Title:
ELECTRICAL STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2007/072781
Kind Code:
A1
Abstract:
Provided is an electrical storage device wherein charging/discharging performance of
a single cell is prevented from being deteriorated due to influence of heat which
is generated when a voltage is increased. The electrical storage device is provided
with a battery module (10) composed of a plurality of unit cells connected in parallel,
and a DC-DC converter (20) for converting an output voltage of the battery module
(10) into a desired voltage. The single cell which constitutes the battery module
(10) is composed of a laminated battery.
Inventors:
UTSUMI KAZUAKI (JP)
Application Number:
PCT/JP2006/325196
Publication Date:
June 28, 2007
Filing Date:
December 18, 2006
Export Citation:
Assignee:
NEC LAMILION ENERGY LTD (JP)
UTSUMI KAZUAKI (JP)
UTSUMI KAZUAKI (JP)
International Classes:
H02J7/00; B60L3/00; H01M2/10; H01M10/44; H01M10/60; H01M10/613; H01M10/647; H01M10/6557; H01M10/6561
Foreign References:
| JP2005184891A | 2005-07-07 | |||
| JP2004253152A | 2004-09-09 | |||
| JP2004063352A | 2004-02-26 | |||
| JP2001178008A | 2001-06-29 | |||
| JPH08321329A | 1996-12-03 | |||
| JP2001511638A | 2001-08-14 |
Attorney, Agent or Firm:
MIYAZAKI, Teruo et al. (16th Kowa Bldg. 9-20, Akasaka 1-chome, Minato-k, Tokyo 52, JP)
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