High voltage switches cannot store energy

But here’s the kicker: these systems can’t actually "store" energy in the way your phone battery does. Instead, they manage and transfer energy at high voltages—a nuance even industry newcomers often miss. High voltage switches store energy to perform several critical functions within electrical systems. You know, high voltage electricity is kind of like a sprinter – it delivers massive power quickly but can’t sustain the effort. This review article provides a comprehensive overview of the many factors that may enhance the level of electric field along the high voltage (HV) insulators, review of existing stress control methods and new promising technologies in stress control using advanced materials.