as...

Related Articles


Zensol new instrument for OLTC testing

According to CIGRE A2.34, the dynamic resistance measurement or DRM (OFFLINE) is a test that offers diagnostics for several diverter or selector switch malfunctions such as: contact problems, broken springs, broken transition resistors, poor contact pressure, inadequate transition time, momentary...

The Distribution Transformer - Critical Power System Component

By R.W. Hurst, Editor A distribution transformer is a critical component of the electrical power system, used to reduce the voltage of electrical energy for electric power distribution to end-users. It plays a vital role in voltage regulation and load management, ensuring the efficient and reliable...


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