Energy Store System

• US 20090052104A1
• Filed: 02/21/2007
• Published: 02/26/2009
• Est. Priority Date: 03/20/2006
• Status: Abandoned Application

• Current Assignee: Temic Automotive Electric Motors Gmbh (Continental AG)
• Original Assignee: Temic Automotive Electric Motors Gmbh (Continental AG)
• Inventors: Rudorff, Axel, Birke, Peter, Keller, Michael
• Application Number:
  US12/282,561
• Publication Number:
  US 20090052104A1
• Time in Patent Office: Days
• US Class Current: 361/93.900
• CPC Class Codes: H01M 50/51 Connection only in series
• CPC Class Codes: H01M 50/583 in response to current, e.g. fuses
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

An energy storage system (10) with an energy storage unit (8) to which a short-circuit fuse element is assigned, is designed to enable an increase in operational safety in a hybrid motor vehicle. For this purpose, it is provided according to the invention that the short-circuit fuse element is electrically connected in series with a current restricting component.

Claims

1-6. -6. (canceled)

7. An energy storage system (10) comprising:

an energy storage unit (8) having a short-circuit fuse element is assigned, wherein the short-circuit fuse element is electrically connected in series with a current restricting component.

8. An energy storage system (10) according to claim 7, wherein a resistor (16) is provided as a current restricting component.

9. An energy storage system (10) according to claim 7, wherein a number of current feed cables of the energy storage unit (8) are provided as a current restricting component, and have a specified set resistance which is determined by the design.

10. An energy storage system (10) according to claim 7, wherein the energy storage unit (8) comprises a serial connection of a number of battery cells which are mechanically and electrically connected via cell connectors, wherein the cell connectors are provided as a current restricting component, and have a specified inner resistance which is determined by the design.

11. An energy storage system (10) according to claim 7, wherein the current restricting component has a non-linear resistance characteristic curve over temperature.

12. An energy storage system (10) according to claim 7, wherein an inductor is provided as a current restricting component.

13. An energy storage system (10) according to claim 7, wherein the energy storage unit is provided in a hybrid motor vehicle.