Patent ID: 11964570
Assignee: SEW-EURODRIVE GMBH & CO. KG
Field: Transport (Mechanical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 0:
1. A method for operating an electric vehicle, including an electrical drive device adapted to drive the vehicle, a control device for controlling driving movement of the vehicle, a first energy storage device adapted to supply the control device with a first DC voltage, a second energy storage device adapted to supply the drive device with a second DC voltage, and an energy supply unit adapted to provide an output DC voltage, the first energy storage device being connected via a converter device to the energy supply unit, the second energy storage device being connected to the energy supply unit, the converter device adapted to convert the output DC voltage into the first DC voltage, comprising:
preventing a first power flow from the first energy storage device to the second energy storage device; and
preventing a second power flow from the second energy storage device to the first energy storage device.