The U.S. electric utility industry has a long and reliable service track record. Long-term outages are rare but serious events. Long-term outages could pose a threat to the economy as well as national ...

Healthy transformers do not experience catastrophic failures overnight. As such, electric utilities need to look for early warning signs of an ailing transformer. By predicting a failure, utilities ...

In high-voltage power transmission systems, transformer valves perform critical fluid containment and isolation functions. Operating within the oil circuits of oil-immersed power transformers, these ...

William Fehrman had a 450,000-pound puzzle on his hands. A large power transformer in the utility executive’s service territory was sputtering toward the end of its useful life. Fehrman, president and ...