Electrica signature analysis (ESA) uses the magnetic field in the air gap of an electrical machine to evaluate power quality conditions. Dry and oil transofrmer types are subject to problems ...

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U.S. electricity consumption continues to increase almost 2% annually. As the load growth spurs calls for new power plants and transmission lines, it’s easy to forget the impact of the additional ...

With CAREPOLE Siemens Energy launches a dry-type single-phase transformer for pole applications. Designed for the technological requirements of the American grid, the new cast-resin distribution ...

As large electrical transformers age, their internal structure can break down, creating hazardous conditions. One of the most dangerous is the buildup of combustible gases in transformer cooling oil ...