Transformer Testing & Maintenance

Cyber Threats on the Rise Invest Now to Boost Power Grid Defenses

Critical infrastructure security is in the national spotlight. In 2020, the power grid and energy sector was the third most targeted sector for cyber-attacks, up…
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Latest Electrical Industry News

How to Improve Transformer Protection

Using symmetrical components for fault discrimination in differential protection BY IMRAN RIZVI, ABB Inc. Classical differential protection schemes are subject to ghost differential currents due…
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Conductive Glues

Electrically conductive pastes in high-voltage transformers BY LISA RINALDO, Prohm-tect As with other components of North American infrastructure such as wastewater and stormwater systems, much…
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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,…
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transformer oil regeneration

Transformer Oil Regeneration and Corrosive Sulfur

Enervac International ULC has been examining this issue for over 14 years with the help of our customers, mainly international power utilities, transformer manufacturers and…
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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…
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transformer services offering

POWER TRANSFORMERS. Surplec Repair Facilities

Repairing & Remanufacturing your transformer offers a solution that is both technically and economically efficient. Through repairs, we restore a transformer to its original condition…
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FERC Approves Interconnection for Talen Energy, Amazon Data Center

In a significant move that underscores the growing demand for reliable and sustainable energy to power the expanding digital infrastructure, the Federal Energy Regulatory Commission…
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Transformer Testing & Maintenance Articles

Advancements in Dissolved Gas Analysis: NEI & Gassing Events

Advancements in Dissolved Gas Analysis: NEI & Gassing Events

One of the most important steps when looking at DGA data is to decide whether…
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The Dissolved Gas Analysis Toolkit

The Dissolved Gas Analysis Toolkit

Dissolved gas analysis: addressing the challenges of collecting samples BY DONAL SKELLY, GE’s Digital Energy…
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Power Transformer Failures

Power Transformer Failures

Electric utilities maximize utilization of their assets, while maintaining reliability. Power transformers are typically reliable,…
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Sweep Frequency Response Analysis

Sweep Frequency Response Analysis

Sweep frequency response analysis: Reliable demagnetization of transformer cores BY MARKUS PÜTTER, MICHAEL RÄDLER, BORIS…
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Navigating the Transformer Supply Crunch: Strategies for Utilities Amidst Global Shortages

Navigating the Transformer Supply Crunch: Strategies for Utilities Amidst Global Shortages

The Growing Transformer Supply Crisis The global transformer supply chain is facing unprecedented challenges, with…
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