US 11,705,732 B2
Storage device for storing electrical energy
Dominic Buchstaller, Friedrichshafen (DE); Michael Grillenberger, Bayern (DE); Andreas Kiepfer, Bavaria (DE); Elias Kyrlies-Chrysoulidis, Nuremberg (DE); and Friedemann Paulini, Oberasbach (DE)
Assigned to SIEMENS AKTIENGESELLSCHAFT, Munich (DE)
Appl. No. 16/979,785
Filed by Siemens Aktiengesellschaft, Munich (DE)
PCT Filed Mar. 5, 2019, PCT No. PCT/EP2019/055367
§ 371(c)(1), (2) Date Sep. 10, 2020,
PCT Pub. No. WO2019/174962, PCT Pub. Date Sep. 19, 2019.
Claims priority of application No. 10 2018 203 878.3 (DE), filed on Mar. 14, 2018.
Prior Publication US 2021/0044126 A1, Feb. 11, 2021
Int. Cl. H02J 3/32 (2006.01); H02J 7/00 (2006.01)
CPC H02J 3/32 (2013.01) [H02J 7/00045 (2020.01); H02J 7/0068 (2013.01); H02J 2207/20 (2020.01)] 18 Claims
OG exemplary drawing
 
1. A storage device for electrical energy, the device comprising:
a rechargeable battery;
two terminals to connect the battery to at least one of: a supply network, an electrical load, and/or an electrical generator;
a control unit to control charging and discharging of the battery;
a communication interface configured to provide wireless data access; and
a display of machine-readable code including authentication data enabling wireless data access;
wherein the control unit, following authentication of a data processing device, receives and stores account information for a user account from the data processing device.