Patent · US Active

Energy storage system

US7591331B2 · kind B2 · utility

4Cited by

13References

9Claims

0Family size

Assignee

Bayerische Motoren Werke Aktiengesellschaft · DE

Inventors

Hans Glonner · Brackenheim, DE
Wolfgang Strobl · Eichstätt, DE
Rainer Rump · Munich, DE
Josef Mallog · Neufahrn, DE

Key dates

Filing date	Nov 30, 2007
Grant date	Sep 22, 2009
Priority date	—
Expiry date	Nov 30, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/7072
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

An energy storage system is provided for an at least partially electromotively driven or drivable motor vehicle having a drive unit constructed as an electric machine for generating drive power onto a drive train. The energy storage system includes a first energy storage unit utilizing capacitive energy storage devices, and a second energy storage unit connected in parallel with the first energy storage unit and utilizing electrochemical energy storage devices.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.