Title:
POWER STORAGE DEVICE AND POWER STORAGE DEVICE CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2015/001703
Kind Code:
A1
Abstract:
This power storage device is provided with: a battery unit comprising multiple power storage element units arranged in rows, each power storage element unit having at least one power storage element; a cell balance circuit which is connected in parallel with the multiple power storage element units and which performs cell balance operations between the multiple power storage element units; a control unit which controls the cell balance current flowing through the cell balance circuit; a total current measurement unit which measures the current value of the total current flowing through the entire battery unit; and a cell balance current measurement unit which measures the current value of the cell balance current.
Inventors:
NAKAMURA KAZUO (JP)
OZAWA ATSUSHI (JP)
OZAWA ATSUSHI (JP)
Application Number:
PCT/JP2014/002837
Publication Date:
January 08, 2015
Filing Date:
May 29, 2014
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H02J7/02; H01M10/44
Foreign References:
| JP2006507790A | 2006-03-02 | |||
| JPH1032936A | 1998-02-03 | |||
| JP2008011657A | 2008-01-17 | |||
| JP2003289629A | 2003-10-10 | |||
| JPH11176483A | 1999-07-02 |
Other References:
See also references of EP 3018791A4
Attorney, Agent or Firm:
SUGIURA, Masatomo et al. (JP)
Masatomo Sugiura (JP)
Masatomo Sugiura (JP)
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