Power transformers are often the main source of common-mode noise in isolated switching power converters. Why? Because inside the transformer, the windings on the primary and secondary sides of the ...

An explosion, a fireball and then darkness: Heathrow Airport uses as much energy as a small city, and when a major fire at a substation caused the power to fail late Thursday, the world learned how ...

U.S. utilities need more transformers to build the zero-carbon grid and keep the lights on after major storms. But the specialized equipment is hard to build, and manufacturers can’t keep up with ...