Patent ID: 11920484
Assignee: E2S POWER AG
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 14:
15. A method for storing energy by means of an energy storage device, with at least one energy storage unit which comprises a thermal storage element made of a solid material, a channel which is adapted to guide a fluid through the energy storage device, in order to transfer thermal energy from the thermal storage element to the fluid, an electrical heating device for heating the thermal storage element by means of electric energy and an electric insulation in the form of a gas insulation, in order to electrically insulate the electrical heating device from the thermal storage element, the method comprising the steps of
heating the thermal storage element using the electrical heating device; and
guiding a fluid through the channel, in order to transfer thermal energy from the thermal storage element to the fluid.