The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 23, 2024
Filed:
Dec. 02, 2020
Sew-eurodrive Gmbh & Co. KG, Bruchsal, DE;
Jens Schäfer, Graben-Neudorf, DE;
Jan Becker, Stutensee, DE;
Gero Bockelmann, Bruchsal, DE;
Matthias Hauck, Schwetzingen, DE;
Christian Schumann, Kaiserslautern, DE;
Josef Schmidt, Graben-Neudorf, DE;
SEW-EURODRIVE GMBH & CO. KG, Bruchsal, DE;
Abstract
In a method for operating an electric vehicle, including an electrical drive device for driving the vehicle, a control device for controlling the driving of the vehicle, a first energy storage device for supplying the control device with a first DC voltage, a second energy storage device for supplying the drive device with a second DC voltage, and an energy supply unit providing an output DC voltage, the first energy storage device is connected to the energy supply unit via a converter device, the second energy storage device is connected to the energy supply unit, the converter device converts the output DC voltage into the first DC voltage, a first power flow from the first energy storage device to the second energy storage device is prevented and a second power flow from the second energy storage device to the first energy storage device is prevented.